./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b 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_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9 --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 b1b2a361b7351c4ac2fc0213f47206309b2fae43ca25ec3cefac8a1c8b001422 --- 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-6b4ec56 [2022-11-20 19:47:10,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 19:47:10,882 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 19:47:10,902 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 19:47:10,903 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 19:47:10,904 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 19:47:10,905 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 19:47:10,907 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 19:47:10,909 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 19:47:10,910 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 19:47:10,912 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 19:47:10,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 19:47:10,914 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 19:47:10,915 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 19:47:10,916 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 19:47:10,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 19:47:10,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 19:47:10,920 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 19:47:10,922 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 19:47:10,924 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 19:47:10,925 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 19:47:10,927 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 19:47:10,928 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 19:47:10,929 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 19:47:10,932 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 19:47:10,933 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 19:47:10,933 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 19:47:10,934 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 19:47:10,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 19:47:10,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 19:47:10,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 19:47:10,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 19:47:10,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 19:47:10,939 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 19:47:10,940 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 19:47:10,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 19:47:10,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 19:47:10,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 19:47:10,942 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 19:47:10,943 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 19:47:10,944 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 19:47:10,946 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-20 19:47:10,986 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 19:47:10,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 19:47:10,990 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 19:47:10,990 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 19:47:10,991 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 19:47:10,992 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 19:47:10,992 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 19:47:10,992 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 19:47:10,993 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 19:47:10,993 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-20 19:47:10,994 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 19:47:10,995 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 19:47:10,995 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-20 19:47:10,995 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-20 19:47:10,995 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 19:47:10,996 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-20 19:47:10,996 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-20 19:47:10,996 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-20 19:47:10,997 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 19:47:10,997 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 19:47:10,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 19:47:10,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 19:47:10,998 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 19:47:10,998 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 19:47:10,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 19:47:10,999 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 19:47:10,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 19:47:10,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 19:47:11,000 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 19:47:11,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 19:47:11,000 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 19:47:11,001 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-20 19:47:11,001 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 19:47:11,002 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 19:47:11,002 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-20 19:47:11,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 19:47:11,003 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 19:47:11,003 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 19:47:11,003 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_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1b2a361b7351c4ac2fc0213f47206309b2fae43ca25ec3cefac8a1c8b001422 [2022-11-20 19:47:11,311 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 19:47:11,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 19:47:11,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 19:47:11,344 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 19:47:11,344 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 19:47:11,346 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i [2022-11-20 19:47:14,394 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 19:47:14,904 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 19:47:14,905 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i [2022-11-20 19:47:14,946 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/data/39b96ce66/a0a85b2102554933a4882a3374c3c07c/FLAGb464fafdf [2022-11-20 19:47:14,965 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/data/39b96ce66/a0a85b2102554933a4882a3374c3c07c [2022-11-20 19:47:14,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 19:47:14,971 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 19:47:14,977 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 19:47:14,977 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 19:47:14,984 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 19:47:14,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:47:14" (1/1) ... [2022-11-20 19:47:14,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b6de590 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:14, skipping insertion in model container [2022-11-20 19:47:14,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:47:14" (1/1) ... [2022-11-20 19:47:14,996 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 19:47:15,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 19:47:16,175 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_2bf99403-9afa-420f-8c74-f5917d00464b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i[129978,129991] [2022-11-20 19:47:16,348 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 19:47:16,375 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 19:47:16,671 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_2bf99403-9afa-420f-8c74-f5917d00464b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i[129978,129991] [2022-11-20 19:47:16,690 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 19:47:16,751 INFO L208 MainTranslator]: Completed translation [2022-11-20 19:47:16,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:16 WrapperNode [2022-11-20 19:47:16,751 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 19:47:16,753 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 19:47:16,753 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 19:47:16,753 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 19:47:16,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:16" (1/1) ... [2022-11-20 19:47:16,825 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:16" (1/1) ... [2022-11-20 19:47:16,928 INFO L138 Inliner]: procedures = 188, calls = 548, calls flagged for inlining = 71, calls inlined = 66, statements flattened = 1597 [2022-11-20 19:47:16,932 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 19:47:16,933 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 19:47:16,934 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 19:47:16,934 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 19:47:16,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:16" (1/1) ... [2022-11-20 19:47:16,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:16" (1/1) ... [2022-11-20 19:47:16,969 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:16" (1/1) ... [2022-11-20 19:47:16,986 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:16" (1/1) ... [2022-11-20 19:47:17,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:16" (1/1) ... [2022-11-20 19:47:17,082 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:16" (1/1) ... [2022-11-20 19:47:17,105 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:16" (1/1) ... [2022-11-20 19:47:17,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:16" (1/1) ... [2022-11-20 19:47:17,138 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 19:47:17,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 19:47:17,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 19:47:17,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 19:47:17,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:16" (1/1) ... [2022-11-20 19:47:17,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 19:47:17,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 19:47:17,174 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 19:47:17,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 19:47:17,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_serio_raw_mutex [2022-11-20 19:47:17,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_serio_raw_mutex [2022-11-20 19:47:17,227 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-11-20 19:47:17,228 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-11-20 19:47:17,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-20 19:47:17,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-20 19:47:17,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 19:47:17,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-20 19:47:17,228 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-20 19:47:17,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-20 19:47:17,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-20 19:47:17,229 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-20 19:47:17,229 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-20 19:47:17,229 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2022-11-20 19:47:17,229 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2022-11-20 19:47:17,229 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-11-20 19:47:17,229 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-11-20 19:47:17,229 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-20 19:47:17,229 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-20 19:47:17,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 19:47:17,230 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-20 19:47:17,230 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-20 19:47:17,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-20 19:47:17,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-20 19:47:17,230 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-11-20 19:47:17,231 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-11-20 19:47:17,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-20 19:47:17,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-20 19:47:17,232 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_disconnect [2022-11-20 19:47:17,232 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_disconnect [2022-11-20 19:47:17,232 INFO L130 BoogieDeclarations]: Found specification of procedure serio_continue_rx [2022-11-20 19:47:17,232 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_continue_rx [2022-11-20 19:47:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-20 19:47:17,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-20 19:47:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 19:47:17,233 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 19:47:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 19:47:17,233 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_poll [2022-11-20 19:47:17,234 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_poll [2022-11-20 19:47:17,234 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-20 19:47:17,234 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-20 19:47:17,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-20 19:47:17,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-20 19:47:17,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 19:47:17,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-20 19:47:17,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-20 19:47:17,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 19:47:17,235 INFO L130 BoogieDeclarations]: Found specification of procedure serio_set_drvdata [2022-11-20 19:47:17,235 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_set_drvdata [2022-11-20 19:47:17,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 19:47:17,236 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-20 19:47:17,236 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-20 19:47:17,237 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-20 19:47:17,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-20 19:47:17,237 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2022-11-20 19:47:17,237 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2022-11-20 19:47:17,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 19:47:17,238 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-20 19:47:17,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-20 19:47:17,238 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-11-20 19:47:17,238 INFO L130 BoogieDeclarations]: Found specification of procedure serio_pause_rx [2022-11-20 19:47:17,238 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_pause_rx [2022-11-20 19:47:17,238 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2022-11-20 19:47:17,239 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2022-11-20 19:47:17,239 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2022-11-20 19:47:17,239 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2022-11-20 19:47:17,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 19:47:17,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 19:47:17,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2022-11-20 19:47:17,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2022-11-20 19:47:17,239 INFO L130 BoogieDeclarations]: Found specification of procedure serio_get_drvdata [2022-11-20 19:47:17,240 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_get_drvdata [2022-11-20 19:47:17,240 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-20 19:47:17,241 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-20 19:47:17,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_serio_raw_mutex [2022-11-20 19:47:17,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_serio_raw_mutex [2022-11-20 19:47:17,241 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-11-20 19:47:17,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-11-20 19:47:17,242 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-20 19:47:17,242 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-20 19:47:17,243 INFO L130 BoogieDeclarations]: Found specification of procedure serio_close [2022-11-20 19:47:17,243 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_close [2022-11-20 19:47:17,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_serio_raw_mutex [2022-11-20 19:47:17,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_serio_raw_mutex [2022-11-20 19:47:17,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 19:47:17,243 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_write [2022-11-20 19:47:17,243 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_write [2022-11-20 19:47:17,243 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_fasync [2022-11-20 19:47:17,243 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_fasync [2022-11-20 19:47:17,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 19:47:17,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 19:47:17,727 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 19:47:17,732 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 19:47:17,905 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-20 19:47:19,238 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 19:47:19,604 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 19:47:19,604 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 19:47:19,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:47:19 BoogieIcfgContainer [2022-11-20 19:47:19,610 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 19:47:19,612 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 19:47:19,613 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 19:47:19,616 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 19:47:19,616 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 07:47:14" (1/3) ... [2022-11-20 19:47:19,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17506d98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:47:19, skipping insertion in model container [2022-11-20 19:47:19,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:47:16" (2/3) ... [2022-11-20 19:47:19,620 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17506d98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:47:19, skipping insertion in model container [2022-11-20 19:47:19,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:47:19" (3/3) ... [2022-11-20 19:47:19,621 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i [2022-11-20 19:47:19,642 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 19:47:19,643 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-20 19:47:19,732 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 19:47:19,738 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;@417d479c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 19:47:19,739 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-20 19:47:19,744 INFO L276 IsEmpty]: Start isEmpty. Operand has 396 states, 243 states have (on average 1.3662551440329218) internal successors, (332), 262 states have internal predecessors, (332), 113 states have call successors, (113), 39 states have call predecessors, (113), 38 states have return successors, (109), 109 states have call predecessors, (109), 109 states have call successors, (109) [2022-11-20 19:47:19,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-20 19:47:19,766 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 19:47:19,766 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 19:47:19,767 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 19:47:19,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 19:47:19,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1948492520, now seen corresponding path program 1 times [2022-11-20 19:47:19,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 19:47:19,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958228218] [2022-11-20 19:47:19,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 19:47:19,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 19:47:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 19:47:20,642 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-11-20 19:47:20,643 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 19:47:20,644 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958228218] [2022-11-20 19:47:20,645 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958228218] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 19:47:20,646 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 19:47:20,646 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 19:47:20,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111807550] [2022-11-20 19:47:20,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 19:47:20,655 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 19:47:20,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 19:47:20,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 19:47:20,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 19:47:20,694 INFO L87 Difference]: Start difference. First operand has 396 states, 243 states have (on average 1.3662551440329218) internal successors, (332), 262 states have internal predecessors, (332), 113 states have call successors, (113), 39 states have call predecessors, (113), 38 states have return successors, (109), 109 states have call predecessors, (109), 109 states have call successors, (109) Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2022-11-20 19:47:21,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 19:47:21,349 INFO L93 Difference]: Finished difference Result 1106 states and 1576 transitions. [2022-11-20 19:47:21,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 19:47:21,352 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 123 [2022-11-20 19:47:21,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 19:47:21,368 INFO L225 Difference]: With dead ends: 1106 [2022-11-20 19:47:21,369 INFO L226 Difference]: Without dead ends: 730 [2022-11-20 19:47:21,377 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 [2022-11-20 19:47:21,385 INFO L413 NwaCegarLoop]: 558 mSDtfsCounter, 474 mSDsluCounter, 459 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 474 SdHoareTripleChecker+Valid, 1017 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-20 