./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a21c6a20-3af1-411e-b334-15eb3a9b5f30/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a21c6a20-3af1-411e-b334-15eb3a9b5f30/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a21c6a20-3af1-411e-b334-15eb3a9b5f30/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a21c6a20-3af1-411e-b334-15eb3a9b5f30/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a21c6a20-3af1-411e-b334-15eb3a9b5f30/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a21c6a20-3af1-411e-b334-15eb3a9b5f30/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --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 b4ab5f9a609d808b1cc730f70e246b6cee2b77e8055db2b71a14eb45eb69a8df --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:27:55,874 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:27:55,984 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a21c6a20-3af1-411e-b334-15eb3a9b5f30/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-08 17:27:55,991 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:27:55,994 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:27:56,034 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:27:56,035 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:27:56,035 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:27:56,037 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:27:56,039 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:27:56,040 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:27:56,040 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:27:56,041 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:27:56,042 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:27:56,046 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:27:56,046 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:27:56,047 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:27:56,047 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 17:27:56,048 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:27:56,048 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:27:56,048 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:27:56,049 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:27:56,050 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:27:56,050 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:27:56,050 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:27:56,051 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:27:56,051 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:27:56,052 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:27:56,052 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:27:56,052 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:27:56,053 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:27:56,054 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:27:56,054 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:27:56,054 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 17:27:56,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 17:27:56,055 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:27:56,055 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:27:56,056 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:27:56,056 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:27:56,056 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_a21c6a20-3af1-411e-b334-15eb3a9b5f30/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a21c6a20-3af1-411e-b334-15eb3a9b5f30/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b4ab5f9a609d808b1cc730f70e246b6cee2b77e8055db2b71a14eb45eb69a8df [2024-11-08 17:27:56,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:27:56,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:27:56,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:27:56,395 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:27:56,395 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:27:56,397 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a21c6a20-3af1-411e-b334-15eb3a9b5f30/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i Unable to find full path for "g++" [2024-11-08 17:27:58,466 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:27:59,049 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:27:59,049 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a21c6a20-3af1-411e-b334-15eb3a9b5f30/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i [2024-11-08 17:27:59,106 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a21c6a20-3af1-411e-b334-15eb3a9b5f30/bin/uautomizer-verify-jihMAELWvX/data/4c3e8cf95/b7ecf78a0e9341c69c034e23fd043a14/FLAG693c5d1ac [2024-11-08 17:27:59,577 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a21c6a20-3af1-411e-b334-15eb3a9b5f30/bin/uautomizer-verify-jihMAELWvX/data/4c3e8cf95/b7ecf78a0e9341c69c034e23fd043a14 [2024-11-08 17:27:59,580 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:27:59,582 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:27:59,584 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:27:59,584 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:27:59,591 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:27:59,592 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:27:59" (1/1) ... [2024-11-08 17:27:59,594 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cbad9a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:27:59, skipping insertion in model container [2024-11-08 17:27:59,594 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:27:59" (1/1) ... [2024-11-08 17:27:59,724 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:28:00,933 WARN L250 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_a21c6a20-3af1-411e-b334-15eb3a9b5f30/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i[139464,139477] [2024-11-08 17:28:01,026 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:28:01,110 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:28:01,495 WARN L250 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_a21c6a20-3af1-411e-b334-15eb3a9b5f30/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i[139464,139477] [2024-11-08 17:28:01,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:28:01,717 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:28:01,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:01 WrapperNode [2024-11-08 17:28:01,718 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:28:01,719 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:28:01,720 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:28:01,720 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:28:01,728 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:01" (1/1) ... [2024-11-08 17:28:01,840 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:01" (1/1) ... [2024-11-08 17:28:02,058 INFO L138 Inliner]: procedures = 140, calls = 1423, calls flagged for inlining = 60, calls inlined = 52, statements flattened = 4160 [2024-11-08 17:28:02,058 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:28:02,059 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:28:02,059 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:28:02,060 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:28:02,076 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:01" (1/1) ... [2024-11-08 17:28:02,076 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:01" (1/1) ... [2024-11-08 17:28:02,112 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:01" (1/1) ... [2024-11-08 17:28:02,340 INFO L175 MemorySlicer]: Split 981 memory accesses to 31 slices as follows [15, 10, 1, 5, 5, 1, 32, 550, 1, 2, 100, 67, 2, 56, 64, 4, 1, 34, 2, 3, 1, 2, 1, 2, 1, 1, 8, 2, 2, 2, 4]. 56 percent of accesses are in the largest equivalence class. The 104 initializations are split as follows [0, 8, 0, 3, 3, 0, 0, 0, 0, 0, 0, 13, 2, 0, 64, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 0]. The 783 writes are split as follows [3, 0, 0, 0, 0, 1, 32, 550, 1, 2, 46, 54, 0, 48, 0, 0, 0, 34, 2, 0, 1, 0, 1, 2, 1, 1, 0, 2, 0, 2, 0]. [2024-11-08 17:28:02,340 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:01" (1/1) ... [2024-11-08 17:28:02,341 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:01" (1/1) ... [2024-11-08 17:28:02,499 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:01" (1/1) ... [2024-11-08 17:28:02,517 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:01" (1/1) ... [2024-11-08 17:28:02,550 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:01" (1/1) ... [2024-11-08 17:28:02,564 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:01" (1/1) ... [2024-11-08 17:28:02,651 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:28:02,656 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:28:02,656 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:28:02,656 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:28:02,657 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:01" (1/1) ... [2024-11-08 17:28:02,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:28:02,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a21c6a20-3af1-411e-b334-15eb3a9b5f30/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:28:02,747 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a21c6a20-3af1-411e-b334-15eb3a9b5f30/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:28:02,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a21c6a20-3af1-411e-b334-15eb3a9b5f30/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:28:02,788 INFO L130 BoogieDeclarations]: Found specification of procedure get_pwm1_auto_point_pwm [2024-11-08 17:28:02,789 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pwm1_auto_point_pwm [2024-11-08 17:28:02,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-08 17:28:02,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-08 17:28:02,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-08 17:28:02,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-08 17:28:02,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-08 17:28:02,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-08 17:28:02,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-08 17:28:02,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-08 17:28:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-08 17:28:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-08 17:28:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-08 17:28:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-08 17:28:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-08 17:28:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-08 17:28:02,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-08 17:28:02,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-08 17:28:02,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-08 17:28:02,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-08 17:28:02,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-08 17:28:02,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-08 17:28:02,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-08 17:28:02,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-08 17:28:02,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-08 17:28:02,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-08 17:28:02,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-08 17:28:02,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-11-08 17:28:02,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-11-08 17:28:02,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-11-08 17:28:02,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2024-11-08 17:28:02,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2024-11-08 17:28:02,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#30 [2024-11-08 17:28:02,796 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-08 17:28:02,796 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-08 17:28:02,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-08 17:28:02,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-08 17:28:02,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-08 17:28:02,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-08 17:28:02,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-08 17:28:02,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-08 17:28:02,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-08 17:28:02,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-08 17:28:02,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-08 17:28:02,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-08 17:28:02,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-08 17:28:02,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-08 17:28:02,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-08 17:28:02,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-08 17:28:02,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-08 17:28:02,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-08 17:28:02,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-08 17:28:02,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-08 17:28:02,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-08 17:28:02,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-08 17:28:02,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-08 17:28:02,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-08 17:28:02,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-08 17:28:02,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-08 17:28:02,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-08 17:28:02,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-11-08 17:28:02,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-11-08 17:28:02,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2024-11-08 17:28:02,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2024-11-08 17:28:02,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2024-11-08 17:28:02,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#30 [2024-11-08 17:28:02,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-08 17:28:02,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-08 17:28:02,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-08 17:28:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-08 17:28:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-08 17:28:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-08 17:28:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-08 17:28:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-08 17:28:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-08 17:28:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-08 17:28:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-08 17:28:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-08 17:28:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-08 17:28:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-08 17:28:02,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-08 17:28:02,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-08 17:28:02,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-08 17:28:02,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-08 17:28:02,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-08 17:28:02,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-08 17:28:02,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-08 17:28:02,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-08 17:28:02,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-08 17:28:02,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-08 17:28:02,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-08 17:28:02,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-08 17:28:02,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-11-08 17:28:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-11-08 17:28:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-11-08 17:28:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-11-08 17:28:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2024-11-08 17:28:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure get_fan [2024-11-08 17:28:02,808 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fan [2024-11-08 17:28:02,808 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2024-11-08 17:28:02,808 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2024-11-08 17:28:02,809 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2024-11-08 17:28:02,809 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2024-11-08 17:28:02,809 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_detect [2024-11-08 17:28:02,809 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_detect [2024-11-08 17:28:02,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-08 17:28:02,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-08 