./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--i2c--cx25840--cx25840.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_2be46574-2912-4216-9a9a-165a5cecf801/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be46574-2912-4216-9a9a-165a5cecf801/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be46574-2912-4216-9a9a-165a5cecf801/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be46574-2912-4216-9a9a-165a5cecf801/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--i2c--cx25840--cx25840.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be46574-2912-4216-9a9a-165a5cecf801/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be46574-2912-4216-9a9a-165a5cecf801/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d63f3d312d028079695bf95fa29efe98b168bcd1b57f8b32c4056bb2f52ae36f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:14:26,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:14:26,991 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:14:27,017 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:14:27,018 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:14:27,019 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:14:27,020 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:14:27,022 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:14:27,024 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:14:27,025 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:14:27,026 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:14:27,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:14:27,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:14:27,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:14:27,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:14:27,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:14:27,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:14:27,034 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:14:27,036 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:14:27,038 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:14:27,039 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:14:27,041 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:14:27,042 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:14:27,043 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:14:27,047 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:14:27,048 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:14:27,048 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:14:27,049 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:14:27,050 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:14:27,051 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:14:27,051 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:14:27,052 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:14:27,053 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:14:27,054 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:14:27,055 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:14:27,055 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:14:27,056 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:14:27,056 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:14:27,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:14:27,058 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:14:27,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:14:27,060 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be46574-2912-4216-9a9a-165a5cecf801/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:14:27,082 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:14:27,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:14:27,083 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:14:27,083 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:14:27,083 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:14:27,084 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:14:27,084 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:14:27,085 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:14:27,085 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:14:27,085 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:14:27,086 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:14:27,086 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:14:27,086 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:14:27,086 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:14:27,086 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:14:27,087 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:14:27,087 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:14:27,087 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:14:27,087 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:14:27,088 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:14:27,088 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:14:27,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:14:27,088 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:14:27,089 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:14:27,089 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:14:27,089 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:14:27,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:14:27,090 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:14:27,090 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:14:27,090 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:14:27,090 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be46574-2912-4216-9a9a-165a5cecf801/bin/uautomizer-Dbtcem3rbc/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be46574-2912-4216-9a9a-165a5cecf801/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d63f3d312d028079695bf95fa29efe98b168bcd1b57f8b32c4056bb2f52ae36f [2022-11-02 20:14:27,365 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:14:27,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:14:27,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:14:27,403 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:14:27,404 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:14:27,405 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be46574-2912-4216-9a9a-165a5cecf801/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--i2c--cx25840--cx25840.ko-entry_point.cil.out.i [2022-11-02 20:14:27,506 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be46574-2912-4216-9a9a-165a5cecf801/bin/uautomizer-Dbtcem3rbc/data/c5054a101/a34d34b99eaa42779d2b0e48f339a474/FLAGc45293711 [2022-11-02 20:14:28,620 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:14:28,621 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be46574-2912-4216-9a9a-165a5cecf801/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--i2c--cx25840--cx25840.ko-entry_point.cil.out.i [2022-11-02 20:14:28,712 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be46574-2912-4216-9a9a-165a5cecf801/bin/uautomizer-Dbtcem3rbc/data/c5054a101/a34d34b99eaa42779d2b0e48f339a474/FLAGc45293711 [2022-11-02 20:14:28,946 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be46574-2912-4216-9a9a-165a5cecf801/bin/uautomizer-Dbtcem3rbc/data/c5054a101/a34d34b99eaa42779d2b0e48f339a474 [2022-11-02 20:14:28,948 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:14:28,952 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:14:28,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:14:28,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:14:28,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:14:28,962 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:14:28" (1/1) ... [2022-11-02 20:14:28,964 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d8dcaad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:28, skipping insertion in model container [2022-11-02 20:14:28,964 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:14:28" (1/1) ... [2022-11-02 20:14:28,972 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:14:29,171 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:14:29,849 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [3810] [2022-11-02 20:14:32,650 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be46574-2912-4216-9a9a-165a5cecf801/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--i2c--cx25840--cx25840.ko-entry_point.cil.out.i[459385,459398] [2022-11-02 20:14:33,031 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:14:33,074 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:14:33,225 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [3810] [2022-11-02 20:14:33,734 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be46574-2912-4216-9a9a-165a5cecf801/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--i2c--cx25840--cx25840.ko-entry_point.cil.out.i[459385,459398] [2022-11-02 20:14:33,750 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:14:34,030 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:14:34,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:34 WrapperNode [2022-11-02 20:14:34,032 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:14:34,033 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:14:34,034 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:14:34,034 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:14:34,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:34" (1/1) ... [2022-11-02 20:14:34,254 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:34" (1/1) ... [2022-11-02 20:14:34,774 INFO L138 Inliner]: procedures = 429, calls = 6361, calls flagged for inlining = 129, calls inlined = 123, statements flattened = 16939 [2022-11-02 20:14:34,775 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:14:34,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:14:34,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:14:34,776 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:14:34,786 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:34" (1/1) ... [2022-11-02 20:14:34,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:34" (1/1) ... [2022-11-02 20:14:34,876 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:34" (1/1) ... [2022-11-02 20:14:34,877 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:34" (1/1) ... [2022-11-02 20:14:35,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:34" (1/1) ... [2022-11-02 20:14:35,365 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:34" (1/1) ... [2022-11-02 20:14:35,408 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:34" (1/1) ... [2022-11-02 20:14:35,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:34" (1/1) ... [2022-11-02 20:14:35,509 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:14:35,510 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:14:35,510 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:14:35,510 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:14:35,512 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:34" (1/1) ... [2022-11-02 20:14:35,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:14:35,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be46574-2912-4216-9a9a-165a5cecf801/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:35,550 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be46574-2912-4216-9a9a-165a5cecf801/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:35,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2be46574-2912-4216-9a9a-165a5cecf801/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:14:35,708 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-02 20:14:35,708 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-02 20:14:35,708 INFO L130 BoogieDeclarations]: Found specification of procedure to_sd [2022-11-02 20:14:35,708 INFO L138 BoogieDeclarations]: Found implementation of procedure to_sd [2022-11-02 20:14:35,709 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_s_tuner [2022-11-02 20:14:35,709 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_s_tuner [2022-11-02 20:14:35,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 20:14:35,709 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 20:14:35,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:14:35,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:14:35,710 INFO L130 BoogieDeclarations]: Found specification of procedure is_cx2388x [2022-11-02 20:14:35,710 INFO L138 BoogieDeclarations]: Found implementation of procedure is_cx2388x [2022-11-02 20:14:35,710 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_g_tuner [2022-11-02 20:14:35,710 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_g_tuner [2022-11-02 20:14:35,710 INFO L130 BoogieDeclarations]: Found specification of procedure is_cx2583x [2022-11-02 20:14:35,710 INFO L138 BoogieDeclarations]: Found implementation of procedure is_cx2583x [2022-11-02 20:14:35,711 INFO L130 BoogieDeclarations]: Found specification of procedure to_ir_state [2022-11-02 20:14:35,711 INFO L138 BoogieDeclarations]: Found implementation of procedure to_ir_state [2022-11-02 20:14:35,711 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2022-11-02 20:14:35,711 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2022-11-02 20:14:35,711 INFO L130 BoogieDeclarations]: Found specification of procedure pulse_width_count_to_ns [2022-11-02 20:14:35,711 INFO L138 BoogieDeclarations]: Found implementation of procedure pulse_width_count_to_ns [2022-11-02 20:14:35,712 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-02 20:14:35,712 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-02 20:14:35,712 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2022-11-02 20:14:35,712 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2022-11-02 20:14:35,712 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2022-11-02 20:14:35,712 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2022-11-02 20:14:35,713 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-02 20:14:35,713 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-02 20:14:35,713 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_g_sliced_fmt [2022-11-02 20:14:35,713 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_g_sliced_fmt [2022-11-02 20:14:35,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:14:35,713 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2022-11-02 20:14:35,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2022-11-02 20:14:35,714 INFO L130 BoogieDeclarations]: Found specification of procedure clock_divider_to_resolution [2022-11-02 20:14:35,714 INFO L138 BoogieDeclarations]: Found implementation of procedure clock_divider_to_resolution [2022-11-02 20:14:35,714 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-11-02 20:14:35,714 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-11-02 20:14:35,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 20:14:35,715 INFO L130 BoogieDeclarations]: Found specification of procedure cx25836_initialize [2022-11-02 20:14:35,715 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25836_initialize [2022-11-02 20:14:35,715 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_write4 [2022-11-02 20:14:35,715 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_write4 [2022-11-02 20:14:35,715 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_subdev_s_ext_ctrls [2022-11-02 20:14:35,715 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_subdev_s_ext_ctrls [2022-11-02 20:14:35,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:14:35,716 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_s_frequency [2022-11-02 20:14:35,716 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_s_frequency [2022-11-02 20:14:35,716 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_std_setup [2022-11-02 20:14:35,716 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_std_setup [2022-11-02 20:14:35,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:14:35,717 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2022-11-02 20:14:35,717 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2022-11-02 20:14:35,717 INFO L130 BoogieDeclarations]: Found specification of procedure control_tx_modulation_enable [2022-11-02 20:14:35,717 INFO L138 BoogieDeclarations]: Found implementation of procedure control_tx_modulation_enable [2022-11-02 20:14:35,717 INFO L130 BoogieDeclarations]: Found specification of procedure