./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI --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 a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 02:46:27,614 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:46:27,616 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:46:27,642 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:46:27,643 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:46:27,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:46:27,645 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:46:27,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:46:27,648 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:46:27,649 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:46:27,650 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:46:27,651 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:46:27,652 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:46:27,653 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:46:27,654 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:46:27,655 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:46:27,656 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:46:27,657 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:46:27,659 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:46:27,663 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:46:27,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:46:27,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:46:27,673 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:46:27,674 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:46:27,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:46:27,682 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:46:27,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:46:27,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:46:27,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:46:27,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:46:27,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:46:27,687 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:46:27,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:46:27,690 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:46:27,691 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:46:27,692 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:46:27,693 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:46:27,694 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:46:27,694 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:46:27,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:46:27,696 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:46:27,696 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-11-03 02:46:27,745 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:46:27,745 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:46:27,745 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:46:27,745 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:46:27,746 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:46:27,746 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:46:27,746 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:46:27,747 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:46:27,747 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:46:27,747 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:46:27,747 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:46:27,747 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:46:27,747 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:46:27,748 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:46:27,748 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:46:27,748 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:46:27,748 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:46:27,748 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:46:27,749 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-03 02:46:27,749 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-03 02:46:27,749 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:46:27,750 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-03 02:46:27,750 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:46:27,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:46:27,755 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-03 02:46:27,755 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-03 02:46:27,756 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-03 02:46:27,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:46:27,757 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 02:46:27,757 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:46:27,757 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:46:27,757 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:46:27,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:46:27,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:46:27,758 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:46:27,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:46:27,761 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:46:27,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:46:27,761 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:46:27,761 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2022-11-03 02:46:28,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:46:28,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:46:28,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:46:28,072 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:46:28,074 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:46:28,075 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2022-11-03 02:46:28,145 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI/data/22b6385d4/b163f48a8bbe4fdfb24e5bdc2fadbc16/FLAG7823e8cad [2022-11-03 02:46:28,907 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:46:28,907 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2022-11-03 02:46:28,946 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI/data/22b6385d4/b163f48a8bbe4fdfb24e5bdc2fadbc16/FLAG7823e8cad [2022-11-03 02:46:29,150 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI/data/22b6385d4/b163f48a8bbe4fdfb24e5bdc2fadbc16 [2022-11-03 02:46:29,152 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:46:29,154 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:46:29,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:46:29,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:46:29,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:46:29,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:46:29" (1/1) ... [2022-11-03 02:46:29,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@97af45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:46:29, skipping insertion in model container [2022-11-03 02:46:29,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:46:29" (1/1) ... [2022-11-03 02:46:29,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:46:29,288 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:46:30,993 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2022-11-03 02:46:30,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a8f324c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:46:30, skipping insertion in model container [2022-11-03 02:46:30,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:46:30,994 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 02:46:31,000 INFO L158 Benchmark]: Toolchain (without parser) took 1845.42ms. Allocated memory is still 127.9MB. Free memory was 79.4MB in the beginning and 69.0MB in the end (delta: 10.4MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2022-11-03 02:46:31,001 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 127.9MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 02:46:31,003 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1833.76ms. Allocated memory is still 127.9MB. Free memory was 79.2MB in the beginning and 69.0MB in the end (delta: 10.1MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2022-11-03 02:46:31,005 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 127.9MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1833.76ms. Allocated memory is still 127.9MB. Free memory was 79.2MB in the beginning and 69.0MB in the end (delta: 10.1MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI --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 a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 02:46:33,248 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:46:33,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:46:33,302 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:46:33,302 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:46:33,307 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:46:33,309 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:46:33,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:46:33,320 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:46:33,323 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:46:33,324 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:46:33,325 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:46:33,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:46:33,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:46:33,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:46:33,328 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:46:33,329 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:46:33,330 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:46:33,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:46:33,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:46:33,337 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:46:33,343 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:46:33,346 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:46:33,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:46:33,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:46:33,360 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:46:33,360 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:46:33,364 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:46:33,364 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:46:33,365 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:46:33,365 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:46:33,366 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:46:33,367 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:46:33,367 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:46:33,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:46:33,368 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:46:33,369 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:46:33,369 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:46:33,370 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:46:33,371 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:46:33,371 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:46:33,374 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-11-03 02:46:33,428 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:46:33,428 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:46:33,429 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:46:33,429 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:46:33,430 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:46:33,431 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:46:33,431 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:46:33,431 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:46:33,431 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:46:33,431 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:46:33,432 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:46:33,433 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:46:33,434 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-03 02:46:33,434 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-03 02:46:33,434 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:46:33,435 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-03 02:46:33,435 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:46:33,435 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:46:33,435 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-03 02:46:33,435 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-03 02:46:33,436 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-03 02:46:33,436 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:46:33,436 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 02:46:33,436 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 02:46:33,436 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 02:46:33,436 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:46:33,437 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:46:33,437 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 02:46:33,437 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:46:33,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:46:33,437 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:46:33,438 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:46:33,438 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 02:46:33,438 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 02:46:33,439 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:46:33,439 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 02:46:33,439 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_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2022-11-03 02:46:33,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:46:33,863 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:46:33,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:46:33,867 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:46:33,868 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:46:33,869 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2022-11-03 02:46:33,943 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI/data/dc2e5f515/625889aa549d4759aa886bad4616ca34/FLAGf58901622 [2022-11-03 02:46:34,841 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:46:34,842 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2022-11-03 02:46:34,878 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI/data/dc2e5f515/625889aa549d4759aa886bad4616ca34/FLAGf58901622 [2022-11-03 02:46:35,372 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2725d515-8a21-4d3f-a8da-a23371bc07e7/bin/utaipan-7li7fVZpFI/data/dc2e5f515/625889aa549d4759aa886bad4616ca34 [2022-11-03 02:46:35,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:46:35,377 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:46:35,379 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:46:35,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:46:35,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:46:35,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:46:35" (1/1) ... [2022-11-03 02:46:35,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@384d2083 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:46:35, skipping insertion in model container [2022-11-03 02:46:35,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:46:35" (1/1) ... [2022-11-03 02:46:35,393 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:46:35,516 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:46:37,460 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2022-11-03 02:46:37,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1024be41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:46:37, skipping insertion in model container [2022-11-03 02:46:37,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:46:37,461 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 02:46:37,463 INFO L158 Benchmark]: Toolchain (without parser) took 2084.79ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 48.7MB in the beginning and 51.5MB in the end (delta: -2.8MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2022-11-03 02:46:37,464 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 73.4MB. Free memory is still 54.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 02:46:37,465 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2081.96ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 48.4MB in the beginning and 51.5MB in the end (delta: -3.1MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2022-11-03 02:46:37,467 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 73.4MB. Free memory is still 54.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2081.96ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 48.4MB in the beginning and 51.5MB in the end (delta: -3.1MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN