./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8 --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9c0f3c4e7d6a24ba21d6ffb402319e0f06ac0ca6295543404bf61b300ca084f9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:59:27,231 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:59:27,234 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:59:27,284 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:59:27,288 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:59:27,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:59:27,302 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:59:27,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:59:27,311 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:59:27,321 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:59:27,322 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:59:27,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:59:27,327 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:59:27,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:59:27,333 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:59:27,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:59:27,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:59:27,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:59:27,352 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:59:27,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:59:27,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:59:27,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:59:27,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:59:27,369 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:59:27,381 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:59:27,381 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:59:27,382 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:59:27,385 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:59:27,386 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:59:27,388 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:59:27,389 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:59:27,391 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:59:27,393 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:59:27,395 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:59:27,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:59:27,397 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:59:27,398 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:59:27,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:59:27,399 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:59:27,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:59:27,401 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:59:27,402 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 01:59:27,467 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:59:27,467 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:59:27,469 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:59:27,469 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:59:27,470 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:59:27,470 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:59:27,470 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:59:27,471 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:59:27,479 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:59:27,479 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:59:27,481 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:59:27,481 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:59:27,481 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:59:27,482 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:59:27,482 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:59:27,483 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:59:27,483 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:59:27,484 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:59:27,484 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:59:27,484 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:59:27,484 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:59:27,485 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:59:27,485 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:59:27,485 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:59:27,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:59:27,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:59:27,486 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:59:27,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:59:27,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:59:27,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:59:27,490 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:59:27,490 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:59:27,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:59:27,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:59:27,491 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:59:27,492 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:59:27,492 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c0f3c4e7d6a24ba21d6ffb402319e0f06ac0ca6295543404bf61b300ca084f9 [2021-11-07 01:59:27,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:59:27,855 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:59:27,858 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:59:27,860 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:59:27,861 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:59:27,862 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i [2021-11-07 01:59:27,944 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/data/5634c5648/8585c9a623ff49a0a10c2193de7cd4af/FLAG8ca0ffbdb [2021-11-07 01:59:29,393 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:59:29,395 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i [2021-11-07 01:59:29,485 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/data/5634c5648/8585c9a623ff49a0a10c2193de7cd4af/FLAG8ca0ffbdb [2021-11-07 01:59:29,860 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/data/5634c5648/8585c9a623ff49a0a10c2193de7cd4af [2021-11-07 01:59:29,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:59:29,865 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:59:29,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:59:29,866 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:59:29,870 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:59:29,871 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:59:29" (1/1) ... [2021-11-07 01:59:29,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d2eeb29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:59:29, skipping insertion in model container [2021-11-07 01:59:29,873 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:59:29" (1/1) ... [2021-11-07 01:59:29,881 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:59:30,268 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:59:34,726 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:59:34,729 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:59:34,730 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:59:34,731 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:59:34,764 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:59:34,786 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:59:35,429 WARN L228 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_d519e2ad-8019-48c7-ae66-f2913c5569b3/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[823902,823915] [2021-11-07 01:59:35,433 WARN L228 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_d519e2ad-8019-48c7-ae66-f2913c5569b3/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[824068,824081] [2021-11-07 01:59:35,434 WARN L228 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_d519e2ad-8019-48c7-ae66-f2913c5569b3/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[824232,824245] [2021-11-07 01:59:35,436 WARN L228 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_d519e2ad-8019-48c7-ae66-f2913c5569b3/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[824397,824410] [2021-11-07 01:59:35,462 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:59:35,657 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-07 01:59:35,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@d8bb91a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:59:35, skipping insertion in model container [2021-11-07 01:59:35,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:59:35,659 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:59:35,663 INFO L168 Benchmark]: Toolchain (without parser) took 5795.44 ms. Allocated memory was 111.1 MB in the beginning and 411.0 MB in the end (delta: 299.9 MB). Free memory was 59.7 MB in the beginning and 237.8 MB in the end (delta: -178.1 MB). Peak memory consumption was 121.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:59:35,665 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 111.1 MB. Free memory was 63.7 MB in the beginning and 63.6 MB in the end (delta: 56.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:59:35,667 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5792.73 ms. Allocated memory was 111.1 MB in the beginning and 411.0 MB in the end (delta: 299.9 MB). Free memory was 59.7 MB in the beginning and 237.8 MB in the end (delta: -178.1 MB). Peak memory consumption was 121.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:59:35,670 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 111.1 MB. Free memory was 63.7 MB in the beginning and 63.6 MB in the end (delta: 56.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5792.73 ms. Allocated memory was 111.1 MB in the beginning and 411.0 MB in the end (delta: 299.9 MB). Free memory was 59.7 MB in the beginning and 237.8 MB in the end (delta: -178.1 MB). Peak memory consumption was 121.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5606]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8 --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9c0f3c4e7d6a24ba21d6ffb402319e0f06ac0ca6295543404bf61b300ca084f9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:59:38,438 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:59:38,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:59:38,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:59:38,494 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:59:38,498 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:59:38,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:59:38,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:59:38,513 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:59:38,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:59:38,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:59:38,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:59:38,527 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:59:38,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:59:38,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:59:38,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:59:38,534 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:59:38,535 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:59:38,537 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:59:38,540 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:59:38,542 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:59:38,544 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:59:38,545 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:59:38,546 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:59:38,550 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:59:38,551 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:59:38,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:59:38,553 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:59:38,553 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:59:38,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:59:38,555 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:59:38,556 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:59:38,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:59:38,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:59:38,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:59:38,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:59:38,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:59:38,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:59:38,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:59:38,564 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:59:38,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:59:38,566 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 01:59:38,599 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:59:38,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:59:38,600 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:59:38,601 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:59:38,601 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:59:38,601 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:59:38,602 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:59:38,602 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:59:38,602 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:59:38,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:59:38,603 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:59:38,604 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:59:38,604 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:59:38,604 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:59:38,604 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:59:38,605 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:59:38,605 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:59:38,605 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:59:38,605 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:59:38,606 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:59:38,606 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:59:38,606 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:59:38,610 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:59:38,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:59:38,611 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:59:38,611 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:59:38,612 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:59:38,612 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:59:38,613 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:59:38,613 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:59:38,613 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:59:38,613 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:59:38,614 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c0f3c4e7d6a24ba21d6ffb402319e0f06ac0ca6295543404bf61b300ca084f9 [2021-11-07 01:59:39,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:59:39,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:59:39,123 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:59:39,124 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:59:39,125 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:59:39,127 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i [2021-11-07 01:59:39,219 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/data/50b2973c2/7ba19fd3cbc641b3b108991bb8bdf4e0/FLAG2eac70df8 [2021-11-07 01:59:41,086 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:59:41,091 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i [2021-11-07 01:59:41,182 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/data/50b2973c2/7ba19fd3cbc641b3b108991bb8bdf4e0/FLAG2eac70df8 [2021-11-07 01:59:41,260 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/data/50b2973c2/7ba19fd3cbc641b3b108991bb8bdf4e0 [2021-11-07 01:59:41,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:59:41,265 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:59:41,267 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:59:41,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:59:41,271 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:59:41,272 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:59:41" (1/1) ... [2021-11-07 01:59:41,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10e9e86b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:59:41, skipping insertion in model container [2021-11-07 01:59:41,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:59:41" (1/1) ... [2021-11-07 01:59:41,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:59:41,709 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:59:46,613 WARN L228 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_d519e2ad-8019-48c7-ae66-f2913c5569b3/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[823902,823915] [2021-11-07 01:59:46,616 WARN L228 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_d519e2ad-8019-48c7-ae66-f2913c5569b3/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[824068,824081] [2021-11-07 01:59:46,617 WARN L228 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_d519e2ad-8019-48c7-ae66-f2913c5569b3/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[824232,824245] [2021-11-07 01:59:46,618 WARN L228 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_d519e2ad-8019-48c7-ae66-f2913c5569b3/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[824397,824410] [2021-11-07 01:59:46,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:59:46,868 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:59:47,060 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:59:48,855 WARN L228 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_d519e2ad-8019-48c7-ae66-f2913c5569b3/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[823902,823915] [2021-11-07 01:59:48,858 WARN L228 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_d519e2ad-8019-48c7-ae66-f2913c5569b3/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[824068,824081] [2021-11-07 01:59:48,858 WARN L228 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_d519e2ad-8019-48c7-ae66-f2913c5569b3/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[824232,824245] [2021-11-07 01:59:48,859 WARN L228 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_d519e2ad-8019-48c7-ae66-f2913c5569b3/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[824397,824410] [2021-11-07 01:59:48,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:59:48,948 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:59:51,384 WARN L228 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_d519e2ad-8019-48c7-ae66-f2913c5569b3/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[823902,823915] [2021-11-07 01:59:51,385 WARN L228 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_d519e2ad-8019-48c7-ae66-f2913c5569b3/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[824068,824081] [2021-11-07 01:59:51,386 WARN L228 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_d519e2ad-8019-48c7-ae66-f2913c5569b3/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[824232,824245] [2021-11-07 01:59:51,386 WARN L228 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_d519e2ad-8019-48c7-ae66-f2913c5569b3/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[824397,824410] [2021-11-07 01:59:51,390 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:59:51,712 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:59:51,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:59:51 WrapperNode [2021-11-07 01:59:51,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:59:51,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:59:51,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:59:51,715 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:59:51,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:59:51" (1/1) ... [2021-11-07 01:59:52,266 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:59:51" (1/1) ... [2021-11-07 02:00:13,142 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 02:00:13,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 02:00:13,144 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 02:00:13,144 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 02:00:13,159 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:59:51" (1/1) ... [2021-11-07 02:00:13,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:59:51" (1/1) ... [2021-11-07 02:00:19,571 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:59:51" (1/1) ... [2021-11-07 02:00:19,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:59:51" (1/1) ... [2021-11-07 02:00:30,667 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:59:51" (1/1) ... [2021-11-07 02:00:31,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:59:51" (1/1) ... [2021-11-07 02:00:32,427 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:59:51" (1/1) ... [2021-11-07 02:00:34,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 02:00:34,543 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 02:00:34,543 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 02:00:34,543 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 02:00:34,544 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:59:51" (1/1) ... [2021-11-07 02:00:34,552 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:00:34,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:00:34,584 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 02:00:34,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d519e2ad-8019-48c7-ae66-f2913c5569b3/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 02:00:34,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-07 02:00:34,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-07 02:00:34,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-07 02:00:34,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-07 02:00:34,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-07 02:00:34,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 02:00:34,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 02:00:34,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-07 02:00:34,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 02:00:34,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-07 02:00:34,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 02:00:34,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-07 02:00:34,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 02:00:34,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-07 02:00:34,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-07 02:00:34,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-07 02:00:34,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-07 02:00:34,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-07 02:00:34,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-07 02:00:34,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 02:00:34,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 02:00:34,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-07 02:00:34,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-07 02:00:34,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-07 02:00:34,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-07 02:00:34,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 02:00:34,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start