17:28:02,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-08 17:28:02,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-08 17:28:02,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-08 17:28:02,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-08 17:28:02,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-08 17:28:02,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-08 17:28:02,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-08 17:28:02,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-08 17:28:02,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-08 17:28:02,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-08 17:28:02,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-08 17:28:02,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-08 17:28:02,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-08 17:28:02,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-08 17:28:02,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-08 17:28:02,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-08 17:28:02,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-08 17:28:02,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-08 17:28:02,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-08 17:28:02,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-08 17:28:02,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-08 17:28:02,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-08 17:28:02,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-08 17:28:02,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-08 17:28:02,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-08 17:28:02,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-08 17:28:02,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-11-08 17:28:02,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-11-08 17:28:02,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-11-08 17:28:02,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-11-08 17:28:02,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2024-11-08 17:28:02,815 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-08 17:28:02,815 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-08 17:28:02,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-08 17:28:02,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-08 17:28:02,816 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-08 17:28:02,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-08 17:28:02,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-08 17:28:02,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-08 17:28:02,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 17:28:02,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_amc6821_data [2024-11-08 17:28:02,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_amc6821_data [2024-11-08 17:28:02,817 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-08 17:28:02,818 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-08 17:28:02,818 INFO L130 BoogieDeclarations]: Found specification of procedure get_temp_auto_point_temp [2024-11-08 17:28:02,818 INFO L138 BoogieDeclarations]: Found implementation of procedure get_temp_auto_point_temp [2024-11-08 17:28:02,818 INFO L130 BoogieDeclarations]: Found specification of procedure set_slope_register [2024-11-08 17:28:02,818 INFO L138 BoogieDeclarations]: Found implementation of procedure set_slope_register [2024-11-08 17:28:02,818 INFO L130 BoogieDeclarations]: Found specification of procedure get_temp_alarm [2024-11-08 17:28:02,818 INFO L138 BoogieDeclarations]: Found implementation of procedure get_temp_alarm [2024-11-08 17:28:02,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:28:02,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-08 17:28:02,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-08 17:28:02,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-08 17:28:02,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-08 17:28:02,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-08 17:28:02,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-08 17:28:02,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-08 17:28:02,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-08 17:28:02,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-08 17:28:02,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-08 17:28:02,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-08 17:28:02,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-08 17:28:02,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-08 17:28:02,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-08 17:28:02,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-08 17:28:02,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-08 17:28:02,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-08 17:28:02,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-08 17:28:02,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-08 17:28:02,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-08 17:28:02,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-08 17:28:02,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-08 17:28:02,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-08 17:28:02,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-08 17:28:02,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-08 17:28:02,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-11-08 17:28:02,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-11-08 17:28:02,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-11-08 17:28:02,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2024-11-08 17:28:02,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2024-11-08 17:28:02,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#30 [2024-11-08 17:28:02,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 17:28:02,824 INFO L130 BoogieDeclarations]: Found specification of procedure SENSORS_LIMIT [2024-11-08 17:28:02,825 INFO L138 BoogieDeclarations]: Found implementation of procedure SENSORS_LIMIT [2024-11-08 17:28:02,825 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte_data [2024-11-08 17:28:02,826 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_byte_data [2024-11-08 17:28:02,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-08 17:28:02,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-08 17:28:02,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-08 17:28:02,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-08 17:28:02,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-08 17:28:02,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-08 17:28:02,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-08 17:28:02,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-08 17:28:02,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-08 17:28:02,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-08 17:28:02,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-08 17:28:02,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-08 17:28:02,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-08 17:28:02,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-08 17:28:02,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-08 17:28:02,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-08 17:28:02,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-08 17:28:02,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-08 17:28:02,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-08 17:28:02,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-08 17:28:02,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-08 17:28:02,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-08 17:28:02,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-08 17:28:02,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-08 17:28:02,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-08 17:28:02,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-11-08 17:28:02,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-11-08 17:28:02,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-11-08 17:28:02,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2024-11-08 17:28:02,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2024-11-08 17:28:02,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#30 [2024-11-08 17:28:02,832 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_update_device [2024-11-08 17:28:02,832 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_update_device [2024-11-08 17:28:02,832 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtol [2024-11-08 17:28:02,832 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtol [2024-11-08 17:28:02,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 17:28:02,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-08 17:28:02,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-08 17:28:02,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-08 17:28:02,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-08 17:28:02,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-08 17:28:02,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-08 17:28:02,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-08 17:28:02,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-08 17:28:02,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-08 17:28:02,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-08 17:28:02,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-08 17:28:02,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-08 17:28:02,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-08 17:28:02,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-08 17:28:02,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-08 17:28:02,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-08 17:28:02,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-08 17:28:02,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-08 17:28:02,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-08 17:28:02,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-08 17:28:02,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-08 17:28:02,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-08 17:28:02,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-11-08 17:28:02,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-11-08 17:28:02,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-11-08 17:28:02,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-11-08 17:28:02,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2024-11-08 17:28:02,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2024-11-08 17:28:02,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#28 [2024-11-08 17:28:02,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#29 [2024-11-08 17:28:02,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#30 [2024-11-08 17:28:02,839 INFO L130 BoogieDeclarations]: Found specification of procedure get_temp [2024-11-08 17:28:02,839 INFO L138 BoogieDeclarations]: Found implementation of procedure get_temp [2024-11-08 17:28:02,839 INFO L130 BoogieDeclarations]: Found specification of procedure set_temp [2024-11-08 17:28:02,839 INFO L138 BoogieDeclarations]: Found implementation of procedure set_temp [2024-11-08 17:28:02,839 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-08 17:28:02,840 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-08 17:28:02,840 INFO L130 BoogieDeclarations]: Found specification of procedure set_fan [2024-11-08 17:28:02,840 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fan [2024-11-08 17:28:02,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 17:28:02,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-08 17:28:02,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-08 17:28:02,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-08 17:28:02,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-08 17:28:02,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-08 17:28:02,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-08 17:28:02,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-08 17:28:02,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-08 17:28:02,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-08 17:28:02,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-08 17:28:02,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-08 17:28:02,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-08 17:28:02,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-08 17:28:02,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-08 17:28:02,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-08 17:28:02,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-08 17:28:02,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-08 17:28:02,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-08 17:28:02,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-08 17:28:02,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-08 17:28:02,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-08 17:28:02,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-08 17:28:02,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-08 17:28:02,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-08 17:28:02,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-08 17:28:02,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-11-08 17:28:02,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-11-08 17:28:02,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-11-08 17:28:02,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-11-08 17:28:02,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2024-11-08 17:28:02,843 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_write_byte_data [2024-11-08 17:28:02,843 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_write_byte_data [2024-11-08 17:28:02,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_amc6821_data [2024-11-08 17:28:02,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_amc6821_data [2024-11-08 17:28:02,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:28:02,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:28:02,848 INFO L130 BoogieDeclarations]: Found specification of procedure set_temp_auto_point_temp [2024-11-08 17:28:02,848 INFO L138 BoogieDeclarations]: Found implementation of procedure set_temp_auto_point_temp [2024-11-08 17:28:02,848 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-08 17:28:02,848 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-08 17:28:03,762 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:28:03,767 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:28:21,360 INFO L? ?]: Removed 1094 outVars from TransFormulas that were not future-live. [2024-11-08 17:28:21,360 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:28:21,402 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:28:21,403 INFO L316 CfgBuilder]: Removed 16 assume(true) statements. [2024-11-08 17:28:21,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:28:21 BoogieIcfgContainer [2024-11-08 17:28:21,403 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:28:21,409 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:28:21,409 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:28:21,416 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:28:21,416 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:27:59" (1/3) ... [2024-11-08 17:28:21,417 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7434c2f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:28:21, skipping insertion in model container [2024-11-08 17:28:21,418 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:01" (2/3) ... [2024-11-08 17:28:21,418 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7434c2f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:28:21, skipping insertion in model container [2024-11-08 17:28:21,418 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:28:21" (3/3) ... [2024-11-08 17:28:21,420 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i [2024-11-08 17:28:21,444 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:28:21,444 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 17:28:21,561 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:28:21,569 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@e32390c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:28:21,569 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 17:28:21,579 INFO L276 IsEmpty]: Start isEmpty. Operand has 1034 states, 805 states have (on average 1.4944099378881988) internal successors, (1203), 812 states have internal predecessors, (1203), 199 states have call successors, (199), 28 states have call predecessors, (199), 28 states have return successors, (199), 199 states have call predecessors, (199), 199 states have call successors, (199) [2024-11-08 17:28:21,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 17:28:21,594 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:28:21,595 INFO L215 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] [2024-11-08 17:28:21,596 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:28:21,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:28:21,602 INFO L85 PathProgramCache]: Analyzing trace with hash 1278880490, now seen corresponding path program 1 times [2024-11-08 17:28:21,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:28:21,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921091689] [2024-11-08 17:28:21,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:28:21,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:28:57,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:28:58,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-08 17:28:58,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:28:58,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:28:58,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:28:58,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:28:58,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:28:58,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921091689] [2024-11-08 17:28:58,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921091689] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:28:58,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:28:58,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:28:58,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446081128] [2024-11-08 17:28:58,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:28:58,981 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:28:58,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:28:59,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:28:59,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:28:59,021 INFO L87 Difference]: Start difference. First operand has 1034 states, 805 states have (on average 1.4944099378881988) internal successors, (1203), 812 states have internal predecessors, (1203), 199 states have call successors, (199), 28 states have call predecessors, (199), 28 states have return successors, (199), 199 states have call predecessors, (199), 199 states have call successors, (199) Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 17:29:03,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:29:11,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:29:11,373 INFO L93 Difference]: Finished difference Result 3253 states and 5247 transitions. [2024-11-08 17:29:11,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:29:11,376 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 29 [2024-11-08 17:29:11,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:29:11,421 INFO L225 Difference]: With dead ends: 3253 [2024-11-08 17:29:11,421 INFO L226 Difference]: Without dead ends: 2214 [2024-11-08 17:29:11,438 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:29:11,444 INFO L432 NwaCegarLoop]: 1636 mSDtfsCounter, 1747 mSDsluCounter, 2638 mSDsCounter, 0 mSdLazyCounter, 551 mSolverCounterSat, 434 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1893 SdHoareTripleChecker+Valid, 4274 SdHoareTripleChecker+Invalid, 986 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 434 IncrementalHoareTripleChecker+Valid, 551 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2024-11-08 17:29:11,446 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1893 Valid, 4274 Invalid, 986 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [434 Valid, 551 Invalid, 1 Unknown, 0 Unchecked, 11.9s Time] [2024-11-08 17:29:11,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2214 states. [2024-11-08 17:29:11,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2214 to 2025. [2024-11-08 17:29:11,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2025 states, 1579 states have (on average 1.4851171627612414) internal successors, (2345), 1584 states have internal predecessors, (2345), 391 states have call successors, (391), 55 states have call predecessors, (391), 54 states have return successors, (385), 385 states have call predecessors, (385), 385 states have call successors, (385) [2024-11-08 17:29:11,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 2025 states and 3121 transitions. [2024-11-08 17:29:11,756 INFO L78 Accepts]: Start accepts. Automaton has 2025 states and 3121 transitions. Word has length 29 [2024-11-08 17:29:11,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:29:11,758 INFO L471 AbstractCegarLoop]: Abstraction has 2025 states and 3121 transitions. [2024-11-08 17:29:11,759 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 17:29:11,759 INFO L276 IsEmpty]: Start isEmpty. Operand 2025 states and 3121 transitions. [2024-11-08 17:29:11,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 17:29:11,767 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:29:11,768 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:29:11,768 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 17:29:11,768 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:29:11,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:29:11,769 INFO L85 PathProgramCache]: Analyzing trace with hash -1343315143, now seen corresponding path program 1 times [2024-11-08 17:29:11,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:29:11,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88974497] [2024-11-08 17:29:11,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:29:11,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:29:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:29:43,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 17:29:43,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:29:43,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:29:43,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:29:43,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:29:43,921 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:29:43,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88974497] [2024-11-08 17:29:43,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88974497] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:29:43,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:29:43,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:29:43,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055917976] [2024-11-08 17:29:43,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:29:43,926 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:29:43,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:29:43,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:29:43,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:29:43,928 INFO L87 Difference]: Start difference. First operand 2025 states and 3121 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 17:29:48,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:29:57,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:29:57,998 INFO L93 Difference]: Finished difference Result 6405 states and 9967 transitions. [2024-11-08 17:29:57,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:29:57,999 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 33 [2024-11-08 17:29:58,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:29:58,040 INFO L225 Difference]: With dead ends: 6405 [2024-11-08 17:29:58,040 INFO L226 Difference]: Without dead ends: 4383 [2024-11-08 17:29:58,051 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:29:58,053 INFO L432 NwaCegarLoop]: 1656 mSDtfsCounter, 1753 mSDsluCounter, 2652 mSDsCounter, 0 mSdLazyCounter, 552 mSolverCounterSat, 433 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1899 SdHoareTripleChecker+Valid, 4308 SdHoareTripleChecker+Invalid, 986 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 433 IncrementalHoareTripleChecker+Valid, 552 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.7s IncrementalHoareTripleChecker+Time [2024-11-08 17:29:58,054 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1899 Valid, 4308 Invalid, 986 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [433 Valid, 552 Invalid, 1 Unknown, 0 Unchecked, 13.7s Time] [2024-11-08 17:29:58,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4383 states. [2024-11-08 17:29:58,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4383 to 4020. [2024-11-08 17:29:58,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4020 states, 3137 states have (on average 1.4848581447242588) internal successors, (4658), 3142 states have internal predecessors, (4658), 774 states have call successors, (774), 109 states have call predecessors, (774), 108 states have return successors, (768), 768 states have call predecessors, (768), 768 states have call successors, (768) [2024-11-08 17:29:58,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4020 states to 4020 states and 6200 transitions. [2024-11-08 17:29:58,295 INFO L78 Accepts]: Start accepts. Automaton has 4020 states and 6200 transitions. Word has length 33 [2024-11-08 17:29:58,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:29:58,295 INFO L471 AbstractCegarLoop]: Abstraction has 4020 states and 6200 transitions. [2024-11-08 17:29:58,296 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 17:29:58,296 INFO L276 IsEmpty]: Start isEmpty. Operand 4020 states and 6200 transitions. [2024-11-08 17:29:58,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 17:29:58,298 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:29:58,300 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:29:58,300 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 17:29:58,300 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:29:58,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:29:58,301 INFO L85 PathProgramCache]: Analyzing trace with hash 1157752830, now seen corresponding path program 1 times [2024-11-08 17:29:58,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:29:58,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830309529] [2024-11-08 17:29:58,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:29:58,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:30:29,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:30:30,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 17:30:30,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:30:30,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:30:30,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:30:30,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:30:30,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:30:30,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830309529] [2024-11-08 17:30:30,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1830309529] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:30:30,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:30:30,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:30:30,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596437169] [2024-11-08 17:30:30,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:30:30,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:30:30,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:30:30,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:30:30,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:30:30,837 INFO L87 Difference]: Start difference. First operand 4020 states and 6200 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, (6), 2 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 17:30:35,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:30:43,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:30:43,596 INFO L93 Difference]: Finished difference Result 12710 states and 19786 transitions. [2024-11-08 17:30:43,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:30:43,597 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, (6), 2 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 35 [2024-11-08 17:30:43,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:30:43,664 INFO L225 Difference]: With dead ends: 12710 [2024-11-08 17:30:43,664 INFO L226 Difference]: Without dead ends: 8693 [2024-11-08 17:30:43,689 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:30:43,691 INFO L432 NwaCegarLoop]: 1764 mSDtfsCounter, 1744 mSDsluCounter, 2738 mSDsCounter, 0 mSdLazyCounter, 565 mSolverCounterSat, 423 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1890 SdHoareTripleChecker+Valid, 4502 SdHoareTripleChecker+Invalid, 989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 423 IncrementalHoareTripleChecker+Valid, 565 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:30:43,692 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1890 Valid, 4502 Invalid, 989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [423 Valid, 565 Invalid, 1 Unknown, 0 Unchecked, 12.3s Time] [2024-11-08 17:30:43,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8693 states. [2024-11-08 17:30:44,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8693 to 7982. [2024-11-08 17:30:44,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7982 states, 6231 states have (on average 1.4838709677419355) internal successors, (9246), 6236 states have internal predecessors, (9246), 1534 states have call successors, (1534), 217 states have call predecessors, (1534), 216 states have return successors, (1528), 1528 states have call predecessors, (1528), 1528 states have call successors, (1528) [2024-11-08 17:30:44,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7982 states to 7982 states and 12308 transitions. [2024-11-08 17:30:44,171 INFO L78 Accepts]: Start accepts. Automaton has 7982 states and 12308 transitions. Word has length 35 [2024-11-08 17:30:44,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:30:44,172 INFO L471 AbstractCegarLoop]: Abstraction has 7982 states and 12308 transitions. [2024-11-08 17:30:44,173 INFO L472 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, (6), 2 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 17:30:44,173 INFO L276 IsEmpty]: Start isEmpty. Operand 7982 states and 12308 transitions. [2024-11-08 17:30:44,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 17:30:44,176 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:30:44,177 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:30:44,177 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 17:30:44,177 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:30:44,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:30:44,178 INFO L85 PathProgramCache]: Analyzing trace with hash -734298498, now seen corresponding path program 1 times [2024-11-08 17:30:44,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:30:44,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377191795] [2024-11-08 17:30:44,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:30:44,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:18,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:19,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 17:31:19,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:19,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:31:19,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:19,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:19,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:19,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377191795] [2024-11-08 17:31:19,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377191795] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:19,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:19,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:31:19,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798285717] [2024-11-08 17:31:19,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:19,586 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:31:19,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:19,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:31:19,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:31:19,588 INFO L87 Difference]: Start difference. First operand 7982 states and 12308 transitions. Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 17:31:23,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:31:32,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:31:32,607 INFO L93 Difference]: Finished difference Result 25284 states and 39350 transitions. [2024-11-08 17:31:32,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:31:32,608 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 34 [2024-11-08 17:31:32,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:31:32,772 INFO L225 Difference]: With dead ends: 25284 [2024-11-08 17:31:32,773 INFO L226 Difference]: Without dead ends: 17305 [2024-11-08 17:31:32,815 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:31:32,817 INFO L432 NwaCegarLoop]: 1685 mSDtfsCounter, 1752 mSDsluCounter, 2678 mSDsCounter, 0 mSdLazyCounter, 552 mSolverCounterSat, 430 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1898 SdHoareTripleChecker+Valid, 4363 SdHoareTripleChecker+Invalid, 983 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 430 IncrementalHoareTripleChecker+Valid, 552 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.4s IncrementalHoareTripleChecker+Time [2024-11-08 17:31:32,818 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1898 Valid, 4363 Invalid, 983 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [430 Valid, 552 Invalid, 1 Unknown, 0 Unchecked, 12.4s Time] [2024-11-08 17:31:32,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17305 states. [2024-11-08 17:31:33,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17305 to 15898. [2024-11-08 17:31:33,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15898 states, 12411 states have (on average 1.483039239384417) internal successors, (18406), 12416 states have internal predecessors, (18406), 3054 states have call successors, (3054), 433 states have call predecessors, (3054), 432 states have return successors, (3048), 3048 states have call predecessors, (3048), 3048 states have call successors, (3048) [2024-11-08 17:31:33,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15898 states to 15898 states and 24508 transitions. [2024-11-08 17:31:33,819 INFO L78 Accepts]: Start accepts. Automaton has 15898 states and 24508 transitions. Word has length 34 [2024-11-08 17:31:33,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:31:33,820 INFO L471 AbstractCegarLoop]: Abstraction has 15898 states and 24508 transitions. [2024-11-08 17:31:33,820 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 17:31:33,820 INFO L276 IsEmpty]: Start isEmpty. Operand 15898 states and 24508 transitions. [2024-11-08 17:31:33,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 17:31:33,823 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:31:33,823 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:33,823 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 17:31:33,824 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:31:33,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:33,825 INFO L85 PathProgramCache]: Analyzing trace with hash 387854989, now seen corresponding path program 1 times [2024-11-08 17:31:33,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:33,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953263715] [2024-11-08 17:31:33,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:33,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:32:09,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:11,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-08 17:32:11,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:11,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:32:11,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:32:11,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:32:11,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:32:11,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953263715] [2024-11-08 17:32:11,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [953263715] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:32:11,078 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:32:11,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:32:11,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2147267614] [2024-11-08 17:32:11,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:32:11,080 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:32:11,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:32:11,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:32:11,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:32:11,081 INFO L87 Difference]: Start difference. First operand 15898 states and 24508 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 17:32:15,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:32:25,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:32:25,134 INFO L93 Difference]: Finished difference Result 50312 states and 78270 transitions. [2024-11-08 17:32:25,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:32:25,135 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 37 [2024-11-08 17:32:25,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:32:25,368 INFO L225 Difference]: With dead ends: 50312 [2024-11-08 17:32:25,368 INFO L226 Difference]: Without dead ends: 34417 [2024-11-08 17:32:25,462 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:32:25,463 INFO L432 NwaCegarLoop]: 1697 mSDtfsCounter, 1743 mSDsluCounter, 2685 mSDsCounter, 0 mSdLazyCounter, 556 mSolverCounterSat, 428 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1889 SdHoareTripleChecker+Valid, 4382 SdHoareTripleChecker+Invalid, 985 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 428 IncrementalHoareTripleChecker+Valid, 556 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2024-11-08 17:32:25,464 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1889 Valid, 4382 Invalid, 985 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [428 Valid, 556 Invalid, 1 Unknown, 0 Unchecked, 12.9s Time] [2024-11-08 17:32:25,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34417 states. [2024-11-08 17:32:27,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34417 to 31618. [2024-11-08 17:32:27,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31618 states, 24683 states have (on average 1.4817485718915853) internal successors, (36574), 24688 states have internal predecessors, (36574), 6070 states have call successors, (6070), 865 states have call predecessors, (6070), 864 states have return successors, (6064), 6064 states have call predecessors, (6064), 6064 states have call successors, (6064) [2024-11-08 17:32:27,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31618 states to 31618 states and 48708 transitions. [2024-11-08 17:32:27,473 INFO L78 Accepts]: Start accepts. Automaton has 31618 states and 48708 transitions. Word has length 37 [2024-11-08 17:32:27,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:32:27,474 INFO L471 AbstractCegarLoop]: Abstraction has 31618 states and 48708 transitions. [2024-11-08 17:32:27,475 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 17:32:27,475 INFO L276 IsEmpty]: Start isEmpty. Operand 31618 states and 48708 transitions. [2024-11-08 17:32:27,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 17:32:27,478 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:32:27,478 INFO L215 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] [2024-11-08 17:32:27,479 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 17:32:27,479 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:32:27,479 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:32:27,480 INFO L85 PathProgramCache]: Analyzing trace with hash 684923753, now seen corresponding path program 1 times [2024-11-08 17:32:27,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:32:27,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553202045] [2024-11-08 17:32:27,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:32:27,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:33:05,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:06,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 17:33:06,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:06,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:33:06,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:06,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:33:06,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:33:06,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553202045] [2024-11-08 17:33:06,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553202045] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:33:06,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:33:06,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:33:06,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907682254] [2024-11-08 17:33:06,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:33:06,175 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:33:06,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:33:06,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:33:06,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:33:06,179 INFO L87 Difference]: Start difference. First operand 31618 states and 48708 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 17:33:10,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:33:21,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:33:21,003 INFO L93 Difference]: Finished difference Result 100224 states and 155814 transitions. [2024-11-08 17:33:21,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:33:21,004 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 30 [2024-11-08 17:33:21,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:33:21,661 INFO L225 Difference]: With dead ends: 100224 [2024-11-08 17:33:21,661 INFO L226 Difference]: Without dead ends: 68609 [2024-11-08 17:33:22,024 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:33:22,029 INFO L432 NwaCegarLoop]: 1812 mSDtfsCounter, 1756 mSDsluCounter, 2783 mSDsCounter, 0 mSdLazyCounter, 563 mSolverCounterSat, 419 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1902 SdHoareTripleChecker+Valid, 4595 SdHoareTripleChecker+Invalid, 983 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 419 IncrementalHoareTripleChecker+Valid, 563 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2024-11-08 17:33:22,030 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1902 Valid, 4595 Invalid, 983 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [419 Valid, 563 Invalid, 1 Unknown, 0 Unchecked, 12.7s Time] [2024-11-08 17:33:22,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68609 states. [2024-11-08 17:33:25,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68609 to 63026. [2024-11-08 17:33:25,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63026 states, 49195 states have (on average 1.4807602398617745) internal successors, (72846), 49200 states have internal predecessors, (72846), 12102 states have call successors, (12102), 1729 states have call predecessors, (12102), 1728 states have return successors, (12096), 12096 states have call predecessors, (12096), 12096 states have call successors, (12096) [2024-11-08 17:33:25,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63026 states to 63026 states and 97044 transitions. [2024-11-08 17:33:25,807 INFO L78 Accepts]: Start accepts. Automaton has 63026 states and 97044 transitions. Word has length 30 [2024-11-08 17:33:25,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:33:25,810 INFO L471 AbstractCegarLoop]: Abstraction has 63026 states and 97044 transitions. [2024-11-08 17:33:25,810 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 17:33:25,810 INFO L276 IsEmpty]: Start isEmpty. Operand 63026 states and 97044 transitions. [2024-11-08 17:33:25,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 17:33:25,811 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:33:25,812 INFO L215 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] [2024-11-08 17:33:25,812 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 17:33:25,812 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:33:25,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:33:25,813 INFO L85 PathProgramCache]: Analyzing trace with hash -729174057, now seen corresponding path program 1 times [2024-11-08 17:33:25,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:33:25,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993081221] [2024-11-08 17:33:25,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:33:25,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:33:54,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:55,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 17:33:55,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:55,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 17:33:55,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:33:55,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:33:55,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:33:55,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993081221] [2024-11-08 17:33:55,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [993081221] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:33:55,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:33:55,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:33:55,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403395892] [2024-11-08 17:33:55,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:33:55,272 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:33:55,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:33:55,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:33:55,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:33:55,275 INFO L87 Difference]: Start difference. First operand 63026 states and 97044 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 3 states have internal predecessors, (23), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 17:33:59,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 17:34:10,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:34:10,098 INFO L93 Difference]: Finished difference Result 199696 states and 310262 transitions. [2024-11-08 17:34:10,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:34:10,099 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 3 states have internal predecessors, (23), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 30 [2024-11-08 17:34:10,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:34:11,267 INFO L225 Difference]: With dead ends: 199696 [2024-11-08 17:34:11,267 INFO L226 Difference]: Without dead ends: 136673 [2024-11-08 17:34:11,629 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:34:11,630 INFO L432 NwaCegarLoop]: 1727 mSDtfsCounter, 1751 mSDsluCounter, 2714 mSDsCounter, 0 mSdLazyCounter, 554 mSolverCounterSat, 426 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1897 SdHoareTripleChecker+Valid, 4441 SdHoareTripleChecker+Invalid, 981 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 426 IncrementalHoareTripleChecker+Valid, 554 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:34:11,630 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1897 Valid, 4441 Invalid, 981 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [426 Valid, 554 Invalid, 1 Unknown, 0 Unchecked, 11.6s Time] [2024-11-08 17:34:11,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136673 states. [2024-11-08 17:34:16,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136673 to 125522. [2024-11-08 17:34:16,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125522 states, 97931 states have (on average 1.479715309758912) internal successors, (144910), 97936 states have internal predecessors, (144910), 24134 states have call successors, (24134), 3457 states have call predecessors, (24134), 3456 states have return successors, (24128), 24128 states have call predecessors, (24128), 24128 states have call successors, (24128) [2024-11-08 17:34:17,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125522 states to 125522 states and 193172 transitions. [2024-11-08 17:34:17,733 INFO L78 Accepts]: Start accepts. Automaton has 125522 states and 193172 transitions. Word has length 30 [2024-11-08 17:34:17,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:34:17,733 INFO L471 AbstractCegarLoop]: Abstraction has 125522 states and 193172 transitions. [2024-11-08 17:34:17,734 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 3 states have internal predecessors, (23), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 17:34:17,734 INFO L276 IsEmpty]: Start isEmpty. Operand 125522 states and 193172 transitions. [2024-11-08 17:34:17,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 17:34:17,736 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:34:17,736 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:34:17,736 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 17:34:17,737 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:34:17,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:34:17,737 INFO L85 PathProgramCache]: Analyzing trace with hash -1845836232, now seen corresponding path program 1 times [2024-11-08 17:34:17,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:34:17,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268942269] [2024-11-08 17:34:17,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:34:17,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms