./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ --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 820791ca4a5b729ea09241fd853f4951361d9ebf5c7978962554702f0e055b46 --- 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-dbf71c6-m [2022-10-17 10:58:22,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:58:22,398 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:58:22,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:58:22,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:58:22,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:58:22,469 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:58:22,478 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:58:22,481 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:58:22,490 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:58:22,491 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:58:22,495 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:58:22,495 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:58:22,499 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:58:22,501 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:58:22,503 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:58:22,505 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:58:22,506 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:58:22,509 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:58:22,518 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:58:22,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:58:22,522 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:58:22,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:58:22,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:58:22,541 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:58:22,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:58:22,542 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:58:22,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:58:22,545 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:58:22,547 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:58:22,547 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:58:22,550 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:58:22,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:58:22,554 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:58:22,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:58:22,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:58:22,557 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:58:22,557 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:58:22,557 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:58:22,558 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:58:22,559 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:58:22,560 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 10:58:22,589 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:58:22,589 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:58:22,590 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:58:22,590 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:58:22,591 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:58:22,591 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:58:22,592 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:58:22,592 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:58:22,592 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:58:22,593 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:58:22,593 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:58:22,593 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:58:22,594 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:58:22,594 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:58:22,594 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:58:22,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:58:22,595 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:58:22,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:58:22,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:58:22,595 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:58:22,596 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:58:22,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:58:22,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:58:22,597 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:58:22,597 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:58:22,597 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:58:22,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:58:22,598 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:58:22,598 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:58:22,598 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:58:22,599 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_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 820791ca4a5b729ea09241fd853f4951361d9ebf5c7978962554702f0e055b46 [2022-10-17 10:58:22,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:58:22,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:58:22,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:58:22,973 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:58:22,974 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:58:22,976 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i [2022-10-17 10:58:23,050 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ/data/f39b87d38/de466c95f4214fac956dd7e876e053f2/FLAG3b2e1e9a7 [2022-10-17 10:58:24,469 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:58:24,470 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i [2022-10-17 10:58:24,591 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ/data/f39b87d38/de466c95f4214fac956dd7e876e053f2/FLAG3b2e1e9a7 [2022-10-17 10:58:24,920 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ/data/f39b87d38/de466c95f4214fac956dd7e876e053f2 [2022-10-17 10:58:24,923 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:58:24,925 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:58:24,930 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:58:24,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:58:24,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:58:24,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:58:24" (1/1) ... [2022-10-17 10:58:24,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7144c078 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:58:24, skipping insertion in model container [2022-10-17 10:58:24,939 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:58:24" (1/1) ... [2022-10-17 10:58:24,947 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:58:25,475 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:58:45,292 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_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i[1174485,1174498] [2022-10-17 10:58:45,563 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:58:45,600 ERROR L326 MainTranslator]: Incorrect Syntax: Empty initializers are not allowed by the C standard. [2022-10-17 10:58:45,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6a4d919a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:58:45, skipping insertion in model container [2022-10-17 10:58:45,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:58:45,602 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 10:58:45,605 INFO L158 Benchmark]: Toolchain (without parser) took 20677.91ms. Allocated memory was 157.3MB in the beginning and 360.7MB in the end (delta: 203.4MB). Free memory was 72.8MB in the beginning and 240.4MB in the end (delta: -167.6MB). Peak memory consumption was 153.3MB. Max. memory is 16.1GB. [2022-10-17 10:58:45,607 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 157.3MB. Free memory is still 136.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:58:45,610 INFO L158 Benchmark]: CACSL2BoogieTranslator took 20671.96ms. Allocated memory was 157.3MB in the beginning and 360.7MB in the end (delta: 203.4MB). Free memory was 72.5MB in the beginning and 240.4MB in the end (delta: -167.9MB). Peak memory consumption was 153.3MB. Max. memory is 16.1GB. [2022-10-17 10:58:45,615 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 157.3MB. Free memory is still 136.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 20671.96ms. Allocated memory was 157.3MB in the beginning and 360.7MB in the end (delta: 203.4MB). Free memory was 72.5MB in the beginning and 240.4MB in the end (delta: -167.9MB). Peak memory consumption was 153.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 14590]: Incorrect Syntax Empty initializers are not allowed by the C standard. RESULT: Ultimate could not prove your program: Incorrect Syntax 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_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ --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 820791ca4a5b729ea09241fd853f4951361d9ebf5c7978962554702f0e055b46 --- 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-dbf71c6-m [2022-10-17 10:58:48,515 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:58:48,518 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:58:48,587 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:58:48,588 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:58:48,593 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:58:48,597 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:58:48,607 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:58:48,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:58:48,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:58:48,619 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:58:48,621 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:58:48,622 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:58:48,623 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:58:48,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:58:48,630 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:58:48,632 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:58:48,640 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:58:48,642 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:58:48,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:58:48,660 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:58:48,663 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:58:48,665 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:58:48,666 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:58:48,673 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:58:48,674 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:58:48,674 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:58:48,676 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:58:48,677 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:58:48,679 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:58:48,679 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:58:48,681 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:58:48,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:58:48,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:58:48,685 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:58:48,686 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:58:48,687 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:58:48,688 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:58:48,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:58:48,690 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:58:48,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:58:48,693 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-10-17 10:58:48,734 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:58:48,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:58:48,740 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:58:48,740 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:58:48,741 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:58:48,742 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:58:48,744 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:58:48,744 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:58:48,744 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:58:48,745 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:58:48,746 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:58:48,747 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:58:48,747 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:58:48,747 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:58:48,748 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 10:58:48,748 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 10:58:48,749 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 10:58:48,749 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:58:48,749 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:58:48,749 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:58:48,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:58:48,750 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:58:48,750 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:58:48,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:58:48,751 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:58:48,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:58:48,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:58:48,753 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-10-17 10:58:48,753 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 10:58:48,753 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:58:48,753 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:58:48,754 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:58:48,754 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 10:58:48,755 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_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 820791ca4a5b729ea09241fd853f4951361d9ebf5c7978962554702f0e055b46 [2022-10-17 10:58:49,248 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:58:49,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:58:49,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:58:49,303 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:58:49,306 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:58:49,308 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i [2022-10-17 10:58:49,395 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ/data/567956e4c/2f2e0459ca364407bc7445820278df78/FLAGd060d046f [2022-10-17 10:58:51,527 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:58:51,528 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--gma500--gma500_gfx.ko-entry_point.cil.out.i [2022-10-17 10:58:51,672 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ/data/567956e4c/2f2e0459ca364407bc7445820278df78/FLAGd060d046f [2022-10-17 10:58:51,903 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e6e5e90-10c4-4dc1-ae7e-c1e340d02a0d/bin/uautomizer-J5u9QxTXDZ/data/567956e4c/2f2e0459ca364407bc7445820278df78 [2022-10-17 10:58:51,906 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:58:51,908 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:58:51,910 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:58:51,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:58:51,915 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:58:51,916 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:58:51" (1/1) ... [2022-10-17 10:58:51,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b5fa491 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:58:51, skipping insertion in model container [2022-10-17 10:58:51,918 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:58:51" (1/1) ... [2022-10-17 10:58:51,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:58:52,367 INFO L178 MainTranslator]: Built tables and reachable declarations