19:47:21,386 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [474 Valid, 1017 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-20 19:47:21,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 730 states. [2022-11-20 19:47:21,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 730 to 724. [2022-11-20 19:47:21,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 724 states, 455 states have (on average 1.3450549450549452) internal successors, (612), 474 states have internal predecessors, (612), 195 states have call successors, (195), 74 states have call predecessors, (195), 73 states have return successors, (187), 187 states have call predecessors, (187), 187 states have call successors, (187) [2022-11-20 19:47:21,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 994 transitions. [2022-11-20 19:47:21,569 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 994 transitions. Word has length 123 [2022-11-20 19:47:21,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 19:47:21,570 INFO L495 AbstractCegarLoop]: Abstraction has 724 states and 994 transitions. [2022-11-20 19:47:21,571 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2022-11-20 19:47:21,571 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 994 transitions. [2022-11-20 19:47:21,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-11-20 19:47:21,581 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 19:47:21,582 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 19:47:21,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 19:47:21,582 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 19:47:21,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 19:47:21,583 INFO L85 PathProgramCache]: Analyzing trace with hash 425631367, now seen corresponding path program 1 times [2022-11-20 19:47:21,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 19:47:21,585 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083775407] [2022-11-20 19:47:21,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 19:47:21,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 19:47:21,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 19:47:21,971 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-11-20 19:47:21,972 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 19:47:21,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083775407] [2022-11-20 19:47:21,973 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083775407] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 19:47:21,973 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 19:47:21,973 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 19:47:21,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577139738] [2022-11-20 19:47:21,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 19:47:21,975 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 19:47:21,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 19:47:21,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 19:47:21,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 19:47:21,977 INFO L87 Difference]: Start difference. First operand 724 states and 994 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-20 19:47:22,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 19:47:22,225 INFO L93 Difference]: Finished difference Result 726 states and 995 transitions. [2022-11-20 19:47:22,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 19:47:22,228 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 127 [2022-11-20 19:47:22,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 19:47:22,239 INFO L225 Difference]: With dead ends: 726 [2022-11-20 19:47:22,239 INFO L226 Difference]: Without dead ends: 723 [2022-11-20 19:47:22,240 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 [2022-11-20 19:47:22,244 INFO L413 NwaCegarLoop]: 456 mSDtfsCounter, 492 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 492 SdHoareTripleChecker+Valid, 456 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 19:47:22,245 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [492 Valid, 456 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 19:47:22,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 723 states. [2022-11-20 19:47:22,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 723 to 723. [2022-11-20 19:47:22,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 723 states, 455 states have (on average 1.3428571428571427) internal successors, (611), 473 states have internal predecessors, (611), 194 states have call successors, (194), 74 states have call predecessors, (194), 73 states have return successors, (187), 187 states have call predecessors, (187), 187 states have call successors, (187) [2022-11-20 19:47:22,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 723 states and 992 transitions. [2022-11-20 19:47:22,313 INFO L78 Accepts]: Start accepts. Automaton has 723 states and 992 transitions. Word has length 127 [2022-11-20 19:47:22,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 19:47:22,314 INFO L495 AbstractCegarLoop]: Abstraction has 723 states and 992 transitions. [2022-11-20 19:47:22,314 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-20 19:47:22,315 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 992 transitions. [2022-11-20 19:47:22,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-20 19:47:22,317 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 19:47:22,317 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 19:47:22,317 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-20 19:47:22,317 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 19:47:22,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 19:47:22,318 INFO L85 PathProgramCache]: Analyzing trace with hash 73261685, now seen corresponding path program 1 times [2022-11-20 19:47:22,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 19:47:22,318 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405001294] [2022-11-20 19:47:22,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 19:47:22,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 19:47:22,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 19:47:22,503 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-11-20 19:47:22,503 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 19:47:22,503 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405001294] [2022-11-20 19:47:22,504 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405001294] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 19:47:22,504 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 19:47:22,504 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 19:47:22,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678026338] [2022-11-20 19:47:22,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 19:47:22,505 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 19:47:22,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 19:47:22,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 19:47:22,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 19:47:22,506 INFO L87 Difference]: Start difference. First operand 723 states and 992 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-20 19:47:22,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 19:47:22,921 INFO L93 Difference]: Finished difference Result 1751 states and 2362 transitions. [2022-11-20 19:47:22,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 19:47:22,922 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 131 [2022-11-20 19:47:22,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 19:47:22,930 INFO L225 Difference]: With dead ends: 1751 [2022-11-20 19:47:22,930 INFO L226 Difference]: Without dead ends: 1060 [2022-11-20 19:47:22,932 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 [2022-11-20 19:47:22,933 INFO L413 NwaCegarLoop]: 495 mSDtfsCounter, 304 mSDsluCounter, 343 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 838 SdHoareTripleChecker+Invalid, 179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-20 19:47:22,934 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [304 Valid, 838 Invalid, 179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 175 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-20 19:47:22,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1060 states. [2022-11-20 19:47:22,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1060 to 1042. [2022-11-20 19:47:23,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1042 states, 653 states have (on average 1.329249617151608) internal successors, (868), 683 states have internal predecessors, (868), 263 states have call successors, (263), 128 states have call predecessors, (263), 125 states have return successors, (264), 248 states have call predecessors, (264), 256 states have call successors, (264) [2022-11-20 19:47:23,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 1042 states and 1395 transitions. [2022-11-20 19:47:23,007 INFO L78 Accepts]: Start accepts. Automaton has 1042 states and 1395 transitions. Word has length 131 [2022-11-20 19:47:23,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 19:47:23,007 INFO L495 AbstractCegarLoop]: Abstraction has 1042 states and 1395 transitions. [2022-11-20 19:47:23,008 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-20 19:47:23,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1395 transitions. [2022-11-20 19:47:23,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-20 19:47:23,009 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 19:47:23,010 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 19:47:23,010 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-20 19:47:23,010 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 19:47:23,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 19:47:23,011 INFO L85 PathProgramCache]: Analyzing trace with hash 309554888, now seen corresponding path program 1 times [2022-11-20 19:47:23,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 19:47:23,011 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322895647] [2022-11-20 19:47:23,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 19:47:23,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 19:47:23,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 19:47:23,205 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-11-20 19:47:23,206 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 19:47:23,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322895647] [2022-11-20 19:47:23,206 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322895647] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 19:47:23,206 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 19:47:23,206 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 19:47:23,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351866714] [2022-11-20 19:47:23,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 19:47:23,207 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 19:47:23,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 19:47:23,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 19:47:23,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 19:47:23,208 INFO L87 Difference]: Start difference. First operand 1042 states and 1395 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-20 19:47:23,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 19:47:23,447 INFO L93 Difference]: Finished difference Result 1044 states and 1396 transitions. [2022-11-20 19:47:23,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 19:47:23,447 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 128 [2022-11-20 19:47:23,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 19:47:23,453 INFO L225 Difference]: With dead ends: 1044 [2022-11-20 19:47:23,453 INFO L226 Difference]: Without dead ends: 1041 [2022-11-20 19:47:23,454 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 [2022-11-20 19:47:23,455 INFO L413 NwaCegarLoop]: 454 mSDtfsCounter, 489 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 489 SdHoareTripleChecker+Valid, 454 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 19:47:23,455 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [489 Valid, 454 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 19:47:23,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1041 states. [2022-11-20 19:47:23,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1041 to 1041. [2022-11-20 19:47:23,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1041 states, 653 states have (on average 1.327718223583461) internal successors, (867), 682 states have internal predecessors, (867), 262 states have call successors, (262), 128 states have call predecessors, (262), 125 states have return successors, (264), 248 states have call predecessors, (264), 256 states have call successors, (264) [2022-11-20 19:47:23,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 1041 states and 1393 transitions. [2022-11-20 19:47:23,557 INFO L78 Accepts]: Start accepts. Automaton has 1041 states and 1393 transitions. Word has length 128 [2022-11-20 19:47:23,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 19:47:23,558 INFO L495 AbstractCegarLoop]: Abstraction has 1041 states and 1393 transitions. [2022-11-20 19:47:23,558 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-20 19:47:23,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1393 transitions. [2022-11-20 19:47:23,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-11-20 19:47:23,560 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 19:47:23,561 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 19:47:23,561 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-20 19:47:23,561 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 19:47:23,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 19:47:23,562 INFO L85 PathProgramCache]: Analyzing trace with hash 865167237, now seen corresponding path program 1 times [2022-11-20 19:47:23,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 19:47:23,562 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391736029] [2022-11-20 19:47:23,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 19:47:23,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 19:47:23,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 19:47:23,740 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-11-20 19:47:23,740 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 19:47:23,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391736029] [2022-11-20 19:47:23,741 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391736029] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 19:47:23,741 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 19:47:23,741 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 19:47:23,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133042122] [2022-11-20 19:47:23,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 19:47:23,742 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 19:47:23,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 19:47:23,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 19:47:23,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 19:47:23,743 INFO L87 Difference]: Start difference. First operand 1041 states and 1393 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-20 19:47:24,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 19:47:24,197 INFO L93 Difference]: Finished difference Result 1916 states and 2546 transitions. [2022-11-20 19:47:24,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 19:47:24,198 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 132 [2022-11-20 19:47:24,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 19:47:24,203 INFO L225 Difference]: With dead ends: 1916 [2022-11-20 19:47:24,204 INFO L226 Difference]: Without dead ends: 915 [2022-11-20 19:47:24,206 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 [2022-11-20 19:47:24,207 INFO L413 NwaCegarLoop]: 694 mSDtfsCounter, 400 mSDsluCounter, 399 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 400 SdHoareTripleChecker+Valid, 1093 SdHoareTripleChecker+Invalid, 207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-20 19:47:24,208 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [400 Valid, 1093 Invalid, 207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-20 19:47:24,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 915 states. [2022-11-20 19:47:24,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 915 to 898. [2022-11-20 19:47:24,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 898 states, 575 states have (on average 1.333913043478261) internal successors, (767), 596 states have internal predecessors, (767), 209 states have call successors, (209), 115 states have call predecessors, (209), 113 states have return successors, (210), 199 states have call predecessors, (210), 203 states have call successors, (210) [2022-11-20 19:47:24,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 898 states and 1186 transitions. [2022-11-20 19:47:24,267 INFO L78 Accepts]: Start accepts. Automaton has 898 states and 1186 transitions. Word has length 132 [2022-11-20 19:47:24,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 19:47:24,268 INFO L495 AbstractCegarLoop]: Abstraction has 898 states and 1186 transitions. [2022-11-20 19:47:24,268 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-20 19:47:24,268 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1186 transitions. [2022-11-20 19:47:24,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-11-20 19:47:24,270 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 19:47:24,270 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 19:47:24,270 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-20 19:47:24,271 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 19:47:24,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 19:47:24,271 INFO L85 PathProgramCache]: Analyzing trace with hash 1006156202, now seen corresponding path program 1 times [2022-11-20 19:47:24,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 19:47:24,271 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733599760] [2022-11-20 19:47:24,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 19:47:24,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 19:47:24,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 19:47:24,513 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-11-20 19:47:24,513 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 19:47:24,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733599760] [2022-11-20 19:47:24,514 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733599760] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 19:47:24,514 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 19:47:24,514 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 19:47:24,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668854381] [2022-11-20 19:47:24,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 19:47:24,515 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 19:47:24,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 19:47:24,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 19:47:24,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 19:47:24,516 INFO L87 Difference]: Start difference. First operand 898 states and 1186 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-20 19:47:24,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 19:47:24,759 INFO L93 Difference]: Finished difference Result 900 states and 1187 transitions. [2022-11-20 19:47:24,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 19:47:24,759 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 129 [2022-11-20 19:47:24,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 19:47:24,764 INFO L225 Difference]: With dead ends: 900 [2022-11-20 19:47:24,764 INFO L226 Difference]: Without dead ends: 897 [2022-11-20 19:47:24,765 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 [2022-11-20 19:47:24,766 INFO L413 NwaCegarLoop]: 452 mSDtfsCounter, 486 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 486 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 19:47:24,767 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [486 Valid, 452 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 19:47:24,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 897 states. [2022-11-20 19:47:24,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 897 to 897. [2022-11-20 19:47:24,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 897 states, 575 states have (on average 1.3321739130434782) internal successors, (766), 595 states have internal predecessors, (766), 208 states have call successors, (208), 115 states have call predecessors, (208), 113 states have return successors, (210), 199 states have call predecessors, (210), 203 states have call successors, (210) [2022-11-20 19:47:24,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1184 transitions. [2022-11-20 19:47:24,832 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1184 transitions. Word has length 129 [2022-11-20 19:47:24,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 19:47:24,833 INFO L495 AbstractCegarLoop]: Abstraction has 897 states and 1184 transitions. [2022-11-20 19:47:24,833 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-20 19:47:24,833 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1184 transitions. [2022-11-20 19:47:24,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-11-20 19:47:24,835 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 19:47:24,835 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 19:47:24,835 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-20 19:47:24,836 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 19:47:24,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 19:47:24,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1125965323, now seen corresponding path program 1 times [2022-11-20 19:47:24,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 19:47:24,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157982295] [2022-11-20 19:47:24,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 19:47:24,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 19:47:24,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 19:47:25,017 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-11-20 19:47:25,018 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 19:47:25,018 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157982295] [2022-11-20 19:47:25,018 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157982295] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 19:47:25,018 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 19:47:25,019 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 19:47:25,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457237306] [2022-11-20 19:47:25,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 19:47:25,019 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 19:47:25,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 19:47:25,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 19:47:25,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 19:47:25,020 INFO L87 Difference]: Start difference. First operand 897 states and 1184 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-20 19:47:25,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 19:47:25,453 INFO L93 Difference]: Finished difference Result 1430 states and 1922 transitions. [2022-11-20 19:47:25,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 19:47:25,454 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 130 [2022-11-20 19:47:25,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 19:47:25,461 INFO L225 Difference]: With dead ends: 1430 [2022-11-20 19:47:25,461 INFO L226 Difference]: Without dead ends: 1419 [2022-11-20 19:47:25,462 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 [2022-11-20 19:47:25,463 INFO L413 NwaCegarLoop]: 531 mSDtfsCounter, 392 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 392 SdHoareTripleChecker+Valid, 870 SdHoareTripleChecker+Invalid, 164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-20 19:47:25,463 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [392 Valid, 870 Invalid, 164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-20 19:47:25,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1419 states. [2022-11-20 19:47:25,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1419 to 1419. [2022-11-20 19:47:25,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1419 states, 934 states have (on average 1.3447537473233404) internal successors, (1256), 964 states have internal predecessors, (1256), 311 states have call successors, (311), 182 states have call predecessors, (311), 173 states have return successors, (331), 290 states have call predecessors, (331), 306 states have call successors, (331) [2022-11-20 19:47:25,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1419 states and 1898 transitions. [2022-11-20 19:47:25,559 INFO L78 Accepts]: Start accepts. Automaton has 1419 states and 1898 transitions. Word has length 130 [2022-11-20 19:47:25,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 19:47:25,560 INFO L495 AbstractCegarLoop]: Abstraction has 1419 states and 1898 transitions. [2022-11-20 19:47:25,560 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-20 19:47:25,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 1898 transitions. [2022-11-20 19:47:25,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-11-20 19:47:25,564 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 19:47:25,564 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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] [2022-11-20 19:47:25,564 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-20 19:47:25,565 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 19:47:25,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 19:47:25,565 INFO L85 PathProgramCache]: Analyzing trace with hash 341823448, now seen corresponding path program 1 times [2022-11-20 19:47:25,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 19:47:25,569 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277868539] [2022-11-20 19:47:25,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 19:47:25,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 19:47:25,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 19:47:25,833 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-11-20 19:47:25,833 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 19:47:25,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277868539] [2022-11-20 19:47:25,833 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [277868539] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 19:47:25,834 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 19:47:25,834 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 19:47:25,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012755207] [2022-11-20 19:47:25,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 19:47:25,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 19:47:25,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 19:47:25,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 19:47:25,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 19:47:25,836 INFO L87 Difference]: Start difference. First operand 1419 states and 1898 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-20 19:47:26,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 19:47:26,439 INFO L93 Difference]: Finished difference Result 3318 states and 4457 transitions. [2022-11-20 19:47:26,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 19:47:26,440 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 171 [2022-11-20 19:47:26,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 19:47:26,450 INFO L225 Difference]: With dead ends: 3318 [2022-11-20 19:47:26,450 INFO L226 Difference]: Without dead ends: 1956 [2022-11-20 19:47:26,455 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 [2022-11-20 19:47:26,462 INFO L413 NwaCegarLoop]: 717 mSDtfsCounter, 435 mSDsluCounter, 375 mSDsCounter, 0 mSdLazyCounter, 197 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 435 SdHoareTripleChecker+Valid, 1092 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-20 19:47:26,462 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [435 Valid, 1092 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-20 19:47:26,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1956 states. [2022-11-20 19:47:26,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1956 to 1935. [2022-11-20 19:47:26,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1935 states, 1302 states have (on average 1.3533026113671276) internal successors, (1762), 1337 states have internal predecessors, (1762), 400 states have call successors, (400), 244 states have call predecessors, (400), 232 states have return successors, (430), 376 states have call predecessors, (430), 395 states have call successors, (430) [2022-11-20 19:47:26,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1935 states and 2592 transitions. [2022-11-20 19:47:26,599 INFO L78 Accepts]: Start accepts. Automaton has 1935 states and 2592 transitions. Word has length 171 [2022-11-20 19:47:26,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 19:47:26,600 INFO L495 AbstractCegarLoop]: Abstraction has 1935 states and 2592 transitions. [2022-11-20 19:47:26,600 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-20 19:47:26,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2592 transitions. [2022-11-20 19:47:26,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-11-20 19:47:26,603 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 19:47:26,604 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 19:47:26,604 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-20 19:47:26,604 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 19:47:26,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 19:47:26,605 INFO L85 PathProgramCache]: Analyzing trace with hash -1452163503, now seen corresponding path program 1 times [2022-11-20 19:47:26,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 19:47:26,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996869655] [2022-11-20 19:47:26,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 19:47:26,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 19:47:26,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 19:47:27,437 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-11-20 19:47:27,438 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 19:47:27,438 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996869655] [2022-11-20 19:47:27,438 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996869655] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 19:47:27,438 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 19:47:27,438 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 19:47:27,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388045938] [2022-11-20 19:47:27,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 19:47:27,440 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 19:47:27,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 19:47:27,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 19:47:27,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-20 19:47:27,442 INFO L87 Difference]: Start difference. First operand 1935 states and 2592 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-20 19:47:28,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 19:47:28,102 INFO L93 Difference]: Finished difference Result 1948 states and 2609 transitions. [2022-11-20 19:47:28,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 19:47:28,102 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 186 [2022-11-20 19:47:28,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 19:47:28,112 INFO L225 Difference]: With dead ends: 1948 [2022-11-20 19:47:28,113 INFO L226 Difference]: Without dead ends: 1945 [2022-11-20 19:47:28,114 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 [2022-11-20 19:47:28,116 INFO L413 NwaCegarLoop]: 455 mSDtfsCounter, 21 mSDsluCounter, 850 mSDsCounter, 0 mSdLazyCounter, 257 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 1305 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-20 19:47:28,117 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 1305 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 257 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-20 19:47:28,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1945 states. [2022-11-20 19:47:28,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1945 to 1941. [2022-11-20 19:47:28,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1941 states, 1306 states have (on average 1.3499234303215926) internal successors, (1763), 1340 states have internal predecessors, (1763), 400 states have call successors, (400), 247 states have call predecessors, (400), 234 states have return successors, (430), 376 states have call predecessors, (430), 395 states have call successors, (430) [2022-11-20 19:47:28,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1941 states and 2593 transitions. [2022-11-20 19:47:28,310 INFO L78 Accepts]: Start accepts. Automaton has 1941 states and 2593 transitions. Word has length 186 [2022-11-20 19:47:28,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 19:47:28,311 INFO L495 AbstractCegarLoop]: Abstraction has 1941 states and 2593 transitions. [2022-11-20 19:47:28,311 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-20 19:47:28,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 2593 transitions. [2022-11-20 19:47:28,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-11-20 19:47:28,317 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 19:47:28,317 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 19:47:28,318 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-20 19:47:28,318 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 19:47:28,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 19:47:28,319 INFO L85 PathProgramCache]: Analyzing trace with hash -624259153, now seen corresponding path program 1 times [2022-11-20 19:47:28,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 19:47:28,319 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963095465] [2022-11-20 19:47:28,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 19:47:28,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 19:47:28,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 19:47:29,087 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2022-11-20 19:47:29,087 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 19:47:29,087 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963095465] [2022-11-20 19:47:29,088 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963095465] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 19:47:29,088 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 19:47:29,088 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-20 19:47:29,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406024917] [2022-11-20 19:47:29,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 19:47:29,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-20 19:47:29,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 19:47:29,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-20 19:47:29,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-20 19:47:29,090 INFO L87 Difference]: Start difference. First operand 1941 states and 2593 transitions. Second operand has 7 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-11-20 19:47:30,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 19:47:30,061 INFO L93 Difference]: Finished difference Result 3666 states and 4943 transitions. [2022-11-20 19:47:30,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 19:47:30,061 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 211 [2022-11-20 19:47:30,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 19:47:30,070 INFO L225 Difference]: With dead ends: 3666 [2022-11-20 19:47:30,070 INFO L226 Difference]: Without dead ends: 1782 [2022-11-20 19:47:30,075 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-20 19:47:30,076 INFO L413 NwaCegarLoop]: 443 mSDtfsCounter, 19 mSDsluCounter, 2158 mSDsCounter, 0 mSdLazyCounter, 507 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 2601 SdHoareTripleChecker+Invalid, 517 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-20 19:47:30,077 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 2601 Invalid, 517 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 507 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-20 19:47:30,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1782 states. [2022-11-20 19:47:30,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1782 to 1782. [2022-11-20 19:47:30,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1782 states, 1225 states have (on average 1.36) internal successors, (1666), 1253 states have internal predecessors, (1666), 355 states have call successors, (355), 210 states have call predecessors, (355), 201 states have return successors, (362), 337 states have call predecessors, (362), 350 states have call successors, (362) [2022-11-20 19:47:30,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1782 states and 2383 transitions. [2022-11-20 19:47:30,202 INFO L78 Accepts]: Start accepts. Automaton has 1782 states and 2383 transitions. Word has length 211 [2022-11-20 19:47:30,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 19:47:30,204 INFO L495 AbstractCegarLoop]: Abstraction has 1782 states and 2383 transitions. [2022-11-20 19:47:30,204 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-11-20 19:47:30,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2383 transitions. [2022-11-20 19:47:30,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2022-11-20 19:47:30,208 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 19:47:30,208 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 3, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 19:47:30,208 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-20 19:47:30,209 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 19:47:30,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 19:47:30,209 INFO L85 PathProgramCache]: Analyzing trace with hash 1808639556, now seen corresponding path program 1 times [2022-11-20 19:47:30,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 19:47:30,210 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43956546] [2022-11-20 19:47:30,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 19:47:30,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 19:47:30,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 19:47:31,628 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2022-11-20 19:47:31,629 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 19:47:31,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [43956546] [2022-11-20 19:47:31,629 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [43956546] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 19:47:31,630 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1948505989] [2022-11-20 19:47:31,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 19:47:31,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 19:47:31,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 19:47:31,634 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 19:47:31,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-20 19:47:32,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 19:47:32,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 2374 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-20 19:47:32,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 19:47:32,825 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2022-11-20 19:47:32,826 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 19:47:32,826 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1948505989] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 19:47:32,826 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 19:47:32,826 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 10 [2022-11-20 19:47:32,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793296914] [2022-11-20 19:47:32,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 19:47:32,827 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 19:47:32,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 19:47:32,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 19:47:32,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2022-11-20 19:47:32,829 INFO L87 Difference]: Start difference. First operand 1782 states and 2383 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 3 states have call successors, (31), 4 states have call predecessors, (31), 3 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-20 19:47:34,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 19:47:34,668 INFO L93 Difference]: Finished difference Result 3235 states and 4584 transitions. [2022-11-20 19:47:34,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 19:47:34,669 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 3 states have call successors, (31), 4 states have call predecessors, (31), 3 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 216 [2022-11-20 19:47:34,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 19:47:34,688 INFO L225 Difference]: With dead ends: 3235 [2022-11-20 19:47:34,688 INFO L226 Difference]: Without dead ends: 3219 [2022-11-20 19:47:34,690 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-11-20 19:47:34,691 INFO L413 NwaCegarLoop]: 536 mSDtfsCounter, 507 mSDsluCounter, 829 mSDsCounter, 0 mSdLazyCounter, 973 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 551 SdHoareTripleChecker+Valid, 1365 SdHoareTripleChecker+Invalid, 1214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 973 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-20 19:47:34,691 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [551 Valid, 1365 Invalid, 1214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 973 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-20 19:47:34,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3219 states. [2022-11-20 19:47:34,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3219 to 2403. [2022-11-20 19:47:34,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2403 states, 1678 states have (on average 1.371871275327771) internal successors, (2302), 1714 states have internal predecessors, (2302), 457 states have call successors, (457), 278 states have call predecessors, (457), 267 states have return successors, (464), 435 states have call predecessors, (464), 452 states have call successors, (464) [2022-11-20 19:47:34,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2403 states to 2403 states and 3223 transitions. [2022-11-20 19:47:34,937 INFO L78 Accepts]: Start accepts. Automaton has 2403 states and 3223 transitions. Word has length 216 [2022-11-20 19:47:34,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 19:47:34,938 INFO L495 AbstractCegarLoop]: Abstraction has 2403 states and 3223 transitions. [2022-11-20 19:47:34,938 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 3 states have call successors, (31), 4 states have call predecessors, (31), 3 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-20 19:47:34,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2403 states and 3223 transitions. [2022-11-20 19:47:34,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2022-11-20 19:47:34,944 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 19:47:34,944 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 19:47:34,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-20 19:47:35,153 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 19:47:35,154 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 19:47:35,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 19:47:35,155 INFO L85 PathProgramCache]: Analyzing trace with hash 1164890281, now seen corresponding path program 1 times [2022-11-20 19:47:35,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 19:47:35,155 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309774953] [2022-11-20 19:47:35,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 19:47:35,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 19:47:35,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 19:47:36,056 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 457 trivial. 0 not checked. [2022-11-20 19:47:36,056 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 19:47:36,056 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309774953] [2022-11-20 19:47:36,057 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [309774953] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 19:47:36,057 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 19:47:36,057 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-20 19:47:36,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10562044] [2022-11-20 19:47:36,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 19:47:36,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-20 19:47:36,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 19:47:36,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-20 19:47:36,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-11-20 19:47:36,059 INFO L87 Difference]: Start difference. First operand 2403 states and 3223 transitions. Second operand has 6 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (34), 2 states have call predecessors, (34), 1 states have call successors, (34) [2022-11-20 19:47:36,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 19:47:36,774 INFO L93 Difference]: Finished difference Result 2418 states and 3237 transitions. [2022-11-20 19:47:36,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 19:47:36,775 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (34), 2 states have call predecessors, (34), 1 states have call successors, (34) Word has length 255 [2022-11-20 19:47:36,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 19:47:36,787 INFO L225 Difference]: With dead ends: 2418 [2022-11-20 19:47:36,787 INFO L226 Difference]: Without dead ends: 2415 [2022-11-20 19:47:36,789 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-11-20 19:47:36,790 INFO L413 NwaCegarLoop]: 448 mSDtfsCounter, 56 mSDsluCounter, 1245 mSDsCounter, 0 mSdLazyCounter, 328 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 1693 SdHoareTripleChecker+Invalid, 347 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 328 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-20 19:47:36,790 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 1693 Invalid, 347 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 328 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-20 19:47:36,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2415 states. [2022-11-20 19:47:36,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2415 to 2413. [2022-11-20 19:47:37,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2413 states, 1685 states have (on average 1.370326409495549) internal successors, (2309), 1719 states have internal predecessors, (2309), 457 states have call successors, (457), 283 states have call predecessors, (457), 270 states have return successors, (464), 435 states have call predecessors, (464), 452 states have call successors, (464) [2022-11-20 19:47:37,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2413 states to 2413 states and 3230 transitions. [2022-11-20 19:47:37,026 INFO L78 Accepts]: Start accepts. Automaton has 2413 states and 3230 transitions. Word has length 255 [2022-11-20 19:47:37,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 19:47:37,026 INFO L495 AbstractCegarLoop]: Abstraction has 2413 states and 3230 transitions. [2022-11-20 19:47:37,028 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (34), 2 states have call predecessors, (34), 1 states have call successors, (34) [2022-11-20 19:47:37,028 INFO L276 IsEmpty]: Start isEmpty. Operand 2413 states and 3230 transitions. [2022-11-20 19:47:37,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2022-11-20 19:47:37,034 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 19:47:37,035 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 3, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 19:47:37,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-20 19:47:37,035 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 19:47:37,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 19:47:37,036 INFO L85 PathProgramCache]: Analyzing trace with hash 2005836129, now seen corresponding path program 1 times [2022-11-20 19:47:37,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 19:47:37,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350253845] [2022-11-20 19:47:37,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 19:47:37,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 19:47:37,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 19:47:37,364 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 459 trivial. 0 not checked. [2022-11-20 19:47:37,365 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 19:47:37,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350253845] [2022-11-20 19:47:37,365 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350253845] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 19:47:37,365 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 19:47:37,365 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 19:47:37,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850089721] [2022-11-20 19:47:37,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 19:47:37,366 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 19:47:37,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 19:47:37,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 19:47:37,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 19:47:37,367 INFO L87 Difference]: Start difference. First operand 2413 states and 3230 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-20 19:47:38,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 19:47:38,047 INFO L93 Difference]: Finished difference Result 5685 states and 7611 transitions. [2022-11-20 19:47:38,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 19:47:38,053 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 263 [2022-11-20 19:47:38,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 19:47:38,086 INFO L225 Difference]: With dead ends: 5685 [2022-11-20 19:47:38,086 INFO L226 Difference]: Without dead ends: 3329 [2022-11-20 19:47:38,092 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 [2022-11-20 19:47:38,106 INFO L413 NwaCegarLoop]: 603 mSDtfsCounter, 356 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 356 SdHoareTripleChecker+Valid, 945 SdHoareTripleChecker+Invalid, 232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-20 19:47:38,107 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [356 Valid, 945 Invalid, 232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-20 19:47:38,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3329 states. [2022-11-20 19:47:38,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3329 to 3306. [2022-11-20 19:47:38,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3306 states, 2355 states have (on average 1.3613588110403396) internal successors, (3206), 2400 states have internal predecessors, (3206), 567 states have call successors, (567), 402 states have call predecessors, (567), 383 states have return successors, (574), 535 states have call predecessors, (574), 562 states have call successors, (574) [2022-11-20 19:47:38,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 3306 states and 4347 transitions. [2022-11-20 19:47:38,422 INFO L78 Accepts]: Start accepts. Automaton has 3306 states and 4347 transitions. Word has length 263 [2022-11-20 19:47:38,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 19:47:38,423 INFO L495 AbstractCegarLoop]: Abstraction has 3306 states and 4347 transitions. [2022-11-20 19:47:38,423 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-20 19:47:38,423 INFO L276 IsEmpty]: Start isEmpty. Operand 3306 states and 4347 transitions. [2022-11-20 19:47:38,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2022-11-20 19:47:38,429 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 19:47:38,429 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 19:47:38,430 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-20 19:47:38,430 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 19:47:38,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 19:47:38,431 INFO L85 PathProgramCache]: Analyzing trace with hash -2045294084, now seen corresponding path program 1 times [2022-11-20 19:47:38,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 19:47:38,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931252317] [2022-11-20 19:47:38,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 19:47:38,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 19:47:38,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 19:47:39,292 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 457 trivial. 0 not checked. [2022-11-20 19:47:39,292 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 19:47:39,293 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931252317] [2022-11-20 19:47:39,293 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931252317] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 19:47:39,293 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 19:47:39,293 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-20 19:47:39,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065717733] [2022-11-20 19:47:39,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 19:47:39,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-20 19:47:39,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 19:47:39,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-20 19:47:39,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-11-20 19:47:39,296 INFO L87 Difference]: Start difference. First operand 3306 states and 4347 transitions. Second operand has 6 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 3 states have call successors, (36), 3 states have call predecessors, (36), 2 states have return successors, (34), 2 states have call predecessors, (34), 1 states have call successors, (34) [2022-11-20 19:47:40,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 19:47:40,395 INFO L93 Difference]: Finished difference Result 3929 states and 5340 transitions. [2022-11-20 19:47:40,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 19:47:40,395 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 3 states have call successors, (36), 3 states have call predecessors, (36), 2 states have return successors, (34), 2 states have call predecessors, (34), 1 states have call successors, (34) Word has length 261 [2022-11-20 19:47:40,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 19:47:40,417 INFO L225 Difference]: With dead ends: 3929 [2022-11-20 19:47:40,417 INFO L226 Difference]: Without dead ends: 3926 [2022-11-20 19:47:40,420 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-11-20 19:47:40,421 INFO L413 NwaCegarLoop]: 610 mSDtfsCounter, 292 mSDsluCounter, 1321 mSDsCounter, 0 mSdLazyCounter, 552 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 1931 SdHoareTripleChecker+Invalid, 594 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 552 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-20 19:47:40,421 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [320 Valid, 1931 Invalid, 594 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 552 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-20 19:47:40,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3926 states. [2022-11-20 19:47:40,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3926 to 3319. [2022-11-20 19:47:40,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3319 states, 2360 states have (on average 1.3597457627118643) internal successors, (3209), 2407 states have internal predecessors, (3209), 568 states have call successors, (568), 406 states have call predecessors, (568), 390 states have return successors, (576), 537 states have call predecessors, (576), 564 states have call successors, (576) [2022-11-20 19:47:40,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 3319 states and 4353 transitions. [2022-11-20 19:47:40,682 INFO L78 Accepts]: Start accepts. Automaton has 3319 states and 4353 transitions. Word has length 261 [2022-11-20 19:47:40,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 19:47:40,683 INFO L495 AbstractCegarLoop]: Abstraction has 3319 states and 4353 transitions. [2022-11-20 19:47:40,683 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 3 states have call successors, (36), 3 states have call predecessors, (36), 2 states have return successors, (34), 2 states have call predecessors, (34), 1 states have call successors, (34) [2022-11-20 19:47:40,684 INFO L276 IsEmpty]: Start isEmpty. Operand 3319 states and 4353 transitions. [2022-11-20 19:47:40,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2022-11-20 19:47:40,690 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 19:47:40,690 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 19:47:40,691 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-20 19:47:40,691 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 19:47:40,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 19:47:40,691 INFO L85 PathProgramCache]: Analyzing trace with hash -933137892, now seen corresponding path program 1 times [2022-11-20 19:47:40,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 19:47:40,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057623610] [2022-11-20 19:47:40,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 19:47:40,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 19:47:40,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 19:47:41,281 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2022-11-20 19:47:41,282 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 19:47:41,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057623610] [2022-11-20 19:47:41,282 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2057623610] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 19:47:41,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [604398440] [2022-11-20 19:47:41,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 19:47:41,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 19:47:41,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 19:47:41,287 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 19:47:41,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-20 19:47:42,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 19:47:42,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 2640 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-20 19:47:42,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 19:47:42,422 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2022-11-20 19:47:42,423 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 19:47:42,423 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [604398440] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 19:47:42,423 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 19:47:42,423 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-11-20 19:47:42,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928343558] [2022-11-20 19:47:42,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 19:47:42,424 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 19:47:42,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 19:47:42,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 19:47:42,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-20 19:47:42,426 INFO L87 Difference]: Start difference. First operand 3319 states and 4353 transitions. Second operand has 5 states, 5 states have (on average 21.4) internal successors, (107), 5 states have internal predecessors, (107), 4 states have call successors, (38), 4 states have call predecessors, (38), 3 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-11-20 19:47:45,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 19:47:45,006 INFO L93 Difference]: Finished difference Result 12201 states and 16646 transitions. [2022-11-20 19:47:45,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 19:47:45,007 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 5 states have internal predecessors, (107), 4 states have call successors, (38), 4 states have call predecessors, (38), 3 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 265 [2022-11-20 19:47:45,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 19:47:45,057 INFO L225 Difference]: With dead ends: 12201 [2022-11-20 19:47:45,057 INFO L226 Difference]: Without dead ends: 12193 [2022-11-20 19:47:45,063 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 264 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-20 19:47:45,064 INFO L413 NwaCegarLoop]: 860 mSDtfsCounter, 1346 mSDsluCounter, 1316 mSDsCounter, 0 mSdLazyCounter, 1163 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1382 SdHoareTripleChecker+Valid, 2176 SdHoareTripleChecker+Invalid, 1237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-20 19:47:45,064 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1382 Valid, 2176 Invalid, 1237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1163 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-20 19:47:45,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12193 states. [2022-11-20 19:47:45,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12193 to 9718. [2022-11-20 19:47:45,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9718 states, 6933 states have (on average 1.3634790134141064) internal successors, (9453), 7075 states have internal predecessors, (9453), 1640 states have call successors, (1640), 1190 states have call predecessors, (1640), 1144 states have return successors, (1672), 1545 states have call predecessors, (1672), 1636 states have call successors, (1672) [2022-11-20 19:47:45,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9718 states to 9718 states and 12765 transitions. [2022-11-20 19:47:45,929 INFO L78 Accepts]: Start accepts. Automaton has 9718 states and 12765 transitions. Word has length 265 [2022-11-20 19:47:45,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 19:47:45,930 INFO L495 AbstractCegarLoop]: Abstraction has 9718 states and 12765 transitions. [2022-11-20 19:47:45,930 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 5 states have internal predecessors, (107), 4 states have call successors, (38), 4 states have call predecessors, (38), 3 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-11-20 19:47:45,930 INFO L276 IsEmpty]: Start isEmpty. Operand 9718 states and 12765 transitions. [2022-11-20 19:47:45,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2022-11-20 19:47:45,937 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 19:47:45,937 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 19:47:45,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-20 19:47:46,147 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-11-20 19:47:46,147 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 19:47:46,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 19:47:46,148 INFO L85 PathProgramCache]: Analyzing trace with hash -831971933, now seen corresponding path program 1 times [2022-11-20 19:47:46,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 19:47:46,148 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263099684] [2022-11-20 19:47:46,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 19:47:46,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 19:47:46,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 19:47:47,717 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 460 trivial. 0 not checked. [2022-11-20 19:47:47,717 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 19:47:47,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263099684] [2022-11-20 19:47:47,717 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263099684] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 19:47:47,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1689419662] [2022-11-20 19:47:47,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 19:47:47,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 19:47:47,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 19:47:47,719 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 19:47:47,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-20 19:47:48,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 19:47:48,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 2699 conjuncts, 21 conjunts are in the unsatisfiable core [2022-11-20 19:47:48,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 19:47:48,712 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2022-11-20 19:47:48,712 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 19:47:48,712 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1689419662] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 19:47:48,712 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 19:47:48,713 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2022-11-20 19:47:48,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538314066] [2022-11-20 19:47:48,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 19:47:48,714 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-20 19:47:48,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 19:47:48,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-20 19:47:48,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2022-11-20 19:47:48,715 INFO L87 Difference]: Start difference. First operand 9718 states and 12765 transitions. Second operand has 6 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (36), 3 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-20 19:47:50,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 19:47:50,694 INFO L93 Difference]: Finished difference Result 12863 states and 17084 transitions. [2022-11-20 19:47:50,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 19:47:50,695 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (36), 3 states have call predecessors, (36), 2 states have call successors, (36) Word has length 270 [2022-11-20 19:47:50,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 19:47:50,741 INFO L225 Difference]: With dead ends: 12863 [2022-11-20 19:47:50,742 INFO L226 Difference]: Without dead ends: 12852 [2022-11-20 19:47:50,749 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 278 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2022-11-20 19:47:50,750 INFO L413 NwaCegarLoop]: 566 mSDtfsCounter, 413 mSDsluCounter, 1471 mSDsCounter, 0 mSdLazyCounter, 1019 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 414 SdHoareTripleChecker+Valid, 2037 SdHoareTripleChecker+Invalid, 1028 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1019 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-20 19:47:50,750 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [414 Valid, 2037 Invalid, 1028 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1019 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-20 19:47:50,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12852 states. [2022-11-20 19:47:51,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12852 to 9718. [2022-11-20 19:47:51,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9718 states, 6933 states have (on average 1.3634790134141064) internal successors, (9453), 7075 states have internal predecessors, (9453), 1640 states have call successors, (1640), 1190 states have call predecessors, (1640), 1144 states have return successors, (1672), 1545 states have call predecessors, (1672), 1636 states have call successors, (1672) [2022-11-20 19:47:51,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9718 states to 9718 states and 12765 transitions. [2022-11-20 19:47:51,597 INFO L78 Accepts]: Start accepts. Automaton has 9718 states and 12765 transitions. Word has length 270 [2022-11-20 19:47:51,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 19:47:51,597 INFO L495 AbstractCegarLoop]: Abstraction has 9718 states and 12765 transitions. [2022-11-20 19:47:51,598 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (36), 3 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-20 19:47:51,598 INFO L276 IsEmpty]: Start isEmpty. Operand 9718 states and 12765 transitions. [2022-11-20 19:47:51,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2022-11-20 19:47:51,605 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 19:47:51,605 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 4, 3, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 19:47:51,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-20 19:47:51,814 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-11-20 19:47:51,815 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 19:47:51,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 19:47:51,815 INFO L85 PathProgramCache]: Analyzing trace with hash -1249207970, now seen corresponding path program 1 times [2022-11-20 19:47:51,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 19:47:51,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837012005] [2022-11-20 19:47:51,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 19:47:51,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 19:47:51,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 19:47:53,333 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2022-11-20 19:47:53,334 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 19:47:53,334 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837012005] [2022-11-20 19:47:53,334 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1837012005] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 19:47:53,334 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1596075617] [2022-11-20 19:47:53,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 19:47:53,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 19:47:53,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 19:47:53,339 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 19:47:53,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-20 19:47:54,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 19:47:54,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 2680 conjuncts, 21 conjunts are in the unsatisfiable core [2022-11-20 19:47:54,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 19:47:54,316 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2022-11-20 19:47:54,316 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 19:47:54,316 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1596075617] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 19:47:54,316 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 19:47:54,317 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 13 [2022-11-20 19:47:54,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208216145] [2022-11-20 19:47:54,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 19:47:54,318 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-20 19:47:54,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 19:47:54,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-20 19:47:54,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-11-20 19:47:54,319 INFO L87 Difference]: Start difference. First operand 9718 states and 12765 transitions. Second operand has 6 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 3 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-20 19:47:56,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 19:47:56,833 INFO L93 Difference]: Finished difference Result 11724 states and 15861 transitions. [2022-11-20 19:47:56,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 19:47:56,833 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 3 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) Word has length 271 [2022-11-20 19:47:56,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 19:47:56,835 INFO L225 Difference]: With dead ends: 11724 [2022-11-20 19:47:56,835 INFO L226 Difference]: Without dead ends: 0 [2022-11-20 19:47:56,858 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 287 GetRequests, 275 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2022-11-20 19:47:56,858 INFO L413 NwaCegarLoop]: 633 mSDtfsCounter, 670 mSDsluCounter, 1459 mSDsCounter, 0 mSdLazyCounter, 1220 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 680 SdHoareTripleChecker+Valid, 2092 SdHoareTripleChecker+Invalid, 1269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 1220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-20 19:47:56,859 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [680 Valid, 2092 Invalid, 1269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 1220 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-20 19:47:56,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-20 19:47:56,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-20 19:47:56,860 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) [2022-11-20 19:47:56,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-20 19:47:56,862 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 271 [2022-11-20 19:47:56,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 19:47:56,862 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 19:47:56,862 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 3 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-20 19:47:56,863 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-20 19:47:56,863 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 19:47:56,865 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-20 19:47:56,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-11-20 19:47:57,075 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-11-20 19:47:57,077 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-20 19:48:39,977 INFO L899 garLoopResultBuilder]: For program point L5183(lines 5183 5186) no Hoare annotation was computed. [2022-11-20 19:48:39,977 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_serio_raw_mutexEXIT(lines 5180 5190) no Hoare annotation was computed. [2022-11-20 19:48:39,977 INFO L899 garLoopResultBuilder]: For program point L5183-1(lines 5183 5186) no Hoare annotation was computed. [2022-11-20 19:48:39,978 INFO L895 garLoopResultBuilder]: At program point L5184(line 5184) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 2 |old(~ldv_mutex_serio_raw_mutex~0)|)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0))) [2022-11-20 19:48:39,978 INFO L895 garLoopResultBuilder]: At program point ldv_mutex_unlock_serio_raw_mutexENTRY(lines 5180 5190) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 2 |old(~ldv_mutex_serio_raw_mutex~0)|)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2022-11-20 19:48:39,978 INFO L902 garLoopResultBuilder]: At program point ldv_undef_intENTRY(lines 3331 3338) the Hoare annotation is: true [2022-11-20 19:48:39,978 INFO L899 garLoopResultBuilder]: For program point ldv_undef_intEXIT(lines 3331 3338) no Hoare annotation was computed. [2022-11-20 19:48:39,978 INFO L902 garLoopResultBuilder]: At program point serio_set_drvdataENTRY(lines 3570 3576) the Hoare annotation is: true [2022-11-20 19:48:39,979 INFO L899 garLoopResultBuilder]: For program point serio_set_drvdataEXIT(lines 3570 3576) no Hoare annotation was computed. [2022-11-20 19:48:39,979 INFO L899 garLoopResultBuilder]: For program point L3488(lines 3488 3492) no Hoare annotation was computed. [2022-11-20 19:48:39,979 INFO L899 garLoopResultBuilder]: For program point L3489-1(line 3489) no Hoare annotation was computed. [2022-11-20 19:48:39,979 INFO L895 garLoopResultBuilder]: At program point L3489(line 3489) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (<= |kref_sub_#in~release#1.offset| |#funAddr~serio_raw_free.offset|))) (.cse2 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse3 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and (<= |kref_sub_~release#1.offset| |#funAddr~serio_raw_free.offset|) (= ~ldv_mutex_serio_raw_mutex~0 1))) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1))) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_state_variable_2~0 0) .cse4 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2022-11-20 19:48:39,980 INFO L895 garLoopResultBuilder]: At program point L3486(line 3486) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (<= |kref_sub_#in~release#1.offset| |#funAddr~serio_raw_free.offset|))) (.cse2 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse3 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and (<= |kref_sub_~release#1.offset| |#funAddr~serio_raw_free.offset|) (= ~ldv_mutex_serio_raw_mutex~0 1))) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1))) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_state_variable_2~0 0) .cse4 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2022-11-20 19:48:39,980 INFO L899 garLoopResultBuilder]: For program point kref_subEXIT(lines 3474 3495) no Hoare annotation was computed. [2022-11-20 19:48:39,980 INFO L899 garLoopResultBuilder]: For program point L3482(lines 3482 3485) no Hoare annotation was computed. [2022-11-20 19:48:39,980 INFO L895 garLoopResultBuilder]: At program point L3483(line 3483) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (<= |kref_sub_#in~release#1.offset| |#funAddr~serio_raw_free.offset|))) (.cse2 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse3 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and (<= |kref_sub_~release#1.offset| |#funAddr~serio_raw_free.offset|) (= ~ldv_mutex_serio_raw_mutex~0 1))) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1))) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_state_variable_2~0 0) .cse4 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2022-11-20 19:48:39,981 INFO L899 garLoopResultBuilder]: For program point L3481-1(line 3481) no Hoare annotation was computed. [2022-11-20 19:48:39,994 INFO L895 garLoopResultBuilder]: At program point L3481(line 3481) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (<= |kref_sub_#in~release#1.offset| |#funAddr~serio_raw_free.offset|))) (.cse2 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse3 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and (<= |kref_sub_~release#1.offset| |#funAddr~serio_raw_free.offset|) (= ~ldv_mutex_serio_raw_mutex~0 1))) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1))) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_state_variable_2~0 0) .cse4 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2022-11-20 19:48:39,994 INFO L895 garLoopResultBuilder]: At program point L3482-1(lines 3482 3485) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (<= |kref_sub_#in~release#1.offset| |#funAddr~serio_raw_free.offset|))) (.cse2 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse3 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and (<= |kref_sub_~release#1.offset| |#funAddr~serio_raw_free.offset|) (= ~ldv_mutex_serio_raw_mutex~0 1))) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1))) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_state_variable_2~0 0) .cse4 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2022-11-20 19:48:39,995 INFO L895 garLoopResultBuilder]: At program point kref_subENTRY(lines 3474 3495) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (<= |kref_sub_#in~release#1.offset| |#funAddr~serio_raw_free.offset|))) (.cse2 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse3 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse4 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (= ~ldv_mutex_serio_raw_mutex~0 1)) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1))) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_state_variable_2~0 0) .cse4 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2022-11-20 19:48:39,995 INFO L899 garLoopResultBuilder]: For program point kref_subFINAL(lines 3474 3495) no Hoare annotation was computed. [2022-11-20 19:48:39,995 INFO L899 garLoopResultBuilder]: For program point INIT_LIST_HEADEXIT(lines 3186 3193) no Hoare annotation was computed. [2022-11-20 19:48:39,995 INFO L902 garLoopResultBuilder]: At program point INIT_LIST_HEADENTRY(lines 3186 3193) the Hoare annotation is: true [2022-11-20 19:48:39,996 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2022-11-20 19:48:39,996 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (<= |##fun~$Pointer$~TO~VOID_#in~#fp#1.offset| |#funAddr~serio_raw_free.offset|)))) (and (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0)) .cse4) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1) .cse4) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1)) .cse4))) [2022-11-20 19:48:39,996 INFO L895 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (<= |##fun~$Pointer$~TO~VOID_#in~#fp#1.offset| |#funAddr~serio_raw_free.offset|))) [2022-11-20 19:48:39,997 INFO L895 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (<= |##fun~$Pointer$~TO~VOID_#in~#fp#1.offset| |#funAddr~serio_raw_free.offset|)))) (and (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0)) .cse4) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1) .cse4) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1)) .cse4))) [2022-11-20 19:48:39,997 INFO L899 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2022-11-20 19:48:39,997 INFO L895 garLoopResultBuilder]: At program point L3686(line 3686) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (<= |##fun~$Pointer$~TO~VOID_#in~#fp#1.offset| |#funAddr~serio_raw_free.offset|)))) (and (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0)) .cse4) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1) .cse4) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1)) .cse4))) [2022-11-20 19:48:39,997 INFO L895 garLoopResultBuilder]: At program point L3686-1(lines 3678 3689) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (<= |##fun~$Pointer$~TO~VOID_#in~#fp#1.offset| |#funAddr~serio_raw_free.offset|)))) (and (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0)) .cse4) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1) .cse4) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1)) .cse4))) [2022-11-20 19:48:39,998 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 3347 3353) no Hoare annotation was computed. [2022-11-20 19:48:39,998 INFO L902 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 3347 3353) the Hoare annotation is: true [2022-11-20 19:48:39,998 INFO L902 garLoopResultBuilder]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: true [2022-11-20 19:48:39,998 INFO L899 garLoopResultBuilder]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2022-11-20 19:48:39,998 INFO L902 garLoopResultBuilder]: At program point misc_registerENTRY(lines 5311 5313) the Hoare annotation is: true [2022-11-20 19:48:39,998 INFO L899 garLoopResultBuilder]: For program point misc_registerEXIT(lines 5311 5313) no Hoare annotation was computed. [2022-11-20 19:48:39,999 INFO L899 garLoopResultBuilder]: For program point __wake_upEXIT(lines 5272 5274) no Hoare annotation was computed. [2022-11-20 19:48:39,999 INFO L902 garLoopResultBuilder]: At program point __wake_upENTRY(lines 5272 5274) the Hoare annotation is: true [2022-11-20 19:48:39,999 INFO L899 garLoopResultBuilder]: For program point serio_pause_rxEXIT(lines 3577 3583) no Hoare annotation was computed. [2022-11-20 19:48:39,999 INFO L902 garLoopResultBuilder]: At program point serio_pause_rxENTRY(lines 3577 3583) the Hoare annotation is: true [2022-11-20 19:48:39,999 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 3278 3294) the Hoare annotation is: true [2022-11-20 19:48:39,999 INFO L902 garLoopResultBuilder]: At program point L3290(line 3290) the Hoare annotation is: true [2022-11-20 19:48:40,000 INFO L899 garLoopResultBuilder]: For program point L3290-1(line 3290) no Hoare annotation was computed. [2022-11-20 19:48:40,000 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 3278 3294) no Hoare annotation was computed. [2022-11-20 19:48:40,000 INFO L899 garLoopResultBuilder]: For program point L3285(lines 3285 3292) no Hoare annotation was computed. [2022-11-20 19:48:40,000 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3278 3294) no Hoare annotation was computed. [2022-11-20 19:48:40,000 INFO L902 garLoopResultBuilder]: At program point mutex_lock_interruptibleENTRY(lines 5318 5320) the Hoare annotation is: true [2022-11-20 19:48:40,000 INFO L899 garLoopResultBuilder]: For program point mutex_lock_interruptibleEXIT(lines 5318 5320) no Hoare annotation was computed. [2022-11-20 19:48:40,001 INFO L899 garLoopResultBuilder]: For program point atomic_add_returnEXIT(lines 3231 3259) no Hoare annotation was computed. [2022-11-20 19:48:40,001 INFO L902 garLoopResultBuilder]: At program point atomic_add_returnENTRY(lines 3231 3259) the Hoare annotation is: true [2022-11-20 19:48:40,001 INFO L899 garLoopResultBuilder]: For program point kfreeEXIT(lines 5360 5362) no Hoare annotation was computed. [2022-11-20 19:48:40,001 INFO L902 garLoopResultBuilder]: At program point kfreeENTRY(lines 5360 5362) the Hoare annotation is: true [2022-11-20 19:48:40,001 INFO L902 garLoopResultBuilder]: At program point kill_fasyncENTRY(lines 5297 5299) the Hoare annotation is: true [2022-11-20 19:48:40,001 INFO L899 garLoopResultBuilder]: For program point kill_fasyncEXIT(lines 5297 5299) no Hoare annotation was computed. [2022-11-20 19:48:40,002 INFO L899 garLoopResultBuilder]: For program point ldv_file_operations_2EXIT(lines 4161 4172) no Hoare annotation was computed. [2022-11-20 19:48:40,004 INFO L902 garLoopResultBuilder]: At program point L4168(line 4168) the Hoare annotation is: true [2022-11-20 19:48:40,005 INFO L902 garLoopResultBuilder]: At program point L4166(line 4166) the Hoare annotation is: true [2022-11-20 19:48:40,005 INFO L899 garLoopResultBuilder]: For program point L4168-1(line 4168) no Hoare annotation was computed. [2022-11-20 19:48:40,005 INFO L899 garLoopResultBuilder]: For program point L4166-1(line 4166) no Hoare annotation was computed. [2022-11-20 19:48:40,005 INFO L902 garLoopResultBuilder]: At program point ldv_file_operations_2ENTRY(lines 4161 4172) the Hoare annotation is: true [2022-11-20 19:48:40,005 INFO L902 garLoopResultBuilder]: At program point serio_get_drvdataENTRY(lines 3562 3569) the Hoare annotation is: true [2022-11-20 19:48:40,005 INFO L899 garLoopResultBuilder]: For program point serio_get_drvdataEXIT(lines 3562 3569) no Hoare annotation was computed. [2022-11-20 19:48:40,006 INFO L899 garLoopResultBuilder]: For program point warn_slowpath_nullEXIT(lines 5356 5358) no Hoare annotation was computed. [2022-11-20 19:48:40,006 INFO L902 garLoopResultBuilder]: At program point warn_slowpath_nullENTRY(lines 5356 5358) the Hoare annotation is: true [2022-11-20 19:48:40,006 INFO L899 garLoopResultBuilder]: For program point list_del_initEXIT(lines 3204 3211) no Hoare annotation was computed. [2022-11-20 19:48:40,006 INFO L902 garLoopResultBuilder]: At program point list_del_initENTRY(lines 3204 3211) the Hoare annotation is: true [2022-11-20 19:48:40,006 INFO L899 garLoopResultBuilder]: For program point list_del_initFINAL(lines 3204 3211) no Hoare annotation was computed. [2022-11-20 19:48:40,006 INFO L902 garLoopResultBuilder]: At program point L3208(line 3208) the Hoare annotation is: true [2022-11-20 19:48:40,007 INFO L902 garLoopResultBuilder]: At program point list_add_tailENTRY(lines 3195 3201) the Hoare annotation is: true [2022-11-20 19:48:40,007 INFO L899 garLoopResultBuilder]: For program point list_add_tailEXIT(lines 3195 3201) no Hoare annotation was computed. [2022-11-20 19:48:40,007 INFO L902 garLoopResultBuilder]: At program point mutex_unlockENTRY(lines 5329 5331) the Hoare annotation is: true [2022-11-20 19:48:40,007 INFO L899 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 5329 5331) no Hoare annotation was computed. [2022-11-20 19:48:40,007 INFO L895 garLoopResultBuilder]: At program point ldv_mutex_lock_interruptible_serio_raw_mutexENTRY(lines 5085 5101) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,007 INFO L899 garLoopResultBuilder]: For program point L5089(lines 5089 5092) no Hoare annotation was computed. [2022-11-20 19:48:40,008 INFO L895 garLoopResultBuilder]: At program point L5089-1(lines 5089 5092) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,008 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_lock_interruptible_serio_raw_mutexEXIT(lines 5085 5101) no Hoare annotation was computed. [2022-11-20 19:48:40,008 INFO L895 garLoopResultBuilder]: At program point L5090(line 5090) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0))) [2022-11-20 19:48:40,008 INFO L899 garLoopResultBuilder]: For program point L5093(line 5093) no Hoare annotation was computed. [2022-11-20 19:48:40,008 INFO L902 garLoopResultBuilder]: At program point __might_faultENTRY(lines 5262 5264) the Hoare annotation is: true [2022-11-20 19:48:40,009 INFO L899 garLoopResultBuilder]: For program point __might_faultEXIT(lines 5262 5264) no Hoare annotation was computed. [2022-11-20 19:48:40,009 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 4595 4601) the Hoare annotation is: true [2022-11-20 19:48:40,009 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4599) no Hoare annotation was computed. [2022-11-20 19:48:40,009 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 4595 4601) no Hoare annotation was computed. [2022-11-20 19:48:40,009 INFO L902 garLoopResultBuilder]: At program point L3406(line 3406) the Hoare annotation is: true [2022-11-20 19:48:40,009 INFO L902 garLoopResultBuilder]: At program point L3406-1(line 3406) the Hoare annotation is: true [2022-11-20 19:48:40,010 INFO L899 garLoopResultBuilder]: For program point kzallocEXIT(lines 3418 3425) no Hoare annotation was computed. [2022-11-20 19:48:40,010 INFO L902 garLoopResultBuilder]: At program point kzallocENTRY(lines 3418 3425) the Hoare annotation is: true [2022-11-20 19:48:40,010 INFO L899 garLoopResultBuilder]: For program point kref_putEXIT(lines 3496 3503) no Hoare annotation was computed. [2022-11-20 19:48:40,010 INFO L895 garLoopResultBuilder]: At program point L3500(line 3500) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (<= |kref_put_#in~release.offset| |#funAddr~serio_raw_free.offset|)))) (and (or .cse0 .cse1 .cse2 .cse3 (and (= ~ldv_mutex_serio_raw_mutex~0 1) (<= kref_put_~release.offset |#funAddr~serio_raw_free.offset|)) .cse4) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1)) .cse4) (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0)) .cse4))) [2022-11-20 19:48:40,011 INFO L899 garLoopResultBuilder]: For program point L3500-1(line 3500) no Hoare annotation was computed. [2022-11-20 19:48:40,011 INFO L895 garLoopResultBuilder]: At program point kref_putENTRY(lines 3496 3503) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (<= |kref_put_#in~release.offset| |#funAddr~serio_raw_free.offset|)))) (and (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1)) (not (= ~ldv_state_variable_1~0 1)) .cse4) (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1) .cse4) (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0)) .cse4))) [2022-11-20 19:48:40,011 INFO L902 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 3354 3359) the Hoare annotation is: true [2022-11-20 19:48:40,011 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 3354 3359) no Hoare annotation was computed. [2022-11-20 19:48:40,011 INFO L899 garLoopResultBuilder]: For program point serio_raw_disconnectFINAL(lines 4105 4123) no Hoare annotation was computed. [2022-11-20 19:48:40,011 INFO L899 garLoopResultBuilder]: For program point L4092(line 4092) no Hoare annotation was computed. [2022-11-20 19:48:40,012 INFO L895 garLoopResultBuilder]: At program point L4567(lines 4563 4570) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-11-20 19:48:40,012 INFO L899 garLoopResultBuilder]: For program point L4119(line 4119) no Hoare annotation was computed. [2022-11-20 19:48:40,012 INFO L899 garLoopResultBuilder]: For program point L4115-1(line 4115) no Hoare annotation was computed. [2022-11-20 19:48:40,012 INFO L895 garLoopResultBuilder]: At program point L4115(line 4115) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= 2 ~ldv_mutex_serio_raw_mutex~0))) [2022-11-20 19:48:40,012 INFO L895 garLoopResultBuilder]: At program point L4559(lines 4555 4562) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= 2 ~ldv_mutex_serio_raw_mutex~0))) [2022-11-20 19:48:40,013 INFO L895 garLoopResultBuilder]: At program point L4101-1(lines 4081 4104) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-11-20 19:48:40,013 INFO L895 garLoopResultBuilder]: At program point L4101(line 4101) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-11-20 19:48:40,013 INFO L895 garLoopResultBuilder]: At program point L4097(lines 4086 4103) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-11-20 19:48:40,013 INFO L895 garLoopResultBuilder]: At program point L4095(lines 4086 4103) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-11-20 19:48:40,013 INFO L895 garLoopResultBuilder]: At program point L4120(line 4120) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-11-20 19:48:40,014 INFO L895 garLoopResultBuilder]: At program point L4566(line 4566) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= 2 ~ldv_mutex_serio_raw_mutex~0))) [2022-11-20 19:48:40,014 INFO L899 garLoopResultBuilder]: For program point L4087-1(line 4087) no Hoare annotation was computed. [2022-11-20 19:48:40,014 INFO L895 garLoopResultBuilder]: At program point L4118(line 4118) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-11-20 19:48:40,014 INFO L895 garLoopResultBuilder]: At program point L4087(line 4087) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-11-20 19:48:40,014 INFO L895 garLoopResultBuilder]: At program point L4118-1(line 4118) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-11-20 19:48:40,015 INFO L895 garLoopResultBuilder]: At program point L4566-1(line 4566) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-11-20 19:48:40,015 INFO L895 garLoopResultBuilder]: At program point L4558(line 4558) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-11-20 19:48:40,015 INFO L895 garLoopResultBuilder]: At program point L4110(line 4110) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1)) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1))) (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2022-11-20 19:48:40,015 INFO L895 garLoopResultBuilder]: At program point L4110-1(line 4110) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (= |old(~ldv_mutex_serio_raw_mutex~0)| ~ldv_mutex_serio_raw_mutex~0) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0))) [2022-11-20 19:48:40,015 INFO L895 garLoopResultBuilder]: At program point L4558-1(line 4558) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= 2 ~ldv_mutex_serio_raw_mutex~0))) [2022-11-20 19:48:40,016 INFO L895 garLoopResultBuilder]: At program point serio_raw_disconnectENTRY(lines 4105 4123) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1))) (.cse2 (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (= ~ldv_mutex_serio_raw_mutex~0 1)) (or (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 (not (= |old(~ldv_state_variable_2~0)| 1))) (or .cse0 .cse1 .cse2 (= ~ldv_state_variable_2~0 0) .cse3 (not (= |old(~ldv_state_variable_2~0)| 0))))) [2022-11-20 19:48:40,016 INFO L895 garLoopResultBuilder]: At program point L4100(line 4100) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1))) [2022-11-20 19:48:40,016 INFO L899 garLoopResultBuilder]: For program point serio_raw_disconnectEXIT(lines 4105 4123) no Hoare annotation was computed. [2022-11-20 19:48:40,016 INFO L899 garLoopResultBuilder]: For program point L4100-1(line 4100) no Hoare annotation was computed. [2022-11-20 19:48:40,016 INFO L902 garLoopResultBuilder]: At program point serio_closeENTRY(lines 5346 5348) the Hoare annotation is: true [2022-11-20 19:48:40,017 INFO L899 garLoopResultBuilder]: For program point serio_closeEXIT(lines 5346 5348) no Hoare annotation was computed. [2022-11-20 19:48:40,017 INFO L902 garLoopResultBuilder]: At program point serio_continue_rxENTRY(lines 3584 3590) the Hoare annotation is: true [2022-11-20 19:48:40,017 INFO L899 garLoopResultBuilder]: For program point serio_continue_rxEXIT(lines 3584 3590) no Hoare annotation was computed. [2022-11-20 19:48:40,017 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_lock_serio_raw_mutexEXIT(lines 5119 5129) no Hoare annotation was computed. [2022-11-20 19:48:40,017 INFO L899 garLoopResultBuilder]: For program point L5122-1(lines 5122 5125) no Hoare annotation was computed. [2022-11-20 19:48:40,017 INFO L895 garLoopResultBuilder]: At program point ldv_mutex_lock_serio_raw_mutexENTRY(lines 5119 5129) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1) (not (= ~ldv_state_variable_2~0 0))) [2022-11-20 19:48:40,018 INFO L895 garLoopResultBuilder]: At program point L5123(line 5123) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_state_variable_2~0 0))) [2022-11-20 19:48:40,018 INFO L899 garLoopResultBuilder]: For program point L5122(lines 5122 5125) no Hoare annotation was computed. [2022-11-20 19:48:40,018 INFO L899 garLoopResultBuilder]: For program point ldv_init_zallocEXIT(lines 3312 3322) no Hoare annotation was computed. [2022-11-20 19:48:40,018 INFO L902 garLoopResultBuilder]: At program point ldv_init_zallocENTRY(lines 3312 3322) the Hoare annotation is: true [2022-11-20 19:48:40,018 INFO L899 garLoopResultBuilder]: For program point L3319-1(line 3319) no Hoare annotation was computed. [2022-11-20 19:48:40,019 INFO L902 garLoopResultBuilder]: At program point L3319(line 3319) the Hoare annotation is: true [2022-11-20 19:48:40,019 INFO L899 garLoopResultBuilder]: For program point L3317-1(line 3317) no Hoare annotation was computed. [2022-11-20 19:48:40,019 INFO L902 garLoopResultBuilder]: At program point L3317(line 3317) the Hoare annotation is: true [2022-11-20 19:48:40,019 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 3275 3277) the Hoare annotation is: true [2022-11-20 19:48:40,019 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 3275 3277) no Hoare annotation was computed. [2022-11-20 19:48:40,019 INFO L895 garLoopResultBuilder]: At program point L3904(lines 3862 3914) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2022-11-20 19:48:40,020 INFO L899 garLoopResultBuilder]: For program point L3871(lines 3871 3875) no Hoare annotation was computed. [2022-11-20 19:48:40,020 INFO L899 garLoopResultBuilder]: For program point L3867(lines 3867 3870) no Hoare annotation was computed. [2022-11-20 19:48:40,020 INFO L895 garLoopResultBuilder]: At program point L4495(lines 4491 4498) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,020 INFO L899 garLoopResultBuilder]: For program point serio_raw_writeFINAL(lines 3850 3915) no Hoare annotation was computed. [2022-11-20 19:48:40,020 INFO L895 garLoopResultBuilder]: At program point L3889(lines 3889 3893) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2022-11-20 19:48:40,020 INFO L899 garLoopResultBuilder]: For program point L4484-1(line 4484) no Hoare annotation was computed. [2022-11-20 19:48:40,021 INFO L895 garLoopResultBuilder]: At program point L4484(line 4484) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,021 INFO L895 garLoopResultBuilder]: At program point serio_raw_writeENTRY(lines 3850 3915) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,021 INFO L899 garLoopResultBuilder]: For program point serio_raw_writeEXIT(lines 3850 3915) no Hoare annotation was computed. [2022-11-20 19:48:40,021 INFO L899 garLoopResultBuilder]: For program point L3882(lines 3882 3883) no Hoare annotation was computed. [2022-11-20 19:48:40,021 INFO L895 garLoopResultBuilder]: At program point L3911(lines 3862 3914) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2022-11-20 19:48:40,022 INFO L899 garLoopResultBuilder]: For program point L3907(lines 3907 3910) no Hoare annotation was computed. [2022-11-20 19:48:40,022 INFO L899 garLoopResultBuilder]: For program point L3895(lines 3895 3902) no Hoare annotation was computed. [2022-11-20 19:48:40,022 INFO L895 garLoopResultBuilder]: At program point L4494(line 4494) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2022-11-20 19:48:40,022 INFO L895 garLoopResultBuilder]: At program point L4494-1(line 4494) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,022 INFO L895 garLoopResultBuilder]: At program point L4486(line 4486) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,023 INFO L895 garLoopResultBuilder]: At program point L3908(lines 3862 3914) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2022-11-20 19:48:40,023 INFO L895 garLoopResultBuilder]: At program point L4486-1(line 4486) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_mutex_serio_raw_mutex~0)| 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_mutex_serio_raw_mutex~0 1) (= (+ |serio_raw_write_ldv_mutex_lock_interruptible_14_#t~ret256#1| 4) 0)) (and (= 2 ~ldv_mutex_serio_raw_mutex~0) (= |serio_raw_write_ldv_mutex_lock_interruptible_14_#t~ret256#1| 0))) [2022-11-20 19:48:40,023 INFO L902 garLoopResultBuilder]: At program point serio_raw_fasyncENTRY(lines 3601 3610) the Hoare annotation is: true [2022-11-20 19:48:40,023 INFO L899 garLoopResultBuilder]: For program point serio_raw_fasyncEXIT(lines 3601 3610) no Hoare annotation was computed. [2022-11-20 19:48:40,023 INFO L902 garLoopResultBuilder]: At program point serio_raw_pollENTRY(lines 3916 3932) the Hoare annotation is: true [2022-11-20 19:48:40,023 INFO L899 garLoopResultBuilder]: For program point serio_raw_pollEXIT(lines 3916 3932) no Hoare annotation was computed. [2022-11-20 19:48:40,024 INFO L902 garLoopResultBuilder]: At program point mutex_lockENTRY(lines 5314 5316) the Hoare annotation is: true [2022-11-20 19:48:40,024 INFO L899 garLoopResultBuilder]: For program point mutex_lockEXIT(lines 5314 5316) no Hoare annotation was computed. [2022-11-20 19:48:40,024 INFO L895 garLoopResultBuilder]: At program point L4528-1(line 4528) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,024 INFO L895 garLoopResultBuilder]: At program point L4528(line 4528) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,024 INFO L899 garLoopResultBuilder]: For program point L4330(line 4330) no Hoare annotation was computed. [2022-11-20 19:48:40,024 INFO L899 garLoopResultBuilder]: For program point L4231(lines 4231 4267) no Hoare annotation was computed. [2022-11-20 19:48:40,025 INFO L895 garLoopResultBuilder]: At program point L3670(line 3670) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-20 19:48:40,025 INFO L899 garLoopResultBuilder]: For program point L3670-1(line 3670) no Hoare annotation was computed. [2022-11-20 19:48:40,025 INFO L895 garLoopResultBuilder]: At program point L4463(line 4463) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,025 INFO L899 garLoopResultBuilder]: For program point L4463-1(line 4463) no Hoare annotation was computed. [2022-11-20 19:48:40,025 INFO L899 garLoopResultBuilder]: For program point L4331(lines 4331 4335) no Hoare annotation was computed. [2022-11-20 19:48:40,025 INFO L899 garLoopResultBuilder]: For program point L4265(line 4265) no Hoare annotation was computed. [2022-11-20 19:48:40,026 INFO L899 garLoopResultBuilder]: For program point L4232(line 4232) no Hoare annotation was computed. [2022-11-20 19:48:40,026 INFO L895 garLoopResultBuilder]: At program point L3968(line 3968) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,026 INFO L899 garLoopResultBuilder]: For program point L3671-1(line 3671) no Hoare annotation was computed. [2022-11-20 19:48:40,026 INFO L895 garLoopResultBuilder]: At program point L3671(line 3671) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-20 19:48:40,026 INFO L899 garLoopResultBuilder]: For program point L4299(line 4299) no Hoare annotation was computed. [2022-11-20 19:48:40,027 INFO L902 garLoopResultBuilder]: At program point L4266(line 4266) the Hoare annotation is: true [2022-11-20 19:48:40,027 INFO L899 garLoopResultBuilder]: For program point L4200-1(line 4200) no Hoare annotation was computed. [2022-11-20 19:48:40,027 INFO L899 garLoopResultBuilder]: For program point L4233(lines 4233 4241) no Hoare annotation was computed. [2022-11-20 19:48:40,027 INFO L895 garLoopResultBuilder]: At program point L4200(line 4200) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-20 19:48:40,027 INFO L895 garLoopResultBuilder]: At program point L3672(line 3672) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-20 19:48:40,027 INFO L899 garLoopResultBuilder]: For program point L3672-1(line 3672) no Hoare annotation was computed. [2022-11-20 19:48:40,028 INFO L895 garLoopResultBuilder]: At program point L4465(line 4465) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,028 INFO L895 garLoopResultBuilder]: At program point L4465-1(line 4465) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (or (and (= |ULTIMATE.start_ldv_mutex_lock_interruptible_12_#t~ret254#1| 0) (= 2 ~ldv_mutex_serio_raw_mutex~0)) (and (= ~ldv_mutex_serio_raw_mutex~0 1) (= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_12_#t~ret254#1| 4) 0)))) [2022-11-20 19:48:40,028 INFO L902 garLoopResultBuilder]: At program point L4300(line 4300) the Hoare annotation is: true [2022-11-20 19:48:40,028 INFO L895 garLoopResultBuilder]: At program point L4036(lines 3984 4050) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,028 INFO L899 garLoopResultBuilder]: For program point L4003-1(line 4003) no Hoare annotation was computed. [2022-11-20 19:48:40,029 INFO L895 garLoopResultBuilder]: At program point L4003(line 4003) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,029 INFO L895 garLoopResultBuilder]: At program point L3673(lines 3642 3676) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2022-11-20 19:48:40,029 INFO L895 garLoopResultBuilder]: At program point L4202(line 4202) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-20 19:48:40,029 INFO L899 garLoopResultBuilder]: For program point L4202-1(line 4202) no Hoare annotation was computed. [2022-11-20 19:48:40,029 INFO L895 garLoopResultBuilder]: At program point L4070(line 4070) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,029 INFO L899 garLoopResultBuilder]: For program point L4070-1(line 4070) no Hoare annotation was computed. [2022-11-20 19:48:40,030 INFO L895 garLoopResultBuilder]: At program point L4004-1(line 4004) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,030 INFO L895 garLoopResultBuilder]: At program point L3806(lines 3740 3848) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,030 INFO L899 garLoopResultBuilder]: For program point L3839(lines 3839 3842) no Hoare annotation was computed. [2022-11-20 19:48:40,030 INFO L899 garLoopResultBuilder]: For program point L4368(line 4368) no Hoare annotation was computed. [2022-11-20 19:48:40,030 INFO L895 garLoopResultBuilder]: At program point L3675(lines 3635 3677) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,031 INFO L899 garLoopResultBuilder]: For program point L4369(lines 4369 4377) no Hoare annotation was computed. [2022-11-20 19:48:40,031 INFO L899 garLoopResultBuilder]: For program point L4204-1(line 4204) no Hoare annotation was computed. [2022-11-20 19:48:40,031 INFO L895 garLoopResultBuilder]: At program point L4204(line 4204) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-20 19:48:40,031 INFO L895 garLoopResultBuilder]: At program point L4006(line 4006) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,031 INFO L895 garLoopResultBuilder]: At program point L4006-1(line 4006) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,032 INFO L895 garLoopResultBuilder]: At program point L3808(lines 3740 3848) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,032 INFO L899 garLoopResultBuilder]: For program point L3709-1(line 3709) no Hoare annotation was computed. [2022-11-20 19:48:40,032 INFO L895 garLoopResultBuilder]: At program point L3709(line 3709) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,032 INFO L895 garLoopResultBuilder]: At program point L5295(line 5295) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,032 INFO L895 garLoopResultBuilder]: At program point L5295-1(line 5295) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,032 INFO L899 garLoopResultBuilder]: For program point L4337(line 4337) no Hoare annotation was computed. [2022-11-20 19:48:40,033 INFO L895 garLoopResultBuilder]: At program point L3644(lines 3644 3647) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (or (and (= ~ldv_mutex_serio_raw_mutex~0 1) (= (+ 4 |ULTIMATE.start_serio_raw_open_~retval~0#1|) 0)) (and (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)))) [2022-11-20 19:48:40,033 INFO L899 garLoopResultBuilder]: For program point L4338(lines 4338 4342) no Hoare annotation was computed. [2022-11-20 19:48:40,033 INFO L895 garLoopResultBuilder]: At program point L4206(line 4206) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-20 19:48:40,033 INFO L899 garLoopResultBuilder]: For program point L4272(line 4272) no Hoare annotation was computed. [2022-11-20 19:48:40,033 INFO L899 garLoopResultBuilder]: For program point L4338-2(lines 4309 4381) no Hoare annotation was computed. [2022-11-20 19:48:40,033 INFO L899 garLoopResultBuilder]: For program point L4206-1(line 4206) no Hoare annotation was computed. [2022-11-20 19:48:40,034 INFO L895 garLoopResultBuilder]: At program point L4537(line 4537) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,034 INFO L899 garLoopResultBuilder]: For program point L4537-1(line 4537) no Hoare annotation was computed. [2022-11-20 19:48:40,034 INFO L895 garLoopResultBuilder]: At program point L4339(line 4339) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,034 INFO L899 garLoopResultBuilder]: For program point L4306(line 4306) no Hoare annotation was computed. [2022-11-20 19:48:40,034 INFO L899 garLoopResultBuilder]: For program point L4339-1(line 4339) no Hoare annotation was computed. [2022-11-20 19:48:40,035 INFO L899 garLoopResultBuilder]: For program point L5231(lines 5231 5234) no Hoare annotation was computed. [2022-11-20 19:48:40,035 INFO L899 garLoopResultBuilder]: For program point L5231-1(lines 5230 5248) no Hoare annotation was computed. [2022-11-20 19:48:40,035 INFO L899 garLoopResultBuilder]: For program point L4273(lines 4273 4304) no Hoare annotation was computed. [2022-11-20 19:48:40,035 INFO L895 garLoopResultBuilder]: At program point L3811(lines 3811 3844) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,035 INFO L895 garLoopResultBuilder]: At program point L3811-2(lines 3740 3848) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,035 INFO L899 garLoopResultBuilder]: For program point L4307(lines 4307 4384) no Hoare annotation was computed. [2022-11-20 19:48:40,036 INFO L899 garLoopResultBuilder]: For program point L4208-1(line 4208) no Hoare annotation was computed. [2022-11-20 19:48:40,036 INFO L895 garLoopResultBuilder]: At program point L4208(line 4208) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-20 19:48:40,036 INFO L895 garLoopResultBuilder]: At program point L5232(line 5232) the Hoare annotation is: false [2022-11-20 19:48:40,036 INFO L895 garLoopResultBuilder]: At program point L4010(line 4010) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,036 INFO L895 garLoopResultBuilder]: At program point L4043(lines 3984 4050) the Hoare annotation is: (let ((.cse0 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse1 (= ~ldv_mutex_i_mutex_of_inode~0 1)) (.cse2 (= ~ldv_mutex_lock~0 1)) (.cse3 (= ~ldv_mutex_serio_raw_mutex~0 1)) (.cse4 (= ~ldv_state_variable_1~0 1))) (or (and (= ~ldv_state_variable_2~0 1) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (+ |ULTIMATE.start_serio_raw_connect_~err~0#1| 4) 0)))) [2022-11-20 19:48:40,037 INFO L895 garLoopResultBuilder]: At program point L4010-1(line 4010) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,037 INFO L899 garLoopResultBuilder]: For program point L3746(lines 3746 3749) no Hoare annotation was computed. [2022-11-20 19:48:40,037 INFO L895 garLoopResultBuilder]: At program point L4473(line 4473) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0)) [2022-11-20 19:48:40,037 INFO L895 garLoopResultBuilder]: At program point L4473-1(line 4473) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,037 INFO L899 garLoopResultBuilder]: For program point L4275(lines 4275 4301) no Hoare annotation was computed. [2022-11-20 19:48:40,037 INFO L895 garLoopResultBuilder]: At program point L4540-1(line 4540) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,038 INFO L895 garLoopResultBuilder]: At program point L4474(lines 4470 4477) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,038 INFO L895 garLoopResultBuilder]: At program point L4540(line 4540) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,038 INFO L899 garLoopResultBuilder]: For program point L4243(line 4243) no Hoare annotation was computed. [2022-11-20 19:48:40,038 INFO L895 garLoopResultBuilder]: At program point L4210(line 4210) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-20 19:48:40,038 INFO L899 garLoopResultBuilder]: For program point L4309(lines 4309 4381) no Hoare annotation was computed. [2022-11-20 19:48:40,039 INFO L899 garLoopResultBuilder]: For program point L4276(line 4276) no Hoare annotation was computed. [2022-11-20 19:48:40,039 INFO L895 garLoopResultBuilder]: At program point L4210-1(line 4210) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-20 19:48:40,039 INFO L895 garLoopResultBuilder]: At program point L4078(lines 4052 4080) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,039 INFO L895 garLoopResultBuilder]: At program point L4012(lines 4012 4015) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,039 INFO L895 garLoopResultBuilder]: At program point L4045(lines 3984 4050) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,040 INFO L895 garLoopResultBuilder]: At program point L3847(lines 3720 3849) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,040 INFO L899 garLoopResultBuilder]: For program point L4310(line 4310) no Hoare annotation was computed. [2022-11-20 19:48:40,040 INFO L899 garLoopResultBuilder]: For program point L5235(lines 5230 5248) no Hoare annotation was computed. [2022-11-20 19:48:40,040 INFO L895 garLoopResultBuilder]: At program point L4277(lines 4277 4282) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,040 INFO L899 garLoopResultBuilder]: For program point L4244(lines 4244 4248) no Hoare annotation was computed. [2022-11-20 19:48:40,040 INFO L895 garLoopResultBuilder]: At program point L3716(line 3716) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,041 INFO L899 garLoopResultBuilder]: For program point L3815-2(lines 3815 3837) no Hoare annotation was computed. [2022-11-20 19:48:40,041 INFO L899 garLoopResultBuilder]: For program point L3650(lines 3650 3654) no Hoare annotation was computed. [2022-11-20 19:48:40,041 INFO L895 garLoopResultBuilder]: At program point L3716-1(line 3716) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,041 INFO L899 garLoopResultBuilder]: For program point L3815-4(lines 3815 3837) no Hoare annotation was computed. [2022-11-20 19:48:40,041 INFO L899 garLoopResultBuilder]: For program point L4311(lines 4311 4315) no Hoare annotation was computed. [2022-11-20 19:48:40,041 INFO L899 garLoopResultBuilder]: For program point L4344-1(line 4344) no Hoare annotation was computed. [2022-11-20 19:48:40,042 INFO L895 garLoopResultBuilder]: At program point L4344(line 4344) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,042 INFO L899 garLoopResultBuilder]: For program point L4311-2(lines 4309 4381) no Hoare annotation was computed. [2022-11-20 19:48:40,042 INFO L895 garLoopResultBuilder]: At program point L5236(line 5236) the Hoare annotation is: false [2022-11-20 19:48:40,042 INFO L895 garLoopResultBuilder]: At program point L4047(line 4047) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,042 INFO L895 garLoopResultBuilder]: At program point L3948(line 3948) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,042 INFO L899 garLoopResultBuilder]: For program point L3948-1(line 3948) no Hoare annotation was computed. [2022-11-20 19:48:40,043 INFO L899 garLoopResultBuilder]: For program point L3750-2(lines 3750 3753) no Hoare annotation was computed. [2022-11-20 19:48:40,043 INFO L899 garLoopResultBuilder]: For program point L3453-1(line 3453) no Hoare annotation was computed. [2022-11-20 19:48:40,043 INFO L895 garLoopResultBuilder]: At program point L3453(line 3453) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-20 19:48:40,043 INFO L899 garLoopResultBuilder]: For program point L4312-1(line 4312) no Hoare annotation was computed. [2022-11-20 19:48:40,043 INFO L895 garLoopResultBuilder]: At program point L4312(line 4312) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,044 INFO L895 garLoopResultBuilder]: At program point L4213(line 4213) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-20 19:48:40,044 INFO L899 garLoopResultBuilder]: For program point L4213-1(line 4213) no Hoare annotation was computed. [2022-11-20 19:48:40,044 INFO L899 garLoopResultBuilder]: For program point L4048(line 4048) no Hoare annotation was computed. [2022-11-20 19:48:40,044 INFO L899 garLoopResultBuilder]: For program point L3817-1(line 3817) no Hoare annotation was computed. [2022-11-20 19:48:40,044 INFO L895 garLoopResultBuilder]: At program point L3817(line 3817) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,044 INFO L899 garLoopResultBuilder]: For program point L4379(line 4379) no Hoare annotation was computed. [2022-11-20 19:48:40,045 INFO L895 garLoopResultBuilder]: At program point L4214(line 4214) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-20 19:48:40,045 INFO L899 garLoopResultBuilder]: For program point L5106(lines 5106 5109) no Hoare annotation was computed. [2022-11-20 19:48:40,045 INFO L899 garLoopResultBuilder]: For program point L4214-1(line 4214) no Hoare annotation was computed. [2022-11-20 19:48:40,045 INFO L895 garLoopResultBuilder]: At program point L4049(lines 3974 4051) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,045 INFO L895 garLoopResultBuilder]: At program point L5106-1(lines 5106 5109) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,045 INFO L899 garLoopResultBuilder]: For program point L3455-1(line 3455) no Hoare annotation was computed. [2022-11-20 19:48:40,046 INFO L895 garLoopResultBuilder]: At program point L3455(line 3455) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-20 19:48:40,046 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-20 19:48:40,046 INFO L902 garLoopResultBuilder]: At program point L4380(line 4380) the Hoare annotation is: true [2022-11-20 19:48:40,046 INFO L895 garLoopResultBuilder]: At program point L4215(line 4215) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-20 19:48:40,046 INFO L899 garLoopResultBuilder]: For program point L5239(lines 5230 5248) no Hoare annotation was computed. [2022-11-20 19:48:40,046 INFO L899 garLoopResultBuilder]: For program point L4215-1(line 4215) no Hoare annotation was computed. [2022-11-20 19:48:40,047 INFO L895 garLoopResultBuilder]: At program point L5107(line 5107) the Hoare annotation is: false [2022-11-20 19:48:40,047 INFO L899 garLoopResultBuilder]: For program point L4017(lines 4017 4020) no Hoare annotation was computed. [2022-11-20 19:48:40,047 INFO L899 garLoopResultBuilder]: For program point L4579(lines 4579 4583) no Hoare annotation was computed. [2022-11-20 19:48:40,047 INFO L899 garLoopResultBuilder]: For program point L3621(lines 3621 3624) no Hoare annotation was computed. [2022-11-20 19:48:40,047 INFO L899 garLoopResultBuilder]: For program point L3456(lines 3456 3469) no Hoare annotation was computed. [2022-11-20 19:48:40,047 INFO L895 garLoopResultBuilder]: At program point L4579-2(lines 4579 4583) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,048 INFO L895 garLoopResultBuilder]: At program point L3456-1(lines 3456 3469) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-20 19:48:40,048 INFO L899 garLoopResultBuilder]: For program point L4216-1(line 4216) no Hoare annotation was computed. [2022-11-20 19:48:40,048 INFO L895 garLoopResultBuilder]: At program point L4216(line 4216) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-20 19:48:40,048 INFO L895 garLoopResultBuilder]: At program point L5240(line 5240) the Hoare annotation is: false [2022-11-20 19:48:40,048 INFO L899 garLoopResultBuilder]: For program point L3754(lines 3754 3757) no Hoare annotation was computed. [2022-11-20 19:48:40,048 INFO L899 garLoopResultBuilder]: For program point L3655(lines 3655 3659) no Hoare annotation was computed. [2022-11-20 19:48:40,049 INFO L899 garLoopResultBuilder]: For program point L4250(line 4250) no Hoare annotation was computed. [2022-11-20 19:48:40,049 INFO L899 garLoopResultBuilder]: For program point L4349(line 4349) no Hoare annotation was computed. [2022-11-20 19:48:40,049 INFO L895 garLoopResultBuilder]: At program point L4217(line 4217) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-20 19:48:40,049 INFO L899 garLoopResultBuilder]: For program point L4217-1(line 4217) no Hoare annotation was computed. [2022-11-20 19:48:40,049 INFO L895 garLoopResultBuilder]: At program point L3986(line 3986) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,049 INFO L899 garLoopResultBuilder]: For program point L3953-1(line 3953) no Hoare annotation was computed. [2022-11-20 19:48:40,050 INFO L899 garLoopResultBuilder]: For program point L3986-1(line 3986) no Hoare annotation was computed. [2022-11-20 19:48:40,050 INFO L895 garLoopResultBuilder]: At program point L3953(line 3953) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,050 INFO L895 garLoopResultBuilder]: At program point L4515(line 4515) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= |ULTIMATE.start_serio_raw_connect_~err~0#1| 0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,050 INFO L895 garLoopResultBuilder]: At program point L4515-1(line 4515) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,050 INFO L895 garLoopResultBuilder]: At program point L3458(line 3458) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-20 19:48:40,050 INFO L899 garLoopResultBuilder]: For program point L4350(lines 4350 4354) no Hoare annotation was computed. [2022-11-20 19:48:40,051 INFO L899 garLoopResultBuilder]: For program point L3458-1(line 3458) no Hoare annotation was computed. [2022-11-20 19:48:40,051 INFO L899 garLoopResultBuilder]: For program point L4251(lines 4251 4255) no Hoare annotation was computed. [2022-11-20 19:48:40,051 INFO L895 garLoopResultBuilder]: At program point L4218(line 4218) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-20 19:48:40,051 INFO L895 garLoopResultBuilder]: At program point L4317(line 4317) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,051 INFO L899 garLoopResultBuilder]: For program point L4284(line 4284) no Hoare annotation was computed. [2022-11-20 19:48:40,051 INFO L899 garLoopResultBuilder]: For program point L4317-1(line 4317) no Hoare annotation was computed. [2022-11-20 19:48:40,052 INFO L899 garLoopResultBuilder]: For program point L4350-2(lines 4309 4381) no Hoare annotation was computed. [2022-11-20 19:48:40,052 INFO L895 garLoopResultBuilder]: At program point L5110(line 5110) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,052 INFO L899 garLoopResultBuilder]: For program point L4218-1(line 4218) no Hoare annotation was computed. [2022-11-20 19:48:40,052 INFO L899 garLoopResultBuilder]: For program point L3954(lines 3954 3970) no Hoare annotation was computed. [2022-11-20 19:48:40,052 INFO L895 garLoopResultBuilder]: At program point L3954-1(lines 3954 3970) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,052 INFO L899 garLoopResultBuilder]: For program point L3822-2(lines 3822 3825) no Hoare annotation was computed. [2022-11-20 19:48:40,053 INFO L895 garLoopResultBuilder]: At program point L3459-1(lines 3459 3462) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-20 19:48:40,053 INFO L895 garLoopResultBuilder]: At program point L4516(lines 4512 4519) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,053 INFO L899 garLoopResultBuilder]: For program point L3459(lines 3459 3462) no Hoare annotation was computed. [2022-11-20 19:48:40,053 INFO L895 garLoopResultBuilder]: At program point L4351(line 4351) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,053 INFO L899 garLoopResultBuilder]: For program point L4351-1(line 4351) no Hoare annotation was computed. [2022-11-20 19:48:40,054 INFO L895 garLoopResultBuilder]: At program point L4219(line 4219) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-20 19:48:40,054 INFO L902 garLoopResultBuilder]: At program point L5243(lines 5228 5249) the Hoare annotation is: true [2022-11-20 19:48:40,054 INFO L899 garLoopResultBuilder]: For program point L4219-1(line 4219) no Hoare annotation was computed. [2022-11-20 19:48:40,054 INFO L895 garLoopResultBuilder]: At program point L4285(lines 4285 4297) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,054 INFO L899 garLoopResultBuilder]: For program point L3988(lines 3988 4002) no Hoare annotation was computed. [2022-11-20 19:48:40,054 INFO L899 garLoopResultBuilder]: For program point L4021-1(line 4021) no Hoare annotation was computed. [2022-11-20 19:48:40,055 INFO L895 garLoopResultBuilder]: At program point L4021(line 4021) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= |ULTIMATE.start_serio_raw_connect_~err~0#1| 0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,055 INFO L895 garLoopResultBuilder]: At program point L3790(lines 3740 3848) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,055 INFO L895 garLoopResultBuilder]: At program point L3460(line 3460) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-20 19:48:40,055 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-20 19:48:40,055 INFO L899 garLoopResultBuilder]: For program point L4220-1(line 4220) no Hoare annotation was computed. [2022-11-20 19:48:40,056 INFO L895 garLoopResultBuilder]: At program point L4220(line 4220) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_state_variable_2~0 0) (= ~ldv_mutex_serio_raw_mutex~0 1) (<= 0 ~ref_cnt~0) (= ~ldv_state_variable_1~0 0)) [2022-11-20 19:48:40,056 INFO L895 garLoopResultBuilder]: At program point L5244(line 5244) the Hoare annotation is: false [2022-11-20 19:48:40,056 INFO L899 garLoopResultBuilder]: For program point L4386(line 4386) no Hoare annotation was computed. [2022-11-20 19:48:40,056 INFO L899 garLoopResultBuilder]: For program point L4287-2(lines 4285 4296) no Hoare annotation was computed. [2022-11-20 19:48:40,056 INFO L895 garLoopResultBuilder]: At program point L3660(line 3660) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-20 19:48:40,056 INFO L895 garLoopResultBuilder]: At program point L3627(lines 3616 3633) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-20 19:48:40,057 INFO L899 garLoopResultBuilder]: For program point L3660-1(line 3660) no Hoare annotation was computed. [2022-11-20 19:48:40,057 INFO L902 garLoopResultBuilder]: At program point L4387(line 4387) the Hoare annotation is: true [2022-11-20 19:48:40,057 INFO L895 garLoopResultBuilder]: At program point L4156(line 4156) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,057 INFO L895 garLoopResultBuilder]: At program point L4156-1(line 4156) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,057 INFO L895 garLoopResultBuilder]: At program point L3826(lines 3826 3830) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,057 INFO L899 garLoopResultBuilder]: For program point L3760(lines 3760 3761) no Hoare annotation was computed. [2022-11-20 19:48:40,058 INFO L899 garLoopResultBuilder]: For program point L3463(line 3463) no Hoare annotation was computed. [2022-11-20 19:48:40,058 INFO L899 garLoopResultBuilder]: For program point L4322(line 4322) no Hoare annotation was computed. [2022-11-20 19:48:40,058 INFO L899 garLoopResultBuilder]: For program point L3662(lines 3662 3666) no Hoare annotation was computed. [2022-11-20 19:48:40,058 INFO L899 garLoopResultBuilder]: For program point L4323(lines 4323 4328) no Hoare annotation was computed. [2022-11-20 19:48:40,058 INFO L899 garLoopResultBuilder]: For program point L4356-1(line 4356) no Hoare annotation was computed. [2022-11-20 19:48:40,058 INFO L895 garLoopResultBuilder]: At program point L4389(lines 4199 4394) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,059 INFO L895 garLoopResultBuilder]: At program point L4356(line 4356) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,059 INFO L899 garLoopResultBuilder]: For program point L4257(line 4257) no Hoare annotation was computed. [2022-11-20 19:48:40,059 INFO L899 garLoopResultBuilder]: For program point L3960(line 3960) no Hoare annotation was computed. [2022-11-20 19:48:40,059 INFO L895 garLoopResultBuilder]: At program point L3828(lines 3815 3836) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,059 INFO L899 garLoopResultBuilder]: For program point L4258(lines 4258 4263) no Hoare annotation was computed. [2022-11-20 19:48:40,059 INFO L895 garLoopResultBuilder]: At program point L4060(line 4060) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,060 INFO L899 garLoopResultBuilder]: For program point L4060-1(line 4060) no Hoare annotation was computed. [2022-11-20 19:48:40,060 INFO L895 garLoopResultBuilder]: At program point L3796(lines 3740 3848) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,060 INFO L895 garLoopResultBuilder]: At program point L3697-1(line 3697) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,060 INFO L895 garLoopResultBuilder]: At program point L3697(line 3697) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,060 INFO L895 garLoopResultBuilder]: At program point L4259(line 4259) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,060 INFO L899 garLoopResultBuilder]: For program point L4259-1(line 4259) no Hoare annotation was computed. [2022-11-20 19:48:40,061 INFO L899 garLoopResultBuilder]: For program point L4028(lines 4028 4032) no Hoare annotation was computed. [2022-11-20 19:48:40,061 INFO L899 garLoopResultBuilder]: For program point L3995-1(line 3995) no Hoare annotation was computed. [2022-11-20 19:48:40,061 INFO L899 garLoopResultBuilder]: For program point L4028-2(lines 3984 4050) no Hoare annotation was computed. [2022-11-20 19:48:40,061 INFO L895 garLoopResultBuilder]: At program point L3995(line 3995) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,061 INFO L895 garLoopResultBuilder]: At program point L3632(lines 3611 3634) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-20 19:48:40,061 INFO L899 garLoopResultBuilder]: For program point L4227(lines 4227 4388) no Hoare annotation was computed. [2022-11-20 19:48:40,062 INFO L895 garLoopResultBuilder]: At program point L4293(lines 4199 4394) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,062 INFO L895 garLoopResultBuilder]: At program point L3963(lines 3954 3969) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,062 INFO L899 garLoopResultBuilder]: For program point L3699-1(line 3699) no Hoare annotation was computed. [2022-11-20 19:48:40,062 INFO L895 garLoopResultBuilder]: At program point L3699(line 3699) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,062 INFO L895 garLoopResultBuilder]: At program point L4525(line 4525) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1) (= ~ldv_state_variable_1~0 1)) [2022-11-20 19:48:40,063 INFO L899 garLoopResultBuilder]: For program point L4525-1(line 4525) no Hoare annotation was computed. [2022-11-20 19:48:40,063 INFO L899 garLoopResultBuilder]: For program point L4228(line 4228) no Hoare annotation was computed. [2022-11-20 19:48:40,063 INFO L899 garLoopResultBuilder]: For program point L4063(lines 4063 4077) no Hoare annotation was computed. [2022-11-20 19:48:40,063 INFO L895 garLoopResultBuilder]: At program point L3832(lines 3815 3836) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,063 INFO L899 garLoopResultBuilder]: For program point L3799(lines 3799 3803) no Hoare annotation was computed. [2022-11-20 19:48:40,063 INFO L895 garLoopResultBuilder]: At program point L3700(line 3700) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,064 INFO L895 garLoopResultBuilder]: At program point L3700-1(line 3700) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,064 INFO L895 garLoopResultBuilder]: At program point L4361(line 4361) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,064 INFO L899 garLoopResultBuilder]: For program point L4229(lines 4229 4270) no Hoare annotation was computed. [2022-11-20 19:48:40,064 INFO L895 garLoopResultBuilder]: At program point L3965(lines 3954 3969) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,064 INFO L895 garLoopResultBuilder]: At program point L3800(lines 3740 3848) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,064 INFO L895 garLoopResultBuilder]: At program point L3701(line 3701) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_serio_raw_mutex~0 1)) [2022-11-20 19:48:40,065 INFO L895 garLoopResultBuilder]: At program point L3470(line 3470) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_lock~0 1) (= 2 ~ldv_mutex_serio_raw_mutex~0) (= 0 |ULTIMATE.start_serio_raw_open_~retval~0#1|)) [2022-11-20 19:48:40,065 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2022-11-20 19:48:40,065 INFO L902 garLoopResultBuilder]: At program point ldv_memsetENTRY(lines 3323 3330) the Hoare annotation is: true [2022-11-20 19:48:40,065 INFO L899 garLoopResultBuilder]: For program point ldv_memsetEXIT(lines 3323 3330) no Hoare annotation was computed. [2022-11-20 19:48:40,069 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 19:48:40,071 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 19:48:40,087 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,088 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,088 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,088 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,089 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,089 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,090 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,090 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,092 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,092 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,092 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,093 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,093 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,093 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,103 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,104 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,104 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,104 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,105 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,105 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 07:48:40 BoogieIcfgContainer [2022-11-20 19:48:40,107 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 19:48:40,108 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 19:48:40,108 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 19:48:40,108 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 19:48:40,109 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:47:19" (3/4) ... [2022-11-20 19:48:40,112 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 19:48:40,118 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2022-11-20 19:48:40,118 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_serio_raw_mutex [2022-11-20 19:48:40,118 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kill_fasync [2022-11-20 19:48:40,118 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_file_operations_2 [2022-11-20 19:48:40,118 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_get_drvdata [2022-11-20 19:48:40,118 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure warn_slowpath_null [2022-11-20 19:48:40,119 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_undef_int [2022-11-20 19:48:40,119 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure list_del_init [2022-11-20 19:48:40,119 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure list_add_tail [2022-11-20 19:48:40,119 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_set_drvdata [2022-11-20 19:48:40,119 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_sub [2022-11-20 19:48:40,119 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure INIT_LIST_HEAD [2022-11-20 19:48:40,119 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2022-11-20 19:48:40,120 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_interruptible_serio_raw_mutex [2022-11-20 19:48:40,120 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __might_fault [2022-11-20 19:48:40,120 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-11-20 19:48:40,120 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2022-11-20 19:48:40,120 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2022-11-20 19:48:40,120 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2022-11-20 19:48:40,120 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2022-11-20 19:48:40,121 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_register [2022-11-20 19:48:40,121 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_put [2022-11-20 19:48:40,121 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2022-11-20 19:48:40,121 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_raw_disconnect [2022-11-20 19:48:40,121 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_close [2022-11-20 19:48:40,121 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_continue_rx [2022-11-20 19:48:40,121 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_serio_raw_mutex [2022-11-20 19:48:40,122 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __wake_up [2022-11-20 19:48:40,122 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2022-11-20 19:48:40,122 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-20 19:48:40,122 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_pause_rx [2022-11-20 19:48:40,122 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_raw_write [2022-11-20 19:48:40,122 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_raw_fasync [2022-11-20 19:48:40,122 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-11-20 19:48:40,122 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure serio_raw_poll [2022-11-20 19:48:40,123 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock_interruptible [2022-11-20 19:48:40,123 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2022-11-20 19:48:40,123 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_memset [2022-11-20 19:48:40,123 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_add_return [2022-11-20 19:48:40,143 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 303 nodes and edges [2022-11-20 19:48:40,146 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 79 nodes and edges [2022-11-20 19:48:40,148 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-20 19:48:40,151 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 19:48:40,153 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 19:48:40,155 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 19:48:40,186 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) [2022-11-20 19:48:40,186 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(ldv_mutex_lock == 1) || !(release <= #funAddr~serio_raw_free.offset)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (release <= #funAddr~serio_raw_free.offset && ldv_mutex_serio_raw_mutex == 1)) && (((((((ldv_state_variable_2 == 1 || !(ldv_mutex_lock == 1)) || !(release <= #funAddr~serio_raw_free.offset)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 1)) || !(ldv_state_variable_1 == 1))) && ((((((!(ldv_mutex_lock == 1) || !(release <= #funAddr~serio_raw_free.offset)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || ldv_state_variable_2 == 0) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 0)) [2022-11-20 19:48:40,187 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1 [2022-11-20 19:48:40,188 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && 2 == ldv_mutex_serio_raw_mutex) [2022-11-20 19:48:40,189 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_mutex_serio_raw_mutex == 1 && aux-ldv_mutex_lock_interruptible_serio_raw_mutex(ldv_func_arg1)-aux + 4 == 0)) || (2 == ldv_mutex_serio_raw_mutex && aux-ldv_mutex_lock_interruptible_serio_raw_mutex(ldv_func_arg1)-aux == 0) [2022-11-20 19:48:40,190 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) [2022-11-20 19:48:40,190 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) [2022-11-20 19:48:40,191 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) [2022-11-20 19:48:40,191 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || \old(ldv_mutex_serio_raw_mutex) == ldv_mutex_serio_raw_mutex) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device) [2022-11-20 19:48:40,191 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || ldv_state_variable_2 == 0) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 0)) || !(#fp <= #funAddr~serio_raw_free.offset)) && (((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1) || !(#fp <= #funAddr~serio_raw_free.offset))) && (((((((ldv_state_variable_2 == 1 || !(ldv_mutex_lock == 1)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 1)) || !(ldv_state_variable_1 == 1)) || !(#fp <= #funAddr~serio_raw_free.offset)) [2022-11-20 19:48:40,192 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex [2022-11-20 19:48:40,192 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex [2022-11-20 19:48:40,193 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || ldv_state_variable_2 == 0) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 0)) || !(#fp <= #funAddr~serio_raw_free.offset)) && (((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1) || !(#fp <= #funAddr~serio_raw_free.offset))) && (((((((ldv_state_variable_2 == 1 || !(ldv_mutex_lock == 1)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 1)) || !(ldv_state_variable_1 == 1)) || !(#fp <= #funAddr~serio_raw_free.offset)) [2022-11-20 19:48:40,193 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex [2022-11-20 19:48:40,194 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex [2022-11-20 19:48:40,309 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/witness.graphml [2022-11-20 19:48:40,310 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 19:48:40,310 INFO L158 Benchmark]: Toolchain (without parser) took 85339.25ms. Allocated memory was 159.4MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 121.9MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 88.5MB. Max. memory is 16.1GB. [2022-11-20 19:48:40,311 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 159.4MB. Free memory is still 102.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 19:48:40,311 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1775.20ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 121.9MB in the beginning and 127.8MB in the end (delta: -5.9MB). Peak memory consumption was 76.9MB. Max. memory is 16.1GB. [2022-11-20 19:48:40,311 INFO L158 Benchmark]: Boogie Procedure Inliner took 179.75ms. Allocated memory is still 192.9MB. Free memory was 127.8MB in the beginning and 118.3MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 19:48:40,312 INFO L158 Benchmark]: Boogie Preprocessor took 205.88ms. Allocated memory is still 192.9MB. Free memory was 118.3MB in the beginning and 108.0MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 19:48:40,312 INFO L158 Benchmark]: RCFGBuilder took 2470.28ms. Allocated memory is still 192.9MB. Free memory was 108.0MB in the beginning and 117.5MB in the end (delta: -9.5MB). Peak memory consumption was 60.0MB. Max. memory is 16.1GB. [2022-11-20 19:48:40,312 INFO L158 Benchmark]: TraceAbstraction took 80494.75ms. Allocated memory was 192.9MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 117.5MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 800.8MB. Max. memory is 16.1GB. [2022-11-20 19:48:40,313 INFO L158 Benchmark]: Witness Printer took 202.17ms. Allocated memory is still 1.3GB. Free memory was 1.2GB in the beginning and 1.2GB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 19:48:40,314 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 159.4MB. Free memory is still 102.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1775.20ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 121.9MB in the beginning and 127.8MB in the end (delta: -5.9MB). Peak memory consumption was 76.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 179.75ms. Allocated memory is still 192.9MB. Free memory was 127.8MB in the beginning and 118.3MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 205.88ms. Allocated memory is still 192.9MB. Free memory was 118.3MB in the beginning and 108.0MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2470.28ms. Allocated memory is still 192.9MB. Free memory was 108.0MB in the beginning and 117.5MB in the end (delta: -9.5MB). Peak memory consumption was 60.0MB. Max. memory is 16.1GB. * TraceAbstraction took 80494.75ms. Allocated memory was 192.9MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 117.5MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 800.8MB. Max. memory is 16.1GB. * Witness Printer took 202.17ms. Allocated memory is still 1.3GB. Free memory was 1.2GB in the beginning and 1.2GB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset * 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: 4599]: 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 40 procedures, 397 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 80.4s, OverallIterations: 17, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 16.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 42.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7274 SdHoareTripleChecker+Valid, 11.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7152 mSDsluCounter, 22417 SdHoareTripleChecker+Invalid, 9.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12906 mSDsCounter, 491 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7352 IncrementalHoareTripleChecker+Invalid, 7843 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 491 mSolverCounterUnsat, 9511 mSDtfsCounter, 7352 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1117 GetRequests, 1053 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9718occurred in iteration=15, InterpolantAutomatonStates: 77, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.8s AutomataMinimizationTime, 17 MinimizatonAttempts, 7123 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 210 LocationsWithAnnotation, 8072 PreInvPairs, 12044 NumberOfFragments, 3884 HoareAnnotationTreeSize, 8072 FomulaSimplifications, 4849 FormulaSimplificationTreeSizeReduction, 9.0s HoareSimplificationTime, 210 FomulaSimplificationsInter, 281836 FormulaSimplificationTreeSizeReductionInter, 33.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 10.3s InterpolantComputationTime, 4291 NumberOfCodeBlocks, 4291 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 4270 ConstructedInterpolants, 0 QuantifiedInterpolants, 6036 SizeOfPredicates, 20 NumberOfNonLiveVariables, 10393 ConjunctsInSsa, 68 ConjunctsInUnsatCore, 21 InterpolantComputations, 17 PerfectInterpolantSequences, 7353/7377 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: 4110]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || \old(ldv_mutex_serio_raw_mutex) == ldv_mutex_serio_raw_mutex) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device) - InvariantResult [Line: 3195]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4512]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3984]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3697]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4470]: Loop Invariant Derived loop invariant: (((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3642]: Loop Invariant Derived loop invariant: (((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && 2 == ldv_mutex_serio_raw_mutex - InvariantResult [Line: 3611]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && 2 == ldv_mutex_serio_raw_mutex) && 0 == retval - InvariantResult [Line: 3740]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3570]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3889]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex - InvariantResult [Line: 4555]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && 2 == ldv_mutex_serio_raw_mutex) - InvariantResult [Line: 4285]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3486]: Loop Invariant [2022-11-20 19:48:40,327 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,327 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,327 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,327 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,328 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,328 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,328 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,329 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset Derived loop invariant: ((((((!(ldv_mutex_lock == 1) || !(release <= #funAddr~serio_raw_free.offset)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (release <= #funAddr~serio_raw_free.offset && ldv_mutex_serio_raw_mutex == 1)) && (((((((ldv_state_variable_2 == 1 || !(ldv_mutex_lock == 1)) || !(release <= #funAddr~serio_raw_free.offset)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 1)) || !(ldv_state_variable_1 == 1))) && ((((((!(ldv_mutex_lock == 1) || !(release <= #funAddr~serio_raw_free.offset)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || ldv_state_variable_2 == 0) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 0)) - InvariantResult [Line: 3815]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3635]: Loop Invariant Derived loop invariant: (((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3740]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3678]: Loop Invariant [2022-11-20 19:48:40,330 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,330 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,331 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,331 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,331 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,332 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset Derived loop invariant: (((((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || ldv_state_variable_2 == 0) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 0)) || !(#fp <= #funAddr~serio_raw_free.offset)) && (((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1) || !(#fp <= #funAddr~serio_raw_free.offset))) && (((((((ldv_state_variable_2 == 1 || !(ldv_mutex_lock == 1)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 1)) || !(ldv_state_variable_1 == 1)) || !(#fp <= #funAddr~serio_raw_free.offset)) - InvariantResult [Line: 4491]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3815]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3584]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4012]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3984]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 5295]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 4010]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3562]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5228]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4006]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3716]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3954]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3811]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3601]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4004]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3616]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && 2 == ldv_mutex_serio_raw_mutex) && 0 == retval - InvariantResult [Line: 3470]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && 2 == ldv_mutex_serio_raw_mutex) && 0 == retval - InvariantResult [Line: 4361]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4540]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4563]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) - InvariantResult [Line: 3954]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3701]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4277]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4210]: Loop Invariant Derived loop invariant: (((((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_state_variable_2 == 0) && ldv_mutex_serio_raw_mutex == 1) && 0 <= ref_cnt) && ldv_state_variable_1 == 0 - InvariantResult [Line: 4156]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 4579]: Loop Invariant Derived loop invariant: (((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3974]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 3204]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3231]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3862]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex - InvariantResult [Line: 3347]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3984]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1) || (((((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1) && err + 4 == 0) - InvariantResult [Line: 3740]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4086]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) - InvariantResult [Line: 3740]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 4465]: Loop Invariant Derived loop invariant: (((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ((aux-ldv_mutex_lock_interruptible_serio_raw_mutex(ldv_func_arg1)-aux == 0 && 2 == ldv_mutex_serio_raw_mutex) || (ldv_mutex_serio_raw_mutex == 1 && aux-ldv_mutex_lock_interruptible_serio_raw_mutex(ldv_func_arg1)-aux + 4 == 0)) - InvariantResult [Line: 3740]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3644]: Loop Invariant Derived loop invariant: (((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ((ldv_mutex_serio_raw_mutex == 1 && 4 + retval == 0) || (2 == ldv_mutex_serio_raw_mutex && 0 == retval)) - InvariantResult [Line: 4199]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3954]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3720]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3740]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3862]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex - InvariantResult [Line: 4486]: Loop Invariant Derived loop invariant: ((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_mutex_serio_raw_mutex == 1 && aux-ldv_mutex_lock_interruptible_serio_raw_mutex(ldv_func_arg1)-aux + 4 == 0)) || (2 == ldv_mutex_serio_raw_mutex && aux-ldv_mutex_lock_interruptible_serio_raw_mutex(ldv_func_arg1)-aux == 0) - InvariantResult [Line: 3862]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || 2 == ldv_mutex_serio_raw_mutex - InvariantResult [Line: 4528]: Loop Invariant Derived loop invariant: ((((ldv_state_variable_2 == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: -1]: Loop Invariant [2022-11-20 19:48:40,344 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,344 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,344 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,345 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,345 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset [2022-11-20 19:48:40,345 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~serio_raw_free.offset Derived loop invariant: (((((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || ldv_state_variable_2 == 0) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 0)) || !(#fp <= #funAddr~serio_raw_free.offset)) && (((((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_mutex_serio_raw_mutex == 1) || !(#fp <= #funAddr~serio_raw_free.offset))) && (((((((ldv_state_variable_2 == 1 || !(ldv_mutex_lock == 1)) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(\old(ldv_state_variable_2) == 1)) || !(ldv_state_variable_1 == 1)) || !(#fp <= #funAddr~serio_raw_free.offset)) - InvariantResult [Line: 4086]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) - InvariantResult [Line: 4199]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 3826]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 - InvariantResult [Line: 5110]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1) && ldv_state_variable_1 == 1 - InvariantResult [Line: 4081]: Loop Invariant Derived loop invariant: (((!(ldv_mutex_lock == 1) || !(\old(ldv_mutex_serio_raw_mutex) == 1)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(1 == ldv_mutex_mutex_of_device)) || (ldv_state_variable_2 == 0 && ldv_mutex_serio_raw_mutex == 1) - InvariantResult [Line: 3406]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3916]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4052]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_mutex_of_device && ldv_mutex_i_mutex_of_inode == 1) && ldv_mutex_lock == 1) && ldv_mutex_serio_raw_mutex == 1 RESULT: Ultimate proved your program to be correct! [2022-11-20 19:48:40,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bf99403-9afa-420f-8c74-f5917d00464b/bin/utaipan-6cKwYrpEi9/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