./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.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_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/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_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/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_c34a52c4-5af9-4375-be23-aa1fb529f82f/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 5eff9009202d8b0bf60c327eed36946f13574b2b7f3842f1a4c1fa3c35e53160 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:08:21,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:08:21,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:08:21,608 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:08:21,609 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:08:21,614 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:08:21,616 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:08:21,620 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:08:21,623 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:08:21,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:08:21,629 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:08:21,631 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:08:21,632 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:08:21,634 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:08:21,636 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:08:21,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:08:21,644 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:08:21,645 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:08:21,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:08:21,658 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:08:21,660 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:08:21,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:08:21,664 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:08:21,665 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:08:21,669 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:08:21,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:08:21,670 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:08:21,672 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:08:21,673 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:08:21,674 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:08:21,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:08:21,675 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:08:21,677 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:08:21,679 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:08:21,680 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:08:21,680 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:08:21,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:08:21,681 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:08:21,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:08:21,682 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:08:21,683 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:08:21,684 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 01:08:21,728 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:08:21,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:08:21,730 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:08:21,730 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:08:21,731 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:08:21,731 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:08:21,731 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:08:21,731 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:08:21,737 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:08:21,738 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:08:21,739 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:08:21,739 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:08:21,739 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:08:21,739 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:08:21,740 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:08:21,741 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:08:21,741 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:08:21,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:08:21,741 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:08:21,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:08:21,742 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:08:21,742 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:08:21,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:08:21,742 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:08:21,742 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:08:21,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:08:21,743 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:08:21,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:08:21,743 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:08:21,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:08:21,745 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:08:21,745 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:08:21,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:08:21,746 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:08:21,746 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:08:21,746 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:08:21,746 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_c34a52c4-5af9-4375-be23-aa1fb529f82f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5eff9009202d8b0bf60c327eed36946f13574b2b7f3842f1a4c1fa3c35e53160 [2021-11-07 01:08:22,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:08:22,087 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:08:22,090 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:08:22,092 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:08:22,092 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:08:22,093 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i [2021-11-07 01:08:22,161 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/data/619f53776/1938e03a6b284275a78b62daeda2d479/FLAG5cc53d4c5 [2021-11-07 01:08:23,009 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:08:23,011 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i [2021-11-07 01:08:23,055 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/data/619f53776/1938e03a6b284275a78b62daeda2d479/FLAG5cc53d4c5 [2021-11-07 01:08:23,503 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/data/619f53776/1938e03a6b284275a78b62daeda2d479 [2021-11-07 01:08:23,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:08:23,507 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:08:23,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:08:23,512 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:08:23,515 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:08:23,516 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:08:23" (1/1) ... [2021-11-07 01:08:23,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@984dcc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:23, skipping insertion in model container [2021-11-07 01:08:23,519 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:08:23" (1/1) ... [2021-11-07 01:08:23,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:08:23,650 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:08:24,213 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_c34a52c4-5af9-4375-be23-aa1fb529f82f/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i[70748,70761] [2021-11-07 01:08:24,755 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:08:24,878 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 01:08:24,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@57da09ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:24, skipping insertion in model container [2021-11-07 01:08:24,880 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:08:24,881 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:08:24,883 INFO L168 Benchmark]: Toolchain (without parser) took 1374.43 ms. Allocated memory was 109.1 MB in the beginning and 138.4 MB in the end (delta: 29.4 MB). Free memory was 62.2 MB in the beginning and 84.3 MB in the end (delta: -22.1 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:08:24,884 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 109.1 MB. Free memory was 87.3 MB in the beginning and 87.2 MB in the end (delta: 64.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:08:24,885 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1369.43 ms. Allocated memory was 109.1 MB in the beginning and 138.4 MB in the end (delta: 29.4 MB). Free memory was 62.0 MB in the beginning and 84.9 MB in the end (delta: -22.9 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:08:24,887 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 109.1 MB. Free memory was 87.3 MB in the beginning and 87.2 MB in the end (delta: 64.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1369.43 ms. Allocated memory was 109.1 MB in the beginning and 138.4 MB in the end (delta: 29.4 MB). Free memory was 62.0 MB in the beginning and 84.9 MB in the end (delta: -22.9 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2843]: 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_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/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_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/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_c34a52c4-5af9-4375-be23-aa1fb529f82f/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 5eff9009202d8b0bf60c327eed36946f13574b2b7f3842f1a4c1fa3c35e53160 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:08:27,049 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:08:27,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:08:27,105 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:08:27,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:08:27,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:08:27,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:08:27,115 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:08:27,119 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:08:27,127 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:08:27,128 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:08:27,130 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:08:27,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:08:27,133 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:08:27,135 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:08:27,139 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:08:27,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:08:27,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:08:27,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:08:27,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:08:27,158 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:08:27,159 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:08:27,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:08:27,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:08:27,173 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:08:27,173 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:08:27,174 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:08:27,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:08:27,177 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:08:27,178 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:08:27,178 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:08:27,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:08:27,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:08:27,181 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:08:27,183 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:08:27,183 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:08:27,184 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:08:27,190 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:08:27,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:08:27,193 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:08:27,193 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:08:27,195 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 01:08:27,236 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:08:27,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:08:27,238 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:08:27,239 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:08:27,239 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:08:27,239 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:08:27,239 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:08:27,239 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:08:27,240 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:08:27,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:08:27,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:08:27,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:08:27,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:08:27,243 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:08:27,243 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:08:27,243 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:08:27,243 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:08:27,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:08:27,244 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:08:27,244 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:08:27,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:08:27,244 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:08:27,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:08:27,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:08:27,245 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:08:27,245 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:08:27,245 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:08:27,245 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:08:27,246 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:08:27,246 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:08:27,246 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:08:27,246 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:08:27,246 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_c34a52c4-5af9-4375-be23-aa1fb529f82f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5eff9009202d8b0bf60c327eed36946f13574b2b7f3842f1a4c1fa3c35e53160 [2021-11-07 01:08:27,597 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:08:27,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:08:27,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:08:27,623 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:08:27,624 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:08:27,625 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i [2021-11-07 01:08:27,699 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/data/c6514af1d/7ae84364ac97413d8dbc3aeb0fc4d069/FLAG14b71fce3 [2021-11-07 01:08:28,547 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:08:28,548 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i [2021-11-07 01:08:28,601 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/data/c6514af1d/7ae84364ac97413d8dbc3aeb0fc4d069/FLAG14b71fce3 [2021-11-07 01:08:29,105 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/data/c6514af1d/7ae84364ac97413d8dbc3aeb0fc4d069 [2021-11-07 01:08:29,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:08:29,110 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:08:29,114 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:08:29,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:08:29,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:08:29,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:08:29" (1/1) ... [2021-11-07 01:08:29,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e161694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:29, skipping insertion in model container [2021-11-07 01:08:29,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:08:29" (1/1) ... [2021-11-07 01:08:29,127 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:08:29,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:08:29,754 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_c34a52c4-5af9-4375-be23-aa1fb529f82f/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i[70748,70761] [2021-11-07 01:08:30,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:08:30,446 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:08:30,567 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:08:30,631 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_c34a52c4-5af9-4375-be23-aa1fb529f82f/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i[70748,70761] [2021-11-07 01:08:30,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:08:30,930 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:08:31,009 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_c34a52c4-5af9-4375-be23-aa1fb529f82f/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i[70748,70761] [2021-11-07 01:08:31,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:08:31,397 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:08:31,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:31 WrapperNode [2021-11-07 01:08:31,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:08:31,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:08:31,399 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:08:31,400 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:08:31,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:31" (1/1) ... [2021-11-07 01:08:31,491 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:31" (1/1) ... [2021-11-07 01:08:32,103 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:08:32,104 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:08:32,105 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:08:32,105 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:08:32,114 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:31" (1/1) ... [2021-11-07 01:08:32,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:31" (1/1) ... [2021-11-07 01:08:32,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:31" (1/1) ... [2021-11-07 01:08:32,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:31" (1/1) ... [2021-11-07 01:08:32,560 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:31" (1/1) ... [2021-11-07 01:08:32,708 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:31" (1/1) ... [2021-11-07 01:08:32,759 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:31" (1/1) ... [2021-11-07 01:08:32,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:08:32,837 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:08:32,838 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:08:32,838 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:08:32,838 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:31" (1/1) ... [2021-11-07 01:08:32,847 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:08:32,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:08:32,872 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:08:32,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:08:32,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-07 01:08:32,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-07 01:08:32,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-07 01:08:32,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-07 01:08:32,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-07 01:08:32,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-07 01:08:32,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-07 01:08:32,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-07 01:08:32,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-07 01:08:32,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-07 01:08:32,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 01:08:32,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 01:08:32,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:08:32,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-07 01:08:32,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-07 01:08:32,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-07 01:08:32,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 01:08:32,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-07 01:08:32,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-07 01:08:32,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-07 01:08:32,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 01:08:32,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-07 01:08:32,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 01:08:32,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-07 01:08:32,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:08:32,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-07 01:08:32,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-07 01:08:32,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:08:32,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:09:53,592 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:09:53,592 INFO L299 CfgBuilder]: Removed 2415 assume(true) statements. [2021-11-07 01:09:53,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:09:53 BoogieIcfgContainer [2021-11-07 01:09:53,598 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:09:53,600 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:09:53,600 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:09:53,603 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:09:53,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:08:29" (1/3) ... [2021-11-07 01:09:53,604 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d23b97f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:09:53, skipping insertion in model container [2021-11-07 01:09:53,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:31" (2/3) ... [2021-11-07 01:09:53,604 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d23b97f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:09:53, skipping insertion in model container [2021-11-07 01:09:53,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:09:53" (3/3) ... [2021-11-07 01:09:53,606 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point.cil.out.i [2021-11-07 01:09:53,611 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:09:53,611 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2021-11-07 01:09:53,677 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:09:53,683 INFO L339 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=FINITE_AUTOMATA, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 01:09:53,683 INFO L340 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2021-11-07 01:09:53,751 INFO L276 IsEmpty]: Start isEmpty. Operand has 2786 states, 2771 states have (on average 1.438469866474197) internal successors, (3986), 2785 states have internal predecessors, (3986), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:09:53,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-07 01:09:53,760 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:09:53,761 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:09:53,761 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2021-11-07 01:09:53,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:09:53,767 INFO L85 PathProgramCache]: Analyzing trace with hash -905587788, now seen corresponding path program 1 times [2021-11-07 01:09:53,785 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:09:53,786 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1480762583] [2021-11-07 01:09:53,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:09:53,787 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:09:53,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:09:53,793 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:09:53,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:09:55,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:09:55,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 3155 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:09:55,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:09:55,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:09:55,671 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:09:55,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:09:55,788 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:09:55,788 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1480762583] [2021-11-07 01:09:55,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1480762583] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:09:55,789 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:09:55,789 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 01:09:55,791 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70586140] [2021-11-07 01:09:55,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 01:09:55,796 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:09:55,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 01:09:55,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:09:55,823 INFO L87 Difference]: Start difference. First operand has 2786 states, 2771 states have (on average 1.438469866474197) internal successors, (3986), 2785 states have internal predecessors, (3986), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:09:56,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:09:56,887 INFO L93 Difference]: Finished difference Result 5797 states and 8286 transitions. [2021-11-07 01:09:56,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:09:56,889 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2021-11-07 01:09:56,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:09:56,922 INFO L225 Difference]: With dead ends: 5797 [2021-11-07 01:09:56,922 INFO L226 Difference]: Without dead ends: 2987 [2021-11-07 01:09:56,933 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:09:56,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2987 states. [2021-11-07 01:09:57,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2987 to 2987. [2021-11-07 01:09:57,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2987 states, 2973 states have (on average 1.422132526067945) internal successors, (4228), 2986 states have internal predecessors, (4228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:09:57,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 2987 states and 4228 transitions. [2021-11-07 01:09:57,086 INFO L78 Accepts]: Start accepts. Automaton has 2987 states and 4228 transitions. Word has length 23 [2021-11-07 01:09:57,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:09:57,087 INFO L470 AbstractCegarLoop]: Abstraction has 2987 states and 4228 transitions. [2021-11-07 01:09:57,087 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:09:57,087 INFO L276 IsEmpty]: Start isEmpty. Operand 2987 states and 4228 transitions. [2021-11-07 01:09:57,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-07 01:09:57,090 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:09:57,090 INFO L513 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:09:57,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 01:09:57,306 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:09:57,306 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2021-11-07 01:09:57,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:09:57,307 INFO L85 PathProgramCache]: Analyzing trace with hash -242278306, now seen corresponding path program 1 times [2021-11-07 01:09:57,313 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:09:57,313 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [65715285] [2021-11-07 01:09:57,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:09:57,314 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:09:57,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:09:57,318 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:09:57,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:09:58,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:09:58,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 3174 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:09:58,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:09:58,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-07 01:09:58,976 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:09:59,095 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-07 01:09:59,095 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:09:59,096 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [65715285] [2021-11-07 01:09:59,096 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [65715285] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:09:59,096 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:09:59,096 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:09:59,096 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316121712] [2021-11-07 01:09:59,097 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:09:59,098 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:09:59,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:09:59,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:09:59,099 INFO L87 Difference]: Start difference. First operand 2987 states and 4228 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:09:59,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:09:59,978 INFO L93 Difference]: Finished difference Result 8563 states and 12184 transitions. [2021-11-07 01:09:59,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 01:09:59,980 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-11-07 01:09:59,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:10:00,035 INFO L225 Difference]: With dead ends: 8563 [2021-11-07 01:10:00,035 INFO L226 Difference]: Without dead ends: 8539 [2021-11-07 01:10:00,039 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:10:00,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8539 states. [2021-11-07 01:10:00,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8539 to 2963. [2021-11-07 01:10:00,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2963 states, 2961 states have (on average 1.419790611279973) internal successors, (4204), 2962 states have internal predecessors, (4204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:10:00,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2963 states to 2963 states and 4204 transitions. [2021-11-07 01:10:00,217 INFO L78 Accepts]: Start accepts. Automaton has 2963 states and 4204 transitions. Word has length 35 [2021-11-07 01:10:00,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:10:00,218 INFO L470 AbstractCegarLoop]: Abstraction has 2963 states and 4204 transitions. [2021-11-07 01:10:00,219 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:10:00,219 INFO L276 IsEmpty]: Start isEmpty. Operand 2963 states and 4204 transitions. [2021-11-07 01:10:00,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-07 01:10:00,224 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:10:00,225 INFO L513 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:10:00,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:10:00,438 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:10:00,438 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2021-11-07 01:10:00,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:10:00,439 INFO L85 PathProgramCache]: Analyzing trace with hash 1633730832, now seen corresponding path program 1 times [2021-11-07 01:10:00,447 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:10:00,447 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [457670979] [2021-11-07 01:10:00,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:10:00,448 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:10:00,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:10:00,449 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:10:00,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 01:10:11,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 01:10:11,213 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 01:10:21,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 01:10:22,154 INFO L133 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2021-11-07 01:10:22,155 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-11-07 01:10:22,156 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:10:22,158 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:10:22,158 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:10:22,159 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:10:22,159 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:10:22,159 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:10:22,160 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:10:22,160 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:10:22,160 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:10:22,160 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:10:22,161 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:10:22,161 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:10:22,161 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:10:22,162 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:10:22,229 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 01:10:22,381 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:10:22,384 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2021-11-07 01:10:22,387 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 01:10:22,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:10:22 BoogieIcfgContainer [2021-11-07 01:10:22,550 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:10:22,551 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:10:22,551 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:10:22,551 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:10:22,552 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:09:53" (3/4) ... [2021-11-07 01:10:22,554 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-07 01:10:22,787 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:10:22,788 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:10:22,789 INFO L168 Benchmark]: Toolchain (without parser) took 113677.77 ms. Allocated memory was 67.1 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 39.1 MB in the beginning and 818.0 MB in the end (delta: -778.9 MB). Peak memory consumption was 415.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:10:22,790 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 67.1 MB. Free memory was 47.9 MB in the beginning and 47.9 MB in the end (delta: 64.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:10:22,790 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2284.48 ms. Allocated memory was 67.1 MB in the beginning and 117.4 MB in the end (delta: 50.3 MB). Free memory was 38.9 MB in the beginning and 56.4 MB in the end (delta: -17.5 MB). Peak memory consumption was 59.0 MB. Max. memory is 16.1 GB. [2021-11-07 01:10:22,791 INFO L168 Benchmark]: Boogie Procedure Inliner took 704.17 ms. Allocated memory was 117.4 MB in the beginning and 186.6 MB in the end (delta: 69.2 MB). Free memory was 56.4 MB in the beginning and 89.6 MB in the end (delta: -33.2 MB). Peak memory consumption was 52.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:10:22,791 INFO L168 Benchmark]: Boogie Preprocessor took 732.07 ms. Allocated memory was 186.6 MB in the beginning and 398.5 MB in the end (delta: 211.8 MB). Free memory was 89.6 MB in the beginning and 293.7 MB in the end (delta: -204.1 MB). Peak memory consumption was 37.9 MB. Max. memory is 16.1 GB. [2021-11-07 01:10:22,792 INFO L168 Benchmark]: RCFGBuilder took 80760.46 ms. Allocated memory was 398.5 MB in the beginning and 889.2 MB in the end (delta: 490.7 MB). Free memory was 293.7 MB in the beginning and 586.5 MB in the end (delta: -292.8 MB). Peak memory consumption was 524.0 MB. Max. memory is 16.1 GB. [2021-11-07 01:10:22,792 INFO L168 Benchmark]: TraceAbstraction took 28950.91 ms. Allocated memory was 889.2 MB in the beginning and 1.3 GB in the end (delta: 369.1 MB). Free memory was 586.5 MB in the beginning and 860.2 MB in the end (delta: -273.7 MB). Peak memory consumption was 94.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:10:22,793 INFO L168 Benchmark]: Witness Printer took 236.76 ms. Allocated memory is still 1.3 GB. Free memory was 860.2 MB in the beginning and 818.0 MB in the end (delta: 42.2 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. [2021-11-07 01:10:22,795 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 67.1 MB. Free memory was 47.9 MB in the beginning and 47.9 MB in the end (delta: 64.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2284.48 ms. Allocated memory was 67.1 MB in the beginning and 117.4 MB in the end (delta: 50.3 MB). Free memory was 38.9 MB in the beginning and 56.4 MB in the end (delta: -17.5 MB). Peak memory consumption was 59.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 704.17 ms. Allocated memory was 117.4 MB in the beginning and 186.6 MB in the end (delta: 69.2 MB). Free memory was 56.4 MB in the beginning and 89.6 MB in the end (delta: -33.2 MB). Peak memory consumption was 52.8 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 732.07 ms. Allocated memory was 186.6 MB in the beginning and 398.5 MB in the end (delta: 211.8 MB). Free memory was 89.6 MB in the beginning and 293.7 MB in the end (delta: -204.1 MB). Peak memory consumption was 37.9 MB. Max. memory is 16.1 GB. * RCFGBuilder took 80760.46 ms. Allocated memory was 398.5 MB in the beginning and 889.2 MB in the end (delta: 490.7 MB). Free memory was 293.7 MB in the beginning and 586.5 MB in the end (delta: -292.8 MB). Peak memory consumption was 524.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 28950.91 ms. Allocated memory was 889.2 MB in the beginning and 1.3 GB in the end (delta: 369.1 MB). Free memory was 586.5 MB in the beginning and 860.2 MB in the end (delta: -273.7 MB). Peak memory consumption was 94.4 MB. Max. memory is 16.1 GB. * Witness Printer took 236.76 ms. Allocated memory is still 1.3 GB. Free memory was 860.2 MB in the beginning and 818.0 MB in the end (delta: 42.2 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 2565]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L2588] int ldv_state_variable_1 ; [L2589] int LDV_IN_INTERRUPT = 1; [L2590] int ref_cnt ; [L2591] int ldv_state_variable_0 ; [L2671-L2689] static struct physical_voice_info pv_map[18U] = { {0U, 2U, 0U, {0U, 3U, 8U, 11U}}, {1U, 2U, 0U, {1U, 4U, 9U, 12U}}, {2U, 2U, 0U, {2U, 5U, 10U, 13U}}, {3U, 2U, 0U, {8U, 11U, 0U, 0U}}, {4U, 2U, 0U, {9U, 12U, 0U, 0U}}, {5U, 2U, 0U, {10U, 13U, 0U, 0U}}, {6U, 2U, 0U, {16U, 19U, 0U, 0U}}, {7U, 2U, 0U, {17U, 20U, 0U, 0U}}, {8U, 2U, 0U, {18U, 21U, 0U, 0U}}, {0U, 2U, 1U, {0U, 3U, 8U, 11U}}, {1U, 2U, 1U, {1U, 4U, 9U, 12U}}, {2U, 2U, 1U, {2U, 5U, 10U, 13U}}, {3U, 2U, 1U, {8U, 11U, 0U, 0U}}, {4U, 2U, 1U, {9U, 12U, 0U, 0U}}, {5U, 2U, 1U, {10U, 13U, 0U, 0U}}, {6U, 2U, 1U, {16U, 19U, 0U, 0U}}, {7U, 2U, 1U, {17U, 20U, 0U, 0U}}, {8U, 2U, 1U, {18U, 21U, 0U, 0U}}}; [L2690] static struct opl_devinfo *devc = (struct opl_devinfo *)0; [L2691] static int detected_model ; [L2984-L3016] static char fm_volume_table[128U] = { -64, -48, -40, -35, -32, -29, -27, -26, -24, -23, -21, -20, -19, -18, -18, -17, -16, -15, -15, -14, -13, -13, -12, -12, -11, -11, -10, -10, -10, -9, -9, -8, -8, -8, -7, -7, -7, -6, -6, -6, -5, -5, -5, -5, -4, -4, -4, -4, -3, -3, -3, -3, -2, -2, -2, -2, -2, -1, -1, -1, -1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8}; [L3747-L4797] static struct synth_operations opl3_operations = {& __this_module, (char *)"OPL", (struct synth_info *)0, 0, 0, 0, & opl3_open, & opl3_close, & opl3_ioctl, & opl3_kill_note, & opl3_start_note, & opl3_set_instr, & opl3_reset, & opl3_hw_control, & opl3_load_patch, & opl3_aftertouch, & opl3_controller, & opl3_panning, & opl3_volume_method, & opl3_bender, & opl3_alloc_voice, & opl3_setup_voice, 0, {0, 0, 0, {(unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0}, 0, {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}}, {{0, 0, 0, {(unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned 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(unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}}, {0, 0, 0, {(unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}}, {0, 0, 0, {(unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned 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char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}}}, 0, {(unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}, 0}; [L4904] static int me ; [L4905] static int io = -1; [L4943] int ldv_retval_0 ; [L4944] int ldv_retval_1 ; VAL [__this_module={-9223372036854775808:0}, detected_model=0, devc={0:0}, fm_volume_table={2161094502440500868:0}, io=4294967295, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, me=0, opl3_operations={1152851135862931072:0}, pv_map={6917458658897165952:0}, ref_cnt=0] [L4949] int ldvarg18 ; [L4950] int tmp ; [L4951] int ldvarg11 ; [L4952] int tmp___0 ; [L4953] int ldvarg32 ; [L4954] int tmp___1 ; [L4955] int ldvarg7 ; [L4956] int tmp___2 ; [L4957] unsigned char *ldvarg23 ; [L4958] void *tmp___3 ; [L4959] int ldvarg43 ; [L4960] int tmp___4 ; [L4961] int ldvarg42 ; [L4962] int tmp___5 ; [L4963] int ldvarg12 ; [L4964] int tmp___6 ; [L4965] int ldvarg46 ; [L4966] int tmp___7 ; [L4967] int ldvarg1 ; [L4968] int tmp___8 ; [L4969] int ldvarg37 ; [L4970] int tmp___9 ; [L4971] int ldvarg29 ; [L4972] int tmp___10 ; [L4973] struct voice_alloc_info *ldvarg44 ; [L4974] void *tmp___11 ; [L4975] int ldvarg24 ; [L4976] int tmp___12 ; [L4977] int ldvarg35 ; [L4978] int tmp___13 ; [L4979] int ldvarg0 ; [L4980] int tmp___14 ; [L4981] int ldvarg38 ; [L4982] int tmp___15 ; [L4983] int ldvarg5 ; [L4984] int tmp___16 ; [L4985] void *ldvarg33 ; [L4986] void *tmp___17 ; [L4987] int ldvarg16 ; [L4988] int tmp___18 ; [L4989] int ldvarg6 ; [L4990] int tmp___19 ; [L4991] int ldvarg4 ; [L4992] int tmp___20 ; [L4993] int ldvarg14 ; [L4994] int tmp___21 ; [L4995] unsigned int ldvarg34 ; [L4996] unsigned int tmp___22 ; [L4997] int ldvarg28 ; [L4998] int tmp___23 ; [L4999] int ldvarg2 ; [L5000] int tmp___24 ; [L5001] int ldvarg47 ; [L5002] int tmp___25 ; [L5003] int ldvarg39 ; [L5004] int tmp___26 ; [L5005] int ldvarg20 ; [L5006] int tmp___27 ; [L5007] int ldvarg31 ; [L5008] int tmp___28 ; [L5009] int ldvarg41 ; [L5010] int tmp___29 ; [L5011] int ldvarg3 ; [L5012] int tmp___30 ; [L5013] char *ldvarg8 ; [L5014] void *tmp___31 ; [L5015] int ldvarg13 ; [L5016] int tmp___32 ; [L5017] int ldvarg36 ; [L5018] int tmp___33 ; [L5019] int ldvarg10 ; [L5020] int tmp___34 ; [L5021] int ldvarg40 ; [L5022] int tmp___35 ; [L5023] int ldvarg9 ; [L5024] int tmp___36 ; [L5025] int ldvarg45 ; [L5026] int tmp___37 ; [L5027] int ldvarg26 ; [L5028] int tmp___38 ; [L5029] int ldvarg27 ; [L5030] int tmp___39 ; [L5031] int ldvarg15 ; [L5032] int tmp___40 ; [L5033] int ldvarg30 ; [L5034] int tmp___41 ; [L5035] int ldvarg21 ; [L5036] int tmp___42 ; [L5037] int ldvarg17 ; [L5038] int tmp___43 ; [L5039] int ldvarg25 ; [L5040] int tmp___44 ; [L5041] int ldvarg22 ; [L5042] int tmp___45 ; [L5043] int ldvarg19 ; [L5044] int tmp___46 ; [L5045] int tmp___47 ; [L5046] int tmp___48 ; [L5047] int tmp___49 ; [L5049] tmp = __VERIFIER_nondet_int() [L5050] ldvarg18 = tmp [L5051] tmp___0 = __VERIFIER_nondet_int() [L5052] ldvarg11 = tmp___0 [L5053] tmp___1 = __VERIFIER_nondet_int() [L5054] ldvarg32 = tmp___1 [L5055] tmp___2 = __VERIFIER_nondet_int() [L5056] ldvarg7 = tmp___2 [L2530] void *p ; [L2531] void *tmp ; [L2532] int tmp___0 ; [L2534] tmp___0 = __VERIFIER_nondet_int() [L2535] COND TRUE tmp___0 != 0 [L2536] return ((void *)0); VAL [__this_module={-9223372036854775808:0}, detected_model=0, devc={0:0}, fm_volume_table={2161094502440500868:0}, io=4294967295, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, me=0, opl3_operations={1152851135862931072:0}, pv_map={6917458658897165952:0}, ref_cnt=0] [L5057] tmp___3 = ldv_zalloc(1UL) [L5058] ldvarg23 = (unsigned char *)tmp___3 [L5059] tmp___4 = __VERIFIER_nondet_int() [L5060] ldvarg43 = tmp___4 [L5061] tmp___5 = __VERIFIER_nondet_int() [L5062] ldvarg42 = tmp___5 [L5063] tmp___6 = __VERIFIER_nondet_int() [L5064] ldvarg12 = tmp___6 [L5065] tmp___7 = __VERIFIER_nondet_int() [L5066] ldvarg46 = tmp___7 [L5067] tmp___8 = __VERIFIER_nondet_int() [L5068] ldvarg1 = tmp___8 [L5069] tmp___9 = __VERIFIER_nondet_int() [L5070] ldvarg37 = tmp___9 [L5071] tmp___10 = __VERIFIER_nondet_int() [L5072] ldvarg29 = tmp___10 [L2530] void *p ; [L2531] void *tmp ; [L2532] int tmp___0 ; [L2534] tmp___0 = __VERIFIER_nondet_int() [L2535] COND TRUE tmp___0 != 0 [L2536] return ((void *)0); VAL [__this_module={-9223372036854775808:0}, detected_model=0, devc={0:0}, fm_volume_table={2161094502440500868:0}, io=4294967295, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, me=0, opl3_operations={1152851135862931072:0}, pv_map={6917458658897165952:0}, ref_cnt=0] [L5073] tmp___11 = ldv_zalloc(208UL) [L5074] ldvarg44 = (struct voice_alloc_info *)tmp___11 [L5075] tmp___12 = __VERIFIER_nondet_int() [L5076] ldvarg24 = tmp___12 [L5077] tmp___13 = __VERIFIER_nondet_int() [L5078] ldvarg35 = tmp___13 [L5079] tmp___14 = __VERIFIER_nondet_int() [L5080] ldvarg0 = tmp___14 [L5081] tmp___15 = __VERIFIER_nondet_int() [L5082] ldvarg38 = tmp___15 [L5083] tmp___16 = __VERIFIER_nondet_int() [L5084] ldvarg5 = tmp___16 [L2530] void *p ; [L2531] void *tmp ; [L2532] int tmp___0 ; [L2534] tmp___0 = __VERIFIER_nondet_int() [L2535] COND TRUE tmp___0 != 0 [L2536] return ((void *)0); VAL [__this_module={-9223372036854775808:0}, detected_model=0, devc={0:0}, fm_volume_table={2161094502440500868:0}, io=4294967295, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, me=0, opl3_operations={1152851135862931072:0}, pv_map={6917458658897165952:0}, ref_cnt=0] [L5085] tmp___17 = ldv_zalloc(1UL) [L5086] ldvarg33 = tmp___17 [L5087] tmp___18 = __VERIFIER_nondet_int() [L5088] ldvarg16 = tmp___18 [L5089] tmp___19 = __VERIFIER_nondet_int() [L5090] ldvarg6 = tmp___19 [L5091] tmp___20 = __VERIFIER_nondet_int() [L5092] ldvarg4 = tmp___20 [L5093] tmp___21 = __VERIFIER_nondet_int() [L5094] ldvarg14 = tmp___21 [L5095] tmp___22 = __VERIFIER_nondet_uint() [L5096] ldvarg34 = tmp___22 [L5097] tmp___23 = __VERIFIER_nondet_int() [L5098] ldvarg28 = tmp___23 [L5099] tmp___24 = __VERIFIER_nondet_int() [L5100] ldvarg2 = tmp___24 [L5101] tmp___25 = __VERIFIER_nondet_int() [L5102] ldvarg47 = tmp___25 [L5103] tmp___26 = __VERIFIER_nondet_int() [L5104] ldvarg39 = tmp___26 [L5105] tmp___27 = __VERIFIER_nondet_int() [L5106] ldvarg20 = tmp___27 [L5107] tmp___28 = __VERIFIER_nondet_int() [L5108] ldvarg31 = tmp___28 [L5109] tmp___29 = __VERIFIER_nondet_int() [L5110] ldvarg41 = tmp___29 [L5111] tmp___30 = __VERIFIER_nondet_int() [L5112] ldvarg3 = tmp___30 [L2530] void *p ; [L2531] void *tmp ; [L2532] int tmp___0 ; [L2534] tmp___0 = __VERIFIER_nondet_int() [L2535] COND TRUE tmp___0 != 0 [L2536] return ((void *)0); VAL [__this_module={-9223372036854775808:0}, detected_model=0, devc={0:0}, fm_volume_table={2161094502440500868:0}, io=4294967295, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, me=0, opl3_operations={1152851135862931072:0}, pv_map={6917458658897165952:0}, ref_cnt=0] [L5113] tmp___31 = ldv_zalloc(1UL) [L5114] ldvarg8 = (char *)tmp___31 [L5115] tmp___32 = __VERIFIER_nondet_int() [L5116] ldvarg13 = tmp___32 [L5117] tmp___33 = __VERIFIER_nondet_int() [L5118] ldvarg36 = tmp___33 [L5119] tmp___34 = __VERIFIER_nondet_int() [L5120] ldvarg10 = tmp___34 [L5121] tmp___35 = __VERIFIER_nondet_int() [L5122] ldvarg40 = tmp___35 [L5123] tmp___36 = __VERIFIER_nondet_int() [L5124] ldvarg9 = tmp___36 [L5125] tmp___37 = __VERIFIER_nondet_int() [L5126] ldvarg45 = tmp___37 [L5127] tmp___38 = __VERIFIER_nondet_int() [L5128] ldvarg26 = tmp___38 [L5129] tmp___39 = __VERIFIER_nondet_int() [L5130] ldvarg27 = tmp___39 [L5131] tmp___40 = __VERIFIER_nondet_int() [L5132] ldvarg15 = tmp___40 [L5133] tmp___41 = __VERIFIER_nondet_int() [L5134] ldvarg30 = tmp___41 [L5135] tmp___42 = __VERIFIER_nondet_int() [L5136] ldvarg21 = tmp___42 [L5137] tmp___43 = __VERIFIER_nondet_int() [L5138] ldvarg17 = tmp___43 [L5139] tmp___44 = __VERIFIER_nondet_int() [L5140] ldvarg25 = tmp___44 [L5141] tmp___45 = __VERIFIER_nondet_int() [L5142] ldvarg22 = tmp___45 [L5143] tmp___46 = __VERIFIER_nondet_int() [L5144] ldvarg19 = tmp___46 VAL [__this_module={-9223372036854775808:0}, detected_model=0, devc={0:0}, fm_volume_table={2161094502440500868:0}, io=4294967295, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, me=0, opl3_operations={1152851135862931072:0}, pv_map={6917458658897165952:0}, ref_cnt=0] [L5146] ldv_state_variable_1 = 0 [L5147] ref_cnt = 0 [L5148] ldv_state_variable_0 = 1 VAL [__this_module={-9223372036854775808:0}, detected_model=0, devc={0:0}, fm_volume_table={2161094502440500868:0}, io=4294967295, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, me=0, opl3_operations={1152851135862931072:0}, pv_map={6917458658897165952:0}, ref_cnt=0] [L5150] tmp___47 = __VERIFIER_nondet_int() [L5152] case 0: [L5351] case 1: VAL [__this_module={-9223372036854775808:0}, detected_model=0, devc={0:0}, fm_volume_table={2161094502440500868:0}, io=4294967295, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, me=0, opl3_operations={1152851135862931072:0}, pv_map={6917458658897165952:0}, ref_cnt=0] [L5352] COND TRUE ldv_state_variable_0 != 0 [L5353] tmp___49 = __VERIFIER_nondet_int() [L5355] case 0: [L5363] case 1: VAL [__this_module={-9223372036854775808:0}, detected_model=0, devc={0:0}, fm_volume_table={2161094502440500868:0}, io=4294967295, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, me=0, opl3_operations={1152851135862931072:0}, pv_map={6917458658897165952:0}, ref_cnt=0] [L5364] COND TRUE ldv_state_variable_0 == 1 [L4908] int tmp ; [L4911] COND FALSE !(io != -1) VAL [__this_module={-9223372036854775808:0}, detected_model=0, devc={0:0}, fm_volume_table={2161094502440500868:0}, io=4294967295, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, me=0, opl3_operations={1152851135862931072:0}, pv_map={6917458658897165952:0}, ref_cnt=0] [L4920] return (0); VAL [__this_module={-9223372036854775808:0}, detected_model=0, devc={0:0}, fm_volume_table={2161094502440500868:0}, io=4294967295, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, me=0, opl3_operations={1152851135862931072:0}, pv_map={6917458658897165952:0}, ref_cnt=0] [L5365] ldv_retval_1 = init_opl3() [L5366] COND TRUE ldv_retval_1 == 0 [L5367] ldv_state_variable_0 = 3 [L5368] ldv_state_variable_1 = 1 VAL [__this_module={-9223372036854775808:0}, detected_model=0, devc={0:0}, fm_volume_table={2161094502440500868:0}, io=4294967295, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, me=0, opl3_operations={1152851135862931072:0}, pv_map={6917458658897165952:0}, ref_cnt=0] [L5371] COND FALSE !(ldv_retval_1 != 0) VAL [__this_module={-9223372036854775808:0}, detected_model=0, devc={0:0}, fm_volume_table={2161094502440500868:0}, io=4294967295, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, me=0, opl3_operations={1152851135862931072:0}, pv_map={6917458658897165952:0}, ref_cnt=0] [L5150] tmp___47 = __VERIFIER_nondet_int() [L5152] case 0: VAL [__this_module={-9223372036854775808:0}, detected_model=0, devc={0:0}, fm_volume_table={2161094502440500868:0}, io=4294967295, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, me=0, opl3_operations={1152851135862931072:0}, pv_map={6917458658897165952:0}, ref_cnt=0] [L5153] COND TRUE ldv_state_variable_1 != 0 [L5154] tmp___48 = __VERIFIER_nondet_int() [L5156] case 0: [L5168] case 1: [L5180] case 2: [L5191] case 3: [L5203] case 4: [L5215] case 5: [L5227] case 6: [L5239] case 7: [L5251] case 8: [L5263] case 9: [L5275] case 10: [L5282] case 11: [L5294] case 12: [L5306] case 13: VAL [__this_module={-9223372036854775808:0}, detected_model=0, devc={0:0}, fm_volume_table={2161094502440500868:0}, io=4294967295, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, me=0, opl3_operations={1152851135862931072:0}, pv_map={6917458658897165952:0}, ref_cnt=0] [L5307] COND TRUE ldv_state_variable_1 == 1 [L3438] struct sbi_instrument ins ; [L3439] unsigned long tmp ; [L3440] int tmp___0 ; VAL [__this_module={-9223372036854775808:0}, detected_model=0, devc={0:0}, fm_volume_table={2161094502440500868:0}, io=4294967295, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, me=0, opl3_operations={1152851135862931072:0}, pv_map={6917458658897165952:0}, ref_cnt=0] [L3442] COND FALSE !((unsigned int )count <= 39U) [L5439] unsigned long tmp ; [L5481] COND FALSE !(n >= 0L) VAL [__this_module={-9223372036854775808:0}, detected_model=0, devc={0:0}, fm_volume_table={2161094502440500868:0}, io=4294967295, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, me=0, opl3_operations={1152851135862931072:0}, pv_map={6917458658897165952:0}, ref_cnt=0] [L2565] reach_error() VAL [__this_module={-9223372036854775808:0}, detected_model=0, devc={0:0}, fm_volume_table={2161094502440500868:0}, io=4294967295, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, me=0, opl3_operations={1152851135862931072:0}, pv_map={6917458658897165952:0}, ref_cnt=0] - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 2565]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2786 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 28.7s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 15227 SDtfs, 7933 SDslu, 11344 SDs, 0 SdLazy, 139 SolverSat, 27 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 112 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2987occurred in iteration=1, InterpolantAutomatonStates: 7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 2 MinimizatonAttempts, 5576 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 12.9s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 112 ConstructedInterpolants, 0 QuantifiedInterpolants, 128 SizeOfPredicates, 4 NumberOfNonLiveVariables, 6329 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-11-07 01:10:22,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34a52c4-5af9-4375-be23-aa1fb529f82f/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE