./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.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_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/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_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/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_2351622d-770d-410d-866f-818bb4131cfd/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 4fa8f711706c6827dfd46bfbbe473b8c8a578e07b4d272918901355226a20b94 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:31:00,675 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:31:00,679 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:31:00,740 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:31:00,740 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:31:00,745 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:31:00,747 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:31:00,751 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:31:00,754 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:31:00,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:31:00,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:31:00,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:31:00,763 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:31:00,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:31:00,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:31:00,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:31:00,774 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:31:00,775 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:31:00,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:31:00,789 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:31:00,791 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:31:00,792 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:31:00,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:31:00,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:31:00,807 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:31:00,807 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:31:00,808 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:31:00,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:31:00,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:31:00,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:31:00,813 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:31:00,814 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:31:00,816 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:31:00,817 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:31:00,819 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:31:00,819 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:31:00,820 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:31:00,820 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:31:00,820 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:31:00,821 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:31:00,822 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:31:00,823 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 01:31:00,873 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:31:00,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:31:00,875 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:31:00,876 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:31:00,876 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:31:00,876 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:31:00,877 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:31:00,877 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:31:00,877 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:31:00,877 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:31:00,879 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:31:00,879 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:31:00,879 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:31:00,880 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:31:00,880 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:31:00,881 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:31:00,881 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:31:00,882 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:31:00,882 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:31:00,882 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:31:00,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:31:00,890 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:31:00,891 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:31:00,891 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:31:00,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:31:00,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:31:00,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:31:00,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:31:00,892 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:31:00,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:31:00,895 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:31:00,895 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:31:00,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:31:00,896 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:31:00,896 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:31:00,896 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:31:00,897 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_2351622d-770d-410d-866f-818bb4131cfd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fa8f711706c6827dfd46bfbbe473b8c8a578e07b4d272918901355226a20b94 [2021-11-07 01:31:01,335 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:31:01,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:31:01,377 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:31:01,378 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:31:01,379 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:31:01,380 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2021-11-07 01:31:01,446 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/data/afe626d1e/f2002e8ea08548fb8b45bbc4a21009ea/FLAG418566f8a [2021-11-07 01:31:02,420 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:31:02,421 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2021-11-07 01:31:02,501 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/data/afe626d1e/f2002e8ea08548fb8b45bbc4a21009ea/FLAG418566f8a [2021-11-07 01:31:02,928 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/data/afe626d1e/f2002e8ea08548fb8b45bbc4a21009ea [2021-11-07 01:31:02,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:31:02,933 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:31:02,935 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:31:02,935 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:31:02,939 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:31:02,940 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:31:02" (1/1) ... [2021-11-07 01:31:02,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a7f481d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:02, skipping insertion in model container [2021-11-07 01:31:02,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:31:02" (1/1) ... [2021-11-07 01:31:02,953 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:31:03,069 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:31:04,337 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_2351622d-770d-410d-866f-818bb4131cfd/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i[322047,322060] [2021-11-07 01:31:04,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:31:04,470 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 01:31:04,471 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@10122968 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:04, skipping insertion in model container [2021-11-07 01:31:04,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:31:04,471 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:31:04,474 INFO L168 Benchmark]: Toolchain (without parser) took 1539.57 ms. Allocated memory was 98.6 MB in the beginning and 138.4 MB in the end (delta: 39.8 MB). Free memory was 71.2 MB in the beginning and 88.3 MB in the end (delta: -17.1 MB). Peak memory consumption was 36.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:31:04,476 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 98.6 MB. Free memory is still 74.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:31:04,478 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1536.47 ms. Allocated memory was 98.6 MB in the beginning and 138.4 MB in the end (delta: 39.8 MB). Free memory was 70.9 MB in the beginning and 88.3 MB in the end (delta: -17.4 MB). Peak memory consumption was 36.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:31:04,480 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 98.6 MB. Free memory is still 74.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1536.47 ms. Allocated memory was 98.6 MB in the beginning and 138.4 MB in the end (delta: 39.8 MB). Free memory was 70.9 MB in the beginning and 88.3 MB in the end (delta: -17.4 MB). Peak memory consumption was 36.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2772]: 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_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/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_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/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_2351622d-770d-410d-866f-818bb4131cfd/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 4fa8f711706c6827dfd46bfbbe473b8c8a578e07b4d272918901355226a20b94 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:31:06,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:31:06,938 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:31:06,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:31:06,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:31:06,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:31:06,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:31:06,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:31:06,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:31:06,989 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:31:06,991 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:31:06,993 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:31:06,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:31:06,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:31:06,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:31:07,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:31:07,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:31:07,004 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:31:07,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:31:07,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:31:07,013 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:31:07,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:31:07,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:31:07,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:31:07,024 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:31:07,025 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:31:07,026 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:31:07,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:31:07,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:31:07,029 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:31:07,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:31:07,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:31:07,033 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:31:07,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:31:07,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:31:07,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:31:07,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:31:07,038 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:31:07,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:31:07,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:31:07,042 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:31:07,043 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 01:31:07,076 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:31:07,077 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:31:07,078 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:31:07,078 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:31:07,079 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:31:07,079 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:31:07,080 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:31:07,080 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:31:07,080 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:31:07,082 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:31:07,082 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:31:07,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:31:07,083 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:31:07,083 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:31:07,083 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:31:07,084 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:31:07,084 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:31:07,084 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:31:07,085 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:31:07,085 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:31:07,085 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:31:07,086 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:31:07,086 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:31:07,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:31:07,087 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:31:07,087 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:31:07,087 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:31:07,087 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:31:07,088 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:31:07,088 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:31:07,088 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:31:07,089 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:31:07,089 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_2351622d-770d-410d-866f-818bb4131cfd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fa8f711706c6827dfd46bfbbe473b8c8a578e07b4d272918901355226a20b94 [2021-11-07 01:31:07,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:31:07,629 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:31:07,633 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:31:07,634 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:31:07,635 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:31:07,636 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2021-11-07 01:31:07,721 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/data/2fa3d2247/a5313d6ac9f54bcf9a8412bf3a1e4ad8/FLAGafa7f89f4 [2021-11-07 01:31:08,797 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:31:08,798 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2021-11-07 01:31:08,860 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/data/2fa3d2247/a5313d6ac9f54bcf9a8412bf3a1e4ad8/FLAGafa7f89f4 [2021-11-07 01:31:09,173 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/data/2fa3d2247/a5313d6ac9f54bcf9a8412bf3a1e4ad8 [2021-11-07 01:31:09,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:31:09,180 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:31:09,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:31:09,185 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:31:09,189 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:31:09,190 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:31:09" (1/1) ... [2021-11-07 01:31:09,192 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63a27572 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:09, skipping insertion in model container [2021-11-07 01:31:09,192 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:31:09" (1/1) ... [2021-11-07 01:31:09,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:31:09,416 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:31:10,919 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_2351622d-770d-410d-866f-818bb4131cfd/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i[322047,322060] [2021-11-07 01:31:10,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:31:11,065 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:31:11,112 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:31:11,378 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_2351622d-770d-410d-866f-818bb4131cfd/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i[322047,322060] [2021-11-07 01:31:11,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:31:11,476 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:31:11,762 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_2351622d-770d-410d-866f-818bb4131cfd/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i[322047,322060] [2021-11-07 01:31:11,768 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:31:11,956 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:31:11,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:11 WrapperNode [2021-11-07 01:31:11,957 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:31:11,958 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:31:11,958 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:31:11,959 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:31:11,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:11" (1/1) ... [2021-11-07 01:31:12,063 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:11" (1/1) ... [2021-11-07 01:31:12,440 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:31:12,441 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:31:12,441 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:31:12,441 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:31:12,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:11" (1/1) ... [2021-11-07 01:31:12,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:11" (1/1) ... [2021-11-07 01:31:12,551 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:11" (1/1) ... [2021-11-07 01:31:12,562 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:11" (1/1) ... [2021-11-07 01:31:12,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:11" (1/1) ... [2021-11-07 01:31:12,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:11" (1/1) ... [2021-11-07 01:31:12,932 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:11" (1/1) ... [2021-11-07 01:31:12,981 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:31:12,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:31:12,983 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:31:12,984 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:31:12,985 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:11" (1/1) ... [2021-11-07 01:31:12,993 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:31:13,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:31:13,035 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:31:13,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:31:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-07 01:31:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-07 01:31:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-07 01:31:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-07 01:31:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-07 01:31:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-07 01:31:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-07 01:31:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-07 01:31:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-07 01:31:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-07 01:31:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 01:31:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 01:31:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:31:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-07 01:31:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-07 01:31:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-07 01:31:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 01:31:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-07 01:31:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-07 01:31:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-07 01:31:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 01:31:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-07 01:31:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 01:31:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-07 01:31:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:31:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-07 01:31:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-07 01:31:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:31:13,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:32:12,648 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:32:12,648 INFO L299 CfgBuilder]: Removed 1396 assume(true) statements. [2021-11-07 01:32:12,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:32:12 BoogieIcfgContainer [2021-11-07 01:32:12,653 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:32:12,655 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:32:12,656 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:32:12,659 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:32:12,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:31:09" (1/3) ... [2021-11-07 01:32:12,660 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56cc4661 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:32:12, skipping insertion in model container [2021-11-07 01:32:12,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:11" (2/3) ... [2021-11-07 01:32:12,661 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56cc4661 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:32:12, skipping insertion in model container [2021-11-07 01:32:12,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:32:12" (3/3) ... [2021-11-07 01:32:12,663 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2021-11-07 01:32:12,669 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:32:12,669 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2021-11-07 01:32:12,729 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:32:12,736 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 01:32:12,736 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-11-07 01:32:12,784 INFO L276 IsEmpty]: Start isEmpty. Operand has 1542 states, 1534 states have (on average 1.4263363754889178) internal successors, (2188), 1541 states have internal predecessors, (2188), 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 01:32:12,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-07 01:32:12,791 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:32:12,791 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:32:12,792 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-07 01:32:12,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:32:12,797 INFO L85 PathProgramCache]: Analyzing trace with hash -101877267, now seen corresponding path program 1 times [2021-11-07 01:32:12,819 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:32:12,820 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1863070122] [2021-11-07 01:32:12,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:32:12,821 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:32:12,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:32:12,827 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:32:12,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:32:14,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:32:14,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 3023 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:32:14,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:32:14,642 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 01:32:14,642 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:32:14,732 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 01:32:14,733 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:32:14,749 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1863070122] [2021-11-07 01:32:14,750 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1863070122] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:32:14,750 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:32:14,750 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:32:14,752 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879687704] [2021-11-07 01:32:14,756 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:32:14,757 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:32:14,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:32:14,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:32:14,775 INFO L87 Difference]: Start difference. First operand has 1542 states, 1534 states have (on average 1.4263363754889178) internal successors, (2188), 1541 states have internal predecessors, (2188), 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 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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 01:32:15,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:32:15,296 INFO L93 Difference]: Finished difference Result 5556 states and 7919 transitions. [2021-11-07 01:32:15,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 01:32:15,300 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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 17 [2021-11-07 01:32:15,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:32:15,356 INFO L225 Difference]: With dead ends: 5556 [2021-11-07 01:32:15,356 INFO L226 Difference]: Without dead ends: 3986 [2021-11-07 01:32:15,372 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 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 01:32:15,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3986 states. [2021-11-07 01:32:15,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3986 to 1518. [2021-11-07 01:32:15,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1518 states, 1517 states have (on average 1.4126565589980224) internal successors, (2143), 1517 states have internal predecessors, (2143), 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 01:32:15,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1518 states and 2143 transitions. [2021-11-07 01:32:15,599 INFO L78 Accepts]: Start accepts. Automaton has 1518 states and 2143 transitions. Word has length 17 [2021-11-07 01:32:15,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:32:15,600 INFO L470 AbstractCegarLoop]: Abstraction has 1518 states and 2143 transitions. [2021-11-07 01:32:15,600 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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 01:32:15,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 2143 transitions. [2021-11-07 01:32:15,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-07 01:32:15,604 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:32:15,604 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 01:32:15,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 01:32:15,823 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:32:15,824 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-07 01:32:15,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:32:15,825 INFO L85 PathProgramCache]: Analyzing trace with hash -202089511, now seen corresponding path program 1 times [2021-11-07 01:32:15,829 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:32:15,829 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [5652388] [2021-11-07 01:32:15,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:32:15,830 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:32:15,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:32:15,831 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:32:15,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:32:29,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 01:32:29,118 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 01:32:39,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 01:32:40,231 INFO L133 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2021-11-07 01:32:40,232 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-11-07 01:32:40,234 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:32:40,237 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:32:40,237 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:32:40,238 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:32:40,238 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:32:40,238 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:32:40,239 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:32:40,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:32:40,449 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:32:40,454 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-07 01:32:40,460 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 01:32:40,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:32:40 BoogieIcfgContainer [2021-11-07 01:32:40,627 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:32:40,628 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:32:40,628 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:32:40,628 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:32:40,629 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:32:12" (3/4) ... [2021-11-07 01:32:40,631 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-07 01:32:40,929 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:32:40,930 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:32:40,932 INFO L168 Benchmark]: Toolchain (without parser) took 91750.05 ms. Allocated memory was 71.3 MB in the beginning and 501.2 MB in the end (delta: 429.9 MB). Free memory was 47.9 MB in the beginning and 266.2 MB in the end (delta: -218.4 MB). Peak memory consumption was 211.0 MB. Max. memory is 16.1 GB. [2021-11-07 01:32:40,932 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 71.3 MB. Free memory is still 53.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:32:40,933 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2772.56 ms. Allocated memory was 71.3 MB in the beginning and 144.7 MB in the end (delta: 73.4 MB). Free memory was 47.5 MB in the beginning and 88.1 MB in the end (delta: -40.6 MB). Peak memory consumption was 69.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:32:40,934 INFO L168 Benchmark]: Boogie Procedure Inliner took 482.07 ms. Allocated memory is still 144.7 MB. Free memory was 88.1 MB in the beginning and 59.6 MB in the end (delta: 28.5 MB). Peak memory consumption was 53.0 MB. Max. memory is 16.1 GB. [2021-11-07 01:32:40,935 INFO L168 Benchmark]: Boogie Preprocessor took 541.04 ms. Allocated memory was 144.7 MB in the beginning and 272.6 MB in the end (delta: 127.9 MB). Free memory was 59.6 MB in the beginning and 181.9 MB in the end (delta: -122.3 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:32:40,935 INFO L168 Benchmark]: RCFGBuilder took 59670.29 ms. Allocated memory was 272.6 MB in the beginning and 501.2 MB in the end (delta: 228.6 MB). Free memory was 181.9 MB in the beginning and 334.9 MB in the end (delta: -153.1 MB). Peak memory consumption was 300.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:32:40,936 INFO L168 Benchmark]: TraceAbstraction took 27971.44 ms. Allocated memory is still 501.2 MB. Free memory was 334.9 MB in the beginning and 316.6 MB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:32:40,936 INFO L168 Benchmark]: Witness Printer took 301.87 ms. Allocated memory is still 501.2 MB. Free memory was 316.6 MB in the beginning and 266.2 MB in the end (delta: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:32:40,938 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 71.3 MB. Free memory is still 53.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2772.56 ms. Allocated memory was 71.3 MB in the beginning and 144.7 MB in the end (delta: 73.4 MB). Free memory was 47.5 MB in the beginning and 88.1 MB in the end (delta: -40.6 MB). Peak memory consumption was 69.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 482.07 ms. Allocated memory is still 144.7 MB. Free memory was 88.1 MB in the beginning and 59.6 MB in the end (delta: 28.5 MB). Peak memory consumption was 53.0 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 541.04 ms. Allocated memory was 144.7 MB in the beginning and 272.6 MB in the end (delta: 127.9 MB). Free memory was 59.6 MB in the beginning and 181.9 MB in the end (delta: -122.3 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 59670.29 ms. Allocated memory was 272.6 MB in the beginning and 501.2 MB in the end (delta: 228.6 MB). Free memory was 181.9 MB in the beginning and 334.9 MB in the end (delta: -153.1 MB). Peak memory consumption was 300.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 27971.44 ms. Allocated memory is still 501.2 MB. Free memory was 334.9 MB in the beginning and 316.6 MB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. * Witness Printer took 301.87 ms. Allocated memory is still 501.2 MB. Free memory was 316.6 MB in the beginning and 266.2 MB in the end (delta: 50.3 MB). Peak memory consumption was 50.3 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: 6170]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L2600-L2618] 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}}}; [L2619] static struct opl_devinfo *devc = 0; [L2620] static int detected_model ; [L2913-L2945] 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}; [L3676-L5794] static struct synth_operations opl3_operations = {& __this_module, (char *)"OPL", 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 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, 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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}, 0}; [L5901] static int me ; [L5902] static int io = -1; [L5945] int LDV_IN_INTERRUPT ; VAL [__this_module={4512395720392704:0}, detected_model=0, devc={0:0}, fm_volume_table={-6917529027641081846:0}, io=4294967295, LDV_IN_INTERRUPT=0, me=0, opl3_operations={-1152921504606847013:0}, pv_map={-53:0}] [L5948] int var_opl3_open_12_p0 ; [L5949] int var_opl3_open_12_p1 ; [L5950] int res_opl3_open_12 ; [L5951] int var_opl3_close_13_p0 ; [L5952] int var_opl3_ioctl_1_p0 ; [L5953] unsigned int var_opl3_ioctl_1_p1 ; [L5954] void *var_opl3_ioctl_1_p2 ; [L5955] int var_opl3_kill_note_3_p0 ; [L5956] int var_opl3_kill_note_3_p1 ; [L5957] int var_opl3_kill_note_3_p2 ; [L5958] int var_opl3_kill_note_3_p3 ; [L5959] int var_opl3_start_note_8_p0 ; [L5960] int var_opl3_start_note_8_p1 ; [L5961] int var_opl3_start_note_8_p2 ; [L5962] int var_opl3_start_note_8_p3 ; [L5963] int var_opl3_set_instr_5_p0 ; [L5964] int var_opl3_set_instr_5_p1 ; [L5965] int var_opl3_set_instr_5_p2 ; [L5966] int var_opl3_reset_11_p0 ; [L5967] int var_opl3_hw_control_14_p0 ; [L5968] unsigned char *var_opl3_hw_control_14_p1 ; [L5969] int var_opl3_load_patch_15_p0 ; [L5970] int var_opl3_load_patch_15_p1 ; [L5971] char const *var_opl3_load_patch_15_p2 ; [L5972] int var_opl3_load_patch_15_p3 ; [L5973] int var_opl3_load_patch_15_p4 ; [L5974] int var_opl3_load_patch_15_p5 ; [L5975] int var_opl3_aftertouch_18_p0 ; [L5976] int var_opl3_aftertouch_18_p1 ; [L5977] int var_opl3_aftertouch_18_p2 ; [L5978] int var_opl3_controller_20_p0 ; [L5979] int var_opl3_controller_20_p1 ; [L5980] int var_opl3_controller_20_p2 ; [L5981] int var_opl3_controller_20_p3 ; [L5982] int var_opl3_panning_16_p0 ; [L5983] int var_opl3_panning_16_p1 ; [L5984] int var_opl3_panning_16_p2 ; [L5985] int var_opl3_volume_method_17_p0 ; [L5986] int var_opl3_volume_method_17_p1 ; [L5987] int var_opl3_bender_21_p0 ; [L5988] int var_opl3_bender_21_p1 ; [L5989] int var_opl3_bender_21_p2 ; [L5990] int var_opl3_alloc_voice_22_p0 ; [L5991] int var_opl3_alloc_voice_22_p1 ; [L5992] int var_opl3_alloc_voice_22_p2 ; [L5993] struct voice_alloc_info *var_opl3_alloc_voice_22_p3 ; [L5994] int var_opl3_setup_voice_23_p0 ; [L5995] int var_opl3_setup_voice_23_p1 ; [L5996] int var_opl3_setup_voice_23_p2 ; [L5997] int ldv_s_opl3_operations_synth_operations ; [L5998] int tmp ; [L5999] int tmp___0 ; [L6000] int tmp___1 ; [L6002] ldv_s_opl3_operations_synth_operations = 0 [L6003] LDV_IN_INTERRUPT = 1 VAL [__this_module={4512395720392704:0}, detected_model=0, devc={0:0}, fm_volume_table={-6917529027641081846:0}, io=4294967295, LDV_IN_INTERRUPT=1, me=0, opl3_operations={-1152921504606847013:0}, pv_map={-53:0}] [L5905] int tmp ; [L5908] COND FALSE !(io != -1) VAL [__this_module={4512395720392704:0}, detected_model=0, devc={0:0}, fm_volume_table={-6917529027641081846:0}, io=4294967295, LDV_IN_INTERRUPT=1, me=0, opl3_operations={-1152921504606847013:0}, pv_map={-53:0}] [L5917] return (0); VAL [__this_module={4512395720392704:0}, detected_model=0, devc={0:0}, fm_volume_table={-6917529027641081846:0}, io=4294967295, LDV_IN_INTERRUPT=1, me=0, opl3_operations={-1152921504606847013:0}, pv_map={-53:0}] [L6006] tmp = init_opl3() [L6007] COND FALSE !(tmp != 0) VAL [__this_module={4512395720392704:0}, detected_model=0, devc={0:0}, fm_volume_table={-6917529027641081846:0}, io=4294967295, LDV_IN_INTERRUPT=1, me=0, opl3_operations={-1152921504606847013:0}, pv_map={-53:0}] [L6102] tmp___1 = __VERIFIER_nondet_int() [L6103] COND TRUE tmp___1 != 0 || ldv_s_opl3_operations_synth_operations != 0 VAL [__this_module={4512395720392704:0}, detected_model=0, devc={0:0}, fm_volume_table={-6917529027641081846:0}, io=4294967295, LDV_IN_INTERRUPT=1, me=0, opl3_operations={-1152921504606847013:0}, pv_map={-53:0}] [L6013] tmp___0 = __VERIFIER_nondet_int() [L6015] case 0: [L6028] case 1: [L6036] case 2: [L6040] case 3: [L6045] case 4: [L6050] case 5: [L6054] case 6: [L6058] case 7: [L6062] case 8: VAL [__this_module={4512395720392704:0}, detected_model=0, devc={0:0}, fm_volume_table={-6917529027641081846:0}, io=4294967295, LDV_IN_INTERRUPT=1, me=0, opl3_operations={-1152921504606847013:0}, pv_map={-53:0}] [L3367] struct sbi_instrument ins ; [L3368] unsigned long tmp ; [L3369] int tmp___0 ; VAL [__this_module={4512395720392704:0}, detected_model=0, devc={0:0}, fm_volume_table={-6917529027641081846:0}, io=4294967295, LDV_IN_INTERRUPT=1, me=0, opl3_operations={-1152921504606847013:0}, pv_map={-53:0}] [L3371] COND FALSE !((unsigned int )count <= 39U) [L6158] unsigned long tmp ; [L6213] COND FALSE !(n >= 0L) VAL [__this_module={4512395720392704:0}, detected_model=0, devc={0:0}, fm_volume_table={-6917529027641081846:0}, io=4294967295, LDV_IN_INTERRUPT=1, me=0, opl3_operations={-1152921504606847013:0}, pv_map={-53:0}] [L6170] reach_error() VAL [__this_module={4512395720392704:0}, detected_model=0, devc={0:0}, fm_volume_table={-6917529027641081846:0}, io=4294967295, LDV_IN_INTERRUPT=1, me=0, opl3_operations={-1152921504606847013:0}, pv_map={-53:0}] - UnprovableResult [Line: 6170]: 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: 6170]: 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: 6170]: 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: 6170]: 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: 6170]: 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: 6170]: 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, 1542 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 27.7s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 5717 SDtfs, 3677 SDslu, 3897 SDs, 0 SdLazy, 23 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1542occurred in iteration=0, InterpolantAutomatonStates: 4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 1 MinimizatonAttempts, 2468 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 14.3s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 32 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 SizeOfPredicates, 4 NumberOfNonLiveVariables, 3023 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 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 01:32:41,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2351622d-770d-410d-866f-818bb4131cfd/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