./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN --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 86380eb8807c8834472c3c5bc5f358e156df083f7e4b141cf7faa18b94c9fafb --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 11:56:21,381 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:56:21,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:56:21,407 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:56:21,407 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:56:21,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:56:21,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:56:21,412 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:56:21,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:56:21,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:56:21,416 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:56:21,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:56:21,418 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:56:21,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:56:21,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:56:21,422 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:56:21,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:56:21,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:56:21,426 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:56:21,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:56:21,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:56:21,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:56:21,441 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:56:21,442 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:56:21,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:56:21,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:56:21,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:56:21,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:56:21,454 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:56:21,455 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:56:21,457 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:56:21,458 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:56:21,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:56:21,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:56:21,463 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:56:21,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:56:21,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:56:21,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:56:21,466 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:56:21,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:56:21,469 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:56:21,470 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-20 11:56:21,520 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:56:21,521 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:56:21,522 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:56:21,522 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:56:21,523 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:56:21,523 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:56:21,524 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:56:21,524 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:56:21,525 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:56:21,525 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:56:21,526 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:56:21,526 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:56:21,527 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 11:56:21,527 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:56:21,527 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 11:56:21,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:56:21,528 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:56:21,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 11:56:21,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:56:21,529 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:56:21,529 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:56:21,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:56:21,529 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:56:21,530 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:56:21,530 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 11:56:21,530 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 11:56:21,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 11:56:21,531 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 11:56:21,531 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 11:56:21,531 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 11:56:21,531 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_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86380eb8807c8834472c3c5bc5f358e156df083f7e4b141cf7faa18b94c9fafb [2022-11-20 11:56:21,889 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:56:21,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:56:21,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:56:21,942 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:56:21,943 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:56:21,944 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2022-11-20 11:56:25,034 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:56:25,541 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:56:25,542 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2022-11-20 11:56:25,566 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/data/1ec8b9d22/82c88ab032904844ad491c28d8a02e95/FLAGd4f619479 [2022-11-20 11:56:25,582 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/data/1ec8b9d22/82c88ab032904844ad491c28d8a02e95 [2022-11-20 11:56:25,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:56:25,586 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:56:25,588 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:56:25,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:56:25,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:56:25,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:56:25" (1/1) ... [2022-11-20 11:56:25,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2386a607 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:56:25, skipping insertion in model container [2022-11-20 11:56:25,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:56:25" (1/1) ... [2022-11-20 11:56:25,602 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:56:25,674 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:56:26,163 WARN L1259 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3070] [2022-11-20 11:56:26,169 WARN L1259 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3071-3072] [2022-11-20 11:56:26,314 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i[91143,91156] [2022-11-20 11:56:26,672 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:56:26,719 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:56:26,813 WARN L1259 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3070] [2022-11-20 11:56:26,813 WARN L1259 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3071-3072] [2022-11-20 11:56:26,825 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i[91143,91156] [2022-11-20 11:56:26,972 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:56:27,010 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:56:27,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:56:27 WrapperNode [2022-11-20 11:56:27,011 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:56:27,012 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:56:27,013 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:56:27,013 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:56:27,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:56:27" (1/1) ... [2022-11-20 11:56:27,092 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:56:27" (1/1) ... [2022-11-20 11:56:27,203 INFO L138 Inliner]: procedures = 111, calls = 507, calls flagged for inlining = 41, calls inlined = 39, statements flattened = 1171 [2022-11-20 11:56:27,205 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:56:27,206 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:56:27,206 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:56:27,206 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:56:27,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:56:27" (1/1) ... [2022-11-20 11:56:27,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:56:27" (1/1) ... [2022-11-20 11:56:27,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:56:27" (1/1) ... [2022-11-20 11:56:27,253 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:56:27" (1/1) ... [2022-11-20 11:56:27,317 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:56:27" (1/1) ... [2022-11-20 11:56:27,330 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:56:27" (1/1) ... [2022-11-20 11:56:27,338 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:56:27" (1/1) ... [2022-11-20 11:56:27,359 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:56:27" (1/1) ... [2022-11-20 11:56:27,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:56:27,389 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:56:27,390 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:56:27,390 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:56:27,391 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:56:27" (1/1) ... [2022-11-20 11:56:27,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:56:27,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:56:27,437 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 11:56:27,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 11:56:27,495 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2022-11-20 11:56:27,496 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2022-11-20 11:56:27,496 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2022-11-20 11:56:27,496 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2022-11-20 11:56:27,496 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2022-11-20 11:56:27,498 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2022-11-20 11:56:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2022-11-20 11:56:27,499 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2022-11-20 11:56:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-20 11:56:27,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-20 11:56:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 11:56:27,500 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2022-11-20 11:56:27,500 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2022-11-20 11:56:27,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-20 11:56:27,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-20 11:56:27,500 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2022-11-20 11:56:27,501 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2022-11-20 11:56:27,501 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2022-11-20 11:56:27,501 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2022-11-20 11:56:27,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 11:56:27,501 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-20 11:56:27,501 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-20 11:56:27,502 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2022-11-20 11:56:27,502 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2022-11-20 11:56:27,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-20 11:56:27,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-20 11:56:27,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-20 11:56:27,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-20 11:56:27,503 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-20 11:56:27,504 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-20 11:56:27,504 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 11:56:27,505 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 11:56:27,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 11:56:27,506 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-20 11:56:27,507 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-20 11:56:27,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 11:56:27,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 11:56:27,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 11:56:27,507 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2022-11-20 11:56:27,507 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2022-11-20 11:56:27,508 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2022-11-20 11:56:27,508 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2022-11-20 11:56:27,508 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-20 11:56:27,508 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-20 11:56:27,509 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-20 11:56:27,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 11:56:27,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2022-11-20 11:56:27,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2022-11-20 11:56:27,509 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2022-11-20 11:56:27,509 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2022-11-20 11:56:27,510 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2022-11-20 11:56:27,510 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2022-11-20 11:56:27,510 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2022-11-20 11:56:27,511 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2022-11-20 11:56:27,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 11:56:27,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 11:56:27,512 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2022-11-20 11:56:27,512 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2022-11-20 11:56:27,513 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2022-11-20 11:56:27,513 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2022-11-20 11:56:27,513 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-20 11:56:27,514 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-20 11:56:27,514 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2022-11-20 11:56:27,514 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2022-11-20 11:56:27,514 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2022-11-20 11:56:27,514 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2022-11-20 11:56:27,514 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2022-11-20 11:56:27,515 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2022-11-20 11:56:27,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 11:56:27,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-20 11:56:27,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-20 11:56:27,516 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-20 11:56:27,516 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-20 11:56:27,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:56:27,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:56:27,517 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2022-11-20 11:56:27,517 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2022-11-20 11:56:27,517 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-20 11:56:27,518 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-20 11:56:28,055 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:56:28,059 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:56:28,592 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-20 11:56:30,136 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:56:30,147 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:56:30,148 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 11:56:30,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:56:30 BoogieIcfgContainer [2022-11-20 11:56:30,152 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 11:56:30,157 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 11:56:30,157 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 11:56:30,161 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 11:56:30,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:56:25" (1/3) ... [2022-11-20 11:56:30,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a663ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:56:30, skipping insertion in model container [2022-11-20 11:56:30,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:56:27" (2/3) ... [2022-11-20 11:56:30,165 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a663ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:56:30, skipping insertion in model container [2022-11-20 11:56:30,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:56:30" (3/3) ... [2022-11-20 11:56:30,169 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2022-11-20 11:56:30,190 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 11:56:30,190 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-20 11:56:30,300 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 11:56:30,309 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;@7bd0dd52, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 11:56:30,309 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-20 11:56:30,316 INFO L276 IsEmpty]: Start isEmpty. Operand has 481 states, 350 states have (on average 1.3542857142857143) internal successors, (474), 358 states have internal predecessors, (474), 97 states have call successors, (97), 33 states have call predecessors, (97), 32 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) [2022-11-20 11:56:30,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-20 11:56:30,340 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:56:30,341 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:56:30,342 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:56:30,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:56:30,347 INFO L85 PathProgramCache]: Analyzing trace with hash 1545150734, now seen corresponding path program 1 times [2022-11-20 11:56:30,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:56:30,358 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084877269] [2022-11-20 11:56:30,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:56:30,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:56:30,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:31,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 11:56:31,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:31,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-20 11:56:31,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:31,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-20 11:56:31,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:31,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-20 11:56:31,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:31,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-20 11:56:31,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:31,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:31,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:31,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:31,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:31,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-20 11:56:31,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:31,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-20 11:56:31,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:31,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-20 11:56:31,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:31,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:31,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:31,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:31,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:31,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-20 11:56:31,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:31,849 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-20 11:56:31,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:56:31,850 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084877269] [2022-11-20 11:56:31,851 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084877269] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:56:31,852 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:56:31,852 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-20 11:56:31,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205283750] [2022-11-20 11:56:31,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:56:31,860 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-20 11:56:31,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:56:31,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-20 11:56:31,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-11-20 11:56:31,908 INFO L87 Difference]: Start difference. First operand has 481 states, 350 states have (on average 1.3542857142857143) internal successors, (474), 358 states have internal predecessors, (474), 97 states have call successors, (97), 33 states have call predecessors, (97), 32 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) Second operand has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (14), 5 states have call predecessors, (14), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-20 11:56:43,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:56:43,255 INFO L93 Difference]: Finished difference Result 1280 states and 1806 transitions. [2022-11-20 11:56:43,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-20 11:56:43,258 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (14), 5 states have call predecessors, (14), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) Word has length 98 [2022-11-20 11:56:43,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:56:43,280 INFO L225 Difference]: With dead ends: 1280 [2022-11-20 11:56:43,280 INFO L226 Difference]: Without dead ends: 760 [2022-11-20 11:56:43,290 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2022-11-20 11:56:43,293 INFO L413 NwaCegarLoop]: 650 mSDtfsCounter, 672 mSDsluCounter, 2762 mSDsCounter, 0 mSdLazyCounter, 1783 mSolverCounterSat, 315 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 735 SdHoareTripleChecker+Valid, 3412 SdHoareTripleChecker+Invalid, 2098 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 315 IncrementalHoareTripleChecker+Valid, 1783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.9s IncrementalHoareTripleChecker+Time [2022-11-20 11:56:43,295 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [735 Valid, 3412 Invalid, 2098 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [315 Valid, 1783 Invalid, 0 Unknown, 0 Unchecked, 10.9s Time] [2022-11-20 11:56:43,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 760 states. [2022-11-20 11:56:43,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 760 to 728. [2022-11-20 11:56:43,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 728 states, 525 states have (on average 1.32) internal successors, (693), 530 states have internal predecessors, (693), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2022-11-20 11:56:43,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 728 states and 992 transitions. [2022-11-20 11:56:43,435 INFO L78 Accepts]: Start accepts. Automaton has 728 states and 992 transitions. Word has length 98 [2022-11-20 11:56:43,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:56:43,436 INFO L495 AbstractCegarLoop]: Abstraction has 728 states and 992 transitions. [2022-11-20 11:56:43,436 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (14), 5 states have call predecessors, (14), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-20 11:56:43,436 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 992 transitions. [2022-11-20 11:56:43,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-11-20 11:56:43,447 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:56:43,447 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:56:43,448 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 11:56:43,448 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:56:43,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:56:43,449 INFO L85 PathProgramCache]: Analyzing trace with hash 2116569904, now seen corresponding path program 1 times [2022-11-20 11:56:43,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:56:43,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143339557] [2022-11-20 11:56:43,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:56:43,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:56:43,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:43,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 11:56:43,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:43,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-20 11:56:43,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:43,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-20 11:56:43,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:43,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-20 11:56:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:43,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-20 11:56:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:43,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-20 11:56:43,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:43,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-20 11:56:44,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:44,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:44,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:44,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:44,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:44,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-20 11:56:44,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:44,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-20 11:56:44,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:44,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-20 11:56:44,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:44,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:44,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:44,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:44,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:44,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-20 11:56:44,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:44,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:44,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:44,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-20 11:56:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:44,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:44,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:44,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-20 11:56:44,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:44,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:44,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:44,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-20 11:56:44,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:44,330 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-11-20 11:56:44,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:56:44,331 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143339557] [2022-11-20 11:56:44,331 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143339557] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:56:44,331 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:56:44,331 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-20 11:56:44,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146048378] [2022-11-20 11:56:44,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:56:44,335 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-20 11:56:44,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:56:44,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-20 11:56:44,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-20 11:56:44,338 INFO L87 Difference]: Start difference. First operand 728 states and 992 transitions. Second operand has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 3 states have internal predecessors, (98), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-20 11:56:47,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 11:56:48,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:56:48,444 INFO L93 Difference]: Finished difference Result 1458 states and 2001 transitions. [2022-11-20 11:56:48,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 11:56:48,452 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 3 states have internal predecessors, (98), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 168 [2022-11-20 11:56:48,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:56:48,459 INFO L225 Difference]: With dead ends: 1458 [2022-11-20 11:56:48,460 INFO L226 Difference]: Without dead ends: 762 [2022-11-20 11:56:48,464 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-20 11:56:48,465 INFO L413 NwaCegarLoop]: 479 mSDtfsCounter, 318 mSDsluCounter, 939 mSDsCounter, 0 mSdLazyCounter, 684 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 339 SdHoareTripleChecker+Valid, 1418 SdHoareTripleChecker+Invalid, 973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 684 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2022-11-20 11:56:48,466 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [339 Valid, 1418 Invalid, 973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 684 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2022-11-20 11:56:48,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 762 states. [2022-11-20 11:56:48,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 762 to 730. [2022-11-20 11:56:48,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 730 states, 527 states have (on average 1.3187855787476281) internal successors, (695), 532 states have internal predecessors, (695), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2022-11-20 11:56:48,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 730 states and 994 transitions. [2022-11-20 11:56:48,559 INFO L78 Accepts]: Start accepts. Automaton has 730 states and 994 transitions. Word has length 168 [2022-11-20 11:56:48,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:56:48,562 INFO L495 AbstractCegarLoop]: Abstraction has 730 states and 994 transitions. [2022-11-20 11:56:48,563 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 3 states have internal predecessors, (98), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-20 11:56:48,563 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 994 transitions. [2022-11-20 11:56:48,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2022-11-20 11:56:48,581 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:56:48,582 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:56:48,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-20 11:56:48,583 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:56:48,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:56:48,584 INFO L85 PathProgramCache]: Analyzing trace with hash -571772743, now seen corresponding path program 1 times [2022-11-20 11:56:48,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:56:48,584 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102921241] [2022-11-20 11:56:48,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:56:48,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:56:48,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:48,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 11:56:48,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:48,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-20 11:56:48,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:48,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-20 11:56:49,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:49,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-20 11:56:49,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:49,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-11-20 11:56:49,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:49,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-20 11:56:49,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:49,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-11-20 11:56:49,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:49,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-20 11:56:49,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:49,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:49,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:49,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:49,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:49,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-20 11:56:49,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:49,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-20 11:56:49,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:49,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-20 11:56:49,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:49,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:49,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:49,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:49,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:49,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-20 11:56:49,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:49,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:49,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:49,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-20 11:56:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:49,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:49,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:49,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-20 11:56:49,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:49,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:49,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:49,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-20 11:56:49,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:49,367 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-11-20 11:56:49,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:56:49,368 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102921241] [2022-11-20 11:56:49,368 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102921241] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:56:49,371 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [72701661] [2022-11-20 11:56:49,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:56:49,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:56:49,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:56:49,376 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:56:49,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-20 11:56:50,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:50,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 1923 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 11:56:50,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:56:50,189 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2022-11-20 11:56:50,189 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 11:56:50,190 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [72701661] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:56:50,190 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 11:56:50,190 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-11-20 11:56:50,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938144508] [2022-11-20 11:56:50,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:56:50,191 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:56:50,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:56:50,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:56:50,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-20 11:56:50,193 INFO L87 Difference]: Start difference. First operand 730 states and 994 transitions. Second operand has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-20 11:56:50,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:56:50,252 INFO L93 Difference]: Finished difference Result 1429 states and 1953 transitions. [2022-11-20 11:56:50,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:56:50,253 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 178 [2022-11-20 11:56:50,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:56:50,259 INFO L225 Difference]: With dead ends: 1429 [2022-11-20 11:56:50,259 INFO L226 Difference]: Without dead ends: 731 [2022-11-20 11:56:50,262 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-20 11:56:50,264 INFO L413 NwaCegarLoop]: 625 mSDtfsCounter, 0 mSDsluCounter, 620 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1245 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 11:56:50,264 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1245 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 11:56:50,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 731 states. [2022-11-20 11:56:50,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 731 to 731. [2022-11-20 11:56:50,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 731 states, 528 states have (on average 1.3181818181818181) internal successors, (696), 533 states have internal predecessors, (696), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2022-11-20 11:56:50,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 731 states and 995 transitions. [2022-11-20 11:56:50,315 INFO L78 Accepts]: Start accepts. Automaton has 731 states and 995 transitions. Word has length 178 [2022-11-20 11:56:50,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:56:50,315 INFO L495 AbstractCegarLoop]: Abstraction has 731 states and 995 transitions. [2022-11-20 11:56:50,316 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-20 11:56:50,316 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 995 transitions. [2022-11-20 11:56:50,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2022-11-20 11:56:50,320 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:56:50,320 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:56:50,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-20 11:56:50,544 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:56:50,545 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:56:50,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:56:50,545 INFO L85 PathProgramCache]: Analyzing trace with hash 1782612539, now seen corresponding path program 1 times [2022-11-20 11:56:50,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:56:50,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881327497] [2022-11-20 11:56:50,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:56:50,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:56:50,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:51,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 11:56:51,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:51,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-20 11:56:51,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:51,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-20 11:56:51,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:51,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-20 11:56:51,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:51,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-11-20 11:56:51,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:51,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-20 11:56:51,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:51,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-11-20 11:56:51,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:51,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-20 11:56:51,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:51,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:51,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:51,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:51,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:51,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-20 11:56:51,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:51,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-20 11:56:51,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:51,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-20 11:56:51,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:51,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:51,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:51,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:51,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:51,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-20 11:56:51,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:51,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:51,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:51,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-20 11:56:51,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:51,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:51,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:51,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-20 11:56:51,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:51,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:51,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:51,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-20 11:56:51,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:51,378 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-11-20 11:56:51,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:56:51,378 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881327497] [2022-11-20 11:56:51,379 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881327497] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:56:51,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1641192670] [2022-11-20 11:56:51,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:56:51,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:56:51,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:56:51,385 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:56:51,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-20 11:56:52,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:52,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 1926 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 11:56:52,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:56:52,288 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-20 11:56:52,288 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 11:56:52,289 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1641192670] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:56:52,289 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 11:56:52,289 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-11-20 11:56:52,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727138250] [2022-11-20 11:56:52,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:56:52,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:56:52,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:56:52,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:56:52,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-20 11:56:52,291 INFO L87 Difference]: Start difference. First operand 731 states and 995 transitions. Second operand has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-20 11:56:52,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:56:52,353 INFO L93 Difference]: Finished difference Result 1454 states and 1991 transitions. [2022-11-20 11:56:52,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:56:52,354 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 178 [2022-11-20 11:56:52,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:56:52,360 INFO L225 Difference]: With dead ends: 1454 [2022-11-20 11:56:52,360 INFO L226 Difference]: Without dead ends: 755 [2022-11-20 11:56:52,363 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-20 11:56:52,364 INFO L413 NwaCegarLoop]: 630 mSDtfsCounter, 11 mSDsluCounter, 621 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 1251 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 11:56:52,365 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 1251 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 11:56:52,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 755 states. [2022-11-20 11:56:52,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 755 to 733. [2022-11-20 11:56:52,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 733 states, 530 states have (on average 1.3169811320754716) internal successors, (698), 535 states have internal predecessors, (698), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2022-11-20 11:56:52,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 733 states and 997 transitions. [2022-11-20 11:56:52,415 INFO L78 Accepts]: Start accepts. Automaton has 733 states and 997 transitions. Word has length 178 [2022-11-20 11:56:52,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:56:52,416 INFO L495 AbstractCegarLoop]: Abstraction has 733 states and 997 transitions. [2022-11-20 11:56:52,417 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-20 11:56:52,417 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 997 transitions. [2022-11-20 11:56:52,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-11-20 11:56:52,422 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:56:52,422 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:56:52,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-20 11:56:52,632 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:56:52,633 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:56:52,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:56:52,633 INFO L85 PathProgramCache]: Analyzing trace with hash 957144013, now seen corresponding path program 1 times [2022-11-20 11:56:52,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:56:52,634 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470172957] [2022-11-20 11:56:52,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:56:52,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:56:52,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:52,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 11:56:52,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:52,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-20 11:56:52,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:52,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-20 11:56:52,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:52,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-20 11:56:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:52,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-11-20 11:56:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:53,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-11-20 11:56:53,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:53,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-20 11:56:53,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:53,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-20 11:56:53,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:53,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-20 11:56:53,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:53,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:53,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:53,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:53,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:53,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-20 11:56:53,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:53,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-20 11:56:53,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:53,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-20 11:56:53,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:53,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:53,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:53,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:53,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:53,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-20 11:56:53,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:53,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:53,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:53,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-20 11:56:53,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:53,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:53,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:53,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-20 11:56:53,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:53,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:53,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:53,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-20 11:56:53,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:53,280 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-11-20 11:56:53,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:56:53,280 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470172957] [2022-11-20 11:56:53,281 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470172957] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:56:53,281 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [68250223] [2022-11-20 11:56:53,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:56:53,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:56:53,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:56:53,285 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:56:53,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-20 11:56:54,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:54,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 1999 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 11:56:54,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:56:54,156 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2022-11-20 11:56:54,157 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 11:56:54,157 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [68250223] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:56:54,157 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 11:56:54,157 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-11-20 11:56:54,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758741199] [2022-11-20 11:56:54,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:56:54,159 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:56:54,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:56:54,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:56:54,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-20 11:56:54,160 INFO L87 Difference]: Start difference. First operand 733 states and 997 transitions. Second operand has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-20 11:56:54,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:56:54,233 INFO L93 Difference]: Finished difference Result 1444 states and 1972 transitions. [2022-11-20 11:56:54,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:56:54,234 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 183 [2022-11-20 11:56:54,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:56:54,240 INFO L225 Difference]: With dead ends: 1444 [2022-11-20 11:56:54,240 INFO L226 Difference]: Without dead ends: 743 [2022-11-20 11:56:54,244 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-20 11:56:54,245 INFO L413 NwaCegarLoop]: 621 mSDtfsCounter, 9 mSDsluCounter, 615 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 1236 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 [2022-11-20 11:56:54,246 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 1236 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 11:56:54,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 743 states. [2022-11-20 11:56:54,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 743 to 735. [2022-11-20 11:56:54,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 735 states, 532 states have (on average 1.3157894736842106) internal successors, (700), 537 states have internal predecessors, (700), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2022-11-20 11:56:54,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 735 states and 999 transitions. [2022-11-20 11:56:54,292 INFO L78 Accepts]: Start accepts. Automaton has 735 states and 999 transitions. Word has length 183 [2022-11-20 11:56:54,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:56:54,293 INFO L495 AbstractCegarLoop]: Abstraction has 735 states and 999 transitions. [2022-11-20 11:56:54,293 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-20 11:56:54,294 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 999 transitions. [2022-11-20 11:56:54,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-11-20 11:56:54,299 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:56:54,299 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:56:54,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-20 11:56:54,509 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:56:54,510 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:56:54,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:56:54,510 INFO L85 PathProgramCache]: Analyzing trace with hash 2030197112, now seen corresponding path program 1 times [2022-11-20 11:56:54,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:56:54,511 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200583970] [2022-11-20 11:56:54,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:56:54,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:56:54,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:54,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 11:56:54,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:54,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-20 11:56:54,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:54,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-20 11:56:54,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:54,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-20 11:56:54,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:54,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-11-20 11:56:54,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:54,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-11-20 11:56:54,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:54,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-20 11:56:54,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:54,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-20 11:56:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:54,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-20 11:56:54,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:55,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:55,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:55,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:55,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:55,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-20 11:56:55,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:55,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-20 11:56:55,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:55,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-20 11:56:55,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:55,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:55,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:55,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:55,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:55,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-20 11:56:55,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:55,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:55,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:55,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-20 11:56:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:55,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:55,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:55,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-20 11:56:55,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:55,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:55,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:55,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-20 11:56:55,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:55,209 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2022-11-20 11:56:55,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:56:55,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200583970] [2022-11-20 11:56:55,210 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200583970] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:56:55,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1542265925] [2022-11-20 11:56:55,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:56:55,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:56:55,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:56:55,212 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:56:55,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-20 11:56:55,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:55,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 2010 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 11:56:55,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:56:56,048 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-11-20 11:56:56,060 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 11:56:56,060 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1542265925] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:56:56,060 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 11:56:56,061 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-11-20 11:56:56,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204244027] [2022-11-20 11:56:56,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:56:56,062 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:56:56,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:56:56,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:56:56,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-20 11:56:56,063 INFO L87 Difference]: Start difference. First operand 735 states and 999 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-20 11:56:56,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:56:56,141 INFO L93 Difference]: Finished difference Result 1624 states and 2242 transitions. [2022-11-20 11:56:56,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:56:56,143 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 187 [2022-11-20 11:56:56,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:56:56,149 INFO L225 Difference]: With dead ends: 1624 [2022-11-20 11:56:56,150 INFO L226 Difference]: Without dead ends: 921 [2022-11-20 11:56:56,153 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 230 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-20 11:56:56,155 INFO L413 NwaCegarLoop]: 688 mSDtfsCounter, 175 mSDsluCounter, 612 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 197 SdHoareTripleChecker+Valid, 1300 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 [2022-11-20 11:56:56,155 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [197 Valid, 1300 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 11:56:56,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 921 states. [2022-11-20 11:56:56,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 921 to 761. [2022-11-20 11:56:56,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 761 states, 552 states have (on average 1.318840579710145) internal successors, (728), 557 states have internal predecessors, (728), 152 states have call successors, (152), 55 states have call predecessors, (152), 56 states have return successors, (159), 153 states have call predecessors, (159), 151 states have call successors, (159) [2022-11-20 11:56:56,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 761 states and 1039 transitions. [2022-11-20 11:56:56,217 INFO L78 Accepts]: Start accepts. Automaton has 761 states and 1039 transitions. Word has length 187 [2022-11-20 11:56:56,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:56:56,219 INFO L495 AbstractCegarLoop]: Abstraction has 761 states and 1039 transitions. [2022-11-20 11:56:56,219 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-20 11:56:56,219 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1039 transitions. [2022-11-20 11:56:56,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-11-20 11:56:56,226 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:56:56,226 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:56:56,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-20 11:56:56,437 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:56:56,437 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 11:56:56,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:56:56,438 INFO L85 PathProgramCache]: Analyzing trace with hash -1901303686, now seen corresponding path program 1 times [2022-11-20 11:56:56,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:56:56,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141034021] [2022-11-20 11:56:56,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:56:56,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:56:56,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:56,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 11:56:56,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:56,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-20 11:56:56,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:56,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-20 11:56:56,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:56,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-20 11:56:56,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:56,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-11-20 11:56:56,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:56,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-11-20 11:56:56,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:56,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-20 11:56:56,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:56,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-20 11:56:56,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:56,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-11-20 11:56:56,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:56,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:56,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:57,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:57,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:57,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-20 11:56:57,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:57,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-20 11:56:57,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:57,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-20 11:56:57,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:57,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:57,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:57,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:57,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:57,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-20 11:56:57,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:57,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:57,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:57,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-20 11:56:57,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:57,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:57,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:57,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-20 11:56:57,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:57,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 11:56:57,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:57,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-20 11:56:57,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:57,118 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2022-11-20 11:56:57,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:56:57,119 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141034021] [2022-11-20 11:56:57,119 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1141034021] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:56:57,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [902367190] [2022-11-20 11:56:57,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:56:57,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:56:57,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:56:57,122 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:56:57,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-20 11:56:58,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:56:58,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 2011 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 11:56:58,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:56:58,542 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-11-20 11:56:58,542 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 11:56:58,543 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [902367190] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:56:58,543 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 11:56:58,543 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2022-11-20 11:56:58,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852143933] [2022-11-20 11:56:58,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:56:58,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:56:58,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:56:58,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:56:58,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-20 11:56:58,545 INFO L87 Difference]: Start difference. First operand 761 states and 1039 transitions. Second operand has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 2 states have internal predecessors, (112), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2022-11-20 11:56:58,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:56:58,585 INFO L93 Difference]: Finished difference Result 761 states and 1039 transitions. [2022-11-20 11:56:58,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:56:58,586 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 2 states have internal predecessors, (112), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 187 [2022-11-20 11:56:58,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:56:58,588 INFO L225 Difference]: With dead ends: 761 [2022-11-20 11:56:58,588 INFO L226 Difference]: Without dead ends: 0 [2022-11-20 11:56:58,591 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 230 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-20 11:56:58,593 INFO L413 NwaCegarLoop]: 622 mSDtfsCounter, 471 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 471 SdHoareTripleChecker+Valid, 622 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 [2022-11-20 11:56:58,593 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [471 Valid, 622 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 11:56:58,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-20 11:56:58,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-20 11:56:58,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:56:58,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-20 11:56:58,595 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 187 [2022-11-20 11:56:58,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:56:58,596 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 11:56:58,596 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 2 states have internal predecessors, (112), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2022-11-20 11:56:58,596 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-20 11:56:58,597 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 11:56:58,600 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-20 11:56:58,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-20 11:56:58,811 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2022-11-20 11:56:58,813 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-20 11:57:00,936 INFO L902 garLoopResultBuilder]: At program point L4467(lines 4466 4468) the Hoare annotation is: true [2022-11-20 11:57:00,937 INFO L899 garLoopResultBuilder]: For program point copy_from_userFINAL(lines 3356 3379) no Hoare annotation was computed. [2022-11-20 11:57:00,937 INFO L902 garLoopResultBuilder]: At program point L3372(line 3372) the Hoare annotation is: true [2022-11-20 11:57:00,937 INFO L902 garLoopResultBuilder]: At program point L3370(line 3370) the Hoare annotation is: true [2022-11-20 11:57:00,937 INFO L899 garLoopResultBuilder]: For program point L3371(lines 3371 3375) no Hoare annotation was computed. [2022-11-20 11:57:00,937 INFO L899 garLoopResultBuilder]: For program point L3372-1(line 3372) no Hoare annotation was computed. [2022-11-20 11:57:00,937 INFO L902 garLoopResultBuilder]: At program point L3368(line 3368) the Hoare annotation is: true [2022-11-20 11:57:00,937 INFO L899 garLoopResultBuilder]: For program point L3370-1(line 3370) no Hoare annotation was computed. [2022-11-20 11:57:00,937 INFO L899 garLoopResultBuilder]: For program point L3371-2(lines 3367 3376) no Hoare annotation was computed. [2022-11-20 11:57:00,938 INFO L902 garLoopResultBuilder]: At program point copy_from_userENTRY(lines 3356 3379) the Hoare annotation is: true [2022-11-20 11:57:00,938 INFO L899 garLoopResultBuilder]: For program point L3366(line 3366) no Hoare annotation was computed. [2022-11-20 11:57:00,938 INFO L899 garLoopResultBuilder]: For program point L3367(lines 3367 3376) no Hoare annotation was computed. [2022-11-20 11:57:00,938 INFO L899 garLoopResultBuilder]: For program point L3368-1(line 3368) no Hoare annotation was computed. [2022-11-20 11:57:00,938 INFO L902 garLoopResultBuilder]: At program point L3365-1(line 3365) the Hoare annotation is: true [2022-11-20 11:57:00,938 INFO L902 garLoopResultBuilder]: At program point L3365(line 3365) the Hoare annotation is: true [2022-11-20 11:57:00,939 INFO L899 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 3356 3379) no Hoare annotation was computed. [2022-11-20 11:57:00,939 INFO L902 garLoopResultBuilder]: At program point pi_releaseENTRY(lines 4538 4540) the Hoare annotation is: true [2022-11-20 11:57:00,939 INFO L899 garLoopResultBuilder]: For program point pi_releaseFINAL(lines 4538 4540) no Hoare annotation was computed. [2022-11-20 11:57:00,939 INFO L899 garLoopResultBuilder]: For program point pi_releaseEXIT(lines 4538 4540) no Hoare annotation was computed. [2022-11-20 11:57:00,939 INFO L899 garLoopResultBuilder]: For program point pi_initEXIT(lines 4528 4530) no Hoare annotation was computed. [2022-11-20 11:57:00,939 INFO L902 garLoopResultBuilder]: At program point pi_initENTRY(lines 4528 4530) the Hoare annotation is: true [2022-11-20 11:57:00,940 INFO L899 garLoopResultBuilder]: For program point pi_initFINAL(lines 4528 4530) no Hoare annotation was computed. [2022-11-20 11:57:00,940 INFO L902 garLoopResultBuilder]: At program point L4545(lines 4544 4546) the Hoare annotation is: true [2022-11-20 11:57:00,940 INFO L899 garLoopResultBuilder]: For program point write_regFINAL(lines 3477 3483) no Hoare annotation was computed. [2022-11-20 11:57:00,940 INFO L902 garLoopResultBuilder]: At program point write_regENTRY(lines 3477 3483) the Hoare annotation is: true [2022-11-20 11:57:00,940 INFO L899 garLoopResultBuilder]: For program point write_regEXIT(lines 3477 3483) no Hoare annotation was computed. [2022-11-20 11:57:00,940 INFO L899 garLoopResultBuilder]: For program point pg_sleepEXIT(lines 3490 3496) no Hoare annotation was computed. [2022-11-20 11:57:00,940 INFO L902 garLoopResultBuilder]: At program point L4553(lines 4552 4554) the Hoare annotation is: true [2022-11-20 11:57:00,940 INFO L902 garLoopResultBuilder]: At program point pg_sleepENTRY(lines 3490 3496) the Hoare annotation is: true [2022-11-20 11:57:00,941 INFO L899 garLoopResultBuilder]: For program point pg_sleepFINAL(lines 3490 3496) no Hoare annotation was computed. [2022-11-20 11:57:00,941 INFO L902 garLoopResultBuilder]: At program point pi_read_regrENTRY(lines 4535 4537) the Hoare annotation is: true [2022-11-20 11:57:00,941 INFO L899 garLoopResultBuilder]: For program point pi_read_regrFINAL(lines 4535 4537) no Hoare annotation was computed. [2022-11-20 11:57:00,941 INFO L899 garLoopResultBuilder]: For program point pi_read_regrEXIT(lines 4535 4537) no Hoare annotation was computed. [2022-11-20 11:57:00,941 INFO L902 garLoopResultBuilder]: At program point might_faultFINAL(lines 4508 4510) the Hoare annotation is: true [2022-11-20 11:57:00,941 INFO L899 garLoopResultBuilder]: For program point might_faultEXIT(lines 4508 4510) no Hoare annotation was computed. [2022-11-20 11:57:00,941 INFO L902 garLoopResultBuilder]: At program point pi_disconnectENTRY(lines 4524 4526) the Hoare annotation is: true [2022-11-20 11:57:00,941 INFO L899 garLoopResultBuilder]: For program point pi_disconnectFINAL(lines 4524 4526) no Hoare annotation was computed. [2022-11-20 11:57:00,942 INFO L899 garLoopResultBuilder]: For program point pi_disconnectEXIT(lines 4524 4526) no Hoare annotation was computed. [2022-11-20 11:57:00,942 INFO L899 garLoopResultBuilder]: For program point pg_probeEXIT(lines 3799 3832) no Hoare annotation was computed. [2022-11-20 11:57:00,942 INFO L899 garLoopResultBuilder]: For program point L3824(lines 3824 3828) no Hoare annotation was computed. [2022-11-20 11:57:00,942 INFO L899 garLoopResultBuilder]: For program point L3818(lines 3818 3821) no Hoare annotation was computed. [2022-11-20 11:57:00,942 INFO L902 garLoopResultBuilder]: At program point L3812(line 3812) the Hoare annotation is: true [2022-11-20 11:57:00,942 INFO L899 garLoopResultBuilder]: For program point L3810(line 3810) no Hoare annotation was computed. [2022-11-20 11:57:00,942 INFO L899 garLoopResultBuilder]: For program point L3812-1(line 3812) no Hoare annotation was computed. [2022-11-20 11:57:00,942 INFO L899 garLoopResultBuilder]: For program point pg_probeFINAL(lines 3799 3832) no Hoare annotation was computed. [2022-11-20 11:57:00,942 INFO L899 garLoopResultBuilder]: For program point L3806(lines 3806 3829) no Hoare annotation was computed. [2022-11-20 11:57:00,943 INFO L899 garLoopResultBuilder]: For program point L3806-2(lines 3806 3829) no Hoare annotation was computed. [2022-11-20 11:57:00,960 INFO L895 garLoopResultBuilder]: At program point pg_probeENTRY(lines 3799 3832) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2022-11-20 11:57:00,961 INFO L899 garLoopResultBuilder]: For program point L3825-1(line 3825) no Hoare annotation was computed. [2022-11-20 11:57:00,961 INFO L902 garLoopResultBuilder]: At program point L3825(line 3825) the Hoare annotation is: true [2022-11-20 11:57:00,961 INFO L899 garLoopResultBuilder]: For program point L3823-1(line 3823) no Hoare annotation was computed. [2022-11-20 11:57:00,961 INFO L895 garLoopResultBuilder]: At program point L3823(line 3823) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2022-11-20 11:57:00,962 INFO L902 garLoopResultBuilder]: At program point L3819(lines 3806 3822) the Hoare annotation is: true [2022-11-20 11:57:00,962 INFO L902 garLoopResultBuilder]: At program point L3817(lines 3806 3822) the Hoare annotation is: true [2022-11-20 11:57:00,962 INFO L899 garLoopResultBuilder]: For program point L3811(lines 3811 3815) no Hoare annotation was computed. [2022-11-20 11:57:00,962 INFO L899 garLoopResultBuilder]: For program point L3465-1(line 3465) no Hoare annotation was computed. [2022-11-20 11:57:00,962 INFO L902 garLoopResultBuilder]: At program point L3465(line 3465) the Hoare annotation is: true [2022-11-20 11:57:00,963 INFO L899 garLoopResultBuilder]: For program point status_regEXIT(lines 3461 3468) no Hoare annotation was computed. [2022-11-20 11:57:00,963 INFO L902 garLoopResultBuilder]: At program point status_regENTRY(lines 3461 3468) the Hoare annotation is: true [2022-11-20 11:57:00,963 INFO L899 garLoopResultBuilder]: For program point status_regFINAL(lines 3461 3468) no Hoare annotation was computed. [2022-11-20 11:57:00,963 INFO L899 garLoopResultBuilder]: For program point L3615(line 3615) no Hoare annotation was computed. [2022-11-20 11:57:00,964 INFO L899 garLoopResultBuilder]: For program point L3615-2(line 3615) no Hoare annotation was computed. [2022-11-20 11:57:00,964 INFO L899 garLoopResultBuilder]: For program point L3615-4(line 3615) no Hoare annotation was computed. [2022-11-20 11:57:00,964 INFO L902 garLoopResultBuilder]: At program point L3640(line 3640) the Hoare annotation is: true [2022-11-20 11:57:00,965 INFO L899 garLoopResultBuilder]: For program point L3640-1(line 3640) no Hoare annotation was computed. [2022-11-20 11:57:00,966 INFO L899 garLoopResultBuilder]: For program point L3636(lines 3636 3639) no Hoare annotation was computed. [2022-11-20 11:57:00,966 INFO L902 garLoopResultBuilder]: At program point L4532(lines 4531 4533) the Hoare annotation is: true [2022-11-20 11:57:00,966 INFO L902 garLoopResultBuilder]: At program point L3616(line 3616) the Hoare annotation is: true [2022-11-20 11:57:00,966 INFO L899 garLoopResultBuilder]: For program point L3616-1(line 3616) no Hoare annotation was computed. [2022-11-20 11:57:00,966 INFO L899 garLoopResultBuilder]: For program point L3612(line 3612) no Hoare annotation was computed. [2022-11-20 11:57:00,967 INFO L895 garLoopResultBuilder]: At program point L3608(line 3608) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2022-11-20 11:57:00,967 INFO L899 garLoopResultBuilder]: For program point L3608-1(line 3608) no Hoare annotation was computed. [2022-11-20 11:57:00,967 INFO L902 garLoopResultBuilder]: At program point L3637(lines 3607 3642) the Hoare annotation is: true [2022-11-20 11:57:00,967 INFO L899 garLoopResultBuilder]: For program point L3633-1(line 3633) no Hoare annotation was computed. [2022-11-20 11:57:00,968 INFO L902 garLoopResultBuilder]: At program point L3633(line 3633) the Hoare annotation is: true [2022-11-20 11:57:00,968 INFO L899 garLoopResultBuilder]: For program point L3617(line 3617) no Hoare annotation was computed. [2022-11-20 11:57:00,968 INFO L899 garLoopResultBuilder]: For program point L3617-2(line 3617) no Hoare annotation was computed. [2022-11-20 11:57:00,968 INFO L899 garLoopResultBuilder]: For program point L3613-1(line 3613) no Hoare annotation was computed. [2022-11-20 11:57:00,968 INFO L902 garLoopResultBuilder]: At program point L3613(line 3613) the Hoare annotation is: true [2022-11-20 11:57:00,969 INFO L899 garLoopResultBuilder]: For program point L3617-4(line 3617) no Hoare annotation was computed. [2022-11-20 11:57:00,969 INFO L902 garLoopResultBuilder]: At program point L3634(lines 3607 3642) the Hoare annotation is: true [2022-11-20 11:57:00,969 INFO L899 garLoopResultBuilder]: For program point pg_completionFINAL(lines 3597 3643) no Hoare annotation was computed. [2022-11-20 11:57:00,969 INFO L899 garLoopResultBuilder]: For program point L3626-1(lines 3626 3630) no Hoare annotation was computed. [2022-11-20 11:57:00,969 INFO L899 garLoopResultBuilder]: For program point L3622-1(lines 3607 3642) no Hoare annotation was computed. [2022-11-20 11:57:00,970 INFO L899 garLoopResultBuilder]: For program point L3618(lines 3618 3621) no Hoare annotation was computed. [2022-11-20 11:57:00,970 INFO L899 garLoopResultBuilder]: For program point L3618-2(lines 3607 3642) no Hoare annotation was computed. [2022-11-20 11:57:00,970 INFO L899 garLoopResultBuilder]: For program point L3635(line 3635) no Hoare annotation was computed. [2022-11-20 11:57:00,970 INFO L899 garLoopResultBuilder]: For program point pg_completionEXIT(lines 3597 3643) no Hoare annotation was computed. [2022-11-20 11:57:00,970 INFO L895 garLoopResultBuilder]: At program point pg_completionENTRY(lines 3597 3643) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2022-11-20 11:57:00,971 INFO L899 garLoopResultBuilder]: For program point L3619-1(line 3619) no Hoare annotation was computed. [2022-11-20 11:57:00,971 INFO L902 garLoopResultBuilder]: At program point L3619(line 3619) the Hoare annotation is: true [2022-11-20 11:57:00,971 INFO L899 garLoopResultBuilder]: For program point DRIVEFINAL(lines 3484 3489) no Hoare annotation was computed. [2022-11-20 11:57:00,971 INFO L899 garLoopResultBuilder]: For program point DRIVEEXIT(lines 3484 3489) no Hoare annotation was computed. [2022-11-20 11:57:00,971 INFO L902 garLoopResultBuilder]: At program point DRIVEENTRY(lines 3484 3489) the Hoare annotation is: true [2022-11-20 11:57:00,972 INFO L902 garLoopResultBuilder]: At program point L3392(line 3392) the Hoare annotation is: true [2022-11-20 11:57:00,975 INFO L899 garLoopResultBuilder]: For program point L3394-1(line 3394) no Hoare annotation was computed. [2022-11-20 11:57:00,975 INFO L899 garLoopResultBuilder]: For program point L3395-2(lines 3391 3400) no Hoare annotation was computed. [2022-11-20 11:57:00,975 INFO L899 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 3380 3403) no Hoare annotation was computed. [2022-11-20 11:57:00,976 INFO L902 garLoopResultBuilder]: At program point copy_to_userENTRY(lines 3380 3403) the Hoare annotation is: true [2022-11-20 11:57:00,976 INFO L899 garLoopResultBuilder]: For program point L3390(line 3390) no Hoare annotation was computed. [2022-11-20 11:57:00,976 INFO L899 garLoopResultBuilder]: For program point L3391(lines 3391 3400) no Hoare annotation was computed. [2022-11-20 11:57:00,976 INFO L899 garLoopResultBuilder]: For program point L3392-1(line 3392) no Hoare annotation was computed. [2022-11-20 11:57:00,976 INFO L902 garLoopResultBuilder]: At program point L3389-1(line 3389) the Hoare annotation is: true [2022-11-20 11:57:00,977 INFO L902 garLoopResultBuilder]: At program point L3389(line 3389) the Hoare annotation is: true [2022-11-20 11:57:00,977 INFO L899 garLoopResultBuilder]: For program point copy_to_userFINAL(lines 3380 3403) no Hoare annotation was computed. [2022-11-20 11:57:00,977 INFO L902 garLoopResultBuilder]: At program point L4470(lines 4469 4471) the Hoare annotation is: true [2022-11-20 11:57:00,977 INFO L902 garLoopResultBuilder]: At program point L3396(line 3396) the Hoare annotation is: true [2022-11-20 11:57:00,977 INFO L902 garLoopResultBuilder]: At program point L3394(line 3394) the Hoare annotation is: true [2022-11-20 11:57:00,978 INFO L899 garLoopResultBuilder]: For program point L3395(lines 3395 3399) no Hoare annotation was computed. [2022-11-20 11:57:00,978 INFO L899 garLoopResultBuilder]: For program point L3396-1(line 3396) no Hoare annotation was computed. [2022-11-20 11:57:00,978 INFO L899 garLoopResultBuilder]: For program point L3520(lines 3520 3523) no Hoare annotation was computed. [2022-11-20 11:57:00,978 INFO L899 garLoopResultBuilder]: For program point pg_waitFINAL(lines 3497 3544) no Hoare annotation was computed. [2022-11-20 11:57:00,978 INFO L902 garLoopResultBuilder]: At program point L3516(line 3516) the Hoare annotation is: true [2022-11-20 11:57:00,979 INFO L902 garLoopResultBuilder]: At program point L3516-1(lines 3506 3543) the Hoare annotation is: true [2022-11-20 11:57:00,979 INFO L899 garLoopResultBuilder]: For program point L3529(lines 3529 3533) no Hoare annotation was computed. [2022-11-20 11:57:00,979 INFO L895 garLoopResultBuilder]: At program point pg_waitENTRY(lines 3497 3544) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2022-11-20 11:57:00,979 INFO L899 garLoopResultBuilder]: For program point L3529-2(lines 3525 3540) no Hoare annotation was computed. [2022-11-20 11:57:00,980 INFO L899 garLoopResultBuilder]: For program point L3525(lines 3525 3541) no Hoare annotation was computed. [2022-11-20 11:57:00,980 INFO L902 garLoopResultBuilder]: At program point L3521(lines 3506 3543) the Hoare annotation is: true [2022-11-20 11:57:00,980 INFO L899 garLoopResultBuilder]: For program point L3513(lines 3513 3517) no Hoare annotation was computed. [2022-11-20 11:57:00,980 INFO L899 garLoopResultBuilder]: For program point L3534-1(lines 3534 3537) no Hoare annotation was computed. [2022-11-20 11:57:00,980 INFO L902 garLoopResultBuilder]: At program point L3526(line 3526) the Hoare annotation is: true [2022-11-20 11:57:00,981 INFO L899 garLoopResultBuilder]: For program point L3526-1(line 3526) no Hoare annotation was computed. [2022-11-20 11:57:00,981 INFO L902 garLoopResultBuilder]: At program point L4464(lines 4463 4465) the Hoare annotation is: true [2022-11-20 11:57:00,981 INFO L899 garLoopResultBuilder]: For program point L3535(line 3535) no Hoare annotation was computed. [2022-11-20 11:57:00,981 INFO L899 garLoopResultBuilder]: For program point L3535-2(line 3535) no Hoare annotation was computed. [2022-11-20 11:57:00,981 INFO L899 garLoopResultBuilder]: For program point L3535-4(line 3535) no Hoare annotation was computed. [2022-11-20 11:57:00,982 INFO L899 garLoopResultBuilder]: For program point L3527-1(line 3527) no Hoare annotation was computed. [2022-11-20 11:57:00,982 INFO L902 garLoopResultBuilder]: At program point L3527(line 3527) the Hoare annotation is: true [2022-11-20 11:57:00,982 INFO L899 garLoopResultBuilder]: For program point pg_waitEXIT(lines 3497 3544) no Hoare annotation was computed. [2022-11-20 11:57:00,982 INFO L899 garLoopResultBuilder]: For program point L3519(line 3519) no Hoare annotation was computed. [2022-11-20 11:57:00,982 INFO L902 garLoopResultBuilder]: At program point L3528(line 3528) the Hoare annotation is: true [2022-11-20 11:57:00,983 INFO L899 garLoopResultBuilder]: For program point L3528-1(line 3528) no Hoare annotation was computed. [2022-11-20 11:57:00,983 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 3267 3273) no Hoare annotation was computed. [2022-11-20 11:57:00,983 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 3267 3273) the Hoare annotation is: true [2022-11-20 11:57:00,983 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3271) no Hoare annotation was computed. [2022-11-20 11:57:00,984 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 3267 3273) no Hoare annotation was computed. [2022-11-20 11:57:00,984 INFO L899 garLoopResultBuilder]: For program point pg_writeEXIT(lines 3955 4029) no Hoare annotation was computed. [2022-11-20 11:57:00,984 INFO L899 garLoopResultBuilder]: For program point L4012(lines 4012 4019) no Hoare annotation was computed. [2022-11-20 11:57:00,984 INFO L899 garLoopResultBuilder]: For program point L3975-1(line 3975) no Hoare annotation was computed. [2022-11-20 11:57:00,984 INFO L895 garLoopResultBuilder]: At program point L3975(line 3975) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2022-11-20 11:57:00,985 INFO L899 garLoopResultBuilder]: For program point L3971(lines 3971 3974) no Hoare annotation was computed. [2022-11-20 11:57:00,985 INFO L899 garLoopResultBuilder]: For program point pg_writeFINAL(lines 3955 4029) no Hoare annotation was computed. [2022-11-20 11:57:00,985 INFO L899 garLoopResultBuilder]: For program point L3967(lines 3967 3970) no Hoare annotation was computed. [2022-11-20 11:57:00,985 INFO L899 garLoopResultBuilder]: For program point L3992(lines 3992 4004) no Hoare annotation was computed. [2022-11-20 11:57:00,985 INFO L899 garLoopResultBuilder]: For program point L3988(lines 3988 3991) no Hoare annotation was computed. [2022-11-20 11:57:00,986 INFO L899 garLoopResultBuilder]: For program point L4021-1(lines 4021 4022) no Hoare annotation was computed. [2022-11-20 11:57:00,986 INFO L902 garLoopResultBuilder]: At program point L4021(lines 4021 4022) the Hoare annotation is: true [2022-11-20 11:57:00,986 INFO L895 garLoopResultBuilder]: At program point pg_writeENTRY(lines 3955 4029) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2022-11-20 11:57:00,986 INFO L899 garLoopResultBuilder]: For program point L3984(line 3984) no Hoare annotation was computed. [2022-11-20 11:57:00,986 INFO L899 garLoopResultBuilder]: For program point L3984-2(lines 3984 3987) no Hoare annotation was computed. [2022-11-20 11:57:00,987 INFO L899 garLoopResultBuilder]: For program point L3980(lines 3980 3983) no Hoare annotation was computed. [2022-11-20 11:57:00,987 INFO L899 garLoopResultBuilder]: For program point L4013(lines 4013 4016) no Hoare annotation was computed. [2022-11-20 11:57:00,987 INFO L899 garLoopResultBuilder]: For program point L3976(lines 3976 3979) no Hoare annotation was computed. [2022-11-20 11:57:00,987 INFO L899 garLoopResultBuilder]: For program point L4005(lines 4005 4008) no Hoare annotation was computed. [2022-11-20 11:57:00,987 INFO L899 garLoopResultBuilder]: For program point L3997-1(line 3997) no Hoare annotation was computed. [2022-11-20 11:57:00,988 INFO L895 garLoopResultBuilder]: At program point L3997(line 3997) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2022-11-20 11:57:00,988 INFO L899 garLoopResultBuilder]: For program point L3993(lines 3993 3996) no Hoare annotation was computed. [2022-11-20 11:57:00,988 INFO L899 garLoopResultBuilder]: For program point L3998(lines 3998 4001) no Hoare annotation was computed. [2022-11-20 11:57:00,988 INFO L899 garLoopResultBuilder]: For program point L4023(lines 4023 4026) no Hoare annotation was computed. [2022-11-20 11:57:00,988 INFO L899 garLoopResultBuilder]: For program point L4011-1(line 4011) no Hoare annotation was computed. [2022-11-20 11:57:00,989 INFO L902 garLoopResultBuilder]: At program point L4011(line 4011) the Hoare annotation is: true [2022-11-20 11:57:00,989 INFO L902 garLoopResultBuilder]: At program point pi_connectENTRY(lines 4521 4523) the Hoare annotation is: true [2022-11-20 11:57:00,989 INFO L899 garLoopResultBuilder]: For program point pi_connectEXIT(lines 4521 4523) no Hoare annotation was computed. [2022-11-20 11:57:00,989 INFO L899 garLoopResultBuilder]: For program point pi_connectFINAL(lines 4521 4523) no Hoare annotation was computed. [2022-11-20 11:57:00,989 INFO L899 garLoopResultBuilder]: For program point _copy_to_userEXIT(lines 4484 4486) no Hoare annotation was computed. [2022-11-20 11:57:00,990 INFO L902 garLoopResultBuilder]: At program point _copy_to_userENTRY(lines 4484 4486) the Hoare annotation is: true [2022-11-20 11:57:00,990 INFO L899 garLoopResultBuilder]: For program point _copy_to_userFINAL(lines 4484 4486) no Hoare annotation was computed. [2022-11-20 11:57:00,990 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 3274 3280) no Hoare annotation was computed. [2022-11-20 11:57:00,990 INFO L902 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 3274 3280) the Hoare annotation is: true [2022-11-20 11:57:00,990 INFO L899 garLoopResultBuilder]: For program point L3553-1(line 3553) no Hoare annotation was computed. [2022-11-20 11:57:00,991 INFO L895 garLoopResultBuilder]: At program point L3553(line 3553) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2022-11-20 11:57:00,991 INFO L899 garLoopResultBuilder]: For program point L3576(lines 3576 3590) no Hoare annotation was computed. [2022-11-20 11:57:00,991 INFO L899 garLoopResultBuilder]: For program point L3576-2(lines 3576 3590) no Hoare annotation was computed. [2022-11-20 11:57:00,991 INFO L899 garLoopResultBuilder]: For program point pg_commandEXIT(lines 3545 3596) no Hoare annotation was computed. [2022-11-20 11:57:00,991 INFO L902 garLoopResultBuilder]: At program point L3572(lines 3552 3595) the Hoare annotation is: true [2022-11-20 11:57:00,992 INFO L899 garLoopResultBuilder]: For program point L3570(lines 3570 3574) no Hoare annotation was computed. [2022-11-20 11:57:00,992 INFO L899 garLoopResultBuilder]: For program point L3564(line 3564) no Hoare annotation was computed. [2022-11-20 11:57:00,992 INFO L895 garLoopResultBuilder]: At program point L3562(line 3562) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-11-20 11:57:00,992 INFO L899 garLoopResultBuilder]: For program point L3593-1(line 3593) no Hoare annotation was computed. [2022-11-20 11:57:00,993 INFO L902 garLoopResultBuilder]: At program point L3593(line 3593) the Hoare annotation is: true [2022-11-20 11:57:00,993 INFO L899 garLoopResultBuilder]: For program point L3556(line 3556) no Hoare annotation was computed. [2022-11-20 11:57:00,993 INFO L895 garLoopResultBuilder]: At program point L3554(line 3554) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2022-11-20 11:57:00,993 INFO L899 garLoopResultBuilder]: For program point L3554-1(line 3554) no Hoare annotation was computed. [2022-11-20 11:57:00,993 INFO L895 garLoopResultBuilder]: At program point L3585(lines 3576 3589) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-11-20 11:57:00,994 INFO L895 garLoopResultBuilder]: At program point L3583(lines 3576 3589) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-11-20 11:57:00,994 INFO L899 garLoopResultBuilder]: For program point pg_commandFINAL(lines 3545 3596) no Hoare annotation was computed. [2022-11-20 11:57:00,994 INFO L899 garLoopResultBuilder]: For program point L3575-1(line 3575) no Hoare annotation was computed. [2022-11-20 11:57:00,994 INFO L895 garLoopResultBuilder]: At program point L3575(line 3575) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-11-20 11:57:00,994 INFO L899 garLoopResultBuilder]: For program point L3569-1(line 3569) no Hoare annotation was computed. [2022-11-20 11:57:00,995 INFO L895 garLoopResultBuilder]: At program point L3569(line 3569) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-11-20 11:57:00,995 INFO L899 garLoopResultBuilder]: For program point L3565(lines 3565 3568) no Hoare annotation was computed. [2022-11-20 11:57:00,995 INFO L895 garLoopResultBuilder]: At program point pg_commandENTRY(lines 3545 3596) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2022-11-20 11:57:00,995 INFO L895 garLoopResultBuilder]: At program point L3563(line 3563) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-11-20 11:57:00,996 INFO L895 garLoopResultBuilder]: At program point L3561-1(line 3561) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-11-20 11:57:00,996 INFO L895 garLoopResultBuilder]: At program point L3561(line 3561) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2022-11-20 11:57:00,996 INFO L899 garLoopResultBuilder]: For program point L3557(lines 3557 3560) no Hoare annotation was computed. [2022-11-20 11:57:00,996 INFO L895 garLoopResultBuilder]: At program point L3555-1(line 3555) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2022-11-20 11:57:00,997 INFO L895 garLoopResultBuilder]: At program point L3555(line 3555) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2022-11-20 11:57:00,997 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectFINAL(lines 3281 3286) no Hoare annotation was computed. [2022-11-20 11:57:00,997 INFO L902 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 3281 3286) the Hoare annotation is: true [2022-11-20 11:57:00,997 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 3281 3286) no Hoare annotation was computed. [2022-11-20 11:57:00,997 INFO L902 garLoopResultBuilder]: At program point clear_bitENTRY(lines 3149 3155) the Hoare annotation is: true [2022-11-20 11:57:00,998 INFO L899 garLoopResultBuilder]: For program point clear_bitFINAL(lines 3149 3155) no Hoare annotation was computed. [2022-11-20 11:57:00,998 INFO L899 garLoopResultBuilder]: For program point clear_bitEXIT(lines 3149 3155) no Hoare annotation was computed. [2022-11-20 11:57:00,998 INFO L899 garLoopResultBuilder]: For program point L3473-1(line 3473) no Hoare annotation was computed. [2022-11-20 11:57:00,998 INFO L902 garLoopResultBuilder]: At program point L3473(line 3473) the Hoare annotation is: true [2022-11-20 11:57:00,998 INFO L899 garLoopResultBuilder]: For program point read_regFINAL(lines 3469 3476) no Hoare annotation was computed. [2022-11-20 11:57:00,999 INFO L899 garLoopResultBuilder]: For program point read_regEXIT(lines 3469 3476) no Hoare annotation was computed. [2022-11-20 11:57:00,999 INFO L902 garLoopResultBuilder]: At program point read_regENTRY(lines 3469 3476) the Hoare annotation is: true [2022-11-20 11:57:00,999 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 3211 3213) the Hoare annotation is: true [2022-11-20 11:57:00,999 INFO L899 garLoopResultBuilder]: For program point L3212(line 3212) no Hoare annotation was computed. [2022-11-20 11:57:00,999 INFO L899 garLoopResultBuilder]: For program point L3212-2(lines 3211 3213) no Hoare annotation was computed. [2022-11-20 11:57:01,000 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 3211 3213) no Hoare annotation was computed. [2022-11-20 11:57:01,000 INFO L899 garLoopResultBuilder]: For program point ldv_unregister_chrdev_20EXIT(lines 4390 4397) no Hoare annotation was computed. [2022-11-20 11:57:01,000 INFO L895 garLoopResultBuilder]: At program point L4477(lines 4476 4478) the Hoare annotation is: (or (not (= |old(~ldv_state_variable_1~0)| 0)) (= ~ldv_state_variable_1~0 0)) [2022-11-20 11:57:01,000 INFO L895 garLoopResultBuilder]: At program point L3339(lines 3335 3341) the Hoare annotation is: (or (not (= |old(~ldv_state_variable_1~0)| 0)) (= ~ldv_state_variable_1~0 0)) [2022-11-20 11:57:01,001 INFO L895 garLoopResultBuilder]: At program point ldv_unregister_chrdev_20ENTRY(lines 4390 4397) the Hoare annotation is: (or (not (= |old(~ldv_state_variable_1~0)| 0)) (= ~ldv_state_variable_1~0 0)) [2022-11-20 11:57:01,001 INFO L899 garLoopResultBuilder]: For program point ldv_unregister_chrdev_20FINAL(lines 4390 4397) no Hoare annotation was computed. [2022-11-20 11:57:01,001 INFO L899 garLoopResultBuilder]: For program point L3714-1(line 3714) no Hoare annotation was computed. [2022-11-20 11:57:01,001 INFO L899 garLoopResultBuilder]: For program point L3673(lines 3673 3681) no Hoare annotation was computed. [2022-11-20 11:57:01,001 INFO L902 garLoopResultBuilder]: At program point L3702(lines 3695 3712) the Hoare annotation is: true [2022-11-20 11:57:01,002 INFO L902 garLoopResultBuilder]: At program point L3669(lines 3655 3716) the Hoare annotation is: true [2022-11-20 11:57:01,002 INFO L899 garLoopResultBuilder]: For program point L3665(line 3665) no Hoare annotation was computed. [2022-11-20 11:57:01,002 INFO L899 garLoopResultBuilder]: For program point L3661-1(line 3661) no Hoare annotation was computed. [2022-11-20 11:57:01,002 INFO L902 garLoopResultBuilder]: At program point L3661(line 3661) the Hoare annotation is: true [2022-11-20 11:57:01,002 INFO L902 garLoopResultBuilder]: At program point L3690(lines 3655 3716) the Hoare annotation is: true [2022-11-20 11:57:01,003 INFO L899 garLoopResultBuilder]: For program point L3686(line 3686) no Hoare annotation was computed. [2022-11-20 11:57:01,003 INFO L902 garLoopResultBuilder]: At program point L3682(lines 3655 3716) the Hoare annotation is: true [2022-11-20 11:57:01,003 INFO L902 garLoopResultBuilder]: At program point L3674(line 3674) the Hoare annotation is: true [2022-11-20 11:57:01,003 INFO L899 garLoopResultBuilder]: For program point L3707(lines 3707 3710) no Hoare annotation was computed. [2022-11-20 11:57:01,003 INFO L899 garLoopResultBuilder]: For program point L3674-1(line 3674) no Hoare annotation was computed. [2022-11-20 11:57:01,004 INFO L899 garLoopResultBuilder]: For program point L3707-2(lines 3707 3710) no Hoare annotation was computed. [2022-11-20 11:57:01,004 INFO L902 garLoopResultBuilder]: At program point L3662(line 3662) the Hoare annotation is: true [2022-11-20 11:57:01,004 INFO L899 garLoopResultBuilder]: For program point L3695(lines 3695 3713) no Hoare annotation was computed. [2022-11-20 11:57:01,004 INFO L899 garLoopResultBuilder]: For program point pg_resetFINAL(lines 3644 3717) no Hoare annotation was computed. [2022-11-20 11:57:01,005 INFO L899 garLoopResultBuilder]: For program point L3662-1(line 3662) no Hoare annotation was computed. [2022-11-20 11:57:01,005 INFO L899 garLoopResultBuilder]: For program point L3695-2(lines 3695 3713) no Hoare annotation was computed. [2022-11-20 11:57:01,005 INFO L899 garLoopResultBuilder]: For program point L3675(lines 3675 3679) no Hoare annotation was computed. [2022-11-20 11:57:01,005 INFO L902 garLoopResultBuilder]: At program point L3704(lines 3695 3712) the Hoare annotation is: true [2022-11-20 11:57:01,005 INFO L902 garLoopResultBuilder]: At program point L3663-1(line 3663) the Hoare annotation is: true [2022-11-20 11:57:01,006 INFO L902 garLoopResultBuilder]: At program point L3663(line 3663) the Hoare annotation is: true [2022-11-20 11:57:01,006 INFO L895 garLoopResultBuilder]: At program point pg_resetENTRY(lines 3644 3717) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2022-11-20 11:57:01,006 INFO L902 garLoopResultBuilder]: At program point L3688(lines 3655 3716) the Hoare annotation is: true [2022-11-20 11:57:01,006 INFO L899 garLoopResultBuilder]: For program point pg_resetEXIT(lines 3644 3717) no Hoare annotation was computed. [2022-11-20 11:57:01,006 INFO L902 garLoopResultBuilder]: At program point L3676(lines 3655 3716) the Hoare annotation is: true [2022-11-20 11:57:01,007 INFO L902 garLoopResultBuilder]: At program point L3664(line 3664) the Hoare annotation is: true [2022-11-20 11:57:01,007 INFO L902 garLoopResultBuilder]: At program point L3714(line 3714) the Hoare annotation is: true [2022-11-20 11:57:01,007 INFO L895 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 3215 3232) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-11-20 11:57:01,007 INFO L902 garLoopResultBuilder]: At program point L3228(line 3228) the Hoare annotation is: true [2022-11-20 11:57:01,008 INFO L902 garLoopResultBuilder]: At program point L3227-1(line 3227) the Hoare annotation is: true [2022-11-20 11:57:01,008 INFO L902 garLoopResultBuilder]: At program point L3227(line 3227) the Hoare annotation is: true [2022-11-20 11:57:01,008 INFO L899 garLoopResultBuilder]: For program point L3228-1(line 3228) no Hoare annotation was computed. [2022-11-20 11:57:01,008 INFO L899 garLoopResultBuilder]: For program point L3222(lines 3222 3230) no Hoare annotation was computed. [2022-11-20 11:57:01,008 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 3215 3232) no Hoare annotation was computed. [2022-11-20 11:57:01,009 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3215 3232) no Hoare annotation was computed. [2022-11-20 11:57:01,009 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-20 11:57:01,009 INFO L902 garLoopResultBuilder]: At program point L3246(line 3246) the Hoare annotation is: true [2022-11-20 11:57:01,009 INFO L902 garLoopResultBuilder]: At program point L3245-1(line 3245) the Hoare annotation is: true [2022-11-20 11:57:01,009 INFO L902 garLoopResultBuilder]: At program point L3245(line 3245) the Hoare annotation is: true [2022-11-20 11:57:01,010 INFO L899 garLoopResultBuilder]: For program point L3246-1(line 3246) no Hoare annotation was computed. [2022-11-20 11:57:01,010 INFO L899 garLoopResultBuilder]: For program point L3240(lines 3240 3248) no Hoare annotation was computed. [2022-11-20 11:57:01,010 INFO L899 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 3233 3250) no Hoare annotation was computed. [2022-11-20 11:57:01,010 INFO L895 garLoopResultBuilder]: At program point ldv_zallocENTRY(lines 3233 3250) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|))) [2022-11-20 11:57:01,011 INFO L899 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 3233 3250) no Hoare annotation was computed. [2022-11-20 11:57:01,011 INFO L899 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 4480 4482) no Hoare annotation was computed. [2022-11-20 11:57:01,011 INFO L902 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 4480 4482) the Hoare annotation is: true [2022-11-20 11:57:01,011 INFO L899 garLoopResultBuilder]: For program point _copy_from_userFINAL(lines 4480 4482) no Hoare annotation was computed. [2022-11-20 11:57:01,011 INFO L895 garLoopResultBuilder]: At program point L4165(lines 4091 4167) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,012 INFO L899 garLoopResultBuilder]: For program point L4066(lines 4066 4069) no Hoare annotation was computed. [2022-11-20 11:57:01,012 INFO L895 garLoopResultBuilder]: At program point L4199(lines 4173 4205) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2022-11-20 11:57:01,012 INFO L899 garLoopResultBuilder]: For program point L3869-1(lines 3869 3870) no Hoare annotation was computed. [2022-11-20 11:57:01,012 INFO L895 garLoopResultBuilder]: At program point L3869(lines 3869 3870) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,012 INFO L899 garLoopResultBuilder]: For program point L4299(line 4299) no Hoare annotation was computed. [2022-11-20 11:57:01,013 INFO L902 garLoopResultBuilder]: At program point L4365(lines 4223 4367) the Hoare annotation is: true [2022-11-20 11:57:01,013 INFO L899 garLoopResultBuilder]: For program point L4267(lines 4267 4360) no Hoare annotation was computed. [2022-11-20 11:57:01,013 INFO L899 garLoopResultBuilder]: For program point L4300(lines 4300 4304) no Hoare annotation was computed. [2022-11-20 11:57:01,013 INFO L895 garLoopResultBuilder]: At program point L4201(lines 4173 4205) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2022-11-20 11:57:01,013 INFO L899 garLoopResultBuilder]: For program point L3871(lines 3871 3880) no Hoare annotation was computed. [2022-11-20 11:57:01,014 INFO L895 garLoopResultBuilder]: At program point L3442(line 3442) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,014 INFO L899 garLoopResultBuilder]: For program point L3442-1(line 3442) no Hoare annotation was computed. [2022-11-20 11:57:01,014 INFO L899 garLoopResultBuilder]: For program point L4268(line 4268) no Hoare annotation was computed. [2022-11-20 11:57:01,014 INFO L899 garLoopResultBuilder]: For program point L4103(lines 4103 4107) no Hoare annotation was computed. [2022-11-20 11:57:01,014 INFO L895 garLoopResultBuilder]: At program point L3872(line 3872) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,015 INFO L899 garLoopResultBuilder]: For program point L3872-1(line 3872) no Hoare annotation was computed. [2022-11-20 11:57:01,015 INFO L902 garLoopResultBuilder]: At program point L4500(lines 4499 4501) the Hoare annotation is: true [2022-11-20 11:57:01,015 INFO L899 garLoopResultBuilder]: For program point L4269(lines 4269 4322) no Hoare annotation was computed. [2022-11-20 11:57:01,015 INFO L895 garLoopResultBuilder]: At program point L3939(lines 3906 3942) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,015 INFO L899 garLoopResultBuilder]: For program point L3873(lines 3873 3878) no Hoare annotation was computed. [2022-11-20 11:57:01,016 INFO L899 garLoopResultBuilder]: For program point L4336(line 4336) no Hoare annotation was computed. [2022-11-20 11:57:01,016 INFO L895 garLoopResultBuilder]: At program point L4138(line 4138) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,016 INFO L895 garLoopResultBuilder]: At program point L4204(lines 4168 4206) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2022-11-20 11:57:01,016 INFO L899 garLoopResultBuilder]: For program point L4138-1(line 4138) no Hoare annotation was computed. [2022-11-20 11:57:01,017 INFO L899 garLoopResultBuilder]: For program point L4403(lines 4403 4406) no Hoare annotation was computed. [2022-11-20 11:57:01,017 INFO L899 garLoopResultBuilder]: For program point L4271(lines 4271 4319) no Hoare annotation was computed. [2022-11-20 11:57:01,017 INFO L899 garLoopResultBuilder]: For program point L4337(lines 4337 4349) no Hoare annotation was computed. [2022-11-20 11:57:01,017 INFO L899 garLoopResultBuilder]: For program point L4139(lines 4139 4144) no Hoare annotation was computed. [2022-11-20 11:57:01,017 INFO L899 garLoopResultBuilder]: For program point L3908(line 3908) no Hoare annotation was computed. [2022-11-20 11:57:01,017 INFO L895 garLoopResultBuilder]: At program point L3941(lines 3898 3943) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,018 INFO L899 garLoopResultBuilder]: For program point L3908-2(line 3908) no Hoare annotation was computed. [2022-11-20 11:57:01,018 INFO L899 garLoopResultBuilder]: For program point L3908-4(line 3908) no Hoare annotation was computed. [2022-11-20 11:57:01,018 INFO L895 garLoopResultBuilder]: At program point L4503(lines 4502 4504) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-11-20 11:57:01,018 INFO L899 garLoopResultBuilder]: For program point L4272(line 4272) no Hoare annotation was computed. [2022-11-20 11:57:01,019 INFO L895 garLoopResultBuilder]: At program point L4074(line 4074) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,019 INFO L899 garLoopResultBuilder]: For program point L4074-1(line 4074) no Hoare annotation was computed. [2022-11-20 11:57:01,019 INFO L895 garLoopResultBuilder]: At program point L3447-1(line 3447) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,019 INFO L899 garLoopResultBuilder]: For program point L4339(lines 4339 4342) no Hoare annotation was computed. [2022-11-20 11:57:01,019 INFO L899 garLoopResultBuilder]: For program point L4306(line 4306) no Hoare annotation was computed. [2022-11-20 11:57:01,020 INFO L895 garLoopResultBuilder]: At program point L4405(line 4405) the Hoare annotation is: false [2022-11-20 11:57:01,020 INFO L895 garLoopResultBuilder]: At program point L4405-1(lines 4400 4409) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,020 INFO L899 garLoopResultBuilder]: For program point L4273-2(lines 4271 4319) no Hoare annotation was computed. [2022-11-20 11:57:01,020 INFO L899 garLoopResultBuilder]: For program point L4273(lines 4273 4277) no Hoare annotation was computed. [2022-11-20 11:57:01,020 INFO L899 garLoopResultBuilder]: For program point L4339-2(lines 4337 4348) no Hoare annotation was computed. [2022-11-20 11:57:01,021 INFO L899 garLoopResultBuilder]: For program point L4042(lines 4042 4045) no Hoare annotation was computed. [2022-11-20 11:57:01,021 INFO L899 garLoopResultBuilder]: For program point L4075(lines 4075 4078) no Hoare annotation was computed. [2022-11-20 11:57:01,021 INFO L899 garLoopResultBuilder]: For program point L3877-1(line 3877) no Hoare annotation was computed. [2022-11-20 11:57:01,021 INFO L895 garLoopResultBuilder]: At program point L3877(line 3877) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,021 INFO L899 garLoopResultBuilder]: For program point L3448(lines 3448 3451) no Hoare annotation was computed. [2022-11-20 11:57:01,022 INFO L899 garLoopResultBuilder]: For program point L3448-2(lines 3448 3451) no Hoare annotation was computed. [2022-11-20 11:57:01,022 INFO L899 garLoopResultBuilder]: For program point L4307(lines 4307 4315) no Hoare annotation was computed. [2022-11-20 11:57:01,022 INFO L895 garLoopResultBuilder]: At program point L4274(line 4274) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,022 INFO L899 garLoopResultBuilder]: For program point L4274-1(line 4274) no Hoare annotation was computed. [2022-11-20 11:57:01,022 INFO L895 garLoopResultBuilder]: At program point L4142(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,023 INFO L895 garLoopResultBuilder]: At program point L4374(lines 4369 4376) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,023 INFO L899 garLoopResultBuilder]: For program point L4110(lines 4110 4114) no Hoare annotation was computed. [2022-11-20 11:57:01,023 INFO L899 garLoopResultBuilder]: For program point L3912(line 3912) no Hoare annotation was computed. [2022-11-20 11:57:01,023 INFO L899 garLoopResultBuilder]: For program point L3912-2(lines 3912 3916) no Hoare annotation was computed. [2022-11-20 11:57:01,023 INFO L895 garLoopResultBuilder]: At program point L4474(lines 4473 4475) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,024 INFO L895 garLoopResultBuilder]: At program point L3318(lines 3315 3320) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,024 INFO L899 garLoopResultBuilder]: For program point L4309(lines 4309 4313) no Hoare annotation was computed. [2022-11-20 11:57:01,024 INFO L899 garLoopResultBuilder]: For program point L3847-1(lines 3843 3896) no Hoare annotation was computed. [2022-11-20 11:57:01,024 INFO L899 garLoopResultBuilder]: For program point L3847(lines 3847 3889) no Hoare annotation was computed. [2022-11-20 11:57:01,024 INFO L899 garLoopResultBuilder]: For program point L4178(lines 4178 4181) no Hoare annotation was computed. [2022-11-20 11:57:01,025 INFO L899 garLoopResultBuilder]: For program point L4178-2(lines 4178 4181) no Hoare annotation was computed. [2022-11-20 11:57:01,025 INFO L899 garLoopResultBuilder]: For program point L4046(lines 4046 4049) no Hoare annotation was computed. [2022-11-20 11:57:01,025 INFO L899 garLoopResultBuilder]: For program point L4079(lines 4079 4087) no Hoare annotation was computed. [2022-11-20 11:57:01,025 INFO L899 garLoopResultBuilder]: For program point L4079-2(lines 4079 4087) no Hoare annotation was computed. [2022-11-20 11:57:01,025 INFO L895 garLoopResultBuilder]: At program point L3848(lines 3848 3849) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2022-11-20 11:57:01,026 INFO L895 garLoopResultBuilder]: At program point L3881(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,026 INFO L899 garLoopResultBuilder]: For program point L3848-1(lines 3848 3849) no Hoare annotation was computed. [2022-11-20 11:57:01,026 INFO L895 garLoopResultBuilder]: At program point L4245(line 4245) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-11-20 11:57:01,026 INFO L899 garLoopResultBuilder]: For program point L4245-1(line 4245) no Hoare annotation was computed. [2022-11-20 11:57:01,027 INFO L895 garLoopResultBuilder]: At program point L4080(lines 4080 4081) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,027 INFO L899 garLoopResultBuilder]: For program point L4080-1(lines 4080 4081) no Hoare annotation was computed. [2022-11-20 11:57:01,027 INFO L895 garLoopResultBuilder]: At program point L3453(lines 3434 3459) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,027 INFO L895 garLoopResultBuilder]: At program point L4279(line 4279) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,027 INFO L899 garLoopResultBuilder]: For program point L4279-1(line 4279) no Hoare annotation was computed. [2022-11-20 11:57:01,028 INFO L902 garLoopResultBuilder]: At program point L4345(lines 4244 4366) the Hoare annotation is: true [2022-11-20 11:57:01,028 INFO L899 garLoopResultBuilder]: For program point L3850(lines 3850 3859) no Hoare annotation was computed. [2022-11-20 11:57:01,028 INFO L899 garLoopResultBuilder]: For program point L4082(lines 4082 4085) no Hoare annotation was computed. [2022-11-20 11:57:01,028 INFO L895 garLoopResultBuilder]: At program point L3884(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,028 INFO L899 garLoopResultBuilder]: For program point L3851-1(line 3851) no Hoare annotation was computed. [2022-11-20 11:57:01,029 INFO L895 garLoopResultBuilder]: At program point L3851(line 3851) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2022-11-20 11:57:01,029 INFO L895 garLoopResultBuilder]: At program point L4512(lines 4511 4513) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,029 INFO L895 garLoopResultBuilder]: At program point L3455(lines 3434 3459) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,029 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-20 11:57:01,029 INFO L899 garLoopResultBuilder]: For program point L3191-1(line 3191) no Hoare annotation was computed. [2022-11-20 11:57:01,030 INFO L895 garLoopResultBuilder]: At program point L3191(line 3191) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,030 INFO L899 garLoopResultBuilder]: For program point L4116(lines 4116 4134) no Hoare annotation was computed. [2022-11-20 11:57:01,030 INFO L895 garLoopResultBuilder]: At program point L3191-2(lines 3189 3192) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,030 INFO L899 garLoopResultBuilder]: For program point L4149(lines 4149 4153) no Hoare annotation was computed. [2022-11-20 11:57:01,030 INFO L899 garLoopResultBuilder]: For program point L4149-2(lines 4149 4153) no Hoare annotation was computed. [2022-11-20 11:57:01,031 INFO L899 garLoopResultBuilder]: For program point L3951-1(line 3951) no Hoare annotation was computed. [2022-11-20 11:57:01,031 INFO L899 garLoopResultBuilder]: For program point L3918(lines 3918 3922) no Hoare annotation was computed. [2022-11-20 11:57:01,031 INFO L895 garLoopResultBuilder]: At program point L3951(line 3951) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,031 INFO L899 garLoopResultBuilder]: For program point L3852(lines 3852 3857) no Hoare annotation was computed. [2022-11-20 11:57:01,031 INFO L899 garLoopResultBuilder]: For program point L4216-1(line 4216) no Hoare annotation was computed. [2022-11-20 11:57:01,032 INFO L902 garLoopResultBuilder]: At program point L4183(lines 4173 4205) the Hoare annotation is: true [2022-11-20 11:57:01,032 INFO L895 garLoopResultBuilder]: At program point L4216(line 4216) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,032 INFO L899 garLoopResultBuilder]: For program point L4051-1(line 4051) no Hoare annotation was computed. [2022-11-20 11:57:01,032 INFO L895 garLoopResultBuilder]: At program point L4051(line 4051) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,032 INFO L895 garLoopResultBuilder]: At program point L3952(lines 3944 3954) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,033 INFO L895 garLoopResultBuilder]: At program point L3886(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,033 INFO L899 garLoopResultBuilder]: For program point L4052(lines 4052 4058) no Hoare annotation was computed. [2022-11-20 11:57:01,033 INFO L899 garLoopResultBuilder]: For program point L4052-2(lines 4052 4058) no Hoare annotation was computed. [2022-11-20 11:57:01,033 INFO L895 garLoopResultBuilder]: At program point L4515(lines 4514 4516) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,033 INFO L895 garLoopResultBuilder]: At program point L3458(lines 3429 3460) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,034 INFO L895 garLoopResultBuilder]: At program point L4251(line 4251) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-11-20 11:57:01,034 INFO L899 garLoopResultBuilder]: For program point L4251-1(line 4251) no Hoare annotation was computed. [2022-11-20 11:57:01,034 INFO L895 garLoopResultBuilder]: At program point L4218(line 4218) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,035 INFO L899 garLoopResultBuilder]: For program point L4317(line 4317) no Hoare annotation was computed. [2022-11-20 11:57:01,035 INFO L899 garLoopResultBuilder]: For program point L4284(line 4284) no Hoare annotation was computed. [2022-11-20 11:57:01,035 INFO L902 garLoopResultBuilder]: At program point L4185(lines 4173 4205) the Hoare annotation is: true [2022-11-20 11:57:01,035 INFO L899 garLoopResultBuilder]: For program point L4218-1(line 4218) no Hoare annotation was computed. [2022-11-20 11:57:01,035 INFO L899 garLoopResultBuilder]: For program point L4053(lines 4053 4056) no Hoare annotation was computed. [2022-11-20 11:57:01,035 INFO L899 garLoopResultBuilder]: For program point L4351(line 4351) no Hoare annotation was computed. [2022-11-20 11:57:01,036 INFO L902 garLoopResultBuilder]: At program point L4318(line 4318) the Hoare annotation is: true [2022-11-20 11:57:01,036 INFO L899 garLoopResultBuilder]: For program point L4285(lines 4285 4290) no Hoare annotation was computed. [2022-11-20 11:57:01,036 INFO L895 garLoopResultBuilder]: At program point L3162(lines 3156 3164) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,036 INFO L895 garLoopResultBuilder]: At program point L3856(line 3856) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2022-11-20 11:57:01,037 INFO L899 garLoopResultBuilder]: For program point L3856-1(line 3856) no Hoare annotation was computed. [2022-11-20 11:57:01,037 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-20 11:57:01,037 INFO L902 garLoopResultBuilder]: At program point L4352(line 4352) the Hoare annotation is: true [2022-11-20 11:57:01,037 INFO L895 garLoopResultBuilder]: At program point L4220(lines 4211 4222) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,037 INFO L895 garLoopResultBuilder]: At program point L4088(lines 4030 4090) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,038 INFO L899 garLoopResultBuilder]: For program point L3923(lines 3923 3927) no Hoare annotation was computed. [2022-11-20 11:57:01,038 INFO L895 garLoopResultBuilder]: At program point L3923-2(lines 3923 3927) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,038 INFO L899 garLoopResultBuilder]: For program point L4122(lines 4122 4125) no Hoare annotation was computed. [2022-11-20 11:57:01,038 INFO L895 garLoopResultBuilder]: At program point L4155(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,038 INFO L899 garLoopResultBuilder]: For program point L4122-2(lines 4122 4125) no Hoare annotation was computed. [2022-11-20 11:57:01,039 INFO L895 garLoopResultBuilder]: At program point L3924(line 3924) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,039 INFO L899 garLoopResultBuilder]: For program point L3924-1(line 3924) no Hoare annotation was computed. [2022-11-20 11:57:01,039 INFO L895 garLoopResultBuilder]: At program point L4519(lines 4518 4520) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,039 INFO L895 garLoopResultBuilder]: At program point L4387(lines 4377 4389) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,039 INFO L895 garLoopResultBuilder]: At program point L3330(lines 3324 3332) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,040 INFO L899 garLoopResultBuilder]: For program point L4189-1(line 4189) no Hoare annotation was computed. [2022-11-20 11:57:01,040 INFO L902 garLoopResultBuilder]: At program point L4189(line 4189) the Hoare annotation is: true [2022-11-20 11:57:01,040 INFO L899 garLoopResultBuilder]: For program point L4123-1(line 4123) no Hoare annotation was computed. [2022-11-20 11:57:01,040 INFO L895 garLoopResultBuilder]: At program point L4123(line 4123) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,040 INFO L895 garLoopResultBuilder]: At program point L3199(lines 3194 3201) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,041 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-20 11:57:01,041 INFO L895 garLoopResultBuilder]: At program point L4157(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,041 INFO L902 garLoopResultBuilder]: At program point L4488(lines 4487 4489) the Hoare annotation is: true [2022-11-20 11:57:01,041 INFO L895 garLoopResultBuilder]: At program point L4257(line 4257) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-11-20 11:57:01,041 INFO L899 garLoopResultBuilder]: For program point L4257-1(line 4257) no Hoare annotation was computed. [2022-11-20 11:57:01,042 INFO L899 garLoopResultBuilder]: For program point L4324(line 4324) no Hoare annotation was computed. [2022-11-20 11:57:01,042 INFO L899 garLoopResultBuilder]: For program point L3928(line 3928) no Hoare annotation was computed. [2022-11-20 11:57:01,042 INFO L895 garLoopResultBuilder]: At program point L3895(lines 3833 3897) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,042 INFO L899 garLoopResultBuilder]: For program point L4556(lines 4556 4558) no Hoare annotation was computed. [2022-11-20 11:57:01,042 INFO L899 garLoopResultBuilder]: For program point L4358(line 4358) no Hoare annotation was computed. [2022-11-20 11:57:01,043 INFO L895 garLoopResultBuilder]: At program point L4259(line 4259) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-11-20 11:57:01,043 INFO L899 garLoopResultBuilder]: For program point L4259-1(line 4259) no Hoare annotation was computed. [2022-11-20 11:57:01,043 INFO L899 garLoopResultBuilder]: For program point L4325(lines 4325 4356) no Hoare annotation was computed. [2022-11-20 11:57:01,043 INFO L899 garLoopResultBuilder]: For program point L4292(line 4292) no Hoare annotation was computed. [2022-11-20 11:57:01,043 INFO L895 garLoopResultBuilder]: At program point L4127(lines 4116 4133) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,044 INFO L902 garLoopResultBuilder]: At program point L4359(line 4359) the Hoare annotation is: true [2022-11-20 11:57:01,044 INFO L899 garLoopResultBuilder]: For program point L4293(lines 4293 4297) no Hoare annotation was computed. [2022-11-20 11:57:01,044 INFO L899 garLoopResultBuilder]: For program point L4194(lines 4194 4197) no Hoare annotation was computed. [2022-11-20 11:57:01,044 INFO L899 garLoopResultBuilder]: For program point L4194-2(lines 4194 4197) no Hoare annotation was computed. [2022-11-20 11:57:01,044 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-20 11:57:01,045 INFO L895 garLoopResultBuilder]: At program point L-1-2(line -1) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,045 INFO L899 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2022-11-20 11:57:01,045 INFO L899 garLoopResultBuilder]: For program point L4327(lines 4327 4353) no Hoare annotation was computed. [2022-11-20 11:57:01,045 INFO L899 garLoopResultBuilder]: For program point L4195-1(line 4195) no Hoare annotation was computed. [2022-11-20 11:57:01,045 INFO L895 garLoopResultBuilder]: At program point L4195(line 4195) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2022-11-20 11:57:01,046 INFO L895 garLoopResultBuilder]: At program point L4129(lines 4116 4133) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,046 INFO L899 garLoopResultBuilder]: For program point L4063-1(lines 4063 4071) no Hoare annotation was computed. [2022-11-20 11:57:01,046 INFO L899 garLoopResultBuilder]: For program point L4063(lines 4063 4071) no Hoare annotation was computed. [2022-11-20 11:57:01,046 INFO L899 garLoopResultBuilder]: For program point L3931(lines 3931 3937) no Hoare annotation was computed. [2022-11-20 11:57:01,046 INFO L899 garLoopResultBuilder]: For program point L3865(lines 3865 3868) no Hoare annotation was computed. [2022-11-20 11:57:01,047 INFO L895 garLoopResultBuilder]: At program point L4361(lines 4244 4366) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,047 INFO L899 garLoopResultBuilder]: For program point L4328(line 4328) no Hoare annotation was computed. [2022-11-20 11:57:01,047 INFO L895 garLoopResultBuilder]: At program point L4163(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,047 INFO L895 garLoopResultBuilder]: At program point L3932(line 3932) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,047 INFO L899 garLoopResultBuilder]: For program point L3932-1(line 3932) no Hoare annotation was computed. [2022-11-20 11:57:01,048 INFO L902 garLoopResultBuilder]: At program point L4494(lines 4493 4495) the Hoare annotation is: true [2022-11-20 11:57:01,048 INFO L895 garLoopResultBuilder]: At program point L4461-2(lines 4460 4462) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,048 INFO L895 garLoopResultBuilder]: At program point L4461(line 4461) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,048 INFO L899 garLoopResultBuilder]: For program point L4461-1(line 4461) no Hoare annotation was computed. [2022-11-20 11:57:01,048 INFO L899 garLoopResultBuilder]: For program point L4329(lines 4329 4334) no Hoare annotation was computed. [2022-11-20 11:57:01,049 INFO L895 garLoopResultBuilder]: At program point L3173(lines 3170 3175) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-11-20 11:57:01,049 INFO L902 garLoopResultBuilder]: At program point L3745(lines 3726 3754) the Hoare annotation is: true [2022-11-20 11:57:01,049 INFO L899 garLoopResultBuilder]: For program point xsFINAL(lines 3718 3755) no Hoare annotation was computed. [2022-11-20 11:57:01,049 INFO L902 garLoopResultBuilder]: At program point L3743(lines 3726 3754) the Hoare annotation is: true [2022-11-20 11:57:01,049 INFO L899 garLoopResultBuilder]: For program point xsEXIT(lines 3718 3755) no Hoare annotation was computed. [2022-11-20 11:57:01,050 INFO L895 garLoopResultBuilder]: At program point xsENTRY(lines 3718 3755) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2022-11-20 11:57:01,050 INFO L899 garLoopResultBuilder]: For program point L3734(lines 3734 3741) no Hoare annotation was computed. [2022-11-20 11:57:01,050 INFO L899 garLoopResultBuilder]: For program point L3734-2(lines 3734 3741) no Hoare annotation was computed. [2022-11-20 11:57:01,050 INFO L899 garLoopResultBuilder]: For program point L3748(lines 3748 3751) no Hoare annotation was computed. [2022-11-20 11:57:01,051 INFO L899 garLoopResultBuilder]: For program point L3748-2(lines 3748 3751) no Hoare annotation was computed. [2022-11-20 11:57:01,051 INFO L899 garLoopResultBuilder]: For program point pg_identifyEXIT(lines 3756 3798) no Hoare annotation was computed. [2022-11-20 11:57:01,051 INFO L895 garLoopResultBuilder]: At program point pg_identifyENTRY(lines 3756 3798) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2022-11-20 11:57:01,051 INFO L902 garLoopResultBuilder]: At program point L3790(line 3790) the Hoare annotation is: true [2022-11-20 11:57:01,051 INFO L899 garLoopResultBuilder]: For program point L3791(line 3791) no Hoare annotation was computed. [2022-11-20 11:57:01,052 INFO L899 garLoopResultBuilder]: For program point L3789(lines 3789 3795) no Hoare annotation was computed. [2022-11-20 11:57:01,052 INFO L902 garLoopResultBuilder]: At program point L3790-1(line 3790) the Hoare annotation is: true [2022-11-20 11:57:01,052 INFO L899 garLoopResultBuilder]: For program point L3789-2(lines 3789 3795) no Hoare annotation was computed. [2022-11-20 11:57:01,052 INFO L902 garLoopResultBuilder]: At program point L3784(line 3784) the Hoare annotation is: true [2022-11-20 11:57:01,052 INFO L899 garLoopResultBuilder]: For program point L3785(lines 3785 3788) no Hoare annotation was computed. [2022-11-20 11:57:01,053 INFO L899 garLoopResultBuilder]: For program point L3784-1(line 3784) no Hoare annotation was computed. [2022-11-20 11:57:01,053 INFO L899 garLoopResultBuilder]: For program point L3780(lines 3780 3783) no Hoare annotation was computed. [2022-11-20 11:57:01,053 INFO L899 garLoopResultBuilder]: For program point pg_identifyFINAL(lines 3756 3798) no Hoare annotation was computed. [2022-11-20 11:57:01,053 INFO L899 garLoopResultBuilder]: For program point L3779-1(line 3779) no Hoare annotation was computed. [2022-11-20 11:57:01,053 INFO L902 garLoopResultBuilder]: At program point L3779(line 3779) the Hoare annotation is: true [2022-11-20 11:57:01,054 INFO L899 garLoopResultBuilder]: For program point pi_write_blockEXIT(lines 4541 4543) no Hoare annotation was computed. [2022-11-20 11:57:01,054 INFO L902 garLoopResultBuilder]: At program point pi_write_blockENTRY(lines 4541 4543) the Hoare annotation is: true [2022-11-20 11:57:01,054 INFO L899 garLoopResultBuilder]: For program point pi_write_blockFINAL(lines 4541 4543) no Hoare annotation was computed. [2022-11-20 11:57:01,054 INFO L902 garLoopResultBuilder]: At program point L3180(line 3180) the Hoare annotation is: true [2022-11-20 11:57:01,054 INFO L902 garLoopResultBuilder]: At program point IS_ERRENTRY(lines 3176 3183) the Hoare annotation is: true [2022-11-20 11:57:01,055 INFO L899 garLoopResultBuilder]: For program point IS_ERRFINAL(lines 3176 3183) no Hoare annotation was computed. [2022-11-20 11:57:01,055 INFO L899 garLoopResultBuilder]: For program point L3180-1(line 3180) no Hoare annotation was computed. [2022-11-20 11:57:01,055 INFO L899 garLoopResultBuilder]: For program point IS_ERREXIT(lines 3176 3183) no Hoare annotation was computed. [2022-11-20 11:57:01,059 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:57:01,062 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 11:57:01,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 11:57:01 BoogieIcfgContainer [2022-11-20 11:57:01,084 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 11:57:01,085 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 11:57:01,085 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 11:57:01,085 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 11:57:01,086 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:56:30" (3/4) ... [2022-11-20 11:57:01,090 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 11:57:01,102 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2022-11-20 11:57:01,103 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_release [2022-11-20 11:57:01,103 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_init [2022-11-20 11:57:01,103 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2022-11-20 11:57:01,103 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_sleep [2022-11-20 11:57:01,103 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_read_regr [2022-11-20 11:57:01,104 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2022-11-20 11:57:01,104 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_disconnect [2022-11-20 11:57:01,104 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_probe [2022-11-20 11:57:01,104 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure status_reg [2022-11-20 11:57:01,104 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_completion [2022-11-20 11:57:01,104 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure DRIVE [2022-11-20 11:57:01,105 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2022-11-20 11:57:01,105 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_wait [2022-11-20 11:57:01,105 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-11-20 11:57:01,105 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_write [2022-11-20 11:57:01,105 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_connect [2022-11-20 11:57:01,105 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_to_user [2022-11-20 11:57:01,106 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2022-11-20 11:57:01,106 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_command [2022-11-20 11:57:01,106 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2022-11-20 11:57:01,106 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_bit [2022-11-20 11:57:01,106 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure read_reg [2022-11-20 11:57:01,106 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-20 11:57:01,107 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_unregister_chrdev_20 [2022-11-20 11:57:01,107 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_reset [2022-11-20 11:57:01,107 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-11-20 11:57:01,107 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2022-11-20 11:57:01,107 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2022-11-20 11:57:01,108 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure xs [2022-11-20 11:57:01,108 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_identify [2022-11-20 11:57:01,108 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_write_block [2022-11-20 11:57:01,109 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2022-11-20 11:57:01,145 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 220 nodes and edges [2022-11-20 11:57:01,148 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 90 nodes and edges [2022-11-20 11:57:01,151 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2022-11-20 11:57:01,153 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-11-20 11:57:01,155 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 11:57:01,158 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 11:57:01,160 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 11:57:01,215 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 [2022-11-20 11:57:01,215 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 [2022-11-20 11:57:01,378 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 11:57:01,378 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 11:57:01,379 INFO L158 Benchmark]: Toolchain (without parser) took 35792.70ms. Allocated memory was 176.2MB in the beginning and 348.1MB in the end (delta: 172.0MB). Free memory was 125.2MB in the beginning and 224.2MB in the end (delta: -99.0MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. [2022-11-20 11:57:01,379 INFO L158 Benchmark]: CDTParser took 1.13ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:57:01,380 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1423.42ms. Allocated memory is still 176.2MB. Free memory was 125.2MB in the beginning and 96.1MB in the end (delta: 29.1MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2022-11-20 11:57:01,380 INFO L158 Benchmark]: Boogie Procedure Inliner took 193.04ms. Allocated memory is still 176.2MB. Free memory was 96.1MB in the beginning and 88.6MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 11:57:01,381 INFO L158 Benchmark]: Boogie Preprocessor took 182.64ms. Allocated memory is still 176.2MB. Free memory was 88.6MB in the beginning and 79.3MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 11:57:01,381 INFO L158 Benchmark]: RCFGBuilder took 2763.21ms. Allocated memory is still 176.2MB. Free memory was 79.3MB in the beginning and 81.7MB in the end (delta: -2.3MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2022-11-20 11:57:01,382 INFO L158 Benchmark]: TraceAbstraction took 30927.09ms. Allocated memory was 176.2MB in the beginning and 348.1MB in the end (delta: 172.0MB). Free memory was 80.6MB in the beginning and 248.3MB in the end (delta: -167.7MB). Peak memory consumption was 162.6MB. Max. memory is 16.1GB. [2022-11-20 11:57:01,382 INFO L158 Benchmark]: Witness Printer took 293.42ms. Allocated memory is still 348.1MB. Free memory was 248.3MB in the beginning and 224.2MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-20 11:57:01,385 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.13ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1423.42ms. Allocated memory is still 176.2MB. Free memory was 125.2MB in the beginning and 96.1MB in the end (delta: 29.1MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 193.04ms. Allocated memory is still 176.2MB. Free memory was 96.1MB in the beginning and 88.6MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 182.64ms. Allocated memory is still 176.2MB. Free memory was 88.6MB in the beginning and 79.3MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2763.21ms. Allocated memory is still 176.2MB. Free memory was 79.3MB in the beginning and 81.7MB in the end (delta: -2.3MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. * TraceAbstraction took 30927.09ms. Allocated memory was 176.2MB in the beginning and 348.1MB in the end (delta: 172.0MB). Free memory was 80.6MB in the beginning and 248.3MB in the end (delta: -167.7MB). Peak memory consumption was 162.6MB. Max. memory is 16.1GB. * Witness Printer took 293.42ms. Allocated memory is still 348.1MB. Free memory was 248.3MB in the beginning and 224.2MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. 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: 3271]: 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 34 procedures, 482 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 30.8s, OverallIterations: 7, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 15.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1766 SdHoareTripleChecker+Valid, 15.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1656 mSDsluCounter, 10484 SdHoareTripleChecker+Invalid, 14.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6169 mSDsCounter, 607 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2503 IncrementalHoareTripleChecker+Invalid, 3110 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 607 mSolverCounterUnsat, 4315 mSDtfsCounter, 2503 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1238 GetRequests, 1193 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=761occurred in iteration=6, InterpolantAutomatonStates: 32, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 7 MinimizatonAttempts, 254 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 196 LocationsWithAnnotation, 3364 PreInvPairs, 3574 NumberOfFragments, 718 HoareAnnotationTreeSize, 3364 FomulaSimplifications, 763 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 196 FomulaSimplificationsInter, 1627 FormulaSimplificationTreeSizeReductionInter, 1.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 5.8s InterpolantComputationTime, 2092 NumberOfCodeBlocks, 2092 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2080 ConstructedInterpolants, 0 QuantifiedInterpolants, 3149 SizeOfPredicates, 0 NumberOfNonLiveVariables, 9869 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 12 InterpolantComputations, 7 PerfectInterpolantSequences, 1078/1083 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: 4460]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4502]: Loop Invariant Derived loop invariant: ldv_spin == 0 && ldv_state_variable_1 == 0 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4369]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4463]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3156]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3860]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4473]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4469]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4499]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4173]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 4511]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3726]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4518]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4466]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3576]: Loop Invariant Derived loop invariant: !(ldv_spin == 0) || tmp___0 == 0 - InvariantResult [Line: 3607]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3806]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3695]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4514]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4116]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3576]: Loop Invariant Derived loop invariant: !(ldv_spin == 0) || tmp___0 == 0 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4531]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3194]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3189]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4476]: Loop Invariant Derived loop invariant: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 - InvariantResult [Line: 4030]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3860]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3898]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3833]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4493]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3806]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3170]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4487]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3324]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3726]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4168]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 4377]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4244]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3447]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3315]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4173]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 3695]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3944]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3434]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4244]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3335]: Loop Invariant Derived loop invariant: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4091]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3607]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3274]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3429]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4116]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4211]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4544]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4223]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3906]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3860]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3434]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4400]: Loop Invariant Derived loop invariant: ldv_spin == 0 RESULT: Ultimate proved your program to be correct! [2022-11-20 11:57:01,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a63c9f0-00c5-4d05-828e-fa595b57756a/bin/uautomizer-ug76WZFUDN/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