./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/cut-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_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/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_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/bin/utaipan-SDwSMHVbGG/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/cut-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/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_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/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 0d17576374f1be40162ae89219b15ebc97bd9f048ec412f80b7dc1d0cd5c0ddb ......................................................................................................................................... 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_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/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_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/bin/utaipan-SDwSMHVbGG/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/cut-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/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_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/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 0d17576374f1be40162ae89219b15ebc97bd9f048ec412f80b7dc1d0cd5c0ddb ...................................................................................................................................... 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 04:41:34,980 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:41:34,982 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:41:35,043 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:41:35,045 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:41:35,051 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:41:35,055 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:41:35,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:41:35,064 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:41:35,071 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:41:35,073 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:41:35,076 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:41:35,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:41:35,080 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:41:35,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:41:35,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:41:35,091 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:41:35,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:41:35,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:41:35,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:41:35,109 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:41:35,111 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:41:35,115 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:41:35,117 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:41:35,122 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:41:35,123 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:41:35,123 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:41:35,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:41:35,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:41:35,129 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:41:35,130 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:41:35,132 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:41:35,135 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:41:35,136 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:41:35,138 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:41:35,139 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:41:35,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:41:35,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:41:35,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:41:35,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:41:35,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:41:35,144 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-29 04:41:35,194 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:41:35,194 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:41:35,195 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:41:35,196 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:41:35,196 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:41:35,196 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:41:35,197 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 04:41:35,197 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:41:35,197 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:41:35,198 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 04:41:35,198 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 04:41:35,198 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:41:35,199 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 04:41:35,199 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 04:41:35,199 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 04:41:35,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:41:35,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:41:35,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:41:35,201 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 04:41:35,201 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:41:35,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:41:35,202 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 04:41:35,202 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 04:41:35,203 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 04:41:35,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:41:35,203 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:41:35,204 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:41:35,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:41:35,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:41:35,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:41:35,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:41:35,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:41:35,206 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 04:41:35,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:41:35,206 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:41:35,206 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:41:35,207 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_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d17576374f1be40162ae89219b15ebc97bd9f048ec412f80b7dc1d0cd5c0ddb [2021-10-29 04:41:35,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:41:35,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:41:35,623 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:41:35,625 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:41:35,626 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:41:35,627 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/busybox-1.22.0/cut-2.i [2021-10-29 04:41:35,709 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/bin/utaipan-SDwSMHVbGG/data/7c85f59b4/c4e1dfa7611a4697961224b70652e979/FLAG3516b37ea [2021-10-29 04:41:36,750 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:41:36,751 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/sv-benchmarks/c/busybox-1.22.0/cut-2.i [2021-10-29 04:41:36,802 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/bin/utaipan-SDwSMHVbGG/data/7c85f59b4/c4e1dfa7611a4697961224b70652e979/FLAG3516b37ea [2021-10-29 04:41:37,256 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/bin/utaipan-SDwSMHVbGG/data/7c85f59b4/c4e1dfa7611a4697961224b70652e979 [2021-10-29 04:41:37,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:41:37,261 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:41:37,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:41:37,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:41:37,268 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:41:37,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:41:37" (1/1) ... [2021-10-29 04:41:37,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7687d88f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:41:37, skipping insertion in model container [2021-10-29 04:41:37,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:41:37" (1/1) ... [2021-10-29 04:41:37,286 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:41:37,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:41:39,049 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 04:41:39,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7053ad91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:41:39, skipping insertion in model container [2021-10-29 04:41:39,053 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:41:39,053 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 04:41:39,058 INFO L168 Benchmark]: Toolchain (without parser) took 1794.00 ms. Allocated memory was 88.1 MB in the beginning and 115.3 MB in the end (delta: 27.3 MB). Free memory was 65.4 MB in the beginning and 74.5 MB in the end (delta: -9.1 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:41:39,060 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 88.1 MB. Free memory is still 67.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:41:39,064 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1790.07 ms. Allocated memory was 88.1 MB in the beginning and 115.3 MB in the end (delta: 27.3 MB). Free memory was 65.2 MB in the beginning and 74.5 MB in the end (delta: -9.3 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:41:39,067 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 88.1 MB. Free memory is still 67.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1790.07 ms. Allocated memory was 88.1 MB in the beginning and 115.3 MB in the end (delta: 27.3 MB). Free memory was 65.2 MB in the beginning and 74.5 MB in the end (delta: -9.3 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2324]: 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 04:41:41,968 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:41:41,970 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:41:42,010 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:41:42,011 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:41:42,013 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:41:42,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:41:42,018 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:41:42,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:41:42,023 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:41:42,024 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:41:42,026 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:41:42,027 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:41:42,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:41:42,031 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:41:42,033 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:41:42,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:41:42,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:41:42,038 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:41:42,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:41:42,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:41:42,045 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:41:42,047 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:41:42,048 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:41:42,053 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:41:42,054 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:41:42,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:41:42,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:41:42,056 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:41:42,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:41:42,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:41:42,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:41:42,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:41:42,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:41:42,064 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:41:42,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:41:42,066 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:41:42,066 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:41:42,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:41:42,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:41:42,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:41:42,071 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-29 04:41:42,113 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:41:42,117 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:41:42,119 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:41:42,120 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:41:42,120 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:41:42,121 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:41:42,121 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:41:42,121 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:41:42,121 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:41:42,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:41:42,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:41:42,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:41:42,125 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 04:41:42,126 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:41:42,126 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:41:42,126 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 04:41:42,126 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 04:41:42,127 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 04:41:42,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:41:42,127 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:41:42,127 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:41:42,128 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:41:42,128 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:41:42,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:41:42,129 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 04:41:42,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:41:42,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:41:42,130 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:41:42,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:41:42,130 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:41:42,130 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:41:42,131 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:41:42,131 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:41:42,131 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_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d17576374f1be40162ae89219b15ebc97bd9f048ec412f80b7dc1d0cd5c0ddb [2021-10-29 04:41:42,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:41:42,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:41:42,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:41:42,662 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:41:42,665 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:41:42,666 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/busybox-1.22.0/cut-2.i [2021-10-29 04:41:42,749 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/bin/utaipan-SDwSMHVbGG/data/17cb61164/56e4812ffd2d494b8bfaaebfc825a3e2/FLAG3852d2faa [2021-10-29 04:41:43,642 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:41:43,643 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/sv-benchmarks/c/busybox-1.22.0/cut-2.i [2021-10-29 04:41:43,695 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/bin/utaipan-SDwSMHVbGG/data/17cb61164/56e4812ffd2d494b8bfaaebfc825a3e2/FLAG3852d2faa [2021-10-29 04:41:44,153 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb70f5a9-9116-4e67-8acc-6b8a46cbd0c6/bin/utaipan-SDwSMHVbGG/data/17cb61164/56e4812ffd2d494b8bfaaebfc825a3e2 [2021-10-29 04:41:44,156 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:41:44,158 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:41:44,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:41:44,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:41:44,165 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:41:44,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:41:44" (1/1) ... [2021-10-29 04:41:44,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46b19c0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:41:44, skipping insertion in model container [2021-10-29 04:41:44,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:41:44" (1/1) ... [2021-10-29 04:41:44,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:41:44,278 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:41:45,899 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 04:41:45,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@256c942b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:41:45, skipping insertion in model container [2021-10-29 04:41:45,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:41:45,913 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 04:41:45,917 INFO L168 Benchmark]: Toolchain (without parser) took 1756.16 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 40.7 MB in the beginning and 59.5 MB in the end (delta: -18.8 MB). Peak memory consumption was 21.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:41:45,919 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 67.1 MB. Free memory is still 47.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:41:45,923 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1752.87 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 40.4 MB in the beginning and 59.5 MB in the end (delta: -19.1 MB). Peak memory consumption was 21.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:41:45,927 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 67.1 MB. Free memory is still 47.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1752.87 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 40.4 MB in the beginning and 59.5 MB in the end (delta: -19.1 MB). Peak memory consumption was 21.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2324]: 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...