./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 ......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:05:00,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:05:00,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:05:01,043 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:05:01,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:05:01,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:05:01,047 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:05:01,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:05:01,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:05:01,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:05:01,058 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:05:01,059 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:05:01,060 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:05:01,062 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:05:01,063 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:05:01,065 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:05:01,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:05:01,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:05:01,071 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:05:01,074 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:05:01,076 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:05:01,078 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:05:01,080 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:05:01,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:05:01,086 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:05:01,087 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:05:01,087 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:05:01,089 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:05:01,090 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:05:01,091 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:05:01,092 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:05:01,093 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:05:01,094 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:05:01,095 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:05:01,097 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:05:01,098 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:05:01,099 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:05:01,099 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:05:01,099 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:05:01,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:05:01,101 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:05:01,106 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-29 05:05:01,161 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:05:01,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:05:01,169 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:05:01,169 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:05:01,169 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:05:01,170 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:05:01,170 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:05:01,170 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:05:01,171 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:05:01,171 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:05:01,172 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:05:01,173 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:05:01,173 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:05:01,174 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:05:01,174 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:05:01,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 05:05:01,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 05:05:01,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:05:01,176 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 05:05:01,176 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:05:01,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:05:01,177 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 05:05:01,177 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 05:05:01,177 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 05:05:01,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:05:01,178 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:05:01,178 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:05:01,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:05:01,179 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:05:01,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:05:01,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:05:01,180 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:05:01,180 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:05:01,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:05:01,181 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:05:01,181 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:05:01,182 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_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2021-10-29 05:05:01,598 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:05:01,636 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:05:01,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:05:01,641 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:05:01,643 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:05:01,644 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-10-29 05:05:01,731 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG/data/13c09f638/9cd7bf01f21f46c4884bb88fa0b4ad65/FLAG9c830ce0c [2021-10-29 05:05:02,600 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:05:02,601 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-10-29 05:05:02,661 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG/data/13c09f638/9cd7bf01f21f46c4884bb88fa0b4ad65/FLAG9c830ce0c [2021-10-29 05:05:03,122 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG/data/13c09f638/9cd7bf01f21f46c4884bb88fa0b4ad65 [2021-10-29 05:05:03,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:05:03,130 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:05:03,133 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:05:03,133 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:05:03,136 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:05:03,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:05:03" (1/1) ... [2021-10-29 05:05:03,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6564ecd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:05:03, skipping insertion in model container [2021-10-29 05:05:03,139 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:05:03" (1/1) ... [2021-10-29 05:05:03,148 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:05:03,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:05:04,829 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-29 05:05:04,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1a8f40b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:05:04, skipping insertion in model container [2021-10-29 05:05:04,833 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:05:04,833 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:05:04,838 INFO L168 Benchmark]: Toolchain (without parser) took 1705.44 ms. Allocated memory is still 92.3 MB. Free memory was 47.1 MB in the beginning and 48.2 MB in the end (delta: -1.0 MB). Peak memory consumption was 11.9 MB. Max. memory is 16.1 GB. [2021-10-29 05:05:04,839 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 92.3 MB. Free memory is still 68.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:05:04,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1699.90 ms. Allocated memory is still 92.3 MB. Free memory was 46.9 MB in the beginning and 48.2 MB in the end (delta: -1.3 MB). Peak memory consumption was 9.8 MB. Max. memory is 16.1 GB. [2021-10-29 05:05:04,845 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 92.3 MB. Free memory is still 68.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1699.90 ms. Allocated memory is still 92.3 MB. Free memory was 46.9 MB in the beginning and 48.2 MB in the end (delta: -1.3 MB). Peak memory consumption was 9.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2274]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:05:07,864 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:05:07,872 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:05:07,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:05:07,941 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:05:07,947 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:05:07,949 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:05:07,955 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:05:07,960 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:05:07,969 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:05:07,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:05:07,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:05:07,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:05:07,979 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:05:07,982 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:05:07,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:05:07,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:05:07,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:05:07,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:05:07,992 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:05:07,995 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:05:07,997 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:05:07,999 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:05:08,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:05:08,005 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:05:08,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:05:08,006 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:05:08,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:05:08,008 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:05:08,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:05:08,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:05:08,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:05:08,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:05:08,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:05:08,016 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:05:08,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:05:08,026 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:05:08,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:05:08,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:05:08,030 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:05:08,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:05:08,032 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-29 05:05:08,090 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:05:08,090 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:05:08,092 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:05:08,092 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:05:08,093 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:05:08,093 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:05:08,093 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:05:08,094 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:05:08,094 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:05:08,096 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 05:05:08,097 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 05:05:08,098 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:05:08,098 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 05:05:08,098 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:05:08,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:05:08,099 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 05:05:08,099 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 05:05:08,099 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 05:05:08,100 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:05:08,100 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:05:08,100 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:05:08,100 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:05:08,101 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:05:08,101 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:05:08,101 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:05:08,101 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:05:08,102 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:05:08,102 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:05:08,102 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:05:08,103 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:05:08,103 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:05:08,103 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:05:08,104 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:05:08,104 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_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2021-10-29 05:05:08,652 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:05:08,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:05:08,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:05:08,687 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:05:08,687 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:05:08,689 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-10-29 05:05:08,783 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG/data/93159b190/ca436e5ce4804e6c92755d4d7bbdf079/FLAGddee7f2ba [2021-10-29 05:05:09,913 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:05:09,915 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-10-29 05:05:09,962 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG/data/93159b190/ca436e5ce4804e6c92755d4d7bbdf079/FLAGddee7f2ba [2021-10-29 05:05:10,350 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a0d177b-c8b3-412c-8381-fcec60920104/bin/utaipan-SDwSMHVbGG/data/93159b190/ca436e5ce4804e6c92755d4d7bbdf079 [2021-10-29 05:05:10,353 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:05:10,355 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:05:10,356 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:05:10,357 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:05:10,361 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:05:10,362 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:05:10" (1/1) ... [2021-10-29 05:05:10,364 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ba7c5b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:05:10, skipping insertion in model container [2021-10-29 05:05:10,364 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:05:10" (1/1) ... [2021-10-29 05:05:10,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:05:10,476 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:05:11,865 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-29 05:05:11,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4f755a38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:05:11, skipping insertion in model container [2021-10-29 05:05:11,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:05:11,867 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:05:11,870 INFO L168 Benchmark]: Toolchain (without parser) took 1513.86 ms. Allocated memory was 65.0 MB in the beginning and 81.8 MB in the end (delta: 16.8 MB). Free memory was 40.0 MB in the beginning and 49.4 MB in the end (delta: -9.3 MB). Peak memory consumption was 17.8 MB. Max. memory is 16.1 GB. [2021-10-29 05:05:11,871 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 65.0 MB. Free memory is still 45.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:05:11,873 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1510.75 ms. Allocated memory was 65.0 MB in the beginning and 81.8 MB in the end (delta: 16.8 MB). Free memory was 39.8 MB in the beginning and 49.4 MB in the end (delta: -9.6 MB). Peak memory consumption was 17.8 MB. Max. memory is 16.1 GB. [2021-10-29 05:05:11,875 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 65.0 MB. Free memory is still 45.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1510.75 ms. Allocated memory was 65.0 MB in the beginning and 81.8 MB in the end (delta: 16.8 MB). Free memory was 39.8 MB in the beginning and 49.4 MB in the end (delta: -9.6 MB). Peak memory consumption was 17.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2274]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...