./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 410663f06ff647e412b04b4e33dc5a0aa773139e9be33f59003b35b6e81927a8 --- 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-5e519f3 [2022-11-02 20:59:02,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:59:02,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:59:02,918 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:59:02,919 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:59:02,920 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:59:02,922 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:59:02,924 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:59:02,926 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:59:02,927 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:59:02,928 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:59:02,929 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:59:02,930 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:59:02,931 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:59:02,932 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:59:02,933 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:59:02,935 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:59:02,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:59:02,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:59:02,940 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:59:02,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:59:02,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:59:02,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:59:02,946 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:59:02,950 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:59:02,950 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:59:02,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:59:02,952 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:59:02,952 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:59:02,954 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:59:02,954 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:59:02,955 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:59:02,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:59:02,957 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:59:02,958 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:59:02,959 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:59:02,960 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:59:02,960 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:59:02,961 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:59:02,962 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:59:02,963 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:59:02,964 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:59:02,987 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:59:02,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:59:02,988 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:59:02,989 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:59:02,989 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:59:02,990 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:59:02,991 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:59:02,991 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:59:02,991 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:59:02,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:59:02,992 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:59:02,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:59:02,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:59:02,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:59:02,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:59:02,993 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:59:02,993 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:59:02,993 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:59:02,994 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:59:02,994 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:59:02,994 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:59:02,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:59:02,995 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:59:02,995 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:59:02,995 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:59:02,995 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:59:02,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:59:02,996 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:59:02,996 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:59:02,996 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:59:02,996 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_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 410663f06ff647e412b04b4e33dc5a0aa773139e9be33f59003b35b6e81927a8 [2022-11-02 20:59:03,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:59:03,295 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:59:03,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:59:03,299 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:59:03,299 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:59:03,301 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2022-11-02 20:59:03,370 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/data/4f332b3e4/2271a42ed7cc4d02bbe599a3daa2da69/FLAGfddc7ee61 [2022-11-02 20:59:04,068 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:59:04,069 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2022-11-02 20:59:04,120 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/data/4f332b3e4/2271a42ed7cc4d02bbe599a3daa2da69/FLAGfddc7ee61 [2022-11-02 20:59:04,208 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/data/4f332b3e4/2271a42ed7cc4d02bbe599a3daa2da69 [2022-11-02 20:59:04,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:59:04,215 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:59:04,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:59:04,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:59:04,224 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:59:04,225 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:59:04" (1/1) ... [2022-11-02 20:59:04,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c4a9e76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:04, skipping insertion in model container [2022-11-02 20:59:04,227 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:59:04" (1/1) ... [2022-11-02 20:59:04,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:59:04,339 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:59:05,279 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i[108133,108146] [2022-11-02 20:59:05,349 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:59:05,385 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:59:05,598 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i[108133,108146] [2022-11-02 20:59:05,659 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:59:05,699 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:59:05,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:05 WrapperNode [2022-11-02 20:59:05,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:59:05,701 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:59:05,702 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:59:05,702 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:59:05,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:05" (1/1) ... [2022-11-02 20:59:05,772 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:05" (1/1) ... [2022-11-02 20:59:05,860 INFO L138 Inliner]: procedures = 131, calls = 529, calls flagged for inlining = 47, calls inlined = 39, statements flattened = 1088 [2022-11-02 20:59:05,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:59:05,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:59:05,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:59:05,862 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:59:05,874 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:05" (1/1) ... [2022-11-02 20:59:05,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:05" (1/1) ... [2022-11-02 20:59:05,907 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:05" (1/1) ... [2022-11-02 20:59:05,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:05" (1/1) ... [2022-11-02 20:59:05,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:05" (1/1) ... [2022-11-02 20:59:05,957 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:05" (1/1) ... [2022-11-02 20:59:05,964 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:05" (1/1) ... [2022-11-02 20:59:05,970 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:05" (1/1) ... [2022-11-02 20:59:05,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:59:05,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:59:05,984 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:59:05,985 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:59:05,986 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:05" (1/1) ... [2022-11-02 20:59:05,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:59:06,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:59:06,048 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:59:06,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:59:06,096 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2022-11-02 20:59:06,096 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2022-11-02 20:59:06,096 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2022-11-02 20:59:06,097 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2022-11-02 20:59:06,097 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2022-11-02 20:59:06,097 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2022-11-02 20:59:06,097 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2022-11-02 20:59:06,097 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2022-11-02 20:59:06,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:59:06,098 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2022-11-02 20:59:06,098 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2022-11-02 20:59:06,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:59:06,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:59:06,099 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2022-11-02 20:59:06,099 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2022-11-02 20:59:06,100 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2022-11-02 20:59:06,100 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2022-11-02 20:59:06,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:59:06,100 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-02 20:59:06,100 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-02 20:59:06,101 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-02 20:59:06,101 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-02 20:59:06,101 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2022-11-02 20:59:06,101 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2022-11-02 20:59:06,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-02 20:59:06,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-02 20:59:06,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 20:59:06,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 20:59:06,102 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-02 20:59:06,102 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-02 20:59:06,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:59:06,103 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-02 20:59:06,103 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-02 20:59:06,103 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-02 20:59:06,103 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-02 20:59:06,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:59:06,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_11 [2022-11-02 20:59:06,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_11 [2022-11-02 20:59:06,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:59:06,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:59:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2022-11-02 20:59:06,105 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2022-11-02 20:59:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2022-11-02 20:59:06,105 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2022-11-02 20:59:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-02 20:59:06,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:59:06,106 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2022-11-02 20:59:06,106 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2022-11-02 20:59:06,106 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2022-11-02 20:59:06,107 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2022-11-02 20:59:06,107 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2022-11-02 20:59:06,107 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2022-11-02 20:59:06,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:59:06,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:59:06,108 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2022-11-02 20:59:06,108 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2022-11-02 20:59:06,109 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2022-11-02 20:59:06,110 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2022-11-02 20:59:06,110 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-02 20:59:06,111 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-02 20:59:06,112 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2022-11-02 20:59:06,112 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2022-11-02 20:59:06,112 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2022-11-02 20:59:06,112 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2022-11-02 20:59:06,113 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2022-11-02 20:59:06,113 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2022-11-02 20:59:06,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:59:06,113 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-02 20:59:06,114 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-02 20:59:06,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:59:06,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:59:06,114 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2022-11-02 20:59:06,114 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2022-11-02 20:59:06,552 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:59:06,554 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:59:08,160 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:59:08,181 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:59:08,181 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-02 20:59:08,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:59:08 BoogieIcfgContainer [2022-11-02 20:59:08,184 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:59:08,186 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:59:08,186 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:59:08,193 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:59:08,193 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:59:04" (1/3) ... [2022-11-02 20:59:08,194 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10714809 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:59:08, skipping insertion in model container [2022-11-02 20:59:08,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:05" (2/3) ... [2022-11-02 20:59:08,195 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10714809 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:59:08, skipping insertion in model container [2022-11-02 20:59:08,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:59:08" (3/3) ... [2022-11-02 20:59:08,196 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2022-11-02 20:59:08,223 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:59:08,224 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:59:08,299 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:59:08,307 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=PETRI_NET, 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;@2bbddb3e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:59:08,307 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:59:08,316 INFO L276 IsEmpty]: Start isEmpty. Operand has 454 states, 336 states have (on average 1.3571428571428572) internal successors, (456), 346 states have internal predecessors, (456), 86 states have call successors, (86), 30 states have call predecessors, (86), 30 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) [2022-11-02 20:59:08,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-02 20:59:08,327 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:59:08,328 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:59:08,329 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:59:08,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:59:08,337 INFO L85 PathProgramCache]: Analyzing trace with hash 1794190865, now seen corresponding path program 1 times [2022-11-02 20:59:08,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:59:08,348 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577382950] [2022-11-02 20:59:08,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:08,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:59:08,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:08,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:59:08,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:59:08,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577382950] [2022-11-02 20:59:08,874 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577382950] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:59:08,874 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:59:08,874 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:59:08,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284653654] [2022-11-02 20:59:08,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:59:08,881 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:59:08,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:59:08,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:59:08,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:59:08,920 INFO L87 Difference]: Start difference. First operand has 454 states, 336 states have (on average 1.3571428571428572) internal successors, (456), 346 states have internal predecessors, (456), 86 states have call successors, (86), 30 states have call predecessors, (86), 30 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:59:09,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:59:09,171 INFO L93 Difference]: Finished difference Result 1174 states and 1623 transitions. [2022-11-02 20:59:09,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:59:09,177 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2022-11-02 20:59:09,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:59:09,196 INFO L225 Difference]: With dead ends: 1174 [2022-11-02 20:59:09,197 INFO L226 Difference]: Without dead ends: 715 [2022-11-02 20:59:09,204 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 [2022-11-02 20:59:09,207 INFO L413 NwaCegarLoop]: 805 mSDtfsCounter, 374 mSDsluCounter, 580 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 374 SdHoareTripleChecker+Valid, 1385 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:59:09,209 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [374 Valid, 1385 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:59:09,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 715 states. [2022-11-02 20:59:09,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 715 to 691. [2022-11-02 20:59:09,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 691 states, 506 states have (on average 1.341897233201581) internal successors, (679), 516 states have internal predecessors, (679), 136 states have call successors, (136), 49 states have call predecessors, (136), 48 states have return successors, (130), 130 states have call predecessors, (130), 130 states have call successors, (130) [2022-11-02 20:59:09,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 691 states and 945 transitions. [2022-11-02 20:59:09,362 INFO L78 Accepts]: Start accepts. Automaton has 691 states and 945 transitions. Word has length 16 [2022-11-02 20:59:09,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:59:09,364 INFO L495 AbstractCegarLoop]: Abstraction has 691 states and 945 transitions. [2022-11-02 20:59:09,365 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:59:09,365 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 945 transitions. [2022-11-02 20:59:09,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-02 20:59:09,367 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:59:09,367 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:59:09,367 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:59:09,368 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:59:09,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:59:09,368 INFO L85 PathProgramCache]: Analyzing trace with hash -172672949, now seen corresponding path program 1 times [2022-11-02 20:59:09,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:59:09,369 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937778485] [2022-11-02 20:59:09,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:09,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:59:09,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:09,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:59:09,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:59:09,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937778485] [2022-11-02 20:59:09,536 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937778485] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:59:09,537 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:59:09,537 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:59:09,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694198962] [2022-11-02 20:59:09,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:59:09,539 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:59:09,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:59:09,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:59:09,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:59:09,541 INFO L87 Difference]: Start difference. First operand 691 states and 945 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:59:09,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:59:09,679 INFO L93 Difference]: Finished difference Result 1379 states and 1887 transitions. [2022-11-02 20:59:09,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:59:09,680 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-11-02 20:59:09,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:59:09,686 INFO L225 Difference]: With dead ends: 1379 [2022-11-02 20:59:09,687 INFO L226 Difference]: Without dead ends: 691 [2022-11-02 20:59:09,690 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:59:09,692 INFO L413 NwaCegarLoop]: 613 mSDtfsCounter, 604 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 604 SdHoareTripleChecker+Valid, 613 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:59:09,692 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [604 Valid, 613 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:59:09,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 691 states. [2022-11-02 20:59:09,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 691 to 691. [2022-11-02 20:59:09,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 691 states, 506 states have (on average 1.3379446640316206) internal successors, (677), 516 states have internal predecessors, (677), 136 states have call successors, (136), 49 states have call predecessors, (136), 48 states have return successors, (130), 130 states have call predecessors, (130), 130 states have call successors, (130) [2022-11-02 20:59:09,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 691 states and 943 transitions. [2022-11-02 20:59:09,747 INFO L78 Accepts]: Start accepts. Automaton has 691 states and 943 transitions. Word has length 19 [2022-11-02 20:59:09,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:59:09,747 INFO L495 AbstractCegarLoop]: Abstraction has 691 states and 943 transitions. [2022-11-02 20:59:09,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:59:09,748 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 943 transitions. [2022-11-02 20:59:09,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-02 20:59:09,749 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:59:09,749 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:59:09,750 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:59:09,750 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:59:09,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:59:09,751 INFO L85 PathProgramCache]: Analyzing trace with hash -63996311, now seen corresponding path program 1 times [2022-11-02 20:59:09,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:59:09,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481520654] [2022-11-02 20:59:09,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:09,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:59:09,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:09,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-02 20:59:09,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:09,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:59:09,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:59:09,883 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481520654] [2022-11-02 20:59:09,883 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481520654] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:59:09,883 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:59:09,883 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:59:09,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801691658] [2022-11-02 20:59:09,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:59:09,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:59:09,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:59:09,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:59:09,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:59:09,886 INFO L87 Difference]: Start difference. First operand 691 states and 943 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:59:11,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:59:11,619 INFO L93 Difference]: Finished difference Result 1734 states and 2370 transitions. [2022-11-02 20:59:11,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:59:11,620 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2022-11-02 20:59:11,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:59:11,625 INFO L225 Difference]: With dead ends: 1734 [2022-11-02 20:59:11,626 INFO L226 Difference]: Without dead ends: 1046 [2022-11-02 20:59:11,628 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:59:11,629 INFO L413 NwaCegarLoop]: 880 mSDtfsCounter, 726 mSDsluCounter, 423 mSDsCounter, 0 mSdLazyCounter, 531 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 799 SdHoareTripleChecker+Valid, 1303 SdHoareTripleChecker+Invalid, 794 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 531 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-02 20:59:11,630 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [799 Valid, 1303 Invalid, 794 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 531 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-02 20:59:11,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2022-11-02 20:59:11,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 1042. [2022-11-02 20:59:11,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1042 states, 767 states have (on average 1.3415906127770534) internal successors, (1029), 779 states have internal predecessors, (1029), 199 states have call successors, (199), 76 states have call predecessors, (199), 75 states have return successors, (193), 193 states have call predecessors, (193), 193 states have call successors, (193) [2022-11-02 20:59:11,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 1042 states and 1421 transitions. [2022-11-02 20:59:11,699 INFO L78 Accepts]: Start accepts. Automaton has 1042 states and 1421 transitions. Word has length 25 [2022-11-02 20:59:11,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:59:11,699 INFO L495 AbstractCegarLoop]: Abstraction has 1042 states and 1421 transitions. [2022-11-02 20:59:11,699 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:59:11,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1421 transitions. [2022-11-02 20:59:11,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-02 20:59:11,701 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:59:11,701 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:59:11,701 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 20:59:11,701 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:59:11,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:59:11,702 INFO L85 PathProgramCache]: Analyzing trace with hash 1434873111, now seen corresponding path program 1 times [2022-11-02 20:59:11,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:59:11,703 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175558745] [2022-11-02 20:59:11,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:11,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:59:11,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:11,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:59:11,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:59:11,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175558745] [2022-11-02 20:59:11,809 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175558745] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:59:11,809 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:59:11,810 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:59:11,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492379829] [2022-11-02 20:59:11,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:59:11,810 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:59:11,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:59:11,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:59:11,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:59:11,812 INFO L87 Difference]: Start difference. First operand 1042 states and 1421 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:59:11,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:59:11,895 INFO L93 Difference]: Finished difference Result 2093 states and 2857 transitions. [2022-11-02 20:59:11,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:59:11,896 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2022-11-02 20:59:11,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:59:11,901 INFO L225 Difference]: With dead ends: 2093 [2022-11-02 20:59:11,902 INFO L226 Difference]: Without dead ends: 1054 [2022-11-02 20:59:11,905 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 [2022-11-02 20:59:11,906 INFO L413 NwaCegarLoop]: 612 mSDtfsCounter, 5 mSDsluCounter, 609 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 1221 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:59:11,907 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 1221 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:59:11,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2022-11-02 20:59:11,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 1044. [2022-11-02 20:59:12,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1044 states, 769 states have (on average 1.340702210663199) internal successors, (1031), 781 states have internal predecessors, (1031), 199 states have call successors, (199), 76 states have call predecessors, (199), 75 states have return successors, (193), 193 states have call predecessors, (193), 193 states have call successors, (193) [2022-11-02 20:59:12,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 1044 states and 1423 transitions. [2022-11-02 20:59:12,008 INFO L78 Accepts]: Start accepts. Automaton has 1044 states and 1423 transitions. Word has length 25 [2022-11-02 20:59:12,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:59:12,009 INFO L495 AbstractCegarLoop]: Abstraction has 1044 states and 1423 transitions. [2022-11-02 20:59:12,009 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:59:12,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1423 transitions. [2022-11-02 20:59:12,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-02 20:59:12,010 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:59:12,011 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:59:12,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-02 20:59:12,011 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:59:12,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:59:12,012 INFO L85 PathProgramCache]: Analyzing trace with hash 47645827, now seen corresponding path program 1 times [2022-11-02 20:59:12,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:59:12,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816927422] [2022-11-02 20:59:12,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:12,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:59:12,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:12,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-02 20:59:12,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:12,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:59:12,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:59:12,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816927422] [2022-11-02 20:59:12,167 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816927422] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:59:12,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2046361112] [2022-11-02 20:59:12,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:12,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:59:12,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:59:12,171 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:59:12,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-02 20:59:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:12,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 854 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 20:59:12,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:59:12,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:59:12,554 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:59:12,555 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2046361112] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:59:12,555 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:59:12,555 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-11-02 20:59:12,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986886559] [2022-11-02 20:59:12,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:59:12,556 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:59:12,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:59:12,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:59:12,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:59:12,557 INFO L87 Difference]: Start difference. First operand 1044 states and 1423 transitions. 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, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:59:12,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:59:12,698 INFO L93 Difference]: Finished difference Result 2873 states and 3922 transitions. [2022-11-02 20:59:12,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:59:12,698 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, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 34 [2022-11-02 20:59:12,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:59:12,708 INFO L225 Difference]: With dead ends: 2873 [2022-11-02 20:59:12,708 INFO L226 Difference]: Without dead ends: 1832 [2022-11-02 20:59:12,713 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:59:12,714 INFO L413 NwaCegarLoop]: 1080 mSDtfsCounter, 599 mSDsluCounter, 549 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 599 SdHoareTripleChecker+Valid, 1629 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:59:12,714 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [599 Valid, 1629 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:59:12,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1832 states. [2022-11-02 20:59:12,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1832 to 1425. [2022-11-02 20:59:12,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1425 states, 1055 states have (on average 1.34218009478673) internal successors, (1416), 1069 states have internal predecessors, (1416), 267 states have call successors, (267), 103 states have call predecessors, (267), 102 states have return successors, (261), 261 states have call predecessors, (261), 261 states have call successors, (261) [2022-11-02 20:59:12,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 1425 states and 1944 transitions. [2022-11-02 20:59:12,857 INFO L78 Accepts]: Start accepts. Automaton has 1425 states and 1944 transitions. Word has length 34 [2022-11-02 20:59:12,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:59:12,857 INFO L495 AbstractCegarLoop]: Abstraction has 1425 states and 1944 transitions. [2022-11-02 20:59:12,858 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, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:59:12,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 1944 transitions. [2022-11-02 20:59:12,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-02 20:59:12,863 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:59:12,863 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:59:12,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-02 20:59:13,091 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:59:13,091 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:59:13,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:59:13,092 INFO L85 PathProgramCache]: Analyzing trace with hash 1068714181, now seen corresponding path program 1 times [2022-11-02 20:59:13,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:59:13,092 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831551394] [2022-11-02 20:59:13,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:13,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:59:13,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:13,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-02 20:59:13,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:13,267 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:59:13,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:59:13,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831551394] [2022-11-02 20:59:13,268 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831551394] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:59:13,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1638875935] [2022-11-02 20:59:13,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:13,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:59:13,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:59:13,270 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:59:13,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-02 20:59:13,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:13,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 855 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 20:59:13,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:59:13,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:59:13,627 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:59:13,628 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1638875935] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:59:13,628 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:59:13,628 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-11-02 20:59:13,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248674855] [2022-11-02 20:59:13,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:59:13,629 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:59:13,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:59:13,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:59:13,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:59:13,630 INFO L87 Difference]: Start difference. First operand 1425 states and 1944 transitions. 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, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:59:13,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:59:13,777 INFO L93 Difference]: Finished difference Result 3168 states and 4377 transitions. [2022-11-02 20:59:13,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:59:13,778 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, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 34 [2022-11-02 20:59:13,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:59:13,787 INFO L225 Difference]: With dead ends: 3168 [2022-11-02 20:59:13,788 INFO L226 Difference]: Without dead ends: 1746 [2022-11-02 20:59:13,813 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:59:13,814 INFO L413 NwaCegarLoop]: 679 mSDtfsCounter, 203 mSDsluCounter, 601 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 1280 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:59:13,815 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [228 Valid, 1280 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:59:13,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1746 states. [2022-11-02 20:59:13,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1746 to 1451. [2022-11-02 20:59:13,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1451 states, 1075 states have (on average 1.3413953488372092) internal successors, (1442), 1089 states have internal predecessors, (1442), 273 states have call successors, (273), 103 states have call predecessors, (273), 102 states have return successors, (267), 267 states have call predecessors, (267), 267 states have call successors, (267) [2022-11-02 20:59:13,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1451 states and 1982 transitions. [2022-11-02 20:59:13,954 INFO L78 Accepts]: Start accepts. Automaton has 1451 states and 1982 transitions. Word has length 34 [2022-11-02 20:59:13,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:59:13,955 INFO L495 AbstractCegarLoop]: Abstraction has 1451 states and 1982 transitions. [2022-11-02 20:59:13,955 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, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:59:13,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1982 transitions. [2022-11-02 20:59:13,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-02 20:59:13,957 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:59:13,957 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:59:13,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-02 20:59:14,175 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:59:14,175 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:59:14,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:59:14,176 INFO L85 PathProgramCache]: Analyzing trace with hash 1769778759, now seen corresponding path program 1 times [2022-11-02 20:59:14,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:59:14,176 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714820495] [2022-11-02 20:59:14,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:14,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:59:14,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:14,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-02 20:59:14,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:14,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:59:14,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:59:14,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714820495] [2022-11-02 20:59:14,429 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [714820495] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:59:14,430 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1559860768] [2022-11-02 20:59:14,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:14,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:59:14,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:59:14,431 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:59:14,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-02 20:59:14,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:14,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 856 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 20:59:14,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:59:14,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:59:14,761 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:59:14,761 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1559860768] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:59:14,761 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:59:14,762 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-11-02 20:59:14,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296738554] [2022-11-02 20:59:14,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:59:14,762 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:59:14,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:59:14,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:59:14,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:59:14,764 INFO L87 Difference]: Start difference. First operand 1451 states and 1982 transitions. 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, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:59:14,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:59:14,873 INFO L93 Difference]: Finished difference Result 1473 states and 2008 transitions. [2022-11-02 20:59:14,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:59:14,874 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, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 34 [2022-11-02 20:59:14,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:59:14,886 INFO L225 Difference]: With dead ends: 1473 [2022-11-02 20:59:14,886 INFO L226 Difference]: Without dead ends: 1462 [2022-11-02 20:59:14,887 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:59:14,888 INFO L413 NwaCegarLoop]: 626 mSDtfsCounter, 609 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 609 SdHoareTripleChecker+Valid, 639 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:59:14,889 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [609 Valid, 639 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:59:14,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1462 states. [2022-11-02 20:59:15,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1462 to 1451. [2022-11-02 20:59:15,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1451 states, 1075 states have (on average 1.3395348837209302) internal successors, (1440), 1089 states have internal predecessors, (1440), 273 states have call successors, (273), 103 states have call predecessors, (273), 102 states have return successors, (267), 267 states have call predecessors, (267), 267 states have call successors, (267) [2022-11-02 20:59:15,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1451 states and 1980 transitions. [2022-11-02 20:59:15,027 INFO L78 Accepts]: Start accepts. Automaton has 1451 states and 1980 transitions. Word has length 34 [2022-11-02 20:59:15,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:59:15,028 INFO L495 AbstractCegarLoop]: Abstraction has 1451 states and 1980 transitions. [2022-11-02 20:59:15,029 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, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:59:15,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1980 transitions. [2022-11-02 20:59:15,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-02 20:59:15,031 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:59:15,031 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:59:15,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-02 20:59:15,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:59:15,247 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:59:15,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:59:15,247 INFO L85 PathProgramCache]: Analyzing trace with hash 1827037061, now seen corresponding path program 1 times [2022-11-02 20:59:15,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:59:15,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770384616] [2022-11-02 20:59:15,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:15,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:59:15,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:15,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-02 20:59:15,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:15,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:59:15,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:59:15,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770384616] [2022-11-02 20:59:15,410 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770384616] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:59:15,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [956408238] [2022-11-02 20:59:15,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:15,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:59:15,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:59:15,415 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:59:15,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-02 20:59:15,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:15,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 853 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 20:59:15,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:59:15,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:59:15,822 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:59:15,823 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [956408238] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:59:15,823 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:59:15,823 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-11-02 20:59:15,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748306900] [2022-11-02 20:59:15,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:59:15,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:59:15,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:59:15,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:59:15,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:59:15,825 INFO L87 Difference]: Start difference. First operand 1451 states and 1980 transitions. 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, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:59:15,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:59:15,988 INFO L93 Difference]: Finished difference Result 1453 states and 1981 transitions. [2022-11-02 20:59:16,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:59:16,003 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, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 34 [2022-11-02 20:59:16,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:59:16,011 INFO L225 Difference]: With dead ends: 1453 [2022-11-02 20:59:16,012 INFO L226 Difference]: Without dead ends: 1450 [2022-11-02 20:59:16,013 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:59:16,014 INFO L413 NwaCegarLoop]: 611 mSDtfsCounter, 581 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 581 SdHoareTripleChecker+Valid, 611 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:59:16,014 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [581 Valid, 611 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:59:16,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1450 states. [2022-11-02 20:59:16,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1450 to 1450. [2022-11-02 20:59:16,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1450 states, 1075 states have (on average 1.3386046511627907) internal successors, (1439), 1088 states have internal predecessors, (1439), 272 states have call successors, (272), 103 states have call predecessors, (272), 102 states have return successors, (267), 267 states have call predecessors, (267), 267 states have call successors, (267) [2022-11-02 20:59:16,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1450 states and 1978 transitions. [2022-11-02 20:59:16,140 INFO L78 Accepts]: Start accepts. Automaton has 1450 states and 1978 transitions. Word has length 34 [2022-11-02 20:59:16,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:59:16,141 INFO L495 AbstractCegarLoop]: Abstraction has 1450 states and 1978 transitions. [2022-11-02 20:59:16,142 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, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:59:16,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 1978 transitions. [2022-11-02 20:59:16,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-02 20:59:16,145 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:59:16,145 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:59:16,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-02 20:59:16,371 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:59:16,371 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:59:16,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:59:16,371 INFO L85 PathProgramCache]: Analyzing trace with hash 803324642, now seen corresponding path program 1 times [2022-11-02 20:59:16,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:59:16,372 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850675028] [2022-11-02 20:59:16,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:16,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:59:16,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:16,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-02 20:59:16,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:16,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:59:16,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:59:16,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [850675028] [2022-11-02 20:59:16,498 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [850675028] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:59:16,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [542097747] [2022-11-02 20:59:16,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:16,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:59:16,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:59:16,499 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:59:16,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-02 20:59:16,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:16,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 855 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 20:59:16,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:59:16,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:59:16,889 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:59:16,890 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [542097747] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:59:16,890 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:59:16,890 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-11-02 20:59:16,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695677835] [2022-11-02 20:59:16,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:59:16,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:59:16,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:59:16,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:59:16,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:59:16,892 INFO L87 Difference]: Start difference. First operand 1450 states and 1978 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:59:17,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:59:17,001 INFO L93 Difference]: Finished difference Result 1452 states and 1979 transitions. [2022-11-02 20:59:17,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:59:17,002 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 35 [2022-11-02 20:59:17,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:59:17,009 INFO L225 Difference]: With dead ends: 1452 [2022-11-02 20:59:17,009 INFO L226 Difference]: Without dead ends: 1449 [2022-11-02 20:59:17,011 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:59:17,011 INFO L413 NwaCegarLoop]: 609 mSDtfsCounter, 578 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 578 SdHoareTripleChecker+Valid, 609 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:59:17,012 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [578 Valid, 609 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:59:17,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1449 states. [2022-11-02 20:59:17,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1449 to 1449. [2022-11-02 20:59:17,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1449 states, 1075 states have (on average 1.3376744186046512) internal successors, (1438), 1087 states have internal predecessors, (1438), 271 states have call successors, (271), 103 states have call predecessors, (271), 102 states have return successors, (267), 267 states have call predecessors, (267), 267 states have call successors, (267) [2022-11-02 20:59:17,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1449 states and 1976 transitions. [2022-11-02 20:59:17,117 INFO L78 Accepts]: Start accepts. Automaton has 1449 states and 1976 transitions. Word has length 35 [2022-11-02 20:59:17,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:59:17,118 INFO L495 AbstractCegarLoop]: Abstraction has 1449 states and 1976 transitions. [2022-11-02 20:59:17,118 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:59:17,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 1976 transitions. [2022-11-02 20:59:17,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-02 20:59:17,119 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:59:17,119 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:59:17,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-02 20:59:17,343 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:59:17,343 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:59:17,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:59:17,343 INFO L85 PathProgramCache]: Analyzing trace with hash -866984408, now seen corresponding path program 1 times [2022-11-02 20:59:17,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:59:17,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748529392] [2022-11-02 20:59:17,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:17,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:59:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:17,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-02 20:59:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:17,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:59:17,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:59:17,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748529392] [2022-11-02 20:59:17,536 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1748529392] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:59:17,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1650043017] [2022-11-02 20:59:17,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:17,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:59:17,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:59:17,538 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:59:17,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-02 20:59:17,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:17,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 857 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 20:59:17,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:59:17,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:59:17,937 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:59:17,938 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1650043017] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:59:17,938 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:59:17,938 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-11-02 20:59:17,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506952796] [2022-11-02 20:59:17,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:59:17,939 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:59:17,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:59:17,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:59:17,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:59:17,940 INFO L87 Difference]: Start difference. First operand 1449 states and 1976 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:59:18,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:59:18,052 INFO L93 Difference]: Finished difference Result 1451 states and 1977 transitions. [2022-11-02 20:59:18,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:59:18,053 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 36 [2022-11-02 20:59:18,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:59:18,061 INFO L225 Difference]: With dead ends: 1451 [2022-11-02 20:59:18,061 INFO L226 Difference]: Without dead ends: 1448 [2022-11-02 20:59:18,063 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:59:18,064 INFO L413 NwaCegarLoop]: 607 mSDtfsCounter, 575 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 575 SdHoareTripleChecker+Valid, 607 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:59:18,064 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [575 Valid, 607 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:59:18,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1448 states. [2022-11-02 20:59:18,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1448 to 1448. [2022-11-02 20:59:18,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1448 states, 1075 states have (on average 1.3367441860465117) internal successors, (1437), 1086 states have internal predecessors, (1437), 270 states have call successors, (270), 103 states have call predecessors, (270), 102 states have return successors, (267), 267 states have call predecessors, (267), 267 states have call successors, (267) [2022-11-02 20:59:18,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1448 states and 1974 transitions. [2022-11-02 20:59:18,178 INFO L78 Accepts]: Start accepts. Automaton has 1448 states and 1974 transitions. Word has length 36 [2022-11-02 20:59:18,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:59:18,179 INFO L495 AbstractCegarLoop]: Abstraction has 1448 states and 1974 transitions. [2022-11-02 20:59:18,179 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:59:18,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1974 transitions. [2022-11-02 20:59:18,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-02 20:59:18,180 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:59:18,180 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:59:18,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-02 20:59:18,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-02 20:59:18,407 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:59:18,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:59:18,407 INFO L85 PathProgramCache]: Analyzing trace with hash -1106952539, now seen corresponding path program 1 times [2022-11-02 20:59:18,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:59:18,408 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620601116] [2022-11-02 20:59:18,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:18,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:59:18,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:18,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-02 20:59:18,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:18,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:59:18,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:59:18,599 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620601116] [2022-11-02 20:59:18,599 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620601116] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:59:18,599 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [716596439] [2022-11-02 20:59:18,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:18,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:59:18,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:59:18,615 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:59:18,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-02 20:59:18,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:18,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 20:59:18,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:59:19,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:59:19,027 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:59:19,027 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [716596439] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:59:19,027 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:59:19,027 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-11-02 20:59:19,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493600967] [2022-11-02 20:59:19,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:59:19,028 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:59:19,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:59:19,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:59:19,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:59:19,029 INFO L87 Difference]: Start difference. First operand 1448 states and 1974 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:59:19,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:59:19,195 INFO L93 Difference]: Finished difference Result 1931 states and 2596 transitions. [2022-11-02 20:59:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:59:19,196 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 37 [2022-11-02 20:59:19,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:59:19,205 INFO L225 Difference]: With dead ends: 1931 [2022-11-02 20:59:19,206 INFO L226 Difference]: Without dead ends: 1898 [2022-11-02 20:59:19,207 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:59:19,208 INFO L413 NwaCegarLoop]: 671 mSDtfsCounter, 532 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 532 SdHoareTripleChecker+Valid, 935 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:59:19,208 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [532 Valid, 935 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:59:19,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1898 states. [2022-11-02 20:59:19,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1898 to 1898. [2022-11-02 20:59:19,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1898 states, 1376 states have (on average 1.3103197674418605) internal successors, (1803), 1391 states have internal predecessors, (1803), 375 states have call successors, (375), 147 states have call predecessors, (375), 146 states have return successors, (374), 374 states have call predecessors, (374), 374 states have call successors, (374) [2022-11-02 20:59:19,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 1898 states and 2552 transitions. [2022-11-02 20:59:19,392 INFO L78 Accepts]: Start accepts. Automaton has 1898 states and 2552 transitions. Word has length 37 [2022-11-02 20:59:19,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:59:19,392 INFO L495 AbstractCegarLoop]: Abstraction has 1898 states and 2552 transitions. [2022-11-02 20:59:19,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:59:19,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 2552 transitions. [2022-11-02 20:59:19,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-02 20:59:19,394 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:59:19,395 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-02 20:59:19,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-02 20:59:19,611 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:59:19,611 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:59:19,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:59:19,612 INFO L85 PathProgramCache]: Analyzing trace with hash -230748463, now seen corresponding path program 1 times [2022-11-02 20:59:19,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:59:19,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316742678] [2022-11-02 20:59:19,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:19,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:59:19,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:19,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-02 20:59:19,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:19,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-11-02 20:59:19,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:19,771 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:59:19,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:59:19,771 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316742678] [2022-11-02 20:59:19,772 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316742678] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:59:19,772 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1711506748] [2022-11-02 20:59:19,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:19,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:59:19,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:59:19,773 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:59:19,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-02 20:59:20,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:20,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 1060 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:59:20,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:59:20,173 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:59:20,174 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:59:20,174 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1711506748] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:59:20,174 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:59:20,174 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-11-02 20:59:20,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685802148] [2022-11-02 20:59:20,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:59:20,177 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:59:20,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:59:20,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:59:20,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:59:20,178 INFO L87 Difference]: Start difference. First operand 1898 states and 2552 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:59:20,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:59:20,361 INFO L93 Difference]: Finished difference Result 3813 states and 5131 transitions. [2022-11-02 20:59:20,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:59:20,362 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 59 [2022-11-02 20:59:20,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:59:20,372 INFO L225 Difference]: With dead ends: 3813 [2022-11-02 20:59:20,372 INFO L226 Difference]: Without dead ends: 1918 [2022-11-02 20:59:20,379 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:59:20,379 INFO L413 NwaCegarLoop]: 571 mSDtfsCounter, 9 mSDsluCounter, 565 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 1136 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:59:20,380 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 1136 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:59:20,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1918 states. [2022-11-02 20:59:20,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1918 to 1902. [2022-11-02 20:59:20,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1902 states, 1380 states have (on average 1.3094202898550724) internal successors, (1807), 1395 states have internal predecessors, (1807), 375 states have call successors, (375), 147 states have call predecessors, (375), 146 states have return successors, (374), 374 states have call predecessors, (374), 374 states have call successors, (374) [2022-11-02 20:59:20,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1902 states and 2556 transitions. [2022-11-02 20:59:20,557 INFO L78 Accepts]: Start accepts. Automaton has 1902 states and 2556 transitions. Word has length 59 [2022-11-02 20:59:20,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:59:20,558 INFO L495 AbstractCegarLoop]: Abstraction has 1902 states and 2556 transitions. [2022-11-02 20:59:20,558 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:59:20,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 2556 transitions. [2022-11-02 20:59:20,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-02 20:59:20,561 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:59:20,561 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-02 20:59:20,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-11-02 20:59:20,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-11-02 20:59:20,779 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:59:20,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:59:20,779 INFO L85 PathProgramCache]: Analyzing trace with hash -1850560836, now seen corresponding path program 1 times [2022-11-02 20:59:20,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:59:20,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230549785] [2022-11-02 20:59:20,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:20,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:59:20,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:20,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-02 20:59:20,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:20,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-02 20:59:20,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:20,986 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:59:20,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:59:20,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230549785] [2022-11-02 20:59:20,986 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [230549785] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:59:20,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1241445628] [2022-11-02 20:59:20,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:20,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:59:20,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:59:20,988 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:59:21,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-02 20:59:21,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:21,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 1071 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 20:59:21,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:59:21,384 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-02 20:59:21,384 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:59:21,385 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1241445628] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:59:21,385 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:59:21,385 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-11-02 20:59:21,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314140047] [2022-11-02 20:59:21,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:59:21,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:59:21,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:59:21,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:59:21,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:59:21,387 INFO L87 Difference]: Start difference. First operand 1902 states and 2556 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:59:21,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:59:21,539 INFO L93 Difference]: Finished difference Result 1902 states and 2556 transitions. [2022-11-02 20:59:21,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:59:21,540 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 63 [2022-11-02 20:59:21,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:59:21,540 INFO L225 Difference]: With dead ends: 1902 [2022-11-02 20:59:21,540 INFO L226 Difference]: Without dead ends: 0 [2022-11-02 20:59:21,546 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:59:21,547 INFO L413 NwaCegarLoop]: 773 mSDtfsCounter, 254 mSDsluCounter, 535 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 1308 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:59:21,547 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [254 Valid, 1308 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:59:21,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-02 20:59:21,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-02 20:59:21,548 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) [2022-11-02 20:59:21,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-02 20:59:21,549 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2022-11-02 20:59:21,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:59:21,549 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:59:21,549 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:59:21,550 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-02 20:59:21,550 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-02 20:59:21,552 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-02 20:59:21,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-11-02 20:59:21,768 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:59:21,770 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-02 20:59:29,000 INFO L899 garLoopResultBuilder]: For program point L2977(line 2977) no Hoare annotation was computed. [2022-11-02 20:59:29,000 INFO L899 garLoopResultBuilder]: For program point L2971-1(line 2971) no Hoare annotation was computed. [2022-11-02 20:59:29,000 INFO L902 garLoopResultBuilder]: At program point L2971(line 2971) the Hoare annotation is: true [2022-11-02 20:59:29,000 INFO L899 garLoopResultBuilder]: For program point L2967(lines 2967 2978) no Hoare annotation was computed. [2022-11-02 20:59:29,000 INFO L899 garLoopResultBuilder]: For program point L2967-2(lines 2963 2979) no Hoare annotation was computed. [2022-11-02 20:59:29,001 INFO L899 garLoopResultBuilder]: For program point L2963(lines 2963 2979) no Hoare annotation was computed. [2022-11-02 20:59:29,001 INFO L902 garLoopResultBuilder]: At program point L2961-1(line 2961) the Hoare annotation is: true [2022-11-02 20:59:29,001 INFO L902 garLoopResultBuilder]: At program point L2961(line 2961) the Hoare annotation is: true [2022-11-02 20:59:29,001 INFO L902 garLoopResultBuilder]: At program point copy_from_userENTRY(lines 2951 2982) the Hoare annotation is: true [2022-11-02 20:59:29,001 INFO L899 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 2951 2982) no Hoare annotation was computed. [2022-11-02 20:59:29,001 INFO L899 garLoopResultBuilder]: For program point L2972(lines 2972 2976) no Hoare annotation was computed. [2022-11-02 20:59:29,001 INFO L902 garLoopResultBuilder]: At program point L2972-2(lines 2972 2976) the Hoare annotation is: true [2022-11-02 20:59:29,002 INFO L902 garLoopResultBuilder]: At program point L2968(line 2968) the Hoare annotation is: true [2022-11-02 20:59:29,002 INFO L902 garLoopResultBuilder]: At program point L2966(line 2966) the Hoare annotation is: true [2022-11-02 20:59:29,002 INFO L899 garLoopResultBuilder]: For program point L2968-1(line 2968) no Hoare annotation was computed. [2022-11-02 20:59:29,002 INFO L902 garLoopResultBuilder]: At program point L2964(line 2964) the Hoare annotation is: true [2022-11-02 20:59:29,003 INFO L899 garLoopResultBuilder]: For program point L2966-1(line 2966) no Hoare annotation was computed. [2022-11-02 20:59:29,003 INFO L899 garLoopResultBuilder]: For program point L2962(line 2962) no Hoare annotation was computed. [2022-11-02 20:59:29,003 INFO L899 garLoopResultBuilder]: For program point L2964-1(line 2964) no Hoare annotation was computed. [2022-11-02 20:59:29,003 INFO L899 garLoopResultBuilder]: For program point copy_from_userFINAL(lines 2951 2982) no Hoare annotation was computed. [2022-11-02 20:59:29,003 INFO L902 garLoopResultBuilder]: At program point pi_releaseENTRY(lines 4566 4568) the Hoare annotation is: true [2022-11-02 20:59:29,003 INFO L899 garLoopResultBuilder]: For program point pi_releaseFINAL(lines 4566 4568) no Hoare annotation was computed. [2022-11-02 20:59:29,004 INFO L899 garLoopResultBuilder]: For program point pi_releaseEXIT(lines 4566 4568) no Hoare annotation was computed. [2022-11-02 20:59:29,004 INFO L899 garLoopResultBuilder]: For program point pi_initEXIT(lines 4556 4558) no Hoare annotation was computed. [2022-11-02 20:59:29,004 INFO L902 garLoopResultBuilder]: At program point pi_initENTRY(lines 4556 4558) the Hoare annotation is: true [2022-11-02 20:59:29,004 INFO L899 garLoopResultBuilder]: For program point pi_initFINAL(lines 4556 4558) no Hoare annotation was computed. [2022-11-02 20:59:29,004 INFO L899 garLoopResultBuilder]: For program point write_regFINAL(lines 3063 3069) no Hoare annotation was computed. [2022-11-02 20:59:29,005 INFO L902 garLoopResultBuilder]: At program point L4573(lines 4572 4574) the Hoare annotation is: true [2022-11-02 20:59:29,005 INFO L902 garLoopResultBuilder]: At program point write_regENTRY(lines 3063 3069) the Hoare annotation is: true [2022-11-02 20:59:29,005 INFO L899 garLoopResultBuilder]: For program point write_regEXIT(lines 3063 3069) no Hoare annotation was computed. [2022-11-02 20:59:29,005 INFO L899 garLoopResultBuilder]: For program point pg_sleepEXIT(lines 3076 3082) no Hoare annotation was computed. [2022-11-02 20:59:29,005 INFO L902 garLoopResultBuilder]: At program point pg_sleepENTRY(lines 3076 3082) the Hoare annotation is: true [2022-11-02 20:59:29,005 INFO L899 garLoopResultBuilder]: For program point pg_sleepFINAL(lines 3076 3082) no Hoare annotation was computed. [2022-11-02 20:59:29,006 INFO L902 garLoopResultBuilder]: At program point L4581(lines 4580 4582) the Hoare annotation is: true [2022-11-02 20:59:29,006 INFO L902 garLoopResultBuilder]: At program point pi_read_regrENTRY(lines 4563 4565) the Hoare annotation is: true [2022-11-02 20:59:29,006 INFO L899 garLoopResultBuilder]: For program point pi_read_regrFINAL(lines 4563 4565) no Hoare annotation was computed. [2022-11-02 20:59:29,006 INFO L899 garLoopResultBuilder]: For program point pi_read_regrEXIT(lines 4563 4565) no Hoare annotation was computed. [2022-11-02 20:59:29,006 INFO L902 garLoopResultBuilder]: At program point might_faultFINAL(lines 4532 4534) the Hoare annotation is: true [2022-11-02 20:59:29,006 INFO L899 garLoopResultBuilder]: For program point might_faultEXIT(lines 4532 4534) no Hoare annotation was computed. [2022-11-02 20:59:29,007 INFO L902 garLoopResultBuilder]: At program point pi_disconnectENTRY(lines 4552 4554) the Hoare annotation is: true [2022-11-02 20:59:29,007 INFO L899 garLoopResultBuilder]: For program point pi_disconnectFINAL(lines 4552 4554) no Hoare annotation was computed. [2022-11-02 20:59:29,007 INFO L899 garLoopResultBuilder]: For program point pi_disconnectEXIT(lines 4552 4554) no Hoare annotation was computed. [2022-11-02 20:59:29,007 INFO L899 garLoopResultBuilder]: For program point L3425(lines 3425 3429) no Hoare annotation was computed. [2022-11-02 20:59:29,007 INFO L899 garLoopResultBuilder]: For program point pg_probeEXIT(lines 3407 3441) no Hoare annotation was computed. [2022-11-02 20:59:29,008 INFO L899 garLoopResultBuilder]: For program point L3419-1(line 3419) no Hoare annotation was computed. [2022-11-02 20:59:29,008 INFO L902 garLoopResultBuilder]: At program point L3419(line 3419) the Hoare annotation is: true [2022-11-02 20:59:29,008 INFO L899 garLoopResultBuilder]: For program point L3417(line 3417) no Hoare annotation was computed. [2022-11-02 20:59:29,008 INFO L902 garLoopResultBuilder]: At program point L3413-1(lines 3413 3438) the Hoare annotation is: true [2022-11-02 20:59:29,008 INFO L899 garLoopResultBuilder]: For program point L3413(lines 3413 3438) no Hoare annotation was computed. [2022-11-02 20:59:29,009 INFO L902 garLoopResultBuilder]: At program point L3434(line 3434) the Hoare annotation is: true [2022-11-02 20:59:29,009 INFO L902 garLoopResultBuilder]: At program point L3432(line 3432) the Hoare annotation is: true [2022-11-02 20:59:29,009 INFO L899 garLoopResultBuilder]: For program point L3434-1(line 3434) no Hoare annotation was computed. [2022-11-02 20:59:29,009 INFO L899 garLoopResultBuilder]: For program point L3432-1(line 3432) no Hoare annotation was computed. [2022-11-02 20:59:29,010 INFO L902 garLoopResultBuilder]: At program point L3426(lines 3413 3431) the Hoare annotation is: true [2022-11-02 20:59:29,010 INFO L902 garLoopResultBuilder]: At program point L3424(lines 3413 3431) the Hoare annotation is: true [2022-11-02 20:59:29,010 INFO L899 garLoopResultBuilder]: For program point pg_probeFINAL(lines 3407 3441) no Hoare annotation was computed. [2022-11-02 20:59:29,010 INFO L899 garLoopResultBuilder]: For program point L3418(lines 3418 3422) no Hoare annotation was computed. [2022-11-02 20:59:29,010 INFO L902 garLoopResultBuilder]: At program point pg_probeENTRY(lines 3407 3441) the Hoare annotation is: true [2022-11-02 20:59:29,011 INFO L899 garLoopResultBuilder]: For program point L3433(lines 3433 3437) no Hoare annotation was computed. [2022-11-02 20:59:29,011 INFO L902 garLoopResultBuilder]: At program point L3052(line 3052) the Hoare annotation is: true [2022-11-02 20:59:29,011 INFO L899 garLoopResultBuilder]: For program point L3052-1(line 3052) no Hoare annotation was computed. [2022-11-02 20:59:29,011 INFO L899 garLoopResultBuilder]: For program point status_regEXIT(lines 3049 3055) no Hoare annotation was computed. [2022-11-02 20:59:29,011 INFO L902 garLoopResultBuilder]: At program point status_regENTRY(lines 3049 3055) the Hoare annotation is: true [2022-11-02 20:59:29,012 INFO L899 garLoopResultBuilder]: For program point status_regFINAL(lines 3049 3055) no Hoare annotation was computed. [2022-11-02 20:59:29,012 INFO L899 garLoopResultBuilder]: For program point L3202-1(line 3202) no Hoare annotation was computed. [2022-11-02 20:59:29,012 INFO L899 garLoopResultBuilder]: For program point L3231-1(line 3231) no Hoare annotation was computed. [2022-11-02 20:59:29,012 INFO L902 garLoopResultBuilder]: At program point L3231(line 3231) the Hoare annotation is: true [2022-11-02 20:59:29,012 INFO L902 garLoopResultBuilder]: At program point L3240(line 3240) the Hoare annotation is: true [2022-11-02 20:59:29,012 INFO L899 garLoopResultBuilder]: For program point L3207-1(line 3207) no Hoare annotation was computed. [2022-11-02 20:59:29,013 INFO L902 garLoopResultBuilder]: At program point L3207(line 3207) the Hoare annotation is: true [2022-11-02 20:59:29,013 INFO L899 garLoopResultBuilder]: For program point L3240-1(line 3240) no Hoare annotation was computed. [2022-11-02 20:59:29,013 INFO L902 garLoopResultBuilder]: At program point L3232(lines 3201 3242) the Hoare annotation is: true [2022-11-02 20:59:29,013 INFO L899 garLoopResultBuilder]: For program point L3220-1(lines 3220 3228) no Hoare annotation was computed. [2022-11-02 20:59:29,013 INFO L899 garLoopResultBuilder]: For program point L3216-1(lines 3201 3242) no Hoare annotation was computed. [2022-11-02 20:59:29,014 INFO L899 garLoopResultBuilder]: For program point L3212(lines 3212 3215) no Hoare annotation was computed. [2022-11-02 20:59:29,014 INFO L899 garLoopResultBuilder]: For program point L3212-2(lines 3201 3242) no Hoare annotation was computed. [2022-11-02 20:59:29,014 INFO L902 garLoopResultBuilder]: At program point L3237(lines 3201 3242) the Hoare annotation is: true [2022-11-02 20:59:29,014 INFO L899 garLoopResultBuilder]: For program point L3233(line 3233) no Hoare annotation was computed. [2022-11-02 20:59:29,014 INFO L899 garLoopResultBuilder]: For program point L3221(lines 3221 3225) no Hoare annotation was computed. [2022-11-02 20:59:29,015 INFO L899 garLoopResultBuilder]: For program point L3221-2(lines 3221 3225) no Hoare annotation was computed. [2022-11-02 20:59:29,015 INFO L899 garLoopResultBuilder]: For program point L3213-1(line 3213) no Hoare annotation was computed. [2022-11-02 20:59:29,015 INFO L899 garLoopResultBuilder]: For program point pg_completionFINAL(lines 3191 3243) no Hoare annotation was computed. [2022-11-02 20:59:29,015 INFO L902 garLoopResultBuilder]: At program point L3213(line 3213) the Hoare annotation is: true [2022-11-02 20:59:29,015 INFO L899 garLoopResultBuilder]: For program point L3234(lines 3234 3238) no Hoare annotation was computed. [2022-11-02 20:59:29,015 INFO L899 garLoopResultBuilder]: For program point pg_completionEXIT(lines 3191 3243) no Hoare annotation was computed. [2022-11-02 20:59:29,016 INFO L902 garLoopResultBuilder]: At program point L4560(lines 4559 4561) the Hoare annotation is: true [2022-11-02 20:59:29,016 INFO L902 garLoopResultBuilder]: At program point pg_completionENTRY(lines 3191 3243) the Hoare annotation is: true [2022-11-02 20:59:29,016 INFO L902 garLoopResultBuilder]: At program point L3210(line 3210) the Hoare annotation is: true [2022-11-02 20:59:29,016 INFO L899 garLoopResultBuilder]: For program point L3210-1(line 3210) no Hoare annotation was computed. [2022-11-02 20:59:29,016 INFO L899 garLoopResultBuilder]: For program point L3206(line 3206) no Hoare annotation was computed. [2022-11-02 20:59:29,017 INFO L902 garLoopResultBuilder]: At program point L3202(line 3202) the Hoare annotation is: true [2022-11-02 20:59:29,017 INFO L902 garLoopResultBuilder]: At program point L3235(lines 3201 3242) the Hoare annotation is: true [2022-11-02 20:59:29,017 INFO L895 garLoopResultBuilder]: At program point ldv_unregister_chrdev_11ENTRY(lines 4032 4039) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~disable~0 0)) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|)) [2022-11-02 20:59:29,018 INFO L895 garLoopResultBuilder]: At program point L4513(lines 4512 4514) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~disable~0 0)) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|)) [2022-11-02 20:59:29,018 INFO L899 garLoopResultBuilder]: For program point ldv_unregister_chrdev_11EXIT(lines 4032 4039) no Hoare annotation was computed. [2022-11-02 20:59:29,018 INFO L899 garLoopResultBuilder]: For program point ldv_unregister_chrdev_11FINAL(lines 4032 4039) no Hoare annotation was computed. [2022-11-02 20:59:29,019 INFO L895 garLoopResultBuilder]: At program point L2903(lines 2899 2905) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_retval_1~0 0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~disable~0 0)) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|)) [2022-11-02 20:59:29,019 INFO L899 garLoopResultBuilder]: For program point DRIVEFINAL(lines 3070 3075) no Hoare annotation was computed. [2022-11-02 20:59:29,019 INFO L899 garLoopResultBuilder]: For program point DRIVEEXIT(lines 3070 3075) no Hoare annotation was computed. [2022-11-02 20:59:29,019 INFO L902 garLoopResultBuilder]: At program point DRIVEENTRY(lines 3070 3075) the Hoare annotation is: true [2022-11-02 20:59:29,019 INFO L902 garLoopResultBuilder]: At program point mutex_unlockENTRY(lines 4542 4544) the Hoare annotation is: true [2022-11-02 20:59:29,020 INFO L899 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 4542 4544) no Hoare annotation was computed. [2022-11-02 20:59:29,020 INFO L899 garLoopResultBuilder]: For program point mutex_unlockFINAL(lines 4542 4544) no Hoare annotation was computed. [2022-11-02 20:59:29,020 INFO L899 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 2983 2990) no Hoare annotation was computed. [2022-11-02 20:59:29,020 INFO L902 garLoopResultBuilder]: At program point copy_to_userENTRY(lines 2983 2990) the Hoare annotation is: true [2022-11-02 20:59:29,020 INFO L899 garLoopResultBuilder]: For program point copy_to_userFINAL(lines 2983 2990) no Hoare annotation was computed. [2022-11-02 20:59:29,020 INFO L902 garLoopResultBuilder]: At program point L2986(line 2986) the Hoare annotation is: true [2022-11-02 20:59:29,021 INFO L899 garLoopResultBuilder]: For program point L2986-1(line 2986) no Hoare annotation was computed. [2022-11-02 20:59:29,021 INFO L902 garLoopResultBuilder]: At program point L4521(lines 4520 4522) the Hoare annotation is: true [2022-11-02 20:59:29,021 INFO L899 garLoopResultBuilder]: For program point L3105(line 3105) no Hoare annotation was computed. [2022-11-02 20:59:29,021 INFO L899 garLoopResultBuilder]: For program point pg_waitFINAL(lines 3083 3137) no Hoare annotation was computed. [2022-11-02 20:59:29,021 INFO L899 garLoopResultBuilder]: For program point L3099(lines 3099 3103) no Hoare annotation was computed. [2022-11-02 20:59:29,022 INFO L899 garLoopResultBuilder]: For program point L3118(lines 3118 3122) no Hoare annotation was computed. [2022-11-02 20:59:29,022 INFO L902 garLoopResultBuilder]: At program point L3116(line 3116) the Hoare annotation is: true [2022-11-02 20:59:29,022 INFO L899 garLoopResultBuilder]: For program point L3118-2(lines 3118 3122) no Hoare annotation was computed. [2022-11-02 20:59:29,022 INFO L902 garLoopResultBuilder]: At program point L3114(line 3114) the Hoare annotation is: true [2022-11-02 20:59:29,022 INFO L899 garLoopResultBuilder]: For program point L3116-1(line 3116) no Hoare annotation was computed. [2022-11-02 20:59:29,022 INFO L899 garLoopResultBuilder]: For program point L3114-1(line 3114) no Hoare annotation was computed. [2022-11-02 20:59:29,023 INFO L902 garLoopResultBuilder]: At program point pg_waitENTRY(lines 3083 3137) the Hoare annotation is: true [2022-11-02 20:59:29,023 INFO L899 garLoopResultBuilder]: For program point L3106(lines 3106 3110) no Hoare annotation was computed. [2022-11-02 20:59:29,023 INFO L899 garLoopResultBuilder]: For program point pg_waitEXIT(lines 3083 3137) no Hoare annotation was computed. [2022-11-02 20:59:29,023 INFO L902 garLoopResultBuilder]: At program point L3102(line 3102) the Hoare annotation is: true [2022-11-02 20:59:29,023 INFO L902 garLoopResultBuilder]: At program point L4506(lines 4505 4507) the Hoare annotation is: true [2022-11-02 20:59:29,024 INFO L902 garLoopResultBuilder]: At program point L3102-1(lines 3092 3136) the Hoare annotation is: true [2022-11-02 20:59:29,024 INFO L899 garLoopResultBuilder]: For program point L3127-1(lines 3127 3130) no Hoare annotation was computed. [2022-11-02 20:59:29,024 INFO L899 garLoopResultBuilder]: For program point L3117(lines 3117 3126) no Hoare annotation was computed. [2022-11-02 20:59:29,024 INFO L899 garLoopResultBuilder]: For program point L3115-1(line 3115) no Hoare annotation was computed. [2022-11-02 20:59:29,024 INFO L902 garLoopResultBuilder]: At program point L3115(line 3115) the Hoare annotation is: true [2022-11-02 20:59:29,025 INFO L899 garLoopResultBuilder]: For program point L3117-2(lines 3113 3133) no Hoare annotation was computed. [2022-11-02 20:59:29,025 INFO L899 garLoopResultBuilder]: For program point L3113(lines 3113 3134) no Hoare annotation was computed. [2022-11-02 20:59:29,025 INFO L902 garLoopResultBuilder]: At program point L3109(lines 3092 3136) the Hoare annotation is: true [2022-11-02 20:59:29,025 INFO L902 garLoopResultBuilder]: At program point L3107(lines 3092 3136) the Hoare annotation is: true [2022-11-02 20:59:29,025 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 4041 4046) no Hoare annotation was computed. [2022-11-02 20:59:29,025 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 4041 4046) the Hoare annotation is: true [2022-11-02 20:59:29,026 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4044) no Hoare annotation was computed. [2022-11-02 20:59:29,026 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 4041 4046) no Hoare annotation was computed. [2022-11-02 20:59:29,026 INFO L902 garLoopResultBuilder]: At program point L3582(line 3582) the Hoare annotation is: true [2022-11-02 20:59:29,026 INFO L899 garLoopResultBuilder]: For program point L3582-1(line 3582) no Hoare annotation was computed. [2022-11-02 20:59:29,027 INFO L899 garLoopResultBuilder]: For program point L3578(lines 3578 3581) no Hoare annotation was computed. [2022-11-02 20:59:29,027 INFO L899 garLoopResultBuilder]: For program point L3574(lines 3574 3577) no Hoare annotation was computed. [2022-11-02 20:59:29,027 INFO L899 garLoopResultBuilder]: For program point pg_writeEXIT(lines 3563 3636) no Hoare annotation was computed. [2022-11-02 20:59:29,027 INFO L899 garLoopResultBuilder]: For program point L3599(lines 3599 3611) no Hoare annotation was computed. [2022-11-02 20:59:29,027 INFO L902 garLoopResultBuilder]: At program point L3628(lines 3628 3629) the Hoare annotation is: true [2022-11-02 20:59:29,027 INFO L899 garLoopResultBuilder]: For program point L3595(lines 3595 3598) no Hoare annotation was computed. [2022-11-02 20:59:29,028 INFO L899 garLoopResultBuilder]: For program point L3628-1(lines 3628 3629) no Hoare annotation was computed. [2022-11-02 20:59:29,028 INFO L899 garLoopResultBuilder]: For program point L3591(lines 3591 3594) no Hoare annotation was computed. [2022-11-02 20:59:29,028 INFO L899 garLoopResultBuilder]: For program point L3620(lines 3620 3623) no Hoare annotation was computed. [2022-11-02 20:59:29,028 INFO L899 garLoopResultBuilder]: For program point L3587(lines 3587 3590) no Hoare annotation was computed. [2022-11-02 20:59:29,028 INFO L899 garLoopResultBuilder]: For program point pg_writeFINAL(lines 3563 3636) no Hoare annotation was computed. [2022-11-02 20:59:29,028 INFO L899 garLoopResultBuilder]: For program point L3583(lines 3583 3586) no Hoare annotation was computed. [2022-11-02 20:59:29,029 INFO L899 garLoopResultBuilder]: For program point L3612(lines 3612 3615) no Hoare annotation was computed. [2022-11-02 20:59:29,029 INFO L902 garLoopResultBuilder]: At program point L3604(line 3604) the Hoare annotation is: true [2022-11-02 20:59:29,029 INFO L902 garLoopResultBuilder]: At program point pg_writeENTRY(lines 3563 3636) the Hoare annotation is: true [2022-11-02 20:59:29,029 INFO L899 garLoopResultBuilder]: For program point L3604-1(line 3604) no Hoare annotation was computed. [2022-11-02 20:59:29,029 INFO L899 garLoopResultBuilder]: For program point L3600(lines 3600 3603) no Hoare annotation was computed. [2022-11-02 20:59:29,030 INFO L899 garLoopResultBuilder]: For program point L3605(lines 3605 3608) no Hoare annotation was computed. [2022-11-02 20:59:29,030 INFO L899 garLoopResultBuilder]: For program point L3630(lines 3630 3633) no Hoare annotation was computed. [2022-11-02 20:59:29,030 INFO L902 garLoopResultBuilder]: At program point L3618(line 3618) the Hoare annotation is: true [2022-11-02 20:59:29,030 INFO L899 garLoopResultBuilder]: For program point L3618-1(line 3618) no Hoare annotation was computed. [2022-11-02 20:59:29,030 INFO L899 garLoopResultBuilder]: For program point L3619(lines 3619 3626) no Hoare annotation was computed. [2022-11-02 20:59:29,031 INFO L902 garLoopResultBuilder]: At program point pi_connectENTRY(lines 4549 4551) the Hoare annotation is: true [2022-11-02 20:59:29,031 INFO L899 garLoopResultBuilder]: For program point pi_connectEXIT(lines 4549 4551) no Hoare annotation was computed. [2022-11-02 20:59:29,031 INFO L899 garLoopResultBuilder]: For program point pi_connectFINAL(lines 4549 4551) no Hoare annotation was computed. [2022-11-02 20:59:29,031 INFO L899 garLoopResultBuilder]: For program point L3161-1(line 3161) no Hoare annotation was computed. [2022-11-02 20:59:29,031 INFO L902 garLoopResultBuilder]: At program point L3161(line 3161) the Hoare annotation is: true [2022-11-02 20:59:29,032 INFO L899 garLoopResultBuilder]: For program point pg_commandEXIT(lines 3138 3190) no Hoare annotation was computed. [2022-11-02 20:59:29,032 INFO L899 garLoopResultBuilder]: For program point L3157(lines 3157 3160) no Hoare annotation was computed. [2022-11-02 20:59:29,032 INFO L902 garLoopResultBuilder]: At program point L3153-1(line 3153) the Hoare annotation is: true [2022-11-02 20:59:29,032 INFO L902 garLoopResultBuilder]: At program point L3153(line 3153) the Hoare annotation is: true [2022-11-02 20:59:29,032 INFO L899 garLoopResultBuilder]: For program point L3149(lines 3149 3152) no Hoare annotation was computed. [2022-11-02 20:59:29,032 INFO L899 garLoopResultBuilder]: For program point L3145-1(line 3145) no Hoare annotation was computed. [2022-11-02 20:59:29,033 INFO L902 garLoopResultBuilder]: At program point L3145(line 3145) the Hoare annotation is: true [2022-11-02 20:59:29,033 INFO L899 garLoopResultBuilder]: For program point L3162(lines 3162 3166) no Hoare annotation was computed. [2022-11-02 20:59:29,033 INFO L902 garLoopResultBuilder]: At program point L3154(line 3154) the Hoare annotation is: true [2022-11-02 20:59:29,033 INFO L899 garLoopResultBuilder]: For program point L3187-1(line 3187) no Hoare annotation was computed. [2022-11-02 20:59:29,033 INFO L902 garLoopResultBuilder]: At program point L3187(line 3187) the Hoare annotation is: true [2022-11-02 20:59:29,034 INFO L902 garLoopResultBuilder]: At program point L3146(line 3146) the Hoare annotation is: true [2022-11-02 20:59:29,034 INFO L902 garLoopResultBuilder]: At program point L3179(lines 3168 3183) the Hoare annotation is: true [2022-11-02 20:59:29,034 INFO L899 garLoopResultBuilder]: For program point L3146-1(line 3146) no Hoare annotation was computed. [2022-11-02 20:59:29,034 INFO L902 garLoopResultBuilder]: At program point L3175(lines 3168 3183) the Hoare annotation is: true [2022-11-02 20:59:29,034 INFO L899 garLoopResultBuilder]: For program point L3167-1(line 3167) no Hoare annotation was computed. [2022-11-02 20:59:29,035 INFO L902 garLoopResultBuilder]: At program point L3167(line 3167) the Hoare annotation is: true [2022-11-02 20:59:29,035 INFO L902 garLoopResultBuilder]: At program point L3155(line 3155) the Hoare annotation is: true [2022-11-02 20:59:29,035 INFO L902 garLoopResultBuilder]: At program point L3147-1(line 3147) the Hoare annotation is: true [2022-11-02 20:59:29,035 INFO L902 garLoopResultBuilder]: At program point L3147(line 3147) the Hoare annotation is: true [2022-11-02 20:59:29,035 INFO L899 garLoopResultBuilder]: For program point L3168(lines 3168 3184) no Hoare annotation was computed. [2022-11-02 20:59:29,036 INFO L899 garLoopResultBuilder]: For program point L3168-2(lines 3168 3184) no Hoare annotation was computed. [2022-11-02 20:59:29,036 INFO L902 garLoopResultBuilder]: At program point L3164(lines 3144 3189) the Hoare annotation is: true [2022-11-02 20:59:29,036 INFO L899 garLoopResultBuilder]: For program point pg_commandFINAL(lines 3138 3190) no Hoare annotation was computed. [2022-11-02 20:59:29,036 INFO L899 garLoopResultBuilder]: For program point L3156(line 3156) no Hoare annotation was computed. [2022-11-02 20:59:29,036 INFO L899 garLoopResultBuilder]: For program point L3148(line 3148) no Hoare annotation was computed. [2022-11-02 20:59:29,037 INFO L902 garLoopResultBuilder]: At program point pg_commandENTRY(lines 3138 3190) the Hoare annotation is: true [2022-11-02 20:59:29,037 INFO L902 garLoopResultBuilder]: At program point L3177(lines 3168 3183) the Hoare annotation is: true [2022-11-02 20:59:29,037 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectFINAL(lines 4048 4053) no Hoare annotation was computed. [2022-11-02 20:59:29,037 INFO L902 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 4048 4053) the Hoare annotation is: true [2022-11-02 20:59:29,037 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 4048 4053) no Hoare annotation was computed. [2022-11-02 20:59:29,038 INFO L902 garLoopResultBuilder]: At program point clear_bitENTRY(lines 2805 2811) the Hoare annotation is: true [2022-11-02 20:59:29,038 INFO L899 garLoopResultBuilder]: For program point clear_bitFINAL(lines 2805 2811) no Hoare annotation was computed. [2022-11-02 20:59:29,038 INFO L899 garLoopResultBuilder]: For program point clear_bitEXIT(lines 2805 2811) no Hoare annotation was computed. [2022-11-02 20:59:29,038 INFO L899 garLoopResultBuilder]: For program point read_regFINAL(lines 3056 3062) no Hoare annotation was computed. [2022-11-02 20:59:29,038 INFO L899 garLoopResultBuilder]: For program point read_regEXIT(lines 3056 3062) no Hoare annotation was computed. [2022-11-02 20:59:29,039 INFO L902 garLoopResultBuilder]: At program point read_regENTRY(lines 3056 3062) the Hoare annotation is: true [2022-11-02 20:59:29,039 INFO L899 garLoopResultBuilder]: For program point L3059-1(line 3059) no Hoare annotation was computed. [2022-11-02 20:59:29,039 INFO L902 garLoopResultBuilder]: At program point L3059(line 3059) the Hoare annotation is: true [2022-11-02 20:59:29,039 INFO L899 garLoopResultBuilder]: For program point L3264(line 3264) no Hoare annotation was computed. [2022-11-02 20:59:29,039 INFO L902 garLoopResultBuilder]: At program point L3260(line 3260) the Hoare annotation is: true [2022-11-02 20:59:29,040 INFO L902 garLoopResultBuilder]: At program point L3322(line 3322) the Hoare annotation is: true [2022-11-02 20:59:29,040 INFO L899 garLoopResultBuilder]: For program point L3260-1(line 3260) no Hoare annotation was computed. [2022-11-02 20:59:29,040 INFO L899 garLoopResultBuilder]: For program point L3322-1(line 3322) no Hoare annotation was computed. [2022-11-02 20:59:29,040 INFO L902 garLoopResultBuilder]: At program point L3310(lines 3301 3320) the Hoare annotation is: true [2022-11-02 20:59:29,040 INFO L899 garLoopResultBuilder]: For program point L3273-1(line 3273) no Hoare annotation was computed. [2022-11-02 20:59:29,040 INFO L902 garLoopResultBuilder]: At program point L3273(line 3273) the Hoare annotation is: true [2022-11-02 20:59:29,041 INFO L899 garLoopResultBuilder]: For program point L3261-1(line 3261) no Hoare annotation was computed. [2022-11-02 20:59:29,041 INFO L902 garLoopResultBuilder]: At program point L3261(line 3261) the Hoare annotation is: true [2022-11-02 20:59:29,041 INFO L902 garLoopResultBuilder]: At program point L3290(lines 3254 3324) the Hoare annotation is: true [2022-11-02 20:59:29,041 INFO L899 garLoopResultBuilder]: For program point L3286(line 3286) no Hoare annotation was computed. [2022-11-02 20:59:29,041 INFO L899 garLoopResultBuilder]: For program point L3315-1(lines 3315 3318) no Hoare annotation was computed. [2022-11-02 20:59:29,042 INFO L899 garLoopResultBuilder]: For program point pg_resetFINAL(lines 3244 3325) no Hoare annotation was computed. [2022-11-02 20:59:29,042 INFO L899 garLoopResultBuilder]: For program point L3274(lines 3274 3278) no Hoare annotation was computed. [2022-11-02 20:59:29,042 INFO L902 garLoopResultBuilder]: At program point L3262(line 3262) the Hoare annotation is: true [2022-11-02 20:59:29,042 INFO L902 garLoopResultBuilder]: At program point L3262-1(line 3262) the Hoare annotation is: true [2022-11-02 20:59:29,042 INFO L902 garLoopResultBuilder]: At program point L3312(lines 3301 3320) the Hoare annotation is: true [2022-11-02 20:59:29,043 INFO L902 garLoopResultBuilder]: At program point pg_resetENTRY(lines 3244 3325) the Hoare annotation is: true [2022-11-02 20:59:29,043 INFO L902 garLoopResultBuilder]: At program point L3308(lines 3301 3320) the Hoare annotation is: true [2022-11-02 20:59:29,043 INFO L902 garLoopResultBuilder]: At program point L3275(lines 3254 3324) the Hoare annotation is: true [2022-11-02 20:59:29,043 INFO L899 garLoopResultBuilder]: For program point pg_resetEXIT(lines 3244 3325) no Hoare annotation was computed. [2022-11-02 20:59:29,043 INFO L899 garLoopResultBuilder]: For program point L3296(lines 3296 3300) no Hoare annotation was computed. [2022-11-02 20:59:29,044 INFO L899 garLoopResultBuilder]: For program point L3296-2(lines 3254 3324) no Hoare annotation was computed. [2022-11-02 20:59:29,044 INFO L902 garLoopResultBuilder]: At program point L3263(line 3263) the Hoare annotation is: true [2022-11-02 20:59:29,044 INFO L902 garLoopResultBuilder]: At program point L3292(lines 3254 3324) the Hoare annotation is: true [2022-11-02 20:59:29,044 INFO L902 garLoopResultBuilder]: At program point L3288(lines 3254 3324) the Hoare annotation is: true [2022-11-02 20:59:29,044 INFO L902 garLoopResultBuilder]: At program point L3280(lines 3254 3324) the Hoare annotation is: true [2022-11-02 20:59:29,045 INFO L899 garLoopResultBuilder]: For program point L3272(lines 3272 3281) no Hoare annotation was computed. [2022-11-02 20:59:29,045 INFO L902 garLoopResultBuilder]: At program point L3268(lines 3254 3324) the Hoare annotation is: true [2022-11-02 20:59:29,045 INFO L899 garLoopResultBuilder]: For program point L3301-1(lines 3301 3321) no Hoare annotation was computed. [2022-11-02 20:59:29,045 INFO L899 garLoopResultBuilder]: For program point L2913(lines 2913 2915) no Hoare annotation was computed. [2022-11-02 20:59:29,045 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 2921 2930) the Hoare annotation is: true [2022-11-02 20:59:29,045 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 2921 2930) no Hoare annotation was computed. [2022-11-02 20:59:29,046 INFO L899 garLoopResultBuilder]: For program point L2923(lines 2923 2929) no Hoare annotation was computed. [2022-11-02 20:59:29,046 INFO L902 garLoopResultBuilder]: At program point L2919(lines 2917 2920) the Hoare annotation is: true [2022-11-02 20:59:29,046 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 2921 2930) no Hoare annotation was computed. [2022-11-02 20:59:29,046 INFO L899 garLoopResultBuilder]: For program point L2914(line 2914) no Hoare annotation was computed. [2022-11-02 20:59:29,046 INFO L902 garLoopResultBuilder]: At program point mutex_lockENTRY(lines 4535 4537) the Hoare annotation is: true [2022-11-02 20:59:29,047 INFO L899 garLoopResultBuilder]: For program point mutex_lockFINAL(lines 4535 4537) no Hoare annotation was computed. [2022-11-02 20:59:29,047 INFO L899 garLoopResultBuilder]: For program point mutex_lockEXIT(lines 4535 4537) no Hoare annotation was computed. [2022-11-02 20:59:29,047 INFO L899 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 4516 4518) no Hoare annotation was computed. [2022-11-02 20:59:29,047 INFO L902 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 4516 4518) the Hoare annotation is: true [2022-11-02 20:59:29,047 INFO L899 garLoopResultBuilder]: For program point _copy_from_userFINAL(lines 4516 4518) no Hoare annotation was computed. [2022-11-02 20:59:29,048 INFO L895 garLoopResultBuilder]: At program point L3041(lines 3020 3047) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,048 INFO L899 garLoopResultBuilder]: For program point L3669-1(lines 3669 3677) no Hoare annotation was computed. [2022-11-02 20:59:29,048 INFO L899 garLoopResultBuilder]: For program point L3669(lines 3669 3677) no Hoare annotation was computed. [2022-11-02 20:59:29,048 INFO L899 garLoopResultBuilder]: For program point L3537(line 3537) no Hoare annotation was computed. [2022-11-02 20:59:29,048 INFO L899 garLoopResultBuilder]: For program point L4462(lines 4462 4465) no Hoare annotation was computed. [2022-11-02 20:59:29,049 INFO L899 garLoopResultBuilder]: For program point L3471(lines 3471 3474) no Hoare annotation was computed. [2022-11-02 20:59:29,049 INFO L899 garLoopResultBuilder]: For program point L3901(line 3901) no Hoare annotation was computed. [2022-11-02 20:59:29,049 INFO L895 garLoopResultBuilder]: At program point L3505(lines 3442 3507) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2022-11-02 20:59:29,049 INFO L895 garLoopResultBuilder]: At program point L3043(lines 3016 3048) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,050 INFO L899 garLoopResultBuilder]: For program point L3902(lines 3902 3933) no Hoare annotation was computed. [2022-11-02 20:59:29,050 INFO L899 garLoopResultBuilder]: For program point L3935(line 3935) no Hoare annotation was computed. [2022-11-02 20:59:29,050 INFO L899 garLoopResultBuilder]: For program point L3869(line 3869) no Hoare annotation was computed. [2022-11-02 20:59:29,050 INFO L899 garLoopResultBuilder]: For program point L3803(lines 3803 3806) no Hoare annotation was computed. [2022-11-02 20:59:29,050 INFO L899 garLoopResultBuilder]: For program point L3803-2(lines 3803 3806) no Hoare annotation was computed. [2022-11-02 20:59:29,051 INFO L895 garLoopResultBuilder]: At program point L4530(lines 4529 4531) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,051 INFO L899 garLoopResultBuilder]: For program point L4464-1(lines 4462 4465) no Hoare annotation was computed. [2022-11-02 20:59:29,051 INFO L895 garLoopResultBuilder]: At program point L4497(line 4497) the Hoare annotation is: false [2022-11-02 20:59:29,051 INFO L895 garLoopResultBuilder]: At program point L4464(line 4464) the Hoare annotation is: false [2022-11-02 20:59:29,051 INFO L902 garLoopResultBuilder]: At program point L4497-1(lines 4480 4501) the Hoare annotation is: true [2022-11-02 20:59:29,052 INFO L899 garLoopResultBuilder]: For program point L3870(lines 3870 3874) no Hoare annotation was computed. [2022-11-02 20:59:29,052 INFO L895 garLoopResultBuilder]: At program point L3804(line 3804) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,052 INFO L899 garLoopResultBuilder]: For program point L3804-1(line 3804) no Hoare annotation was computed. [2022-11-02 20:59:29,052 INFO L895 garLoopResultBuilder]: At program point L3771(lines 3707 3774) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~ldv_state_variable_1~0 0) .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2022-11-02 20:59:29,053 INFO L899 garLoopResultBuilder]: For program point L3672(lines 3672 3675) no Hoare annotation was computed. [2022-11-02 20:59:29,053 INFO L899 garLoopResultBuilder]: For program point L3540(lines 3540 3546) no Hoare annotation was computed. [2022-11-02 20:59:29,053 INFO L899 garLoopResultBuilder]: For program point L3904(lines 3904 3930) no Hoare annotation was computed. [2022-11-02 20:59:29,053 INFO L899 garLoopResultBuilder]: For program point L3541-1(line 3541) no Hoare annotation was computed. [2022-11-02 20:59:29,053 INFO L895 garLoopResultBuilder]: At program point L3541(line 3541) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2022-11-02 20:59:29,054 INFO L899 garLoopResultBuilder]: For program point L3475-1(lines 3475 3476) no Hoare annotation was computed. [2022-11-02 20:59:29,054 INFO L895 garLoopResultBuilder]: At program point L3475(lines 3475 3476) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,054 INFO L895 garLoopResultBuilder]: At program point L3938(lines 3837 3943) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,054 INFO L899 garLoopResultBuilder]: For program point L3905(line 3905) no Hoare annotation was computed. [2022-11-02 20:59:29,055 INFO L895 garLoopResultBuilder]: At program point L3773(lines 3697 3775) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~ldv_state_variable_1~0 0) .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2022-11-02 20:59:29,055 INFO L895 garLoopResultBuilder]: At program point L4467(lines 4459 4469) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,055 INFO L899 garLoopResultBuilder]: For program point L3906(lines 3906 3911) no Hoare annotation was computed. [2022-11-02 20:59:29,055 INFO L899 garLoopResultBuilder]: For program point L3708(lines 3708 3712) no Hoare annotation was computed. [2022-11-02 20:59:29,056 INFO L899 garLoopResultBuilder]: For program point L3477(lines 3477 3486) no Hoare annotation was computed. [2022-11-02 20:59:29,056 INFO L895 garLoopResultBuilder]: At program point L2883(lines 2880 2885) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,056 INFO L895 garLoopResultBuilder]: At program point L3808(lines 3780 3816) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,056 INFO L895 garLoopResultBuilder]: At program point L2817(lines 2812 2819) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2022-11-02 20:59:29,057 INFO L895 garLoopResultBuilder]: At program point L3478(line 3478) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,057 INFO L899 garLoopResultBuilder]: For program point L3478-1(line 3478) no Hoare annotation was computed. [2022-11-02 20:59:29,057 INFO L895 garLoopResultBuilder]: At program point L4503(line 4503) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2022-11-02 20:59:29,057 INFO L899 garLoopResultBuilder]: For program point L4503-1(line 4503) no Hoare annotation was computed. [2022-11-02 20:59:29,058 INFO L899 garLoopResultBuilder]: For program point L3479(lines 3479 3484) no Hoare annotation was computed. [2022-11-02 20:59:29,058 INFO L895 garLoopResultBuilder]: At program point L4503-2(lines 4502 4504) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2022-11-02 20:59:29,058 INFO L899 garLoopResultBuilder]: For program point L4404(lines 4404 4407) no Hoare annotation was computed. [2022-11-02 20:59:29,058 INFO L902 garLoopResultBuilder]: At program point L3942(lines 3833 3944) the Hoare annotation is: true [2022-11-02 20:59:29,059 INFO L899 garLoopResultBuilder]: For program point L3876(line 3876) no Hoare annotation was computed. [2022-11-02 20:59:29,059 INFO L895 garLoopResultBuilder]: At program point L3810(lines 3780 3816) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,059 INFO L895 garLoopResultBuilder]: At program point L4009-1(lines 4005 4012) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2022-11-02 20:59:29,059 INFO L895 garLoopResultBuilder]: At program point L4009(line 4009) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2022-11-02 20:59:29,060 INFO L899 garLoopResultBuilder]: For program point L3844(lines 3844 3937) no Hoare annotation was computed. [2022-11-02 20:59:29,060 INFO L899 garLoopResultBuilder]: For program point L3877(lines 3877 3881) no Hoare annotation was computed. [2022-11-02 20:59:29,060 INFO L895 garLoopResultBuilder]: At program point L4406(line 4406) the Hoare annotation is: false [2022-11-02 20:59:29,060 INFO L899 garLoopResultBuilder]: For program point L4406-1(lines 4404 4407) no Hoare annotation was computed. [2022-11-02 20:59:29,060 INFO L895 garLoopResultBuilder]: At program point L3812(lines 3776 3817) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,061 INFO L899 garLoopResultBuilder]: For program point L3845(line 3845) no Hoare annotation was computed. [2022-11-02 20:59:29,061 INFO L899 garLoopResultBuilder]: For program point L3746(lines 3746 3751) no Hoare annotation was computed. [2022-11-02 20:59:29,061 INFO L895 garLoopResultBuilder]: At program point L3680(line 3680) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,061 INFO L899 garLoopResultBuilder]: For program point L3680-1(line 3680) no Hoare annotation was computed. [2022-11-02 20:59:29,061 INFO L895 garLoopResultBuilder]: At program point L3548(lines 3515 3551) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2022-11-02 20:59:29,062 INFO L899 garLoopResultBuilder]: For program point L3846(lines 3846 3899) no Hoare annotation was computed. [2022-11-02 20:59:29,062 INFO L899 garLoopResultBuilder]: For program point L3648(lines 3648 3651) no Hoare annotation was computed. [2022-11-02 20:59:29,062 INFO L899 garLoopResultBuilder]: For program point L3681(lines 3681 3684) no Hoare annotation was computed. [2022-11-02 20:59:29,062 INFO L899 garLoopResultBuilder]: For program point L3483-1(line 3483) no Hoare annotation was computed. [2022-11-02 20:59:29,062 INFO L895 garLoopResultBuilder]: At program point L3483(line 3483) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,063 INFO L899 garLoopResultBuilder]: For program point L3913(line 3913) no Hoare annotation was computed. [2022-11-02 20:59:29,063 INFO L899 garLoopResultBuilder]: For program point L3715(lines 3715 3719) no Hoare annotation was computed. [2022-11-02 20:59:29,063 INFO L895 garLoopResultBuilder]: At program point L3550(lines 3508 3552) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,063 INFO L895 garLoopResultBuilder]: At program point L4409(lines 4401 4411) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2022-11-02 20:59:29,064 INFO L899 garLoopResultBuilder]: For program point L3914(lines 3914 3926) no Hoare annotation was computed. [2022-11-02 20:59:29,064 INFO L899 garLoopResultBuilder]: For program point L3848(lines 3848 3896) no Hoare annotation was computed. [2022-11-02 20:59:29,064 INFO L895 garLoopResultBuilder]: At program point L3749(lines 3707 3774) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,064 INFO L899 garLoopResultBuilder]: For program point L3849(line 3849) no Hoare annotation was computed. [2022-11-02 20:59:29,065 INFO L895 garLoopResultBuilder]: At program point L4510(lines 4509 4511) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2022-11-02 20:59:29,065 INFO L895 garLoopResultBuilder]: At program point L4477(lines 4470 4479) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_state_variable_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,065 INFO L899 garLoopResultBuilder]: For program point L3916(lines 3916 3919) no Hoare annotation was computed. [2022-11-02 20:59:29,065 INFO L899 garLoopResultBuilder]: For program point L3850(lines 3850 3854) no Hoare annotation was computed. [2022-11-02 20:59:29,065 INFO L899 garLoopResultBuilder]: For program point L3916-2(lines 3914 3925) no Hoare annotation was computed. [2022-11-02 20:59:29,066 INFO L899 garLoopResultBuilder]: For program point L3883(line 3883) no Hoare annotation was computed. [2022-11-02 20:59:29,066 INFO L899 garLoopResultBuilder]: For program point L3850-2(lines 3848 3896) no Hoare annotation was computed. [2022-11-02 20:59:29,066 INFO L899 garLoopResultBuilder]: For program point L3652(lines 3652 3655) no Hoare annotation was computed. [2022-11-02 20:59:29,066 INFO L899 garLoopResultBuilder]: For program point L3685(lines 3685 3693) no Hoare annotation was computed. [2022-11-02 20:59:29,067 INFO L899 garLoopResultBuilder]: For program point L3685-2(lines 3685 3693) no Hoare annotation was computed. [2022-11-02 20:59:29,067 INFO L895 garLoopResultBuilder]: At program point L3487(lines 3466 3497) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,067 INFO L899 garLoopResultBuilder]: For program point L3884(lines 3884 3892) no Hoare annotation was computed. [2022-11-02 20:59:29,067 INFO L899 garLoopResultBuilder]: For program point L3851-1(line 3851) no Hoare annotation was computed. [2022-11-02 20:59:29,067 INFO L895 garLoopResultBuilder]: At program point L3851(line 3851) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,068 INFO L899 garLoopResultBuilder]: For program point L3785(lines 3785 3788) no Hoare annotation was computed. [2022-11-02 20:59:29,068 INFO L895 garLoopResultBuilder]: At program point L3686(lines 3686 3687) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,068 INFO L899 garLoopResultBuilder]: For program point L3785-2(lines 3785 3788) no Hoare annotation was computed. [2022-11-02 20:59:29,068 INFO L899 garLoopResultBuilder]: For program point L3686-1(lines 3686 3687) no Hoare annotation was computed. [2022-11-02 20:59:29,068 INFO L899 garLoopResultBuilder]: For program point L3521(line 3521) no Hoare annotation was computed. [2022-11-02 20:59:29,069 INFO L895 garLoopResultBuilder]: At program point L3455-1(lines 3451 3506) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2022-11-02 20:59:29,069 INFO L899 garLoopResultBuilder]: For program point L3521-2(lines 3521 3525) no Hoare annotation was computed. [2022-11-02 20:59:29,069 INFO L899 garLoopResultBuilder]: For program point L3455(lines 3455 3499) no Hoare annotation was computed. [2022-11-02 20:59:29,069 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-02 20:59:29,070 INFO L895 garLoopResultBuilder]: At program point L4017-1(lines 4013 4020) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,070 INFO L895 garLoopResultBuilder]: At program point L4017(line 4017) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,070 INFO L895 garLoopResultBuilder]: At program point L2894(lines 2889 2896) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2022-11-02 20:59:29,071 INFO L895 garLoopResultBuilder]: At program point L3456(lines 3456 3457) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2022-11-02 20:59:29,071 INFO L899 garLoopResultBuilder]: For program point L3456-1(lines 3456 3457) no Hoare annotation was computed. [2022-11-02 20:59:29,071 INFO L899 garLoopResultBuilder]: For program point L3886(lines 3886 3890) no Hoare annotation was computed. [2022-11-02 20:59:29,071 INFO L895 garLoopResultBuilder]: At program point L2829(lines 2826 2831) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,071 INFO L899 garLoopResultBuilder]: For program point L3688(lines 3688 3691) no Hoare annotation was computed. [2022-11-02 20:59:29,071 INFO L899 garLoopResultBuilder]: For program point L3721(lines 3721 3741) no Hoare annotation was computed. [2022-11-02 20:59:29,072 INFO L895 garLoopResultBuilder]: At program point L4547(lines 4546 4548) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,072 INFO L895 garLoopResultBuilder]: At program point L3490(lines 3466 3497) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,072 INFO L895 garLoopResultBuilder]: At program point L3028(line 3028) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,072 INFO L899 garLoopResultBuilder]: For program point L3028-1(line 3028) no Hoare annotation was computed. [2022-11-02 20:59:29,073 INFO L899 garLoopResultBuilder]: For program point L3458(lines 3458 3497) no Hoare annotation was computed. [2022-11-02 20:59:29,073 INFO L899 garLoopResultBuilder]: For program point L3756(lines 3756 3759) no Hoare annotation was computed. [2022-11-02 20:59:29,073 INFO L899 garLoopResultBuilder]: For program point L3756-2(lines 3756 3759) no Hoare annotation was computed. [2022-11-02 20:59:29,073 INFO L899 garLoopResultBuilder]: For program point L3657-1(line 3657) no Hoare annotation was computed. [2022-11-02 20:59:29,074 INFO L895 garLoopResultBuilder]: At program point L3657(line 3657) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,074 INFO L895 garLoopResultBuilder]: At program point L3492(lines 3466 3497) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,074 INFO L899 garLoopResultBuilder]: For program point L4483(lines 4483 4486) no Hoare annotation was computed. [2022-11-02 20:59:29,074 INFO L899 garLoopResultBuilder]: For program point L3459-1(line 3459) no Hoare annotation was computed. [2022-11-02 20:59:29,074 INFO L895 garLoopResultBuilder]: At program point L3459(line 3459) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2022-11-02 20:59:29,075 INFO L895 garLoopResultBuilder]: At program point L3922(lines 3837 3943) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,075 INFO L895 garLoopResultBuilder]: At program point L3856(line 3856) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,075 INFO L895 garLoopResultBuilder]: At program point L3790(lines 3780 3816) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,075 INFO L899 garLoopResultBuilder]: For program point L3856-1(line 3856) no Hoare annotation was computed. [2022-11-02 20:59:29,076 INFO L899 garLoopResultBuilder]: For program point L3658(lines 3658 3664) no Hoare annotation was computed. [2022-11-02 20:59:29,076 INFO L899 garLoopResultBuilder]: For program point L3658-2(lines 3658 3664) no Hoare annotation was computed. [2022-11-02 20:59:29,076 INFO L899 garLoopResultBuilder]: For program point L3559-1(line 3559) no Hoare annotation was computed. [2022-11-02 20:59:29,076 INFO L895 garLoopResultBuilder]: At program point L3559(line 3559) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,076 INFO L899 garLoopResultBuilder]: For program point L3460(lines 3460 3465) no Hoare annotation was computed. [2022-11-02 20:59:29,076 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-02 20:59:29,077 INFO L899 garLoopResultBuilder]: For program point L3659(lines 3659 3662) no Hoare annotation was computed. [2022-11-02 20:59:29,077 INFO L895 garLoopResultBuilder]: At program point L3560(lines 3553 3562) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,077 INFO L899 garLoopResultBuilder]: For program point L3527(lines 3527 3531) no Hoare annotation was computed. [2022-11-02 20:59:29,077 INFO L895 garLoopResultBuilder]: At program point L4485(line 4485) the Hoare annotation is: false [2022-11-02 20:59:29,077 INFO L899 garLoopResultBuilder]: For program point L4485-1(lines 4482 4500) no Hoare annotation was computed. [2022-11-02 20:59:29,078 INFO L899 garLoopResultBuilder]: For program point L2933-1(line 2933) no Hoare annotation was computed. [2022-11-02 20:59:29,078 INFO L895 garLoopResultBuilder]: At program point L2933(line 2933) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2022-11-02 20:59:29,078 INFO L895 garLoopResultBuilder]: At program point L2933-2(lines 2931 2934) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2022-11-02 20:59:29,078 INFO L895 garLoopResultBuilder]: At program point L3792(lines 3780 3816) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,078 INFO L899 garLoopResultBuilder]: For program point L2835-1(line 2835) no Hoare annotation was computed. [2022-11-02 20:59:29,079 INFO L895 garLoopResultBuilder]: At program point L2835(line 2835) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2022-11-02 20:59:29,079 INFO L895 garLoopResultBuilder]: At program point L3694(lines 3637 3696) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,079 INFO L899 garLoopResultBuilder]: For program point L3727(lines 3727 3730) no Hoare annotation was computed. [2022-11-02 20:59:29,079 INFO L899 garLoopResultBuilder]: For program point L3727-2(lines 3727 3730) no Hoare annotation was computed. [2022-11-02 20:59:29,080 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-02 20:59:29,080 INFO L899 garLoopResultBuilder]: For program point L3034(lines 3034 3037) no Hoare annotation was computed. [2022-11-02 20:59:29,080 INFO L899 garLoopResultBuilder]: For program point L3034-2(lines 3034 3037) no Hoare annotation was computed. [2022-11-02 20:59:29,080 INFO L895 garLoopResultBuilder]: At program point L2836(lines 2832 2838) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2022-11-02 20:59:29,080 INFO L895 garLoopResultBuilder]: At program point L3794(lines 3780 3816) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,081 INFO L895 garLoopResultBuilder]: At program point L3728(line 3728) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2022-11-02 20:59:29,081 INFO L895 garLoopResultBuilder]: At program point L3761(lines 3707 3774) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2022-11-02 20:59:29,081 INFO L899 garLoopResultBuilder]: For program point L3728-1(line 3728) no Hoare annotation was computed. [2022-11-02 20:59:29,081 INFO L899 garLoopResultBuilder]: For program point L4587(lines 4587 4589) no Hoare annotation was computed. [2022-11-02 20:59:29,082 INFO L895 garLoopResultBuilder]: At program point L3464(line 3464) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~pg_drive_count~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2022-11-02 20:59:29,082 INFO L899 garLoopResultBuilder]: For program point L3464-1(line 3464) no Hoare annotation was computed. [2022-11-02 20:59:29,082 INFO L899 garLoopResultBuilder]: For program point L3894(line 3894) no Hoare annotation was computed. [2022-11-02 20:59:29,082 INFO L899 garLoopResultBuilder]: For program point L3861(line 3861) no Hoare annotation was computed. [2022-11-02 20:59:29,082 INFO L895 garLoopResultBuilder]: At program point L4489(line 4489) the Hoare annotation is: false [2022-11-02 20:59:29,082 INFO L899 garLoopResultBuilder]: For program point L4489-1(lines 4482 4500) no Hoare annotation was computed. [2022-11-02 20:59:29,082 INFO L899 garLoopResultBuilder]: For program point L3928(line 3928) no Hoare annotation was computed. [2022-11-02 20:59:29,082 INFO L899 garLoopResultBuilder]: For program point L3862(lines 3862 3867) no Hoare annotation was computed. [2022-11-02 20:59:29,083 INFO L895 garLoopResultBuilder]: At program point L3763(lines 3707 3774) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2022-11-02 20:59:29,083 INFO L899 garLoopResultBuilder]: For program point L3532(lines 3532 3536) no Hoare annotation was computed. [2022-11-02 20:59:29,083 INFO L895 garLoopResultBuilder]: At program point L3532-2(lines 3532 3536) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2022-11-02 20:59:29,083 INFO L899 garLoopResultBuilder]: For program point L3533-1(line 3533) no Hoare annotation was computed. [2022-11-02 20:59:29,083 INFO L895 garLoopResultBuilder]: At program point L3533(line 3533) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2022-11-02 20:59:29,083 INFO L895 garLoopResultBuilder]: At program point L4524(lines 4523 4525) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,083 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-02 20:59:29,084 INFO L895 garLoopResultBuilder]: At program point L-1-2(line -1) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,084 INFO L899 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2022-11-02 20:59:29,084 INFO L895 garLoopResultBuilder]: At program point L4029(lines 4021 4031) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2022-11-02 20:59:29,084 INFO L895 garLoopResultBuilder]: At program point L3798(line 3798) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,084 INFO L895 garLoopResultBuilder]: At program point L3732(lines 3721 3740) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2022-11-02 20:59:29,085 INFO L899 garLoopResultBuilder]: For program point L3798-1(line 3798) no Hoare annotation was computed. [2022-11-02 20:59:29,085 INFO L895 garLoopResultBuilder]: At program point L3765(lines 3707 3774) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2022-11-02 20:59:29,085 INFO L895 garLoopResultBuilder]: At program point L3039(lines 3020 3047) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-02 20:59:29,085 INFO L895 garLoopResultBuilder]: At program point L2940(lines 2936 2942) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~disable~0 0) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_pg_mutex~0 2)) [2022-11-02 20:59:29,085 INFO L895 garLoopResultBuilder]: At program point L4493(line 4493) the Hoare annotation is: false [2022-11-02 20:59:29,086 INFO L899 garLoopResultBuilder]: For program point L4493-1(lines 4482 4500) no Hoare annotation was computed. [2022-11-02 20:59:29,086 INFO L895 garLoopResultBuilder]: At program point L3734(lines 3721 3740) the Hoare annotation is: (let ((.cse0 (= ~ldv_state_variable_0~0 1)) (.cse1 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse2 (= ~disable~0 0)) (.cse3 (= ~ldv_retval_1~0 0)) (.cse4 (= ~ldv_mutex_lock~0 1)) (.cse5 (= ~ldv_mutex_pg_mutex~0 1)) (.cse6 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~pg_drive_count~0 0) .cse6))) [2022-11-02 20:59:29,086 INFO L899 garLoopResultBuilder]: For program point xsFINAL(lines 3326 3364) no Hoare annotation was computed. [2022-11-02 20:59:29,086 INFO L899 garLoopResultBuilder]: For program point L3357-1(lines 3357 3360) no Hoare annotation was computed. [2022-11-02 20:59:29,086 INFO L902 garLoopResultBuilder]: At program point L3354(lines 3333 3363) the Hoare annotation is: true [2022-11-02 20:59:29,087 INFO L899 garLoopResultBuilder]: For program point xsEXIT(lines 3326 3364) no Hoare annotation was computed. [2022-11-02 20:59:29,087 INFO L902 garLoopResultBuilder]: At program point L3352(lines 3333 3363) the Hoare annotation is: true [2022-11-02 20:59:29,087 INFO L902 garLoopResultBuilder]: At program point xsENTRY(lines 3326 3364) the Hoare annotation is: true [2022-11-02 20:59:29,087 INFO L902 garLoopResultBuilder]: At program point L3350(lines 3333 3363) the Hoare annotation is: true [2022-11-02 20:59:29,087 INFO L899 garLoopResultBuilder]: For program point L3341(lines 3341 3348) no Hoare annotation was computed. [2022-11-02 20:59:29,088 INFO L899 garLoopResultBuilder]: For program point L3341-2(lines 3341 3348) no Hoare annotation was computed. [2022-11-02 20:59:29,088 INFO L902 garLoopResultBuilder]: At program point L3392(line 3392) the Hoare annotation is: true [2022-11-02 20:59:29,088 INFO L899 garLoopResultBuilder]: For program point L3393(lines 3393 3396) no Hoare annotation was computed. [2022-11-02 20:59:29,088 INFO L899 garLoopResultBuilder]: For program point L3392-1(line 3392) no Hoare annotation was computed. [2022-11-02 20:59:29,088 INFO L899 garLoopResultBuilder]: For program point L3388(lines 3388 3391) no Hoare annotation was computed. [2022-11-02 20:59:29,088 INFO L899 garLoopResultBuilder]: For program point L3387-1(line 3387) no Hoare annotation was computed. [2022-11-02 20:59:29,089 INFO L902 garLoopResultBuilder]: At program point L3387(line 3387) the Hoare annotation is: true [2022-11-02 20:59:29,089 INFO L899 garLoopResultBuilder]: For program point pg_identifyEXIT(lines 3365 3406) no Hoare annotation was computed. [2022-11-02 20:59:29,089 INFO L902 garLoopResultBuilder]: At program point pg_identifyENTRY(lines 3365 3406) the Hoare annotation is: true [2022-11-02 20:59:29,089 INFO L902 garLoopResultBuilder]: At program point L3398(line 3398) the Hoare annotation is: true [2022-11-02 20:59:29,089 INFO L899 garLoopResultBuilder]: For program point L3399(line 3399) no Hoare annotation was computed. [2022-11-02 20:59:29,090 INFO L899 garLoopResultBuilder]: For program point pg_identifyFINAL(lines 3365 3406) no Hoare annotation was computed. [2022-11-02 20:59:29,090 INFO L899 garLoopResultBuilder]: For program point L3397(lines 3397 3403) no Hoare annotation was computed. [2022-11-02 20:59:29,090 INFO L902 garLoopResultBuilder]: At program point L3398-1(line 3398) the Hoare annotation is: true [2022-11-02 20:59:29,090 INFO L899 garLoopResultBuilder]: For program point L3397-2(lines 3397 3403) no Hoare annotation was computed. [2022-11-02 20:59:29,090 INFO L899 garLoopResultBuilder]: For program point pi_write_blockEXIT(lines 4569 4571) no Hoare annotation was computed. [2022-11-02 20:59:29,090 INFO L902 garLoopResultBuilder]: At program point pi_write_blockENTRY(lines 4569 4571) the Hoare annotation is: true [2022-11-02 20:59:29,091 INFO L899 garLoopResultBuilder]: For program point pi_write_blockFINAL(lines 4569 4571) no Hoare annotation was computed. [2022-11-02 20:59:29,095 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:59:29,097 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-02 20:59:29,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:59:29 BoogieIcfgContainer [2022-11-02 20:59:29,146 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:59:29,147 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:59:29,147 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:59:29,147 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:59:29,148 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:59:08" (3/4) ... [2022-11-02 20:59:29,152 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-02 20:59:29,159 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2022-11-02 20:59:29,159 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_release [2022-11-02 20:59:29,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_init [2022-11-02 20:59:29,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2022-11-02 20:59:29,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_sleep [2022-11-02 20:59:29,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_read_regr [2022-11-02 20:59:29,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2022-11-02 20:59:29,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_disconnect [2022-11-02 20:59:29,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_probe [2022-11-02 20:59:29,161 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure status_reg [2022-11-02 20:59:29,161 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_completion [2022-11-02 20:59:29,161 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_unregister_chrdev_11 [2022-11-02 20:59:29,161 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DRIVE [2022-11-02 20:59:29,161 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2022-11-02 20:59:29,161 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2022-11-02 20:59:29,162 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_wait [2022-11-02 20:59:29,162 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-11-02 20:59:29,162 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_write [2022-11-02 20:59:29,162 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_connect [2022-11-02 20:59:29,162 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_command [2022-11-02 20:59:29,162 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2022-11-02 20:59:29,162 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_bit [2022-11-02 20:59:29,163 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure read_reg [2022-11-02 20:59:29,163 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_reset [2022-11-02 20:59:29,163 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-11-02 20:59:29,163 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2022-11-02 20:59:29,163 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2022-11-02 20:59:29,164 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xs [2022-11-02 20:59:29,164 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_identify [2022-11-02 20:59:29,164 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_write_block [2022-11-02 20:59:29,187 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 222 nodes and edges [2022-11-02 20:59:29,189 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 90 nodes and edges [2022-11-02 20:59:29,191 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-02 20:59:29,193 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-02 20:59:29,195 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-02 20:59:29,197 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-02 20:59:29,199 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 20:59:29,228 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(ldv_mutex_lock == 1) || !(ldv_retval_1 == 0)) || !(ldv_mutex_pg_mutex == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || !(disable == 0)) || ldv_state_variable_1 == \old(ldv_state_variable_1) [2022-11-02 20:59:29,228 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(ldv_mutex_lock == 1) || !(ldv_retval_1 == 0)) || !(ldv_mutex_pg_mutex == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || !(disable == 0)) || ldv_state_variable_1 == \old(ldv_state_variable_1) [2022-11-02 20:59:29,343 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/witness.graphml [2022-11-02 20:59:29,343 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:59:29,344 INFO L158 Benchmark]: Toolchain (without parser) took 25128.68ms. Allocated memory was 117.4MB in the beginning and 509.6MB in the end (delta: 392.2MB). Free memory was 75.3MB in the beginning and 378.3MB in the end (delta: -303.0MB). Peak memory consumption was 88.2MB. Max. memory is 16.1GB. [2022-11-02 20:59:29,344 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory was 98.0MB in the beginning and 97.9MB in the end (delta: 72.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:59:29,344 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1480.45ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 78.0MB in the end (delta: -2.9MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. [2022-11-02 20:59:29,345 INFO L158 Benchmark]: Boogie Procedure Inliner took 159.70ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 70.1MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 20:59:29,345 INFO L158 Benchmark]: Boogie Preprocessor took 120.90ms. Allocated memory was 117.4MB in the beginning and 180.4MB in the end (delta: 62.9MB). Free memory was 70.1MB in the beginning and 135.1MB in the end (delta: -65.0MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2022-11-02 20:59:29,345 INFO L158 Benchmark]: RCFGBuilder took 2201.10ms. Allocated memory is still 180.4MB. Free memory was 135.1MB in the beginning and 105.8MB in the end (delta: 29.3MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. [2022-11-02 20:59:29,346 INFO L158 Benchmark]: TraceAbstraction took 20960.48ms. Allocated memory was 180.4MB in the beginning and 509.6MB in the end (delta: 329.3MB). Free memory was 104.8MB in the beginning and 400.3MB in the end (delta: -295.6MB). Peak memory consumption was 284.8MB. Max. memory is 16.1GB. [2022-11-02 20:59:29,346 INFO L158 Benchmark]: Witness Printer took 196.16ms. Allocated memory is still 509.6MB. Free memory was 400.3MB in the beginning and 378.3MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-02 20:59:29,348 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory was 98.0MB in the beginning and 97.9MB in the end (delta: 72.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1480.45ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 78.0MB in the end (delta: -2.9MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 159.70ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 70.1MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 120.90ms. Allocated memory was 117.4MB in the beginning and 180.4MB in the end (delta: 62.9MB). Free memory was 70.1MB in the beginning and 135.1MB in the end (delta: -65.0MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2201.10ms. Allocated memory is still 180.4MB. Free memory was 135.1MB in the beginning and 105.8MB in the end (delta: 29.3MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. * TraceAbstraction took 20960.48ms. Allocated memory was 180.4MB in the beginning and 509.6MB in the end (delta: 329.3MB). Free memory was 104.8MB in the beginning and 400.3MB in the end (delta: -295.6MB). Peak memory consumption was 284.8MB. Max. memory is 16.1GB. * Witness Printer took 196.16ms. Allocated memory is still 509.6MB. Free memory was 400.3MB in the beginning and 378.3MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 4044]: 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 31 procedures, 454 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 20.8s, OverallIterations: 13, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5749 SdHoareTripleChecker+Valid, 1.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5649 mSDsluCounter, 13276 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4139 mSDsCounter, 276 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 605 IncrementalHoareTripleChecker+Invalid, 881 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 276 mSolverCounterUnsat, 9137 mSDtfsCounter, 605 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 430 GetRequests, 397 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1902occurred in iteration=12, InterpolantAutomatonStates: 41, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 13 MinimizatonAttempts, 767 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 191 LocationsWithAnnotation, 6399 PreInvPairs, 6593 NumberOfFragments, 2240 HoareAnnotationTreeSize, 6399 FomulaSimplifications, 812 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 191 FomulaSimplificationsInter, 40204 FormulaSimplificationTreeSizeReductionInter, 5.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 817 NumberOfCodeBlocks, 817 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 795 ConstructedInterpolants, 0 QuantifiedInterpolants, 1267 SizeOfPredicates, 0 NumberOfNonLiveVariables, 8120 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 22 InterpolantComputations, 13 PerfectInterpolantSequences, 19/28 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: 3413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4505]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3168]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3833]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2880]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4013]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4502]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 2812]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 3721]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 3413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4401]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 4580]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 4523]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4459]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3837]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3144]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4512]: Loop Invariant Derived loop invariant: (((((!(ldv_mutex_lock == 1) || !(ldv_retval_1 == 0)) || !(ldv_mutex_pg_mutex == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || !(disable == 0)) || ldv_state_variable_1 == \old(ldv_state_variable_1) - InvariantResult [Line: 4559]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3020]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3466]: Loop Invariant Derived loop invariant: ((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3466]: Loop Invariant Derived loop invariant: ((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2936]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 2832]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 4529]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4005]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 4021]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4572]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3721]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 3201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3466]: Loop Invariant Derived loop invariant: ((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3515]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 2826]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 2899]: Loop Invariant Derived loop invariant: (((((!(ldv_mutex_lock == 1) || !(ldv_retval_1 == 0)) || !(ldv_mutex_pg_mutex == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || !(disable == 0)) || ldv_state_variable_1 == \old(ldv_state_variable_1) - InvariantResult [Line: 3553]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4480]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3168]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3020]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3697]: Loop Invariant Derived loop invariant: ((((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_state_variable_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3776]: Loop Invariant Derived loop invariant: (((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_state_variable_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 2917]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3451]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 4546]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3837]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3508]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2931]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_pg_mutex == 2 - InvariantResult [Line: 3301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: (((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_state_variable_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3016]: Loop Invariant Derived loop invariant: (((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3780]: Loop Invariant Derived loop invariant: (((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_state_variable_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4509]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 3201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3707]: Loop Invariant Derived loop invariant: ((((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_state_variable_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 4470]: Loop Invariant Derived loop invariant: ((((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_state_variable_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3637]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 2889]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 3442]: Loop Invariant Derived loop invariant: (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && k == 0) || (((((((ldv_state_variable_0 == 1 && 1 == ldv_mutex_mutex_of_device) && disable == 0) && ldv_retval_1 == 0) && ldv_mutex_lock == 1) && ldv_mutex_pg_mutex == 1) && pg_drive_count == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) - InvariantResult [Line: 4520]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3168]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-02 20:59:29,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5ef270c-b0d4-44f3-8a26-bc6a63ac3222/bin/uautomizer-Dbtcem3rbc/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