cx23885_initialize [2022-11-02 20:14:35,717 INFO L138 BoogieDeclarations]: Found implementation of procedure cx23885_initialize [2022-11-02 20:14:35,718 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_s_raw_fmt [2022-11-02 20:14:35,718 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_s_raw_fmt [2022-11-02 20:14:35,718 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_and_or [2022-11-02 20:14:35,718 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_and_or [2022-11-02 20:14:35,718 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_subdev_s_ctrl [2022-11-02 20:14:35,718 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_subdev_s_ctrl [2022-11-02 20:14:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure set_audclk_freq [2022-11-02 20:14:35,719 INFO L138 BoogieDeclarations]: Found implementation of procedure set_audclk_freq [2022-11-02 20:14:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_ir_rx_g_parameters [2022-11-02 20:14:35,719 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_ir_rx_g_parameters [2022-11-02 20:14:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_initialize [2022-11-02 20:14:35,719 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_initialize [2022-11-02 20:14:35,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_tx_params_lock_of_cx25840_ir_state [2022-11-02 20:14:35,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_tx_params_lock_of_cx25840_ir_state [2022-11-02 20:14:35,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-02 20:14:35,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-02 20:14:35,720 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_g_input_status [2022-11-02 20:14:35,720 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_g_input_status [2022-11-02 20:14:35,721 INFO L130 BoogieDeclarations]: Found specification of procedure lpf_count_to_ns [2022-11-02 20:14:35,721 INFO L138 BoogieDeclarations]: Found implementation of procedure lpf_count_to_ns [2022-11-02 20:14:35,721 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_set_audclk_freq [2022-11-02 20:14:35,721 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_set_audclk_freq [2022-11-02 20:14:35,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:14:35,721 INFO L130 BoogieDeclarations]: Found specification of procedure pulse_width_count_to_us [2022-11-02 20:14:35,721 INFO L138 BoogieDeclarations]: Found implementation of procedure pulse_width_count_to_us [2022-11-02 20:14:35,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:14:35,722 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-02 20:14:35,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-02 20:14:35,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:14:35,722 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 20:14:35,722 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_get_subdevdata [2022-11-02 20:14:35,723 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_get_subdevdata [2022-11-02 20:14:35,723 INFO L130 BoogieDeclarations]: Found specification of procedure get_fw_name [2022-11-02 20:14:35,723 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fw_name [2022-11-02 20:14:35,723 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_decode_vbi_line [2022-11-02 20:14:35,723 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_decode_vbi_line [2022-11-02 20:14:35,723 INFO L130 BoogieDeclarations]: Found specification of procedure pulse_clocks_to_clock_divider [2022-11-02 20:14:35,723 INFO L138 BoogieDeclarations]: Found implementation of procedure pulse_clocks_to_clock_divider [2022-11-02 20:14:35,724 INFO L130 BoogieDeclarations]: Found specification of procedure is_cx231xx [2022-11-02 20:14:35,724 INFO L138 BoogieDeclarations]: Found implementation of procedure is_cx231xx [2022-11-02 20:14:35,724 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2022-11-02 20:14:35,724 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2022-11-02 20:14:35,724 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_probe [2022-11-02 20:14:35,724 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_probe [2022-11-02 20:14:35,725 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-02 20:14:35,725 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-02 20:14:35,725 INFO L130 BoogieDeclarations]: Found specification of procedure odd_parity [2022-11-02 20:14:35,725 INFO L138 BoogieDeclarations]: Found implementation of procedure odd_parity [2022-11-02 20:14:35,725 INFO L130 BoogieDeclarations]: Found specification of procedure control_rx_enable [2022-11-02 20:14:35,725 INFO L138 BoogieDeclarations]: Found implementation of procedure control_rx_enable [2022-11-02 20:14:35,726 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-02 20:14:35,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-02 20:14:35,726 INFO L130 BoogieDeclarations]: Found specification of procedure filter_rx_s_min_width [2022-11-02 20:14:35,726 INFO L138 BoogieDeclarations]: Found implementation of procedure filter_rx_s_min_width [2022-11-02 20:14:35,726 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_ir_tx_shutdown [2022-11-02 20:14:35,726 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_ir_tx_shutdown [2022-11-02 20:14:35,727 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-02 20:14:35,727 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-02 20:14:35,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:14:35,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:14:35,727 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_subdev_g_ctrl [2022-11-02 20:14:35,727 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_subdev_g_ctrl [2022-11-02 20:14:35,728 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_ir_tx_s_parameters [2022-11-02 20:14:35,728 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_ir_tx_s_parameters [2022-11-02 20:14:35,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 20:14:35,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 20:14:35,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 20:14:35,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 20:14:35,729 INFO L130 BoogieDeclarations]: Found specification of procedure input_change [2022-11-02 20:14:35,729 INFO L138 BoogieDeclarations]: Found implementation of procedure input_change [2022-11-02 20:14:35,729 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_ir_tx_g_parameters [2022-11-02 20:14:35,729 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_ir_tx_g_parameters [2022-11-02 20:14:35,729 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_subdev_querymenu [2022-11-02 20:14:35,729 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_subdev_querymenu [2022-11-02 20:14:35,730 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-02 20:14:35,730 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-02 20:14:35,730 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_ir_probe [2022-11-02 20:14:35,730 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_ir_probe [2022-11-02 20:14:35,730 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-11-02 20:14:35,730 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-11-02 20:14:35,730 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_ir_rx_shutdown [2022-11-02 20:14:35,731 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_ir_rx_shutdown [2022-11-02 20:14:35,731 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-02 20:14:35,731 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-02 20:14:35,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-02 20:14:35,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-02 20:14:35,731 INFO L130 BoogieDeclarations]: Found specification of procedure control_tx_enable [2022-11-02 20:14:35,731 INFO L138 BoogieDeclarations]: Found implementation of procedure control_tx_enable [2022-11-02 20:14:35,732 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-02 20:14:35,732 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-02 20:14:35,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 20:14:35,732 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 20:14:35,732 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 20:14:35,732 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 20:14:35,733 INFO L130 BoogieDeclarations]: Found specification of procedure carrier_freq_to_clock_divider [2022-11-02 20:14:35,733 INFO L138 BoogieDeclarations]: Found implementation of procedure carrier_freq_to_clock_divider [2022-11-02 20:14:35,733 INFO L130 BoogieDeclarations]: Found specification of procedure control_rx_demodulation_enable [2022-11-02 20:14:35,733 INFO L138 BoogieDeclarations]: Found implementation of procedure control_rx_demodulation_enable [2022-11-02 20:14:35,733 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-02 20:14:35,733 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-02 20:14:35,733 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_work_handler [2022-11-02 20:14:35,734 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_work_handler [2022-11-02 20:14:35,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:14:35,734 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-02 20:14:35,734 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-02 20:14:35,734 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_write [2022-11-02 20:14:35,734 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_write [2022-11-02 20:14:35,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:14:35,735 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2022-11-02 20:14:35,735 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2022-11-02 20:14:35,735 INFO L130 BoogieDeclarations]: Found specification of procedure set_volume [2022-11-02 20:14:35,735 INFO L138 BoogieDeclarations]: Found implementation of procedure set_volume [2022-11-02 20:14:35,735 INFO L130 BoogieDeclarations]: Found specification of procedure cx231xx_initialize [2022-11-02 20:14:35,735 INFO L138 BoogieDeclarations]: Found implementation of procedure cx231xx_initialize [2022-11-02 20:14:35,735 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_subdev_g_ext_ctrls [2022-11-02 20:14:35,736 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_subdev_g_ext_ctrls [2022-11-02 20:14:35,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:14:35,736 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_subdev_notify [2022-11-02 20:14:35,736 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_subdev_notify [2022-11-02 20:14:35,736 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-02 20:14:35,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-02 20:14:35,736 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-11-02 20:14:35,737 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-11-02 20:14:35,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-11-02 20:14:35,737 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-11-02 20:14:35,737 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-02 20:14:35,737 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-02 20:14:35,737 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-02 20:14:35,738 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-02 20:14:35,738 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_subdev_try_ext_ctrls [2022-11-02 20:14:35,738 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_subdev_try_ext_ctrls [2022-11-02 20:14:35,738 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-11-02 20:14:35,738 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-11-02 20:14:35,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_rx_params_lock_of_cx25840_ir_state [2022-11-02 20:14:35,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_rx_params_lock_of_cx25840_ir_state [2022-11-02 20:14:35,739 INFO L130 BoogieDeclarations]: Found specification of procedure irqenable_tx [2022-11-02 20:14:35,739 INFO L138 BoogieDeclarations]: Found implementation of procedure irqenable_tx [2022-11-02 20:14:35,739 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_subdev_queryctrl [2022-11-02 20:14:35,739 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_subdev_queryctrl [2022-11-02 20:14:35,739 INFO L130 BoogieDeclarations]: Found specification of procedure clock_divider_to_freq [2022-11-02 20:14:35,739 INFO L138 BoogieDeclarations]: Found implementation of procedure clock_divider_to_freq [2022-11-02 20:14:35,739 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_g_std [2022-11-02 20:14:35,740 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_g_std [2022-11-02 20:14:35,740 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_ir_rx_s_parameters [2022-11-02 20:14:35,740 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_ir_rx_s_parameters [2022-11-02 20:14:35,740 INFO L130 BoogieDeclarations]: Found specification of procedure to_state [2022-11-02 20:14:35,740 INFO L138 BoogieDeclarations]: Found implementation of procedure to_state [2022-11-02 20:14:35,740 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_g_register [2022-11-02 20:14:35,741 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_g_register [2022-11-02 20:14:35,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:14:35,741 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_s_register [2022-11-02 20:14:35,741 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_s_register [2022-11-02 20:14:35,741 INFO L130 BoogieDeclarations]: Found specification of procedure set_input [2022-11-02 20:14:35,742 INFO L138 BoogieDeclarations]: Found implementation of procedure set_input [2022-11-02 20:14:35,742 INFO L130 BoogieDeclarations]: Found specification of procedure cx23888_std_setup [2022-11-02 20:14:35,742 INFO L138 BoogieDeclarations]: Found implementation of procedure cx23888_std_setup [2022-11-02 20:14:35,742 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2022-11-02 20:14:35,742 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2022-11-02 20:14:35,742 INFO L130 BoogieDeclarations]: Found specification of procedure irqenable_rx [2022-11-02 20:14:35,743 INFO L138 BoogieDeclarations]: Found implementation of procedure irqenable_rx [2022-11-02 20:14:35,743 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_and_or4 [2022-11-02 20:14:35,743 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_and_or4 [2022-11-02 20:14:35,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_tx_params_lock_of_cx25840_ir_state [2022-11-02 20:14:35,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_tx_params_lock_of_cx25840_ir_state [2022-11-02 20:14:35,743 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_read [2022-11-02 20:14:35,743 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_read [2022-11-02 20:14:35,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-02 20:14:35,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-02 20:14:35,744 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_s_sliced_fmt [2022-11-02 20:14:35,744 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_s_sliced_fmt [2022-11-02 20:14:35,744 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_send [2022-11-02 20:14:35,744 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_send [2022-11-02 20:14:35,744 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_adapter_id [2022-11-02 20:14:35,745 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_adapter_id [2022-11-02 20:14:35,745 INFO L130 BoogieDeclarations]: Found specification of procedure clock_divider_to_carrier_freq [2022-11-02 20:14:35,745 INFO L138 BoogieDeclarations]: Found implementation of procedure clock_divider_to_carrier_freq [2022-11-02 20:14:35,745 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2022-11-02 20:14:35,745 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2022-11-02 20:14:35,745 INFO L130 BoogieDeclarations]: Found specification of procedure control_rx_s_edge_detection [2022-11-02 20:14:35,746 INFO L138 BoogieDeclarations]: Found implementation of procedure control_rx_s_edge_detection [2022-11-02 20:14:35,746 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-11-02 20:14:35,746 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-11-02 20:14:35,746 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_read4 [2022-11-02 20:14:35,746 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_read4 [2022-11-02 20:14:35,746 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-02 20:14:35,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-02 20:14:35,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_rx_params_lock_of_cx25840_ir_state [2022-11-02 20:14:35,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_rx_params_lock_of_cx25840_ir_state [2022-11-02 20:14:35,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:14:35,747 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-11-02 20:14:35,747 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-11-02 20:14:35,747 INFO L130 BoogieDeclarations]: Found specification of procedure is_cx23885 [2022-11-02 20:14:35,748 INFO L138 BoogieDeclarations]: Found implementation of procedure is_cx23885 [2022-11-02 20:14:35,748 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_pulse_clocks [2022-11-02 20:14:35,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_pulse_clocks [2022-11-02 20:14:35,748 INFO L130 BoogieDeclarations]: Found specification of procedure is_cx23888 [2022-11-02 20:14:35,748 INFO L138 BoogieDeclarations]: Found implementation of procedure is_cx23888 [2022-11-02 20:14:35,748 INFO L130 BoogieDeclarations]: Found specification of procedure is_cx23887 [2022-11-02 20:14:35,748 INFO L138 BoogieDeclarations]: Found implementation of procedure is_cx23887 [2022-11-02 20:14:37,337 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:14:37,344 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:14:38,330 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 20:15:56,574 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:15:56,627 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:15:56,627 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-02 20:15:56,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:15:56 BoogieIcfgContainer [2022-11-02 20:15:56,638 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:15:56,642 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:15:56,642 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:15:56,646 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:15:56,647 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:14:28" (1/3) ... [2022-11-02 20:15:56,647 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f03d1fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:15:56, skipping insertion in model container [2022-11-02 20:15:56,648 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:34" (2/3) ... [2022-11-02 20:15:56,648 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f03d1fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:15:56, skipping insertion in model container [2022-11-02 20:15:56,649 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:15:56" (3/3) ... [2022-11-02 20:15:56,653 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--media--i2c--cx25840--cx25840.ko-entry_point.cil.out.i [2022-11-02 20:15:56,674 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:15:56,674 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:15:56,907 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:15:56,915 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@60eeef38, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:15:56,916 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:15:56,947 INFO L276 IsEmpty]: Start isEmpty. Operand has 8702 states, 4997 states have (on average 1.1885131078647189) internal successors, (5939), 5043 states have internal predecessors, (5939), 3584 states have call successors, (3584), 120 states have call predecessors, (3584), 119 states have return successors, (3569), 3561 states have call predecessors, (3569), 3569 states have call successors, (3569) [2022-11-02 20:15:57,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2022-11-02 20:15:57,001 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:15:57,003 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 13, 13, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:15:57,003 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:15:57,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:15:57,012 INFO L85 PathProgramCache]: Analyzing trace with hash -1607220399, now seen corresponding path program 1 times [2022-11-02 20:15:57,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:15:57,026 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96295402] [2022-11-02 20:15:57,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:15:57,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:15:57,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:15:58,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:58,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:15:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:15:58,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:58,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:15:58,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:15:58,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:58,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:15:58,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:15:58,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:58,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:15:58,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-02 20:15:58,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:58,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:15:58,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 20:15:58,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:58,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:15:58,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-02 20:15:58,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:58,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:15:58,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-02 20:15:58,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:58,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:15:58,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-02 20:15:58,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:58,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:15:58,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:15:58,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:58,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:15:58,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-02 20:15:58,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:58,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:15:58,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-02 20:15:58,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:58,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:15:58,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-02 20:15:58,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:58,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:15:58,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-02 20:15:58,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:58,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:15:58,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:58,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-02 20:15:58,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:59,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:15:59,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-02 20:15:59,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:59,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:15:59,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-02 20:15:59,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:59,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:15:59,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-11-02 20:15:59,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:59,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:15:59,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-11-02 20:15:59,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:59,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-11-02 20:15:59,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:59,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2022-11-02 20:15:59,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:59,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-11-02 20:15:59,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:59,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2022-11-02 20:15:59,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:59,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2022-11-02 20:15:59,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:59,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2022-11-02 20:15:59,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:59,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2022-11-02 20:15:59,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:59,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-11-02 20:15:59,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:59,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2022-11-02 20:15:59,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:59,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2022-11-02 20:15:59,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:59,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2022-11-02 20:15:59,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:59,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-11-02 20:15:59,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:15:59,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:15:59,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2844 trivial. 0 not checked. [2022-11-02 20:15:59,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:15:59,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96295402] [2022-11-02 20:15:59,636 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [96295402] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:15:59,640 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:15:59,641 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:15:59,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169016879] [2022-11-02 20:15:59,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:15:59,651 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:15:59,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:15:59,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:15:59,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:15:59,723 INFO L87 Difference]: Start difference. First operand has 8702 states, 4997 states have (on average 1.1885131078647189) internal successors, (5939), 5043 states have internal predecessors, (5939), 3584 states have call successors, (3584), 120 states have call predecessors, (3584), 119 states have return successors, (3569), 3561 states have call predecessors, (3569), 3569 states have call successors, (3569) Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (35), 5 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-11-02 20:16:03,479 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:16:05,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:16:06,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:16:08,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:16:10,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:16:16,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:16:18,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:16:20,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:16:28,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:16:28,781 INFO L93 Difference]: Finished difference Result 17481 states and 26416 transitions. [2022-11-02 20:16:28,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:16:28,785 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (35), 5 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 458 [2022-11-02 20:16:28,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:16:28,915 INFO L225 Difference]: With dead ends: 17481 [2022-11-02 20:16:28,916 INFO L226 Difference]: Without dead ends: 8762 [2022-11-02 20:16:29,001 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:16:29,009 INFO L413 NwaCegarLoop]: 12893 mSDtfsCounter, 1880 mSDsluCounter, 8177 mSDsCounter, 0 mSdLazyCounter, 948 mSolverCounterSat, 11095 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1903 SdHoareTripleChecker+Valid, 21070 SdHoareTripleChecker+Invalid, 12046 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11095 IncrementalHoareTripleChecker+Valid, 948 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:16:29,010 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1903 Valid, 21070 Invalid, 12046 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11095 Valid, 948 Invalid, 3 Unknown, 0 Unchecked, 28.0s Time] [2022-11-02 20:16:29,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8762 states. [2022-11-02 20:16:33,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8762 to 8680. [2022-11-02 20:16:33,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8680 states, 4992 states have (on average 1.1850961538461537) internal successors, (5916), 5021 states have internal predecessors, (5916), 3569 states have call successors, (3569), 119 states have call predecessors, (3569), 118 states have return successors, (3559), 3551 states have call predecessors, (3559), 3559 states have call successors, (3559) [2022-11-02 20:16:33,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8680 states to 8680 states and 13044 transitions. [2022-11-02 20:16:33,745 INFO L78 Accepts]: Start accepts. Automaton has 8680 states and 13044 transitions. Word has length 458 [2022-11-02 20:16:33,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:16:33,747 INFO L495 AbstractCegarLoop]: Abstraction has 8680 states and 13044 transitions. [2022-11-02 20:16:33,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (35), 5 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-11-02 20:16:33,748 INFO L276 IsEmpty]: Start isEmpty. Operand 8680 states and 13044 transitions. [2022-11-02 20:16:33,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2022-11-02 20:16:33,767 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:16:33,768 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 13, 13, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:16:33,768 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:16:33,769 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:16:33,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:16:33,769 INFO L85 PathProgramCache]: Analyzing trace with hash 1383415925, now seen corresponding path program 1 times [2022-11-02 20:16:33,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:16:33,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4930083] [2022-11-02 20:16:33,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:16:33,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:16:34,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:34,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:16:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:34,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:34,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:34,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:16:34,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:34,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:16:34,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:34,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:34,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:34,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:16:34,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:34,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:16:34,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:34,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:34,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:34,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:16:34,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:34,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:16:34,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:34,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:34,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:34,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:16:34,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:34,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-02 20:16:34,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:34,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:34,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:34,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:16:34,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:34,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 20:16:34,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:34,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:34,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:34,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:16:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:34,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-02 20:16:34,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:34,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:34,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:16:34,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:34,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-02 20:16:34,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:34,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:34,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:34,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:16:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-02 20:16:35,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:35,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:16:35,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:16:35,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:35,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:16:35,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-02 20:16:35,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:35,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:16:35,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-02 20:16:35,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:35,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:16:35,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-02 20:16:35,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:35,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:16:35,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-02 20:16:35,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:35,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:16:35,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-02 20:16:35,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:35,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:16:35,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-02 20:16:35,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:35,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:16:35,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-02 20:16:35,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:35,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:16:35,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-11-02 20:16:35,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:35,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:16:35,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-11-02 20:16:35,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:35,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-11-02 20:16:35,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:35,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2022-11-02 20:16:35,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:35,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-11-02 20:16:35,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:35,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2022-11-02 20:16:35,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:35,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2022-11-02 20:16:35,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:35,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2022-11-02 20:16:35,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:35,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2022-11-02 20:16:35,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:35,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-11-02 20:16:35,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:35,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2022-11-02 20:16:35,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:35,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2022-11-02 20:16:35,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:35,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2022-11-02 20:16:35,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:35,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-11-02 20:16:35,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:16:35,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:16:35,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2844 trivial. 0 not checked. [2022-11-02 20:16:35,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:16:35,773 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4930083] [2022-11-02 20:16:35,773 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [4930083] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:16:35,773 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:16:35,773 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:16:35,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498323638] [2022-11-02 20:16:35,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:16:35,776 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:16:35,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:16:35,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:16:35,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:16:35,778 INFO L87 Difference]: Start difference. First operand 8680 states and 13044 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-11-02 20:16:41,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:16:43,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:16:44,215 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:16:47,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:16:50,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:16:58,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:17:03,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:17:07,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-02 20:17:09,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-02 20:17:15,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:17:16,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:17:30,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-02 20:17:36,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:17:36,659 INFO L93 Difference]: Finished difference Result 26015 states and 39156 transitions. [2022-11-02 20:17:36,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:17:36,660 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 458 [2022-11-02 20:17:36,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:17:36,832 INFO L225 Difference]: With dead ends: 26015 [2022-11-02 20:17:36,832 INFO L226 Difference]: Without dead ends: 17403 [2022-11-02 20:17:36,914 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:17:36,916 INFO L413 NwaCegarLoop]: 16226 mSDtfsCounter, 14889 mSDsluCounter, 34537 mSDsCounter, 0 mSdLazyCounter, 3498 mSolverCounterSat, 15031 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 54.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15243 SdHoareTripleChecker+Valid, 50763 SdHoareTripleChecker+Invalid, 18535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 15031 IncrementalHoareTripleChecker+Valid, 3498 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 59.4s IncrementalHoareTripleChecker+Time [2022-11-02 20:17:36,916 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15243 Valid, 50763 Invalid, 18535 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [15031 Valid, 3498 Invalid, 6 Unknown, 0 Unchecked, 59.4s Time] [2022-11-02 20:17:36,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17403 states. [2022-11-02 20:17:50,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17403 to 17235. [2022-11-02 20:17:50,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17235 states, 9912 states have (on average 1.1853309120258273) internal successors, (11749), 9961 states have internal predecessors, (11749), 7086 states have call successors, (7086), 237 states have call predecessors, (7086), 236 states have return successors, (7078), 7060 states have call predecessors, (7078), 7076 states have call successors, (7078) [2022-11-02 20:17:50,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17235 states to 17235 states and 25913 transitions. [2022-11-02 20:17:50,600 INFO L78 Accepts]: Start accepts. Automaton has 17235 states and 25913 transitions. Word has length 458 [2022-11-02 20:17:50,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:17:50,602 INFO L495 AbstractCegarLoop]: Abstraction has 17235 states and 25913 transitions. [2022-11-02 20:17:50,603 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-11-02 20:17:50,604 INFO L276 IsEmpty]: Start isEmpty. Operand 17235 states and 25913 transitions. [2022-11-02 20:17:50,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2022-11-02 20:17:50,617 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:17:50,618 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 13, 13, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:17:50,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:17:50,618 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:17:50,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:17:50,619 INFO L85 PathProgramCache]: Analyzing trace with hash 104456345, now seen corresponding path program 1 times [2022-11-02 20:17:50,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:17:50,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965595923] [2022-11-02 20:17:50,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:17:50,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:17:50,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:17:51,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:51,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:17:51,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:17:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:51,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:17:51,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:17:51,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:17:51,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:17:51,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:51,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:17:51,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-02 20:17:51,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:17:51,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 20:17:51,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:51,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:17:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-02 20:17:51,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:51,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:17:51,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-02 20:17:51,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:51,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:17:51,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-02 20:17:51,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:51,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:17:51,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:17:51,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:51,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:17:51,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-02 20:17:51,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:51,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:17:51,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-02 20:17:51,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:51,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:17:51,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-02 20:17:51,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:51,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:17:51,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-02 20:17:51,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:51,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:17:51,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:51,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-02 20:17:51,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:52,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:17:52,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-02 20:17:52,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:52,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:17:52,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-02 20:17:52,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:52,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:17:52,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-11-02 20:17:52,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:52,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:17:52,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-11-02 20:17:52,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:52,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-11-02 20:17:52,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:52,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2022-11-02 20:17:52,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:52,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-11-02 20:17:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:52,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2022-11-02 20:17:52,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:52,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2022-11-02 20:17:52,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:52,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2022-11-02 20:17:52,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:52,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2022-11-02 20:17:52,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:52,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-11-02 20:17:52,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:52,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2022-11-02 20:17:52,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:52,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2022-11-02 20:17:52,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:52,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2022-11-02 20:17:52,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:52,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-11-02 20:17:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:17:52,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:17:52,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2844 trivial. 0 not checked. [2022-11-02 20:17:52,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:17:52,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965595923] [2022-11-02 20:17:52,745 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [965595923] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:17:52,745 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:17:52,745 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:17:52,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214208905] [2022-11-02 20:17:52,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:17:52,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:17:52,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:17:52,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:17:52,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:17:52,748 INFO L87 Difference]: Start difference. First operand 17235 states and 25913 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-11-02 20:17:56,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:17:58,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:17:59,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:18:01,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []