./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 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan --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 3c9332610227ccb8fe0ab2065a7fb0e223ce4c89 ........................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan --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 3c9332610227ccb8fe0ab2065a7fb0e223ce4c89 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 06:29:53,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 06:29:53,704 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 06:29:53,740 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 06:29:53,741 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 06:29:53,742 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 06:29:53,743 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 06:29:53,746 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 06:29:53,748 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 06:29:53,749 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 06:29:53,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 06:29:53,752 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 06:29:53,752 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 06:29:53,753 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 06:29:53,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 06:29:53,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 06:29:53,757 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 06:29:53,758 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 06:29:53,760 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 06:29:53,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 06:29:53,764 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 06:29:53,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 06:29:53,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 06:29:53,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 06:29:53,770 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 06:29:53,771 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 06:29:53,771 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 06:29:53,772 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 06:29:53,772 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 06:29:53,773 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 06:29:53,774 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 06:29:53,775 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 06:29:53,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 06:29:53,776 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 06:29:53,777 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 06:29:53,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 06:29:53,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 06:29:53,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 06:29:53,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 06:29:53,779 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 06:29:53,780 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 06:29:53,780 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-12-09 06:29:53,802 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 06:29:53,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 06:29:53,803 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 06:29:53,803 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 06:29:53,803 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 06:29:53,804 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 06:29:53,804 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 06:29:53,804 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 06:29:53,804 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 06:29:53,804 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 06:29:53,804 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 06:29:53,805 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 06:29:53,805 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 06:29:53,805 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 06:29:53,805 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 06:29:53,806 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 06:29:53,806 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 06:29:53,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 06:29:53,806 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 06:29:53,806 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 06:29:53,807 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 06:29:53,807 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 06:29:53,807 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 06:29:53,807 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 06:29:53,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 06:29:53,807 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 06:29:53,808 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 06:29:53,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 06:29:53,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 06:29:53,808 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 06:29:53,808 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 06:29:53,809 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 06:29:53,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 06:29:53,809 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 06:29:53,809 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 06:29:53,809 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 06:29:53,809 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-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c9332610227ccb8fe0ab2065a7fb0e223ce4c89 [2020-12-09 06:29:53,996 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 06:29:54,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 06:29:54,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 06:29:54,016 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 06:29:54,017 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 06:29:54,018 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2020-12-09 06:29:54,060 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/data/a60aa4634/69fd1f39365946b4b60d48431744501b/FLAG77010256c [2020-12-09 06:29:54,613 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 06:29:54,614 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2020-12-09 06:29:54,643 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/data/a60aa4634/69fd1f39365946b4b60d48431744501b/FLAG77010256c [2020-12-09 06:29:55,096 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/data/a60aa4634/69fd1f39365946b4b60d48431744501b [2020-12-09 06:29:55,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 06:29:55,100 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 06:29:55,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 06:29:55,102 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 06:29:55,105 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 06:29:55,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:29:55" (1/1) ... [2020-12-09 06:29:55,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ca23e91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:29:55, skipping insertion in model container [2020-12-09 06:29:55,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:29:55" (1/1) ... [2020-12-09 06:29:55,112 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 06:29:55,186 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 06:29:55,760 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i[322047,322060] [2020-12-09 06:29:55,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 06:29:55,841 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) [2020-12-09 06:29:55,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@16715ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:29:55, skipping insertion in model container [2020-12-09 06:29:55,841 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 06:29:55,842 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 06:29:55,843 INFO L168 Benchmark]: Toolchain (without parser) took 742.10 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 61.3 MB in the beginning and 52.3 MB in the end (delta: 8.9 MB). Peak memory consumption was 29.8 MB. Max. memory is 16.1 GB. [2020-12-09 06:29:55,844 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 86.0 MB. Free memory was 65.7 MB in the beginning and 65.7 MB in the end (delta: 29.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 06:29:55,845 INFO L168 Benchmark]: CACSL2BoogieTranslator took 740.15 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 60.9 MB in the beginning and 52.3 MB in the end (delta: 8.6 MB). Peak memory consumption was 29.8 MB. Max. memory is 16.1 GB. [2020-12-09 06:29:55,846 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 86.0 MB. Free memory was 65.7 MB in the beginning and 65.7 MB in the end (delta: 29.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 740.15 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 60.9 MB in the beginning and 52.3 MB in the end (delta: 8.6 MB). Peak memory consumption was 29.8 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... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2020-12-09 06:29:57,227 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 06:29:57,229 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 06:29:57,252 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 06:29:57,252 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 06:29:57,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 06:29:57,254 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 06:29:57,256 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 06:29:57,258 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 06:29:57,259 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 06:29:57,259 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 06:29:57,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 06:29:57,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 06:29:57,266 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 06:29:57,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 06:29:57,268 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 06:29:57,269 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 06:29:57,270 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 06:29:57,272 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 06:29:57,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 06:29:57,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 06:29:57,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 06:29:57,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 06:29:57,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 06:29:57,281 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 06:29:57,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 06:29:57,282 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 06:29:57,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 06:29:57,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 06:29:57,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 06:29:57,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 06:29:57,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 06:29:57,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 06:29:57,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 06:29:57,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 06:29:57,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 06:29:57,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 06:29:57,288 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 06:29:57,288 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 06:29:57,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 06:29:57,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 06:29:57,290 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-12-09 06:29:57,307 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 06:29:57,307 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 06:29:57,308 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 06:29:57,308 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 06:29:57,308 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 06:29:57,309 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 06:29:57,309 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 06:29:57,309 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 06:29:57,309 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 06:29:57,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 06:29:57,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 06:29:57,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 06:29:57,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 06:29:57,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 06:29:57,310 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 06:29:57,310 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 06:29:57,311 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 06:29:57,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 06:29:57,311 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 06:29:57,311 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 06:29:57,311 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 06:29:57,311 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 06:29:57,311 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 06:29:57,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 06:29:57,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 06:29:57,312 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 06:29:57,312 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 06:29:57,312 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 06:29:57,312 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 06:29:57,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 06:29:57,313 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 06:29:57,313 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 06:29:57,313 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-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c9332610227ccb8fe0ab2065a7fb0e223ce4c89 [2020-12-09 06:29:57,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 06:29:57,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 06:29:57,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 06:29:57,548 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 06:29:57,549 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 06:29:57,550 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/../../sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2020-12-09 06:29:57,590 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/data/3ac00b1a8/f9df3a228d1e47c1819b84f9e97563e0/FLAG67b521324 [2020-12-09 06:29:58,202 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 06:29:58,203 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2020-12-09 06:29:58,234 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/data/3ac00b1a8/f9df3a228d1e47c1819b84f9e97563e0/FLAG67b521324 [2020-12-09 06:29:58,643 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/data/3ac00b1a8/f9df3a228d1e47c1819b84f9e97563e0 [2020-12-09 06:29:58,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 06:29:58,651 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 06:29:58,652 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 06:29:58,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 06:29:58,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 06:29:58,657 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:29:58" (1/1) ... [2020-12-09 06:29:58,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38765cb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:29:58, skipping insertion in model container [2020-12-09 06:29:58,660 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:29:58" (1/1) ... [2020-12-09 06:29:58,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 06:29:58,726 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 06:29:59,310 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i[322047,322060] [2020-12-09 06:29:59,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 06:29:59,388 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-12-09 06:29:59,404 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 06:29:59,551 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i[322047,322060] [2020-12-09 06:29:59,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 06:29:59,595 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 06:29:59,762 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/sv-benchmarks/c/ldv-commit-tester/m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i[322047,322060] [2020-12-09 06:29:59,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 06:29:59,895 INFO L208 MainTranslator]: Completed translation [2020-12-09 06:29:59,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:29:59 WrapperNode [2020-12-09 06:29:59,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 06:29:59,897 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 06:29:59,897 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 06:29:59,903 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 06:29:59,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:29:59" (1/1) ... [2020-12-09 06:29:59,958 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:29:59" (1/1) ... [2020-12-09 06:30:00,167 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 06:30:00,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 06:30:00,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 06:30:00,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 06:30:00,174 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:29:59" (1/1) ... [2020-12-09 06:30:00,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:29:59" (1/1) ... [2020-12-09 06:30:00,197 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:29:59" (1/1) ... [2020-12-09 06:30:00,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:29:59" (1/1) ... [2020-12-09 06:30:00,338 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:29:59" (1/1) ... [2020-12-09 06:30:00,375 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:29:59" (1/1) ... [2020-12-09 06:30:00,398 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:29:59" (1/1) ... [2020-12-09 06:30:00,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 06:30:00,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 06:30:00,427 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 06:30:00,427 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 06:30:00,427 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:29:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 06:30:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2020-12-09 06:30:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2020-12-09 06:30:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-09 06:30:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-12-09 06:30:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2020-12-09 06:30:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-09 06:30:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2020-12-09 06:30:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2020-12-09 06:30:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2020-12-09 06:30:00,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2020-12-09 06:30:00,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-09 06:30:00,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-09 06:30:00,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 06:30:00,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2020-12-09 06:30:00,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2020-12-09 06:30:00,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2020-12-09 06:30:00,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-09 06:30:00,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2020-12-09 06:30:00,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2020-12-09 06:30:00,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2020-12-09 06:30:00,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-09 06:30:00,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-09 06:30:00,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-09 06:30:00,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2020-12-09 06:30:00,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-09 06:30:00,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-12-09 06:30:00,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2020-12-09 06:30:00,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 06:30:00,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 06:30:41,410 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 06:30:41,410 INFO L299 CfgBuilder]: Removed 1396 assume(true) statements. [2020-12-09 06:30:41,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:30:41 BoogieIcfgContainer [2020-12-09 06:30:41,414 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 06:30:41,416 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 06:30:41,416 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 06:30:41,418 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 06:30:41,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 06:29:58" (1/3) ... [2020-12-09 06:30:41,419 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@702b2a03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 06:30:41, skipping insertion in model container [2020-12-09 06:30:41,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:29:59" (2/3) ... [2020-12-09 06:30:41,420 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@702b2a03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 06:30:41, skipping insertion in model container [2020-12-09 06:30:41,420 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:30:41" (3/3) ... [2020-12-09 06:30:41,421 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_sound-oss-opl3-ko--111_1a--42f9f8d-1.i [2020-12-09 06:30:41,431 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 06:30:41,434 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 7 error locations. [2020-12-09 06:30:41,441 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-12-09 06:30:41,464 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 06:30:41,464 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 06:30:41,464 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 06:30:41,465 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 06:30:41,465 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 06:30:41,465 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 06:30:41,465 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 06:30:41,465 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 06:30:41,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states. [2020-12-09 06:30:41,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-09 06:30:41,507 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:30:41,508 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 06:30:41,508 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:30:41,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:30:41,513 INFO L82 PathProgramCache]: Analyzing trace with hash -101877267, now seen corresponding path program 1 times [2020-12-09 06:30:41,530 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 06:30:41,531 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [589366287] [2020-12-09 06:30:41,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-12-09 06:30:42,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:30:42,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 3023 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-09 06:30:42,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 06:30:42,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:30:42,663 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 06:30:42,663 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [589366287] [2020-12-09 06:30:42,663 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 06:30:42,664 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 06:30:42,664 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830450679] [2020-12-09 06:30:42,667 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 06:30:42,667 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 06:30:42,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 06:30:42,675 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 06:30:42,676 INFO L87 Difference]: Start difference. First operand 1542 states. Second operand 3 states. [2020-12-09 06:30:42,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 06:30:42,917 INFO L93 Difference]: Finished difference Result 4330 states and 6161 transitions. [2020-12-09 06:30:42,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 06:30:42,919 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-12-09 06:30:42,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 06:30:42,942 INFO L225 Difference]: With dead ends: 4330 [2020-12-09 06:30:42,942 INFO L226 Difference]: Without dead ends: 2772 [2020-12-09 06:30:42,948 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 06:30:42,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2772 states. [2020-12-09 06:30:43,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2772 to 1528. [2020-12-09 06:30:43,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1528 states. [2020-12-09 06:30:43,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1528 states and 2153 transitions. [2020-12-09 06:30:43,031 INFO L78 Accepts]: Start accepts. Automaton has 1528 states and 2153 transitions. Word has length 17 [2020-12-09 06:30:43,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 06:30:43,031 INFO L481 AbstractCegarLoop]: Abstraction has 1528 states and 2153 transitions. [2020-12-09 06:30:43,031 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 06:30:43,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 2153 transitions. [2020-12-09 06:30:43,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-09 06:30:43,033 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:30:43,033 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 06:30:43,233 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-09 06:30:43,235 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:30:43,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:30:43,237 INFO L82 PathProgramCache]: Analyzing trace with hash 1692247850, now seen corresponding path program 1 times [2020-12-09 06:30:43,247 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 06:30:43,248 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [843465573] [2020-12-09 06:30:43,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-12-09 06:30:44,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 06:30:44,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 3042 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 06:30:44,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 06:30:44,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 06:30:44,423 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 06:30:44,424 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [843465573] [2020-12-09 06:30:44,424 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 06:30:44,424 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 06:30:44,424 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153341557] [2020-12-09 06:30:44,425 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 06:30:44,425 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 06:30:44,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 06:30:44,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 06:30:44,426 INFO L87 Difference]: Start difference. First operand 1528 states and 2153 transitions. Second operand 3 states. [2020-12-09 06:30:46,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 06:30:46,905 INFO L93 Difference]: Finished difference Result 2772 states and 3934 transitions. [2020-12-09 06:30:46,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 06:30:46,907 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 21 [2020-12-09 06:30:46,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 06:30:46,918 INFO L225 Difference]: With dead ends: 2772 [2020-12-09 06:30:46,918 INFO L226 Difference]: Without dead ends: 2762 [2020-12-09 06:30:46,920 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 06:30:46,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2762 states. [2020-12-09 06:30:46,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2762 to 1518. [2020-12-09 06:30:46,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1518 states. [2020-12-09 06:30:46,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1518 states and 2143 transitions. [2020-12-09 06:30:46,955 INFO L78 Accepts]: Start accepts. Automaton has 1518 states and 2143 transitions. Word has length 21 [2020-12-09 06:30:46,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 06:30:46,956 INFO L481 AbstractCegarLoop]: Abstraction has 1518 states and 2143 transitions. [2020-12-09 06:30:46,956 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 06:30:46,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 2143 transitions. [2020-12-09 06:30:46,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-09 06:30:46,957 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 06:30:46,957 INFO L422 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] [2020-12-09 06:30:47,158 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-09 06:30:47,158 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 06:30:47,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 06:30:47,159 INFO L82 PathProgramCache]: Analyzing trace with hash -202089511, now seen corresponding path program 1 times [2020-12-09 06:30:47,161 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 06:30:47,161 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [669611408] [2020-12-09 06:30:47,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-12-09 06:30:54,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-09 06:30:54,303 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-09 06:30:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-09 06:30:59,345 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-09 06:30:59,703 INFO L173 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2020-12-09 06:30:59,704 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-09 06:30:59,904 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-09 06:30:59,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 06:30:59 BoogieIcfgContainer [2020-12-09 06:30:59,999 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 06:30:59,999 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 06:31:00,000 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 06:31:00,000 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 06:31:00,000 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:30:41" (3/4) ... [2020-12-09 06:31:00,002 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-09 06:31:00,159 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_c7f44707-5a20-4201-8415-9d7f325ca6d6/bin/utaipan/witness.graphml [2020-12-09 06:31:00,160 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 06:31:00,161 INFO L168 Benchmark]: Toolchain (without parser) took 61509.36 ms. Allocated memory was 69.2 MB in the beginning and 507.5 MB in the end (delta: 438.3 MB). Free memory was 42.5 MB in the beginning and 372.5 MB in the end (delta: -330.0 MB). Peak memory consumption was 365.7 MB. Max. memory is 16.1 GB. [2020-12-09 06:31:00,161 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 69.2 MB. Free memory is still 51.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 06:31:00,162 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1243.90 ms. Allocated memory was 69.2 MB in the beginning and 140.5 MB in the end (delta: 71.3 MB). Free memory was 42.2 MB in the beginning and 78.8 MB in the end (delta: -36.6 MB). Peak memory consumption was 54.5 MB. Max. memory is 16.1 GB. [2020-12-09 06:31:00,162 INFO L168 Benchmark]: Boogie Procedure Inliner took 270.29 ms. Allocated memory is still 140.5 MB. Free memory was 78.8 MB in the beginning and 68.7 MB in the end (delta: 10.2 MB). Peak memory consumption was 47.3 MB. Max. memory is 16.1 GB. [2020-12-09 06:31:00,162 INFO L168 Benchmark]: Boogie Preprocessor took 258.09 ms. Allocated memory was 140.5 MB in the beginning and 253.8 MB in the end (delta: 113.2 MB). Free memory was 68.7 MB in the beginning and 153.0 MB in the end (delta: -84.4 MB). Peak memory consumption was 32.5 MB. Max. memory is 16.1 GB. [2020-12-09 06:31:00,163 INFO L168 Benchmark]: RCFGBuilder took 40987.48 ms. Allocated memory was 253.8 MB in the beginning and 507.5 MB in the end (delta: 253.8 MB). Free memory was 153.0 MB in the beginning and 228.0 MB in the end (delta: -75.0 MB). Peak memory consumption was 301.1 MB. Max. memory is 16.1 GB. [2020-12-09 06:31:00,163 INFO L168 Benchmark]: TraceAbstraction took 18583.26 ms. Allocated memory is still 507.5 MB. Free memory was 227.0 MB in the beginning and 135.7 MB in the end (delta: 91.3 MB). Peak memory consumption was 91.3 MB. Max. memory is 16.1 GB. [2020-12-09 06:31:00,163 INFO L168 Benchmark]: Witness Printer took 160.20 ms. Allocated memory is still 507.5 MB. Free memory was 135.7 MB in the beginning and 372.5 MB in the end (delta: -236.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 16.1 GB. [2020-12-09 06:31:00,165 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 69.2 MB. Free memory is still 51.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1243.90 ms. Allocated memory was 69.2 MB in the beginning and 140.5 MB in the end (delta: 71.3 MB). Free memory was 42.2 MB in the beginning and 78.8 MB in the end (delta: -36.6 MB). Peak memory consumption was 54.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 270.29 ms. Allocated memory is still 140.5 MB. Free memory was 78.8 MB in the beginning and 68.7 MB in the end (delta: 10.2 MB). Peak memory consumption was 47.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 258.09 ms. Allocated memory was 140.5 MB in the beginning and 253.8 MB in the end (delta: 113.2 MB). Free memory was 68.7 MB in the beginning and 153.0 MB in the end (delta: -84.4 MB). Peak memory consumption was 32.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 40987.48 ms. Allocated memory was 253.8 MB in the beginning and 507.5 MB in the end (delta: 253.8 MB). Free memory was 153.0 MB in the beginning and 228.0 MB in the end (delta: -75.0 MB). Peak memory consumption was 301.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 18583.26 ms. Allocated memory is still 507.5 MB. Free memory was 227.0 MB in the beginning and 135.7 MB in the end (delta: 91.3 MB). Peak memory consumption was 91.3 MB. Max. memory is 16.1 GB. * Witness Printer took 160.20 ms. Allocated memory is still 507.5 MB. Free memory was 135.7 MB in the beginning and 372.5 MB in the end (delta: -236.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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, 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[L5901] static int me ; [L5902] static int io = -1; [L5945] int LDV_IN_INTERRUPT ; VAL [__this_module={-2147483648:0}, detected_model=0, devc={0:0}, fm_volume_table={1074004892:0}, io=4294967295, LDV_IN_INTERRUPT=0, me=0, opl3_operations={1082131376:0}, pv_map={-796916829:0}] [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={-2147483648:0}, detected_model=0, devc={0:0}, fm_volume_table={1074004892:0}, io=4294967295, LDV_IN_INTERRUPT=1, me=0, opl3_operations={1082131376:0}, pv_map={-796916829:0}] [L5905] int tmp ; [L5908] COND FALSE !(io != -1) VAL [__this_module={-2147483648:0}, detected_model=0, devc={0:0}, fm_volume_table={1074004892:0}, io=4294967295, LDV_IN_INTERRUPT=1, me=0, opl3_operations={1082131376:0}, pv_map={-796916829:0}] [L5917] return (0); VAL [__this_module={-2147483648:0}, detected_model=0, devc={0:0}, fm_volume_table={1074004892:0}, io=4294967295, LDV_IN_INTERRUPT=1, me=0, opl3_operations={1082131376:0}, pv_map={-796916829:0}] [L6006] tmp = init_opl3() [L6007] COND FALSE !(tmp != 0) VAL [__this_module={-2147483648:0}, detected_model=0, devc={0:0}, fm_volume_table={1074004892:0}, io=4294967295, LDV_IN_INTERRUPT=1, me=0, opl3_operations={1082131376:0}, pv_map={-796916829:0}] [L6102] tmp___1 = __VERIFIER_nondet_int() [L6103] COND TRUE tmp___1 != 0 || ldv_s_opl3_operations_synth_operations != 0 VAL [__this_module={-2147483648:0}, detected_model=0, devc={0:0}, fm_volume_table={1074004892:0}, io=4294967295, LDV_IN_INTERRUPT=1, me=0, opl3_operations={1082131376:0}, pv_map={-796916829:0}] [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={-2147483648:0}, detected_model=0, devc={0:0}, fm_volume_table={1074004892:0}, io=4294967295, LDV_IN_INTERRUPT=1, me=0, opl3_operations={1082131376:0}, pv_map={-796916829:0}] [L3367] struct sbi_instrument ins ; [L3368] unsigned long tmp ; [L3369] int tmp___0 ; VAL [__this_module={-2147483648:0}, detected_model=0, devc={0:0}, fm_volume_table={1074004892:0}, io=4294967295, LDV_IN_INTERRUPT=1, me=0, opl3_operations={1082131376:0}, pv_map={-796916829:0}] [L3371] COND FALSE !((unsigned int )count <= 39U) [L6158] unsigned long tmp ; [L6213] COND FALSE !(n >= 0L) VAL [__this_module={-2147483648:0}, detected_model=0, devc={0:0}, fm_volume_table={1074004892:0}, io=4294967295, LDV_IN_INTERRUPT=1, me=0, opl3_operations={1082131376:0}, pv_map={-796916829:0}] [L6170] reach_error() VAL [__this_module={-2147483648:0}, detected_model=0, devc={0:0}, fm_volume_table={1074004892:0}, io=4294967295, LDV_IN_INTERRUPT=1, me=0, opl3_operations={1082131376:0}, pv_map={-796916829:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 1542 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 18.4s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 2.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 7853 SDtfs, 3650 SDslu, 4207 SDs, 0 SdLazy, 30 SolverSat, 9 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1542occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 2488 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 8.5s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 61 NumberOfCodeBlocks, 61 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 36 ConstructedInterpolants, 1 QuantifiedInterpolants, 800 SizeOfPredicates, 7 NumberOfNonLiveVariables, 6065 ConjunctsInSsa, 8 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! Received shutdown request...