./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8 --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 c8d89254e21d3cff4bd8dad11ae69c000c4021a6b9610439085c76aaeb5514f3 --- 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-e04fb08 [2022-11-16 12:50:37,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:50:37,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:50:37,989 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:50:37,992 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:50:37,996 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:50:37,999 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:50:38,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:50:38,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:50:38,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:50:38,014 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:50:38,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:50:38,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:50:38,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:50:38,020 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:50:38,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:50:38,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:50:38,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:50:38,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:50:38,035 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:50:38,036 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:50:38,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:50:38,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:50:38,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:50:38,049 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:50:38,050 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:50:38,050 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:50:38,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:50:38,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:50:38,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:50:38,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:50:38,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:50:38,058 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:50:38,059 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:50:38,060 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:50:38,060 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:50:38,061 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:50:38,061 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:50:38,061 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:50:38,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:50:38,063 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:50:38,064 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-16 12:50:38,086 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:50:38,086 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:50:38,086 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:50:38,087 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:50:38,087 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:50:38,087 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:50:38,088 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:50:38,088 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:50:38,089 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:50:38,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:50:38,089 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:50:38,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:50:38,089 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:50:38,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:50:38,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:50:38,090 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:50:38,090 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:50:38,090 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:50:38,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:50:38,091 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:50:38,091 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:50:38,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:50:38,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:50:38,091 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:50:38,092 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:50:38,092 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:50:38,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:50:38,092 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:50:38,092 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:50:38,092 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:50:38,093 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_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8d89254e21d3cff4bd8dad11ae69c000c4021a6b9610439085c76aaeb5514f3 [2022-11-16 12:50:38,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:50:38,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:50:38,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:50:38,461 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:50:38,462 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:50:38,464 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2022-11-16 12:50:38,540 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/data/8c48719e4/ba2957eceffe48f8941b679804a3dfd5/FLAGfb1a4da5a [2022-11-16 12:50:39,392 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:50:39,393 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2022-11-16 12:50:39,420 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/data/8c48719e4/ba2957eceffe48f8941b679804a3dfd5/FLAGfb1a4da5a [2022-11-16 12:50:39,467 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/data/8c48719e4/ba2957eceffe48f8941b679804a3dfd5 [2022-11-16 12:50:39,470 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:50:39,471 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:50:39,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:50:39,473 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:50:39,482 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:50:39,488 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:50:39" (1/1) ... [2022-11-16 12:50:39,490 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29e65153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:39, skipping insertion in model container [2022-11-16 12:50:39,490 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:50:39" (1/1) ... [2022-11-16 12:50:39,500 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:50:39,599 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:50:40,343 WARN L229 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_b4c05bb9-4594-49c9-93b7-a0301e333302/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i[90555,90568] [2022-11-16 12:50:40,391 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:50:40,415 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:50:40,583 WARN L229 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_b4c05bb9-4594-49c9-93b7-a0301e333302/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i[90555,90568] [2022-11-16 12:50:40,603 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:50:40,639 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:50:40,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:40 WrapperNode [2022-11-16 12:50:40,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:50:40,643 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:50:40,643 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:50:40,644 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:50:40,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:40" (1/1) ... [2022-11-16 12:50:40,691 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:40" (1/1) ... [2022-11-16 12:50:40,745 INFO L138 Inliner]: procedures = 88, calls = 127, calls flagged for inlining = 39, calls inlined = 34, statements flattened = 550 [2022-11-16 12:50:40,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:50:40,746 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:50:40,746 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:50:40,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:50:40,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:40" (1/1) ... [2022-11-16 12:50:40,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:40" (1/1) ... [2022-11-16 12:50:40,778 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:40" (1/1) ... [2022-11-16 12:50:40,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:40" (1/1) ... [2022-11-16 12:50:40,811 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:40" (1/1) ... [2022-11-16 12:50:40,815 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:40" (1/1) ... [2022-11-16 12:50:40,819 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:40" (1/1) ... [2022-11-16 12:50:40,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:40" (1/1) ... [2022-11-16 12:50:40,828 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:50:40,829 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:50:40,829 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:50:40,830 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:50:40,830 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:40" (1/1) ... [2022-11-16 12:50:40,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:50:40,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:50:40,863 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:50:40,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:50:40,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:50:40,927 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-16 12:50:40,927 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-16 12:50:40,927 INFO L130 BoogieDeclarations]: Found specification of procedure iio_interrupt_trigger_probe [2022-11-16 12:50:40,928 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_interrupt_trigger_probe [2022-11-16 12:50:40,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 12:50:40,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-11-16 12:50:40,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-11-16 12:50:40,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-16 12:50:40,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-16 12:50:40,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 12:50:40,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-16 12:50:40,929 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-16 12:50:40,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 12:50:40,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-16 12:50:40,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-16 12:50:40,929 INFO L130 BoogieDeclarations]: Found specification of procedure iio_trigger_put [2022-11-16 12:50:40,930 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_trigger_put [2022-11-16 12:50:40,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-11-16 12:50:40,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-11-16 12:50:40,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 12:50:40,931 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-11-16 12:50:40,931 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-11-16 12:50:40,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 12:50:40,931 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-16 12:50:40,931 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-16 12:50:40,931 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-16 12:50:40,931 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-16 12:50:40,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 12:50:40,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-16 12:50:40,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-16 12:50:40,932 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2022-11-16 12:50:40,932 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2022-11-16 12:50:40,932 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 12:50:40,932 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 12:50:40,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 12:50:40,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 12:50:40,933 INFO L130 BoogieDeclarations]: Found specification of procedure iio_interrupt_trigger_remove [2022-11-16 12:50:40,933 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_interrupt_trigger_remove [2022-11-16 12:50:40,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:50:40,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:50:41,353 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:50:41,355 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:50:41,708 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-16 12:50:42,023 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:50:42,047 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:50:42,047 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-16 12:50:42,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:50:42 BoogieIcfgContainer [2022-11-16 12:50:42,054 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:50:42,057 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:50:42,057 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:50:42,070 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:50:42,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:50:39" (1/3) ... [2022-11-16 12:50:42,071 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14a65cda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:50:42, skipping insertion in model container [2022-11-16 12:50:42,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:40" (2/3) ... [2022-11-16 12:50:42,080 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14a65cda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:50:42, skipping insertion in model container [2022-11-16 12:50:42,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:50:42" (3/3) ... [2022-11-16 12:50:42,081 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2022-11-16 12:50:42,114 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:50:42,114 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:50:42,200 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:50:42,207 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;@4d8197e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:50:42,207 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:50:42,219 INFO L276 IsEmpty]: Start isEmpty. Operand has 195 states, 147 states have (on average 1.3741496598639455) internal successors, (202), 157 states have internal predecessors, (202), 32 states have call successors, (32), 15 states have call predecessors, (32), 14 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2022-11-16 12:50:42,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-16 12:50:42,232 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:50:42,233 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:50:42,233 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:50:42,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:50:42,239 INFO L85 PathProgramCache]: Analyzing trace with hash -1857039135, now seen corresponding path program 1 times [2022-11-16 12:50:42,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:50:42,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298278369] [2022-11-16 12:50:42,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:50:42,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:50:42,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:42,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:50:42,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:50:42,723 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298278369] [2022-11-16 12:50:42,723 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298278369] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:50:42,724 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:50:42,724 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:50:42,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236676717] [2022-11-16 12:50:42,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:50:42,733 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:50:42,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:50:42,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:50:42,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:50:42,786 INFO L87 Difference]: Start difference. First operand has 195 states, 147 states have (on average 1.3741496598639455) internal successors, (202), 157 states have internal predecessors, (202), 32 states have call successors, (32), 15 states have call predecessors, (32), 14 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:50:42,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:50:42,925 INFO L93 Difference]: Finished difference Result 552 states and 768 transitions. [2022-11-16 12:50:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:50:42,928 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2022-11-16 12:50:42,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:50:42,939 INFO L225 Difference]: With dead ends: 552 [2022-11-16 12:50:42,940 INFO L226 Difference]: Without dead ends: 344 [2022-11-16 12:50:42,945 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:50:42,949 INFO L413 NwaCegarLoop]: 278 mSDtfsCounter, 232 mSDsluCounter, 230 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 508 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-16 12:50:42,950 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [232 Valid, 508 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-16 12:50:42,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2022-11-16 12:50:43,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 341. [2022-11-16 12:50:43,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 341 states, 265 states have (on average 1.3320754716981131) internal successors, (353), 270 states have internal predecessors, (353), 50 states have call successors, (50), 26 states have call predecessors, (50), 25 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2022-11-16 12:50:43,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 451 transitions. [2022-11-16 12:50:43,090 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 451 transitions. Word has length 16 [2022-11-16 12:50:43,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:50:43,091 INFO L495 AbstractCegarLoop]: Abstraction has 341 states and 451 transitions. [2022-11-16 12:50:43,093 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:50:43,093 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 451 transitions. [2022-11-16 12:50:43,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-16 12:50:43,099 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:50:43,099 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:50:43,100 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 12:50:43,100 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:50:43,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:50:43,104 INFO L85 PathProgramCache]: Analyzing trace with hash 911748618, now seen corresponding path program 1 times [2022-11-16 12:50:43,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:50:43,105 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438023649] [2022-11-16 12:50:43,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:50:43,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:50:43,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:43,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-16 12:50:43,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:43,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-16 12:50:43,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:43,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:50:43,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:50:43,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438023649] [2022-11-16 12:50:43,272 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438023649] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:50:43,272 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:50:43,273 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:50:43,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657771805] [2022-11-16 12:50:43,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:50:43,276 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:50:43,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:50:43,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:50:43,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:50:43,278 INFO L87 Difference]: Start difference. First operand 341 states and 451 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-16 12:50:43,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:50:43,648 INFO L93 Difference]: Finished difference Result 359 states and 469 transitions. [2022-11-16 12:50:43,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:50:43,649 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2022-11-16 12:50:43,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:50:43,658 INFO L225 Difference]: With dead ends: 359 [2022-11-16 12:50:43,658 INFO L226 Difference]: Without dead ends: 354 [2022-11-16 12:50:43,659 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:50:43,666 INFO L413 NwaCegarLoop]: 160 mSDtfsCounter, 281 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 293 SdHoareTripleChecker+Valid, 275 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:50:43,667 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [293 Valid, 275 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-16 12:50:43,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2022-11-16 12:50:43,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 341. [2022-11-16 12:50:43,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 341 states, 265 states have (on average 1.3283018867924528) internal successors, (352), 270 states have internal predecessors, (352), 50 states have call successors, (50), 26 states have call predecessors, (50), 25 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2022-11-16 12:50:43,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 450 transitions. [2022-11-16 12:50:43,727 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 450 transitions. Word has length 32 [2022-11-16 12:50:43,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:50:43,728 INFO L495 AbstractCegarLoop]: Abstraction has 341 states and 450 transitions. [2022-11-16 12:50:43,729 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-16 12:50:43,729 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 450 transitions. [2022-11-16 12:50:43,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-16 12:50:43,735 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:50:43,736 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:50:43,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 12:50:43,736 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:50:43,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:50:43,737 INFO L85 PathProgramCache]: Analyzing trace with hash 969006920, now seen corresponding path program 1 times [2022-11-16 12:50:43,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:50:43,738 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571412247] [2022-11-16 12:50:43,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:50:43,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:50:43,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:43,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-16 12:50:43,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:43,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-16 12:50:43,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:43,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:50:43,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:50:43,930 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571412247] [2022-11-16 12:50:43,931 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571412247] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:50:43,931 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:50:43,931 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:50:43,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8671422] [2022-11-16 12:50:43,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:50:43,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:50:43,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:50:43,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:50:43,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:50:43,933 INFO L87 Difference]: Start difference. First operand 341 states and 450 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-16 12:50:44,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:50:44,222 INFO L93 Difference]: Finished difference Result 684 states and 918 transitions. [2022-11-16 12:50:44,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 12:50:44,223 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2022-11-16 12:50:44,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:50:44,226 INFO L225 Difference]: With dead ends: 684 [2022-11-16 12:50:44,226 INFO L226 Difference]: Without dead ends: 341 [2022-11-16 12:50:44,232 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:50:44,234 INFO L413 NwaCegarLoop]: 156 mSDtfsCounter, 259 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 266 SdHoareTripleChecker+Invalid, 164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-16 12:50:44,234 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [266 Valid, 266 Invalid, 164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-16 12:50:44,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2022-11-16 12:50:44,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 332. [2022-11-16 12:50:44,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 332 states, 257 states have (on average 1.3229571984435797) internal successors, (340), 261 states have internal predecessors, (340), 49 states have call successors, (49), 26 states have call predecessors, (49), 25 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2022-11-16 12:50:44,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 437 transitions. [2022-11-16 12:50:44,265 INFO L78 Accepts]: Start accepts. Automaton has 332 states and 437 transitions. Word has length 32 [2022-11-16 12:50:44,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:50:44,265 INFO L495 AbstractCegarLoop]: Abstraction has 332 states and 437 transitions. [2022-11-16 12:50:44,266 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-16 12:50:44,266 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 437 transitions. [2022-11-16 12:50:44,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-16 12:50:44,267 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:50:44,268 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:50:44,268 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-16 12:50:44,268 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:50:44,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:50:44,269 INFO L85 PathProgramCache]: Analyzing trace with hash -736286618, now seen corresponding path program 1 times [2022-11-16 12:50:44,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:50:44,269 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682449165] [2022-11-16 12:50:44,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:50:44,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:50:44,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:44,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-16 12:50:44,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:44,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-16 12:50:44,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:44,396 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-16 12:50:44,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:50:44,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682449165] [2022-11-16 12:50:44,397 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682449165] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:50:44,397 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:50:44,397 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:50:44,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838749393] [2022-11-16 12:50:44,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:50:44,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:50:44,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:50:44,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:50:44,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:50:44,399 INFO L87 Difference]: Start difference. First operand 332 states and 437 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-16 12:50:44,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:50:44,739 INFO L93 Difference]: Finished difference Result 830 states and 1118 transitions. [2022-11-16 12:50:44,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:50:44,740 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 41 [2022-11-16 12:50:44,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:50:44,743 INFO L225 Difference]: With dead ends: 830 [2022-11-16 12:50:44,743 INFO L226 Difference]: Without dead ends: 501 [2022-11-16 12:50:44,744 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:50:44,745 INFO L413 NwaCegarLoop]: 210 mSDtfsCounter, 167 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 201 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 508 SdHoareTripleChecker+Invalid, 234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:50:44,746 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [181 Valid, 508 Invalid, 234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 201 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-16 12:50:44,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2022-11-16 12:50:44,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 413. [2022-11-16 12:50:44,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 413 states, 328 states have (on average 1.3384146341463414) internal successors, (439), 332 states have internal predecessors, (439), 57 states have call successors, (57), 28 states have call predecessors, (57), 27 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2022-11-16 12:50:44,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 552 transitions. [2022-11-16 12:50:44,804 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 552 transitions. Word has length 41 [2022-11-16 12:50:44,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:50:44,807 INFO L495 AbstractCegarLoop]: Abstraction has 413 states and 552 transitions. [2022-11-16 12:50:44,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-16 12:50:44,807 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 552 transitions. [2022-11-16 12:50:44,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-16 12:50:44,812 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:50:44,813 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:50:44,813 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-16 12:50:44,813 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:50:44,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:50:44,820 INFO L85 PathProgramCache]: Analyzing trace with hash -791021721, now seen corresponding path program 1 times [2022-11-16 12:50:44,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:50:44,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251114482] [2022-11-16 12:50:44,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:50:44,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:50:44,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:45,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-16 12:50:45,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:45,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-16 12:50:45,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:45,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-11-16 12:50:45,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:45,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-11-16 12:50:45,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:45,458 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-16 12:50:45,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:50:45,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251114482] [2022-11-16 12:50:45,458 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251114482] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 12:50:45,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [358678861] [2022-11-16 12:50:45,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:50:45,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:50:45,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:50:45,467 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 12:50:45,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-16 12:50:45,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:45,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 646 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-16 12:50:45,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:50:45,924 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 12:50:45,924 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:50:45,924 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [358678861] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:50:45,925 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-16 12:50:45,925 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 8 [2022-11-16 12:50:45,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580554457] [2022-11-16 12:50:45,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:50:45,926 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:50:45,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:50:45,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:50:45,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-16 12:50:45,927 INFO L87 Difference]: Start difference. First operand 413 states and 552 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 5 states have internal predecessors, (52), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-16 12:50:46,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:50:46,014 INFO L93 Difference]: Finished difference Result 837 states and 1121 transitions. [2022-11-16 12:50:46,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 12:50:46,015 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 5 states have internal predecessors, (52), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) Word has length 66 [2022-11-16 12:50:46,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:50:46,020 INFO L225 Difference]: With dead ends: 837 [2022-11-16 12:50:46,021 INFO L226 Difference]: Without dead ends: 427 [2022-11-16 12:50:46,023 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 72 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-11-16 12:50:46,025 INFO L413 NwaCegarLoop]: 227 mSDtfsCounter, 5 mSDsluCounter, 900 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 1127 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:50:46,026 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 1127 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 12:50:46,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427 states. [2022-11-16 12:50:46,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427 to 423. [2022-11-16 12:50:46,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 423 states, 336 states have (on average 1.3303571428571428) internal successors, (447), 340 states have internal predecessors, (447), 57 states have call successors, (57), 28 states have call predecessors, (57), 29 states have return successors, (60), 58 states have call predecessors, (60), 56 states have call successors, (60) [2022-11-16 12:50:46,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 564 transitions. [2022-11-16 12:50:46,074 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 564 transitions. Word has length 66 [2022-11-16 12:50:46,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:50:46,076 INFO L495 AbstractCegarLoop]: Abstraction has 423 states and 564 transitions. [2022-11-16 12:50:46,076 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 5 states have internal predecessors, (52), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-16 12:50:46,077 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 564 transitions. [2022-11-16 12:50:46,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-16 12:50:46,080 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:50:46,081 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:50:46,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-16 12:50:46,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:50:46,288 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:50:46,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:50:46,289 INFO L85 PathProgramCache]: Analyzing trace with hash 1794571647, now seen corresponding path program 1 times [2022-11-16 12:50:46,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:50:46,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179723544] [2022-11-16 12:50:46,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:50:46,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:50:46,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:46,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-16 12:50:46,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:46,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-16 12:50:46,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:46,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-16 12:50:46,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:46,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-16 12:50:46,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:46,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-16 12:50:46,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:46,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-16 12:50:46,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:46,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-16 12:50:46,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:46,477 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 12:50:46,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:50:46,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179723544] [2022-11-16 12:50:46,478 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179723544] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:50:46,478 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:50:46,479 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 12:50:46,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618732788] [2022-11-16 12:50:46,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:50:46,480 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:50:46,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:50:46,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:50:46,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:50:46,484 INFO L87 Difference]: Start difference. First operand 423 states and 564 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-16 12:50:47,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:50:47,327 INFO L93 Difference]: Finished difference Result 1106 states and 1471 transitions. [2022-11-16 12:50:47,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-16 12:50:47,328 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 74 [2022-11-16 12:50:47,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:50:47,333 INFO L225 Difference]: With dead ends: 1106 [2022-11-16 12:50:47,333 INFO L226 Difference]: Without dead ends: 686 [2022-11-16 12:50:47,335 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2022-11-16 12:50:47,337 INFO L413 NwaCegarLoop]: 184 mSDtfsCounter, 525 mSDsluCounter, 422 mSDsCounter, 0 mSdLazyCounter, 389 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 539 SdHoareTripleChecker+Valid, 606 SdHoareTripleChecker+Invalid, 608 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-16 12:50:47,337 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [539 Valid, 606 Invalid, 608 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 389 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-16 12:50:47,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2022-11-16 12:50:47,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 602. [2022-11-16 12:50:47,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 602 states, 477 states have (on average 1.3249475890985325) internal successors, (632), 481 states have internal predecessors, (632), 79 states have call successors, (79), 44 states have call predecessors, (79), 45 states have return successors, (82), 80 states have call predecessors, (82), 78 states have call successors, (82) [2022-11-16 12:50:47,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 602 states and 793 transitions. [2022-11-16 12:50:47,414 INFO L78 Accepts]: Start accepts. Automaton has 602 states and 793 transitions. Word has length 74 [2022-11-16 12:50:47,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:50:47,414 INFO L495 AbstractCegarLoop]: Abstraction has 602 states and 793 transitions. [2022-11-16 12:50:47,415 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-16 12:50:47,416 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 793 transitions. [2022-11-16 12:50:47,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 12:50:47,420 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:50:47,420 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:50:47,420 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-16 12:50:47,421 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:50:47,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:50:47,421 INFO L85 PathProgramCache]: Analyzing trace with hash -1552269394, now seen corresponding path program 1 times [2022-11-16 12:50:47,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:50:47,422 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668345410] [2022-11-16 12:50:47,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:50:47,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:50:47,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:47,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-16 12:50:47,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:47,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-16 12:50:47,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:47,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-16 12:50:47,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:47,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-16 12:50:47,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:47,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-16 12:50:47,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:47,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-11-16 12:50:47,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:47,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-11-16 12:50:47,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:47,755 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 12:50:47,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:50:47,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668345410] [2022-11-16 12:50:47,755 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668345410] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 12:50:47,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1996118462] [2022-11-16 12:50:47,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:50:47,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:50:47,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:50:47,757 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 12:50:47,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-16 12:50:48,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:48,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 630 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:50:48,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:50:48,108 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-16 12:50:48,108 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:50:48,109 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1996118462] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:50:48,109 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-16 12:50:48,109 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 10 [2022-11-16 12:50:48,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503828472] [2022-11-16 12:50:48,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:50:48,110 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:50:48,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:50:48,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:50:48,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-11-16 12:50:48,111 INFO L87 Difference]: Start difference. First operand 602 states and 793 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-16 12:50:48,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:50:48,223 INFO L93 Difference]: Finished difference Result 1530 states and 2013 transitions. [2022-11-16 12:50:48,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:50:48,224 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 73 [2022-11-16 12:50:48,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:50:48,229 INFO L225 Difference]: With dead ends: 1530 [2022-11-16 12:50:48,229 INFO L226 Difference]: Without dead ends: 931 [2022-11-16 12:50:48,231 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-11-16 12:50:48,232 INFO L413 NwaCegarLoop]: 271 mSDtfsCounter, 160 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 491 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:50:48,232 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [160 Valid, 491 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 12:50:48,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 931 states. [2022-11-16 12:50:48,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 931 to 927. [2022-11-16 12:50:48,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 927 states, 742 states have (on average 1.3221024258760108) internal successors, (981), 750 states have internal predecessors, (981), 115 states have call successors, (115), 66 states have call predecessors, (115), 69 states have return successors, (122), 118 states have call predecessors, (122), 114 states have call successors, (122) [2022-11-16 12:50:48,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 927 states and 1218 transitions. [2022-11-16 12:50:48,355 INFO L78 Accepts]: Start accepts. Automaton has 927 states and 1218 transitions. Word has length 73 [2022-11-16 12:50:48,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:50:48,357 INFO L495 AbstractCegarLoop]: Abstraction has 927 states and 1218 transitions. [2022-11-16 12:50:48,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-16 12:50:48,358 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1218 transitions. [2022-11-16 12:50:48,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-16 12:50:48,362 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:50:48,362 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:50:48,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-16 12:50:48,569 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:50:48,569 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:50:48,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:50:48,570 INFO L85 PathProgramCache]: Analyzing trace with hash 1511372699, now seen corresponding path program 1 times [2022-11-16 12:50:48,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:50:48,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766190098] [2022-11-16 12:50:48,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:50:48,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:50:48,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:50:48,634 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:50:48,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:50:48,736 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:50:48,737 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-16 12:50:48,738 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 12:50:48,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-16 12:50:48,743 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:50:48,747 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 12:50:48,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:50:48 BoogieIcfgContainer [2022-11-16 12:50:48,861 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 12:50:48,862 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 12:50:48,862 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 12:50:48,862 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 12:50:48,863 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:50:42" (3/4) ... [2022-11-16 12:50:48,868 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 12:50:48,868 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 12:50:48,869 INFO L158 Benchmark]: Toolchain (without parser) took 9397.70ms. Allocated memory was 125.8MB in the beginning and 211.8MB in the end (delta: 86.0MB). Free memory was 85.6MB in the beginning and 87.4MB in the end (delta: -1.8MB). Peak memory consumption was 82.4MB. Max. memory is 16.1GB. [2022-11-16 12:50:48,869 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 125.8MB. Free memory was 97.2MB in the beginning and 97.1MB in the end (delta: 30.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:50:48,869 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1169.03ms. Allocated memory is still 125.8MB. Free memory was 85.3MB in the beginning and 58.6MB in the end (delta: 26.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-16 12:50:48,870 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.98ms. Allocated memory is still 125.8MB. Free memory was 58.6MB in the beginning and 54.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 12:50:48,870 INFO L158 Benchmark]: Boogie Preprocessor took 82.42ms. Allocated memory is still 125.8MB. Free memory was 54.5MB in the beginning and 49.6MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 12:50:48,870 INFO L158 Benchmark]: RCFGBuilder took 1225.09ms. Allocated memory was 125.8MB in the beginning and 176.2MB in the end (delta: 50.3MB). Free memory was 49.6MB in the beginning and 108.3MB in the end (delta: -58.7MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2022-11-16 12:50:48,871 INFO L158 Benchmark]: TraceAbstraction took 6804.98ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 107.2MB in the beginning and 87.4MB in the end (delta: 19.8MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. [2022-11-16 12:50:48,871 INFO L158 Benchmark]: Witness Printer took 6.27ms. Allocated memory is still 211.8MB. Free memory is still 87.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:50:48,873 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 125.8MB. Free memory was 97.2MB in the beginning and 97.1MB in the end (delta: 30.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1169.03ms. Allocated memory is still 125.8MB. Free memory was 85.3MB in the beginning and 58.6MB in the end (delta: 26.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.98ms. Allocated memory is still 125.8MB. Free memory was 58.6MB in the beginning and 54.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.42ms. Allocated memory is still 125.8MB. Free memory was 54.5MB in the beginning and 49.6MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1225.09ms. Allocated memory was 125.8MB in the beginning and 176.2MB in the end (delta: 50.3MB). Free memory was 49.6MB in the beginning and 108.3MB in the end (delta: -58.7MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. * TraceAbstraction took 6804.98ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 107.2MB in the beginning and 87.4MB in the end (delta: 19.8MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. * Witness Printer took 6.27ms. Allocated memory is still 211.8MB. Free memory is still 87.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 - UnprovableResult [Line: 3317]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 2900, overapproximation of bitwiseOr at line 2678, overapproximation of bitwiseAnd at line 2898. Possible FailurePath: [L2781] struct platform_device *iio_interrupt_trigger_driver_group1 ; [L2767] int LDV_IN_INTERRUPT = 1; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2773] int ldv_irq_line_1_3 ; [L2784] int ldv_irq_line_1_2 ; [L2780] int ldv_irq_line_1_1 ; [L2776] int ldv_irq_line_1_0 ; [L2779] int ref_cnt ; [L2881] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2774] void *ldv_irq_data_1_0 ; [L2782] void *ldv_irq_data_1_2 ; [L2769] void *ldv_irq_data_1_1 ; [L2770] int ldv_irq_1_1 = 0; [L2771] int ldv_irq_1_0 = 0; [L2768] int ldv_irq_1_3 = 0; [L2766] int ldv_irq_1_2 = 0; [L2778] void *ldv_irq_data_1_3 ; [L2772] int probed_2 = 0; [L2984] int ldv_retval_0 ; [L2985] int ldv_retval_1 ; [L2988] int ldv_retval_2 ; [L3356] int ldv_module_refcounter = 1; [L2777] int ldv_state_variable_2 ; [L2775] int ldv_state_variable_0 ; [L2783] int ldv_state_variable_1 ; VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3137] int tmp ; [L3138] int tmp___0 ; [L3139] int tmp___1 ; [L3141] FCALL ldv_initialize() [L3142] ldv_state_variable_1 = 1 [L3143] ref_cnt = 0 [L3144] ldv_state_variable_0 = 1 [L3145] ldv_state_variable_2 = 0 VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3147] tmp = __VERIFIER_nondet_int() [L3149] case 0: [L3155] case 1: VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0, tmp=1] [L3156] COND TRUE ldv_state_variable_0 != 0 [L3157] tmp___0 = __VERIFIER_nondet_int() [L3159] case 0: [L3167] case 1: VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0, tmp=1, tmp___0=1] [L3168] COND TRUE ldv_state_variable_0 == 1 [L3169] CALL, EXPR iio_interrupt_trigger_driver_init() [L2971] int tmp ; [L2973] CALL, EXPR ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L3294] ldv_func_ret_type___0 ldv_func_res ; [L3295] int tmp ; [L3297] CALL, EXPR __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3424] return __VERIFIER_nondet_int(); [L3297] RET, EXPR __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3297] tmp = __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3298] ldv_func_res = tmp [L3299] ldv_state_variable_2 = 1 [L3300] CALL ldv_platform_driver_init_2() [L3102] void *tmp ; [L3104] CALL, EXPR ldv_init_zalloc(1472UL) [L2726] void *p ; [L2727] void *tmp ; [L2729] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=1472, __this_module={4294967297:4294967298}, calloc(1UL, size)={-18446744073709551617:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=1472] [L2729] tmp = calloc(1UL, size) [L2730] p = tmp VAL [\old(size)=1472, __this_module={4294967297:4294967298}, calloc(1UL, size)={-18446744073709551617:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-18446744073709551617:0}, probed_2=0, ref_cnt=0, size=1472, tmp={-18446744073709551617:0}] [L2731] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2688] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={4294967297:4294967298}, cond=1, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2731] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=1472, __this_module={4294967297:4294967298}, calloc(1UL, size)={-18446744073709551617:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-18446744073709551617:0}, probed_2=0, ref_cnt=0, size=1472, tmp={-18446744073709551617:0}] [L2732] return (p); VAL [\old(size)=1472, \result={-18446744073709551617:0}, __this_module={4294967297:4294967298}, calloc(1UL, size)={-18446744073709551617:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-18446744073709551617:0}, probed_2=0, ref_cnt=0, size=1472, tmp={-18446744073709551617:0}] [L3104] RET, EXPR ldv_init_zalloc(1472UL) [L3104] tmp = ldv_init_zalloc(1472UL) [L3105] iio_interrupt_trigger_driver_group1 = (struct platform_device *)tmp VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp={-18446744073709551617:0}] [L3300] RET ldv_platform_driver_init_2() [L3301] return (ldv_func_res); VAL [\result=0, __this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, ldv_func_arg1={6:0}, ldv_func_arg1={6:0}, ldv_func_arg2={4294967297:4294967298}, ldv_func_arg2={4294967297:4294967298}, ldv_func_res=0, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=0] [L2973] RET, EXPR ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L2973] tmp = ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L2974] return (tmp); VAL [\result=0, __this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=0] [L3169] RET, EXPR iio_interrupt_trigger_driver_init() [L3169] ldv_retval_0 = iio_interrupt_trigger_driver_init() [L3170] COND TRUE ldv_retval_0 == 0 [L3171] ldv_state_variable_0 = 3 VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=1, tmp___0=1] [L3174] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=1, tmp___0=1] [L3147] tmp = __VERIFIER_nondet_int() [L3149] case 0: [L3155] case 1: [L3189] case 2: VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=2, tmp___0=1] [L3190] COND TRUE ldv_state_variable_2 != 0 [L3191] tmp___1 = __VERIFIER_nondet_int() [L3193] case 0: VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=2, tmp___0=1, tmp___1=0] [L3194] COND TRUE ldv_state_variable_2 == 1 VAL [__this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=2, tmp___0=1, tmp___1=0] [L3195] CALL iio_interrupt_trigger_probe(iio_interrupt_trigger_driver_group1) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2884] struct iio_interrupt_trigger_info *trig_info ; [L2885] struct iio_trigger *trig ; [L2886] unsigned long irqflags ; [L2887] struct resource *irq_res ; [L2888] int irq ; [L2889] int ret ; [L2890] void *tmp ; [L2892] ret = 0 [L2893] CALL, EXPR platform_get_resource(pdev, 1024U, 0U) [L3452] CALL, EXPR ldv_malloc(sizeof(struct resource)) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=56, __this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2692] void *p ; [L2693] void *tmp ; [L2694] int tmp___0 ; [L2696] tmp___0 = __VERIFIER_nondet_int() [L2697] COND FALSE !(tmp___0 != 0) [L2700] tmp = malloc(size) [L2701] p = tmp VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=56, __this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-36893488147419103233:0}, probed_2=0, ref_cnt=0, size=56, tmp={-36893488147419103233:0}, tmp___0=0] [L2702] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2688] COND FALSE !(!cond) VAL [\old(cond)=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967297:4294967298}, cond=1, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2702] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=56, __this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-36893488147419103233:0}, probed_2=0, ref_cnt=0, size=56, tmp={-36893488147419103233:0}, tmp___0=0] [L2703] return (p); VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=56, \result={-36893488147419103233:0}, __this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={-36893488147419103233:0}, probed_2=0, ref_cnt=0, size=56, tmp={-36893488147419103233:0}, tmp___0=0] [L3452] RET, EXPR ldv_malloc(sizeof(struct resource)) VAL [\old(arg1)=1024, \old(arg2)=0, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967297:4294967298}, arg0={-18446744073709551617:0}, arg0={-18446744073709551617:0}, arg1=1024, arg2=0, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(sizeof(struct resource))={-36893488147419103233:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3452] return ldv_malloc(sizeof(struct resource)); [L2893] RET, EXPR platform_get_resource(pdev, 1024U, 0U) [L2893] irq_res = platform_get_resource(pdev, 1024U, 0U) [L2894] COND FALSE !((unsigned long )irq_res == (unsigned long )((struct resource *)0)) [L2898] EXPR irq_res->flags VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, irq_res={-36893488147419103233:0}, irq_res->flags=12, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, pdev={-18446744073709551617:0}, pdev={-18446744073709551617:0}, probed_2=0, ref_cnt=0, ret=0] [L2898] irqflags = (irq_res->flags & 15UL) | 128UL VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, irq_res={-36893488147419103233:0}, irq_res->flags=12, irqflags=128, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, pdev={-18446744073709551617:0}, pdev={-18446744073709551617:0}, probed_2=0, ref_cnt=0, ret=0] [L2899] EXPR irq_res->start [L2899] irq = (int )irq_res->start [L2900] trig = iio_trigger_alloc("irqtrig%d", irq) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, iio_trigger_alloc("irqtrig%d", irq)={-8:9}, irq=-2, irq_res={-36893488147419103233:0}, irqflags=128, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, pdev={-18446744073709551617:0}, pdev={-18446744073709551617:0}, probed_2=0, ref_cnt=0, ret=0, trig={-8:9}] [L2901] COND FALSE !((unsigned long )trig == (unsigned long )((struct iio_trigger *)0)) [L2906] CALL, EXPR kzalloc(4UL, 208U) [L2676] void *tmp ; [L2678] CALL, EXPR kmalloc(size, flags | 32768U) [L2667] void *tmp___2 ; [L2669] CALL, EXPR __kmalloc(size, flags) [L2662] CALL, EXPR ldv_malloc(size) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, __this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2692] void *p ; [L2693] void *tmp ; [L2694] int tmp___0 ; [L2696] tmp___0 = __VERIFIER_nondet_int() [L2697] COND TRUE tmp___0 != 0 [L2698] return ((void *)0); VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, \result={0:0}, __this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=4, tmp___0=1] [L2662] RET, EXPR ldv_malloc(size) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, \old(t)=32768, __this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(size)={0:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=4, t=32768] [L2662] return ldv_malloc(size); [L2669] RET, EXPR __kmalloc(size, flags) [L2669] tmp___2 = __kmalloc(size, flags) [L2670] return (tmp___2); VAL [\old(flags)=32768, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, \result={0:0}, __this_module={4294967297:4294967298}, flags=32768, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=4, tmp___2={0:0}] [L2678] RET, EXPR kmalloc(size, flags | 32768U) [L2678] tmp = kmalloc(size, flags | 32768U) [L2679] return (tmp); VAL [\old(flags)=208, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, \result={0:0}, __this_module={4294967297:4294967298}, flags=208, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=4, tmp={0:0}] [L2906] RET, EXPR kzalloc(4UL, 208U) [L2906] tmp = kzalloc(4UL, 208U) [L2907] trig_info = (struct iio_interrupt_trigger_info *)tmp VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, iio_trigger_alloc("irqtrig%d", irq)={-8:9}, irq=-2, irq_res={-36893488147419103233:0}, irqflags=128, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, pdev={-18446744073709551617:0}, pdev={-18446744073709551617:0}, probed_2=0, ref_cnt=0, ret=0, tmp={0:0}, trig={-8:9}, trig_info={0:0}] [L2908] COND TRUE (unsigned long )trig_info == (unsigned long )((struct iio_interrupt_trigger_info *)0) [L2909] ret = -12 VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, iio_trigger_alloc("irqtrig%d", irq)={-8:9}, irq=-2, irq_res={-36893488147419103233:0}, irqflags=128, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, pdev={-18446744073709551617:0}, pdev={-18446744073709551617:0}, probed_2=0, ref_cnt=0, ret=-12, tmp={0:0}, trig={-8:9}, trig_info={0:0}] [L2935] CALL iio_trigger_put(trig) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2850] EXPR trig->ops [L2850] EXPR (trig->ops)->owner [L2850] CALL ldv_module_put_5((trig->ops)->owner) [L3247] CALL ldv_module_put(ldv_func_arg1) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, module={11:-10}, probed_2=0, ref_cnt=0] [L3387] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, module={11:-10}, module={11:-10}, probed_2=0, ref_cnt=0] [L3388] COND TRUE ldv_module_refcounter <= 1 VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, module={11:-10}, module={11:-10}, probed_2=0, ref_cnt=0] [L3389] CALL ldv_error() VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3317] reach_error() VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_0)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_1)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_2)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_data_1_3)=0, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={4294967297:4294967298}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={-18446744073709551617:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 16 procedures, 196 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.6s, OverallIterations: 8, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 2.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1676 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1629 mSDsluCounter, 3781 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2295 mSDsCounter, 387 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 837 IncrementalHoareTripleChecker+Invalid, 1224 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 387 mSolverCounterUnsat, 1486 mSDtfsCounter, 837 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 233 GetRequests, 193 SyntacticMatches, 2 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=927occurred in iteration=7, InterpolantAutomatonStates: 39, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 7 MinimizatonAttempts, 205 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 545 NumberOfCodeBlocks, 545 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 464 ConstructedInterpolants, 0 QuantifiedInterpolants, 872 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1276 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 9 InterpolantComputations, 7 PerfectInterpolantSequences, 32/36 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-16 12:50:48,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8 --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 c8d89254e21d3cff4bd8dad11ae69c000c4021a6b9610439085c76aaeb5514f3 --- 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-e04fb08 [2022-11-16 12:50:51,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:50:51,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:50:51,233 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:50:51,234 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:50:51,238 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:50:51,241 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:50:51,247 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:50:51,249 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:50:51,255 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:50:51,256 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:50:51,258 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:50:51,259 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:50:51,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:50:51,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:50:51,265 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:50:51,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:50:51,269 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:50:51,274 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:50:51,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:50:51,283 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:50:51,286 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:50:51,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:50:51,289 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:50:51,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:50:51,298 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:50:51,299 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:50:51,300 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:50:51,301 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:50:51,302 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:50:51,303 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:50:51,304 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:50:51,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:50:51,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:50:51,307 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:50:51,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:50:51,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:50:51,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:50:51,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:50:51,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:50:51,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:50:51,317 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-16 12:50:51,355 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:50:51,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:50:51,358 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:50:51,358 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:50:51,360 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:50:51,360 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:50:51,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:50:51,362 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:50:51,362 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:50:51,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:50:51,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:50:51,364 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:50:51,364 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:50:51,365 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:50:51,365 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 12:50:51,366 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 12:50:51,366 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 12:50:51,366 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:50:51,366 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:50:51,367 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:50:51,367 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:50:51,367 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:50:51,368 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:50:51,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:50:51,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:50:51,368 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:50:51,369 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:50:51,369 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 12:50:51,370 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 12:50:51,370 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:50:51,370 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:50:51,370 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:50:51,371 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 12:50:51,371 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8d89254e21d3cff4bd8dad11ae69c000c4021a6b9610439085c76aaeb5514f3 [2022-11-16 12:50:51,799 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:50:51,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:50:51,827 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:50:51,828 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:50:51,831 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:50:51,833 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2022-11-16 12:50:51,910 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/data/fece631d3/6ce470b8993c4af3baae2db9e938dfa9/FLAG5d079350f [2022-11-16 12:50:52,659 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:50:52,660 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2022-11-16 12:50:52,684 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/data/fece631d3/6ce470b8993c4af3baae2db9e938dfa9/FLAG5d079350f [2022-11-16 12:50:52,791 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/data/fece631d3/6ce470b8993c4af3baae2db9e938dfa9 [2022-11-16 12:50:52,794 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:50:52,796 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:50:52,799 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:50:52,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:50:52,803 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:50:52,804 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:50:52" (1/1) ... [2022-11-16 12:50:52,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a5c6b29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:52, skipping insertion in model container [2022-11-16 12:50:52,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:50:52" (1/1) ... [2022-11-16 12:50:52,814 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:50:52,915 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:50:53,597 WARN L229 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_b4c05bb9-4594-49c9-93b7-a0301e333302/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i[90555,90568] [2022-11-16 12:50:53,638 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:50:53,665 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-16 12:50:53,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:50:53,806 WARN L229 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_b4c05bb9-4594-49c9-93b7-a0301e333302/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i[90555,90568] [2022-11-16 12:50:53,819 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:50:53,830 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:50:53,993 WARN L229 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_b4c05bb9-4594-49c9-93b7-a0301e333302/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i[90555,90568] [2022-11-16 12:50:54,008 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:50:54,071 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:50:54,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:54 WrapperNode [2022-11-16 12:50:54,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:50:54,073 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:50:54,074 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:50:54,074 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:50:54,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:54" (1/1) ... [2022-11-16 12:50:54,127 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:54" (1/1) ... [2022-11-16 12:50:54,193 INFO L138 Inliner]: procedures = 93, calls = 127, calls flagged for inlining = 39, calls inlined = 34, statements flattened = 518 [2022-11-16 12:50:54,198 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:50:54,199 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:50:54,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:50:54,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:50:54,211 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:54" (1/1) ... [2022-11-16 12:50:54,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:54" (1/1) ... [2022-11-16 12:50:54,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:54" (1/1) ... [2022-11-16 12:50:54,244 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:54" (1/1) ... [2022-11-16 12:50:54,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:54" (1/1) ... [2022-11-16 12:50:54,303 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:54" (1/1) ... [2022-11-16 12:50:54,308 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:54" (1/1) ... [2022-11-16 12:50:54,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:54" (1/1) ... [2022-11-16 12:50:54,319 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:50:54,320 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:50:54,320 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:50:54,321 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:50:54,321 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:54" (1/1) ... [2022-11-16 12:50:54,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:50:54,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:50:54,364 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:50:54,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:50:54,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:50:54,414 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-16 12:50:54,414 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-16 12:50:54,414 INFO L130 BoogieDeclarations]: Found specification of procedure iio_interrupt_trigger_probe [2022-11-16 12:50:54,415 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_interrupt_trigger_probe [2022-11-16 12:50:54,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 12:50:54,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-11-16 12:50:54,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-11-16 12:50:54,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-11-16 12:50:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-16 12:50:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-16 12:50:54,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-16 12:50:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-16 12:50:54,416 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-16 12:50:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 12:50:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-16 12:50:54,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-16 12:50:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure iio_trigger_put [2022-11-16 12:50:54,417 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_trigger_put [2022-11-16 12:50:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-11-16 12:50:54,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-11-16 12:50:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 12:50:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-16 12:50:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-11-16 12:50:54,419 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-11-16 12:50:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 12:50:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-16 12:50:54,419 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-16 12:50:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-16 12:50:54,420 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-16 12:50:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-16 12:50:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-16 12:50:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-16 12:50:54,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-16 12:50:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2022-11-16 12:50:54,421 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2022-11-16 12:50:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 12:50:54,422 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 12:50:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 12:50:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure iio_interrupt_trigger_remove [2022-11-16 12:50:54,422 INFO L138 BoogieDeclarations]: Found implementation of procedure iio_interrupt_trigger_remove [2022-11-16 12:50:54,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:50:54,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:50:54,794 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:50:54,797 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:50:55,248 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-16 12:50:55,630 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:50:55,638 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:50:55,638 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-16 12:50:55,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:50:55 BoogieIcfgContainer [2022-11-16 12:50:55,641 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:50:55,643 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:50:55,644 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:50:55,647 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:50:55,647 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:50:52" (1/3) ... [2022-11-16 12:50:55,648 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@317d38db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:50:55, skipping insertion in model container [2022-11-16 12:50:55,648 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:50:54" (2/3) ... [2022-11-16 12:50:55,648 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@317d38db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:50:55, skipping insertion in model container [2022-11-16 12:50:55,649 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:50:55" (3/3) ... [2022-11-16 12:50:55,650 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2022-11-16 12:50:55,668 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:50:55,669 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:50:55,722 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:50:55,728 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;@7f02cd07, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:50:55,728 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:50:55,733 INFO L276 IsEmpty]: Start isEmpty. Operand has 192 states, 144 states have (on average 1.3680555555555556) internal successors, (197), 154 states have internal predecessors, (197), 32 states have call successors, (32), 15 states have call predecessors, (32), 14 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2022-11-16 12:50:55,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-16 12:50:55,743 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:50:55,744 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:50:55,744 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:50:55,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:50:55,750 INFO L85 PathProgramCache]: Analyzing trace with hash -680376095, now seen corresponding path program 1 times [2022-11-16 12:50:55,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:50:55,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [979063170] [2022-11-16 12:50:55,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:50:55,764 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:50:55,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:50:55,771 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:50:55,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-16 12:50:55,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:55,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:50:56,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:50:56,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:50:56,054 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:50:56,055 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:50:56,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [979063170] [2022-11-16 12:50:56,056 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [979063170] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:50:56,056 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:50:56,056 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:50:56,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604563295] [2022-11-16 12:50:56,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:50:56,063 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:50:56,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:50:56,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:50:56,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:50:56,092 INFO L87 Difference]: Start difference. First operand has 192 states, 144 states have (on average 1.3680555555555556) internal successors, (197), 154 states have internal predecessors, (197), 32 states have call successors, (32), 15 states have call predecessors, (32), 14 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:50:56,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:50:56,336 INFO L93 Difference]: Finished difference Result 543 states and 753 transitions. [2022-11-16 12:50:56,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:50:56,339 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2022-11-16 12:50:56,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:50:56,356 INFO L225 Difference]: With dead ends: 543 [2022-11-16 12:50:56,359 INFO L226 Difference]: Without dead ends: 338 [2022-11-16 12:50:56,369 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:50:56,377 INFO L413 NwaCegarLoop]: 274 mSDtfsCounter, 228 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 500 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-16 12:50:56,382 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [228 Valid, 500 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-16 12:50:56,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2022-11-16 12:50:56,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 335. [2022-11-16 12:50:56,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 335 states, 259 states have (on average 1.332046332046332) internal successors, (345), 264 states have internal predecessors, (345), 50 states have call successors, (50), 26 states have call predecessors, (50), 25 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2022-11-16 12:50:56,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 443 transitions. [2022-11-16 12:50:56,467 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 443 transitions. Word has length 16 [2022-11-16 12:50:56,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:50:56,468 INFO L495 AbstractCegarLoop]: Abstraction has 335 states and 443 transitions. [2022-11-16 12:50:56,468 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:50:56,469 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 443 transitions. [2022-11-16 12:50:56,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-16 12:50:56,472 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:50:56,472 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:50:56,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-11-16 12:50:56,684 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:50:56,685 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:50:56,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:50:56,686 INFO L85 PathProgramCache]: Analyzing trace with hash 926225930, now seen corresponding path program 1 times [2022-11-16 12:50:56,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:50:56,687 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1447436068] [2022-11-16 12:50:56,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:50:56,687 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:50:56,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:50:56,691 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:50:56,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-16 12:50:56,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:56,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:50:56,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:50:56,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:50:56,968 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:50:56,968 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:50:56,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1447436068] [2022-11-16 12:50:56,969 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1447436068] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:50:56,969 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:50:56,969 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:50:56,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885983718] [2022-11-16 12:50:56,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:50:56,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:50:56,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:50:56,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:50:56,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:50:56,972 INFO L87 Difference]: Start difference. First operand 335 states and 443 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-16 12:50:57,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:50:57,070 INFO L93 Difference]: Finished difference Result 345 states and 451 transitions. [2022-11-16 12:50:57,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:50:57,071 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2022-11-16 12:50:57,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:50:57,078 INFO L225 Difference]: With dead ends: 345 [2022-11-16 12:50:57,078 INFO L226 Difference]: Without dead ends: 340 [2022-11-16 12:50:57,079 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:50:57,080 INFO L413 NwaCegarLoop]: 239 mSDtfsCounter, 231 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 231 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:50:57,090 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [231 Valid, 243 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 12:50:57,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2022-11-16 12:50:57,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 335. [2022-11-16 12:50:57,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 335 states, 259 states have (on average 1.3281853281853282) internal successors, (344), 264 states have internal predecessors, (344), 50 states have call successors, (50), 26 states have call predecessors, (50), 25 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2022-11-16 12:50:57,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 442 transitions. [2022-11-16 12:50:57,160 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 442 transitions. Word has length 32 [2022-11-16 12:50:57,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:50:57,161 INFO L495 AbstractCegarLoop]: Abstraction has 335 states and 442 transitions. [2022-11-16 12:50:57,161 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-16 12:50:57,161 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 442 transitions. [2022-11-16 12:50:57,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-16 12:50:57,169 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:50:57,169 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:50:57,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-16 12:50:57,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:50:57,383 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:50:57,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:50:57,384 INFO L85 PathProgramCache]: Analyzing trace with hash 983484232, now seen corresponding path program 1 times [2022-11-16 12:50:57,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:50:57,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1822774049] [2022-11-16 12:50:57,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:50:57,385 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:50:57,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:50:57,387 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:50:57,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-16 12:50:57,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:57,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:50:57,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:50:57,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:50:57,712 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:50:57,712 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:50:57,713 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1822774049] [2022-11-16 12:50:57,713 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1822774049] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:50:57,713 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:50:57,713 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 12:50:57,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354996079] [2022-11-16 12:50:57,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:50:57,715 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:50:57,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:50:57,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:50:57,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:50:57,716 INFO L87 Difference]: Start difference. First operand 335 states and 442 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-16 12:50:57,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:50:57,793 INFO L93 Difference]: Finished difference Result 664 states and 890 transitions. [2022-11-16 12:50:57,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:50:57,794 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2022-11-16 12:50:57,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:50:57,796 INFO L225 Difference]: With dead ends: 664 [2022-11-16 12:50:57,797 INFO L226 Difference]: Without dead ends: 327 [2022-11-16 12:50:57,798 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:50:57,799 INFO L413 NwaCegarLoop]: 231 mSDtfsCounter, 203 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 203 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:50:57,799 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [203 Valid, 231 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 12:50:57,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2022-11-16 12:50:57,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 326. [2022-11-16 12:50:57,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 326 states, 251 states have (on average 1.3227091633466135) internal successors, (332), 255 states have internal predecessors, (332), 49 states have call successors, (49), 26 states have call predecessors, (49), 25 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2022-11-16 12:50:57,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 429 transitions. [2022-11-16 12:50:57,861 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 429 transitions. Word has length 32 [2022-11-16 12:50:57,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:50:57,861 INFO L495 AbstractCegarLoop]: Abstraction has 326 states and 429 transitions. [2022-11-16 12:50:57,862 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-16 12:50:57,862 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 429 transitions. [2022-11-16 12:50:57,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-16 12:50:57,865 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:50:57,865 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:50:57,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-16 12:50:58,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:50:58,088 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:50:58,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:50:58,088 INFO L85 PathProgramCache]: Analyzing trace with hash 1303166475, now seen corresponding path program 1 times [2022-11-16 12:50:58,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:50:58,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1137871489] [2022-11-16 12:50:58,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:50:58,090 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:50:58,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:50:58,091 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:50:58,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-16 12:50:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:58,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:50:58,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:50:58,489 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-16 12:50:58,490 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:50:58,490 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:50:58,490 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1137871489] [2022-11-16 12:50:58,490 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1137871489] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:50:58,490 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:50:58,491 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:50:58,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933869469] [2022-11-16 12:50:58,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:50:58,491 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:50:58,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:50:58,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:50:58,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:50:58,493 INFO L87 Difference]: Start difference. First operand 326 states and 429 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-16 12:50:58,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:50:58,593 INFO L93 Difference]: Finished difference Result 732 states and 974 transitions. [2022-11-16 12:50:58,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:50:58,594 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 39 [2022-11-16 12:50:58,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:50:58,596 INFO L225 Difference]: With dead ends: 732 [2022-11-16 12:50:58,597 INFO L226 Difference]: Without dead ends: 409 [2022-11-16 12:50:58,598 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:50:58,599 INFO L413 NwaCegarLoop]: 231 mSDtfsCounter, 56 mSDsluCounter, 211 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 442 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:50:58,599 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 442 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 12:50:58,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2022-11-16 12:50:58,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 407. [2022-11-16 12:50:58,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 407 states, 322 states have (on average 1.3385093167701863) internal successors, (431), 326 states have internal predecessors, (431), 57 states have call successors, (57), 28 states have call predecessors, (57), 27 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2022-11-16 12:50:58,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 544 transitions. [2022-11-16 12:50:58,652 INFO L78 Accepts]: Start accepts. Automaton has 407 states and 544 transitions. Word has length 39 [2022-11-16 12:50:58,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:50:58,653 INFO L495 AbstractCegarLoop]: Abstraction has 407 states and 544 transitions. [2022-11-16 12:50:58,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-16 12:50:58,653 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 544 transitions. [2022-11-16 12:50:58,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-16 12:50:58,656 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:50:58,656 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:50:58,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-16 12:50:58,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:50:58,871 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:50:58,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:50:58,871 INFO L85 PathProgramCache]: Analyzing trace with hash 1902296280, now seen corresponding path program 1 times [2022-11-16 12:50:58,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:50:58,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1019620685] [2022-11-16 12:50:58,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:50:58,872 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:50:58,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:50:58,874 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:50:58,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-16 12:50:59,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:50:59,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-16 12:50:59,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:50:59,339 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 12:50:59,340 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:50:59,340 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:50:59,340 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1019620685] [2022-11-16 12:50:59,340 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1019620685] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:50:59,340 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:50:59,341 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 12:50:59,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287300349] [2022-11-16 12:50:59,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:50:59,342 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:50:59,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:50:59,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:50:59,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:50:59,343 INFO L87 Difference]: Start difference. First operand 407 states and 544 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-16 12:50:59,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:50:59,473 INFO L93 Difference]: Finished difference Result 825 states and 1105 transitions. [2022-11-16 12:50:59,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 12:50:59,474 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) Word has length 64 [2022-11-16 12:50:59,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:50:59,478 INFO L225 Difference]: With dead ends: 825 [2022-11-16 12:50:59,479 INFO L226 Difference]: Without dead ends: 421 [2022-11-16 12:50:59,480 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:50:59,481 INFO L413 NwaCegarLoop]: 223 mSDtfsCounter, 5 mSDsluCounter, 885 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 1108 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-16 12:50:59,481 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 1108 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-16 12:50:59,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2022-11-16 12:50:59,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 417. [2022-11-16 12:50:59,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 417 states, 330 states have (on average 1.3303030303030303) internal successors, (439), 334 states have internal predecessors, (439), 57 states have call successors, (57), 28 states have call predecessors, (57), 29 states have return successors, (60), 58 states have call predecessors, (60), 56 states have call successors, (60) [2022-11-16 12:50:59,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 556 transitions. [2022-11-16 12:50:59,536 INFO L78 Accepts]: Start accepts. Automaton has 417 states and 556 transitions. Word has length 64 [2022-11-16 12:50:59,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:50:59,536 INFO L495 AbstractCegarLoop]: Abstraction has 417 states and 556 transitions. [2022-11-16 12:50:59,537 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-16 12:50:59,537 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 556 transitions. [2022-11-16 12:50:59,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-16 12:50:59,539 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:50:59,539 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:50:59,564 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-16 12:50:59,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:50:59,759 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:50:59,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:50:59,760 INFO L85 PathProgramCache]: Analyzing trace with hash 1864691340, now seen corresponding path program 1 times [2022-11-16 12:50:59,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:50:59,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [870604574] [2022-11-16 12:50:59,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:50:59,761 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:50:59,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:50:59,763 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:50:59,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-11-16 12:51:00,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:51:00,263 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:51:00,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:51:00,747 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-11-16 12:51:00,748 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-16 12:51:00,749 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 12:51:00,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-11-16 12:51:00,968 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:51:00,972 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-11-16 12:51:00,977 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 12:51:01,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:51:01 BoogieIcfgContainer [2022-11-16 12:51:01,114 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 12:51:01,115 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 12:51:01,115 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 12:51:01,115 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 12:51:01,115 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:50:55" (3/4) ... [2022-11-16 12:51:01,118 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 12:51:01,119 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 12:51:01,119 INFO L158 Benchmark]: Toolchain (without parser) took 8323.34ms. Allocated memory was 81.8MB in the beginning and 155.2MB in the end (delta: 73.4MB). Free memory was 62.2MB in the beginning and 49.2MB in the end (delta: 13.0MB). Peak memory consumption was 84.5MB. Max. memory is 16.1GB. [2022-11-16 12:51:01,120 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 81.8MB. Free memory is still 62.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:51:01,120 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1273.62ms. Allocated memory was 81.8MB in the beginning and 121.6MB in the end (delta: 39.8MB). Free memory was 61.9MB in the beginning and 93.1MB in the end (delta: -31.1MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. [2022-11-16 12:51:01,120 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.16ms. Allocated memory is still 121.6MB. Free memory was 93.1MB in the beginning and 88.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 12:51:01,121 INFO L158 Benchmark]: Boogie Preprocessor took 119.94ms. Allocated memory is still 121.6MB. Free memory was 88.9MB in the beginning and 84.0MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 12:51:01,121 INFO L158 Benchmark]: RCFGBuilder took 1321.14ms. Allocated memory is still 121.6MB. Free memory was 84.0MB in the beginning and 69.7MB in the end (delta: 14.3MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. [2022-11-16 12:51:01,121 INFO L158 Benchmark]: TraceAbstraction took 5470.57ms. Allocated memory was 121.6MB in the beginning and 155.2MB in the end (delta: 33.6MB). Free memory was 68.9MB in the beginning and 49.2MB in the end (delta: 19.8MB). Peak memory consumption was 52.0MB. Max. memory is 16.1GB. [2022-11-16 12:51:01,122 INFO L158 Benchmark]: Witness Printer took 4.38ms. Allocated memory is still 155.2MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:51:01,123 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 81.8MB. Free memory is still 62.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1273.62ms. Allocated memory was 81.8MB in the beginning and 121.6MB in the end (delta: 39.8MB). Free memory was 61.9MB in the beginning and 93.1MB in the end (delta: -31.1MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.16ms. Allocated memory is still 121.6MB. Free memory was 93.1MB in the beginning and 88.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 119.94ms. Allocated memory is still 121.6MB. Free memory was 88.9MB in the beginning and 84.0MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1321.14ms. Allocated memory is still 121.6MB. Free memory was 84.0MB in the beginning and 69.7MB in the end (delta: 14.3MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. * TraceAbstraction took 5470.57ms. Allocated memory was 121.6MB in the beginning and 155.2MB in the end (delta: 33.6MB). Free memory was 68.9MB in the beginning and 49.2MB in the end (delta: 19.8MB). Peak memory consumption was 52.0MB. Max. memory is 16.1GB. * Witness Printer took 4.38ms. Allocated memory is still 155.2MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 - UnprovableResult [Line: 3317]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 2900. Possible FailurePath: [L2781] struct platform_device *iio_interrupt_trigger_driver_group1 ; [L2767] int LDV_IN_INTERRUPT = 1; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2773] int ldv_irq_line_1_3 ; [L2784] int ldv_irq_line_1_2 ; [L2780] int ldv_irq_line_1_1 ; [L2776] int ldv_irq_line_1_0 ; [L2779] int ref_cnt ; [L2881] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2774] void *ldv_irq_data_1_0 ; [L2782] void *ldv_irq_data_1_2 ; [L2769] void *ldv_irq_data_1_1 ; [L2770] int ldv_irq_1_1 = 0; [L2771] int ldv_irq_1_0 = 0; [L2768] int ldv_irq_1_3 = 0; [L2766] int ldv_irq_1_2 = 0; [L2778] void *ldv_irq_data_1_3 ; [L2772] int probed_2 = 0; [L2984] int ldv_retval_0 ; [L2985] int ldv_retval_1 ; [L2988] int ldv_retval_2 ; [L3356] int ldv_module_refcounter = 1; [L2777] int ldv_state_variable_2 ; [L2775] int ldv_state_variable_0 ; [L2783] int ldv_state_variable_1 ; VAL [__this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3137] int tmp ; [L3138] int tmp___0 ; [L3139] int tmp___1 ; [L3141] FCALL ldv_initialize() [L3142] ldv_state_variable_1 = 1 [L3143] ref_cnt = 0 [L3144] ldv_state_variable_0 = 1 [L3145] ldv_state_variable_2 = 0 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3147] tmp = __VERIFIER_nondet_int() [L3149] case 0: [L3155] case 1: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0, tmp=1] [L3156] COND TRUE ldv_state_variable_0 != 0 [L3157] tmp___0 = __VERIFIER_nondet_int() [L3159] case 0: [L3167] case 1: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0, tmp=1, tmp___0=1] [L3168] COND TRUE ldv_state_variable_0 == 1 [L3169] CALL, EXPR iio_interrupt_trigger_driver_init() [L2971] int tmp ; [L2973] CALL, EXPR ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L3294] ldv_func_ret_type___0 ldv_func_res ; [L3295] int tmp ; [L3297] CALL, EXPR __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3424] return __VERIFIER_nondet_int(); [L3297] RET, EXPR __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3297] tmp = __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3298] ldv_func_res = tmp [L3299] ldv_state_variable_2 = 1 [L3300] CALL ldv_platform_driver_init_2() [L3102] void *tmp ; [L3104] CALL, EXPR ldv_init_zalloc(1472UL) [L2726] void *p ; [L2727] void *tmp ; [L2729] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=1472, __this_module={0:0}, calloc(1UL, size)={15:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=1472] [L2729] tmp = calloc(1UL, size) [L2730] p = tmp VAL [\old(size)=1472, __this_module={0:0}, calloc(1UL, size)={15:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, p={15:0}, probed_2=0, ref_cnt=0, size=1472, tmp={15:0}] [L2731] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2688] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={0:0}, cond=1, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2731] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=1472, __this_module={0:0}, calloc(1UL, size)={15:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, p={15:0}, probed_2=0, ref_cnt=0, size=1472, tmp={15:0}] [L2732] return (p); VAL [\old(size)=1472, \result={15:0}, __this_module={0:0}, calloc(1UL, size)={15:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, p={15:0}, probed_2=0, ref_cnt=0, size=1472, tmp={15:0}] [L3104] RET, EXPR ldv_init_zalloc(1472UL) [L3104] tmp = ldv_init_zalloc(1472UL) [L3105] iio_interrupt_trigger_driver_group1 = (struct platform_device *)tmp VAL [__this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp={15:0}] [L3300] RET ldv_platform_driver_init_2() [L3301] return (ldv_func_res); VAL [\result=0, __this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, ldv_func_arg1={6:0}, ldv_func_arg1={6:0}, ldv_func_arg2={0:0}, ldv_func_arg2={0:0}, ldv_func_res=0, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=0] [L2973] RET, EXPR ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L2973] tmp = ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L2974] return (tmp); VAL [\result=0, __this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=0] [L3169] RET, EXPR iio_interrupt_trigger_driver_init() [L3169] ldv_retval_0 = iio_interrupt_trigger_driver_init() [L3170] COND TRUE ldv_retval_0 == 0 [L3171] ldv_state_variable_0 = 3 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=1, tmp___0=1] [L3174] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=1, tmp___0=1] [L3147] tmp = __VERIFIER_nondet_int() [L3149] case 0: [L3155] case 1: [L3189] case 2: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=2, tmp___0=1] [L3190] COND TRUE ldv_state_variable_2 != 0 [L3191] tmp___1 = __VERIFIER_nondet_int() [L3193] case 0: VAL [__this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=2, tmp___0=1, tmp___1=0] [L3194] COND TRUE ldv_state_variable_2 == 1 VAL [__this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, tmp=2, tmp___0=1, tmp___1=0] [L3195] CALL iio_interrupt_trigger_probe(iio_interrupt_trigger_driver_group1) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2884] struct iio_interrupt_trigger_info *trig_info ; [L2885] struct iio_trigger *trig ; [L2886] unsigned long irqflags ; [L2887] struct resource *irq_res ; [L2888] int irq ; [L2889] int ret ; [L2890] void *tmp ; [L2892] ret = 0 [L2893] CALL, EXPR platform_get_resource(pdev, 1024U, 0U) [L3452] CALL, EXPR ldv_malloc(sizeof(struct resource)) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=56, __this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2692] void *p ; [L2693] void *tmp ; [L2694] int tmp___0 ; [L2696] tmp___0 = __VERIFIER_nondet_int() [L2697] COND FALSE !(tmp___0 != 0) [L2700] tmp = malloc(size) [L2701] p = tmp VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=56, __this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={17:0}, probed_2=0, ref_cnt=0, size=56, tmp={17:0}, tmp___0=0] [L2702] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2688] COND FALSE !(!cond) VAL [\old(cond)=1, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, cond=1, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2702] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=56, __this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={17:0}, probed_2=0, ref_cnt=0, size=56, tmp={17:0}, tmp___0=0] [L2703] return (p); VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=56, \result={17:0}, __this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, p={17:0}, probed_2=0, ref_cnt=0, size=56, tmp={17:0}, tmp___0=0] [L3452] RET, EXPR ldv_malloc(sizeof(struct resource)) VAL [\old(arg1)=null, \old(arg2)=null, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, arg0={15:0}, arg0={15:0}, arg1=null, arg2=null, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(sizeof(struct resource))={17:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3452] return ldv_malloc(sizeof(struct resource)); [L2893] RET, EXPR platform_get_resource(pdev, 1024U, 0U) [L2893] irq_res = platform_get_resource(pdev, 1024U, 0U) [L2894] COND FALSE !((unsigned long )irq_res == (unsigned long )((struct resource *)0)) [L2898] EXPR irq_res->flags [L2898] irqflags = (irq_res->flags & 15UL) | 128UL [L2899] EXPR irq_res->start [L2899] irq = (int )irq_res->start [L2900] trig = iio_trigger_alloc("irqtrig%d", irq) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, iio_trigger_alloc("irqtrig%d", irq)={-9223372036854775808:0}, irq=0, irq_res={17:0}, irqflags=128, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, pdev={15:0}, pdev={15:0}, probed_2=0, ref_cnt=0, ret=0, trig={-9223372036854775808:0}] [L2901] COND FALSE !((unsigned long )trig == (unsigned long )((struct iio_trigger *)0)) [L2906] CALL, EXPR kzalloc(4UL, 208U) [L2676] void *tmp ; [L2678] CALL, EXPR kmalloc(size, flags | 32768U) [L2667] void *tmp___2 ; [L2669] CALL, EXPR __kmalloc(size, flags) [L2662] CALL, EXPR ldv_malloc(size) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, __this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2692] void *p ; [L2693] void *tmp ; [L2694] int tmp___0 ; [L2696] tmp___0 = __VERIFIER_nondet_int() [L2697] COND TRUE tmp___0 != 0 [L2698] return ((void *)0); VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, \result={0:0}, __this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=4, tmp___0=2147483648] [L2662] RET, EXPR ldv_malloc(size) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, \old(t)=32976, __this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(size)={0:0}, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=4, t=32976] [L2662] return ldv_malloc(size); [L2669] RET, EXPR __kmalloc(size, flags) [L2669] tmp___2 = __kmalloc(size, flags) [L2670] return (tmp___2); VAL [\old(flags)=32976, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, \result={0:0}, __this_module={0:0}, flags=32976, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=4, tmp___2={0:0}] [L2678] RET, EXPR kmalloc(size, flags | 32768U) [L2678] tmp = kmalloc(size, flags | 32768U) [L2679] return (tmp); VAL [\old(flags)=208, \old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, \old(size)=4, \result={0:0}, __this_module={0:0}, flags=208, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0, size=4, tmp={0:0}] [L2906] RET, EXPR kzalloc(4UL, 208U) [L2906] tmp = kzalloc(4UL, 208U) [L2907] trig_info = (struct iio_interrupt_trigger_info *)tmp VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, iio_trigger_alloc("irqtrig%d", irq)={-9223372036854775808:0}, irq=0, irq_res={17:0}, irqflags=128, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, pdev={15:0}, pdev={15:0}, probed_2=0, ref_cnt=0, ret=0, tmp={0:0}, trig={-9223372036854775808:0}, trig_info={0:0}] [L2908] COND TRUE (unsigned long )trig_info == (unsigned long )((struct iio_interrupt_trigger_info *)0) [L2909] ret = -12 VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, iio_trigger_alloc("irqtrig%d", irq)={-9223372036854775808:0}, irq=0, irq_res={17:0}, irqflags=128, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, pdev={15:0}, pdev={15:0}, probed_2=0, ref_cnt=0, ret=4294967284, tmp={0:0}, trig={-9223372036854775808:0}, trig_info={0:0}] [L2935] CALL iio_trigger_put(trig) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2850] EXPR trig->ops [L2850] EXPR (trig->ops)->owner [L2850] CALL ldv_module_put_5((trig->ops)->owner) [L3247] CALL ldv_module_put(ldv_func_arg1) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, module={0:-9223372036854775808}, probed_2=0, ref_cnt=0] [L3387] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, module={0:-9223372036854775808}, module={0:-9223372036854775808}, probed_2=0, ref_cnt=0] [L3388] COND TRUE ldv_module_refcounter <= 1 VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, module={0:-9223372036854775808}, module={0:-9223372036854775808}, probed_2=0, ref_cnt=0] [L3389] CALL ldv_error() VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3317] reach_error() VAL [\old(ldv_irq_1_0)=0, \old(ldv_irq_1_1)=0, \old(ldv_irq_1_2)=0, \old(ldv_irq_1_3)=0, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_0)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_1)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_2)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_data_1_3)=null, \old(ldv_irq_line_1_0)=0, \old(ldv_irq_line_1_1)=0, \old(ldv_irq_line_1_2)=0, \old(ldv_irq_line_1_3)=0, \old(ldv_module_refcounter)=1, __this_module={0:0}, iio_interrupt_trigger_driver={6:0}, iio_interrupt_trigger_driver_group1={15:0}, iio_interrupt_trigger_ops={7:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 16 procedures, 193 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.3s, OverallIterations: 6, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 723 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 723 mSDsluCounter, 2524 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1326 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 51 IncrementalHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 1198 mSDtfsCounter, 51 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 179 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=417occurred in iteration=5, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 15 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 178 ConstructedInterpolants, 0 QuantifiedInterpolants, 290 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1152 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 11/11 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-16 12:51:01,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4c05bb9-4594-49c9-93b7-a0301e333302/bin/uautomizer-tPACEb0tL8/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: UNKNOWN: Overapproximated counterexample