./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/touch-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 38b53e6a 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_a53af70a-fe1e-4607-b392-fc7d5084bd87/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53af70a-fe1e-4607-b392-fc7d5084bd87/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53af70a-fe1e-4607-b392-fc7d5084bd87/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53af70a-fe1e-4607-b392-fc7d5084bd87/bin/utaipan-ByfvJB40ur/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/touch-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53af70a-fe1e-4607-b392-fc7d5084bd87/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53af70a-fe1e-4607-b392-fc7d5084bd87/bin/utaipan-ByfvJB40ur --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 798315a8ad0c4d81fda2a5ac7b68944b6ce53b094d274ccbe8c9dc2d6fa510be --- 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-38b53e6 [2022-11-25 23:23:47,041 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:23:47,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:23:47,068 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:23:47,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:23:47,070 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:23:47,072 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:23:47,074 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:23:47,077 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:23:47,078 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:23:47,079 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:23:47,081 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:23:47,082 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:23:47,083 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:23:47,084 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:23:47,086 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:23:47,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:23:47,089 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:23:47,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:23:47,093 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:23:47,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:23:47,097 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:23:47,099 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:23:47,100 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:23:47,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:23:47,105 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:23:47,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:23:47,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:23:47,107 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:23:47,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:23:47,109 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:23:47,110 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:23:47,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:23:47,113 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:23:47,114 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:23:47,115 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:23:47,116 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:23:47,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:23:47,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:23:47,118 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:23:47,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:23:47,120 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53af70a-fe1e-4607-b392-fc7d5084bd87/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-11-25 23:23:47,149 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:23:47,150 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:23:47,150 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:23:47,151 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:23:47,152 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:23:47,152 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:23:47,153 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:23:47,153 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:23:47,153 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:23:47,154 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 23:23:47,154 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:23:47,155 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:23:47,155 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 23:23:47,155 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 23:23:47,156 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:23:47,156 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 23:23:47,157 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 23:23:47,157 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 23:23:47,158 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 23:23:47,159 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 23:23:47,159 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:23:47,159 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:23:47,160 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:23:47,160 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:23:47,161 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 23:23:47,161 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 23:23:47,161 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 23:23:47,162 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:23:47,162 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 23:23:47,162 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:23:47,163 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:23:47,163 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:23:47,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:23:47,164 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:23:47,164 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 23:23:47,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:23:47,165 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 23:23:47,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 23:23:47,166 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:23:47,166 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_a53af70a-fe1e-4607-b392-fc7d5084bd87/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53af70a-fe1e-4607-b392-fc7d5084bd87/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 798315a8ad0c4d81fda2a5ac7b68944b6ce53b094d274ccbe8c9dc2d6fa510be [2022-11-25 23:23:47,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:23:47,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:23:47,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:23:47,581 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:23:47,581 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:23:47,583 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53af70a-fe1e-4607-b392-fc7d5084bd87/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/touch-2.i [2022-11-25 23:23:50,985 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:23:51,628 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:23:51,629 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53af70a-fe1e-4607-b392-fc7d5084bd87/sv-benchmarks/c/busybox-1.22.0/touch-2.i [2022-11-25 23:23:51,675 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53af70a-fe1e-4607-b392-fc7d5084bd87/bin/utaipan-ByfvJB40ur/data/55ac8ab67/caa66307cc274d849c1092afd18778b7/FLAG6db68715a [2022-11-25 23:23:51,701 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53af70a-fe1e-4607-b392-fc7d5084bd87/bin/utaipan-ByfvJB40ur/data/55ac8ab67/caa66307cc274d849c1092afd18778b7 [2022-11-25 23:23:51,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:23:51,710 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:23:51,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:23:51,716 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:23:51,720 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:23:51,721 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:23:51" (1/1) ... [2022-11-25 23:23:51,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@113d74f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:51, skipping insertion in model container [2022-11-25 23:23:51,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:23:51" (1/1) ... [2022-11-25 23:23:51,733 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:23:51,852 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:23:53,472 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 23:23:53,474 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 23:23:53,477 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-25 23:23:53,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@29f94002 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:53, skipping insertion in model container [2022-11-25 23:23:53,478 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:23:53,478 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 23:23:53,480 INFO L158 Benchmark]: Toolchain (without parser) took 1769.08ms. Allocated memory was 136.3MB in the beginning and 197.1MB in the end (delta: 60.8MB). Free memory was 69.9MB in the beginning and 137.8MB in the end (delta: -67.9MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2022-11-25 23:23:53,481 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 136.3MB. Free memory was 109.7MB in the beginning and 109.6MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:23:53,482 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1762.67ms. Allocated memory was 136.3MB in the beginning and 197.1MB in the end (delta: 60.8MB). Free memory was 69.8MB in the beginning and 137.8MB in the end (delta: -68.0MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2022-11-25 23:23:53,484 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 136.3MB. Free memory was 109.7MB in the beginning and 109.6MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1762.67ms. Allocated memory was 136.3MB in the beginning and 197.1MB in the end (delta: 60.8MB). Free memory was 69.8MB in the beginning and 137.8MB in the end (delta: -68.0MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2613]: 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... --- 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_a53af70a-fe1e-4607-b392-fc7d5084bd87/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53af70a-fe1e-4607-b392-fc7d5084bd87/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53af70a-fe1e-4607-b392-fc7d5084bd87/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53af70a-fe1e-4607-b392-fc7d5084bd87/bin/utaipan-ByfvJB40ur/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/touch-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53af70a-fe1e-4607-b392-fc7d5084bd87/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53af70a-fe1e-4607-b392-fc7d5084bd87/bin/utaipan-ByfvJB40ur --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 798315a8ad0c4d81fda2a5ac7b68944b6ce53b094d274ccbe8c9dc2d6fa510be --- 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-38b53e6 [2022-11-25 23:23:56,225 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:23:56,228 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:23:56,274 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:23:56,278 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:23:56,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:23:56,289 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:23:56,294 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:23:56,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:23:56,304 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:23:56,309 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:23:56,311 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:23:56,312 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:23:56,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:23:56,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:23:56,321 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:23:56,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:23:56,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:23:56,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:23:56,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:23:56,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:23:56,344 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:23:56,347 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:23:56,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:23:56,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:23:56,358 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:23:56,358 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:23:56,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:23:56,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:23:56,363 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:23:56,363 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:23:56,364 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:23:56,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:23:56,368 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:23:56,369 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:23:56,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:23:56,370 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:23:56,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:23:56,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:23:56,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:23:56,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:23:56,374 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53af70a-fe1e-4607-b392-fc7d5084bd87/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-11-25 23:23:56,420 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:23:56,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:23:56,421 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:23:56,421 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:23:56,422 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:23:56,422 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:23:56,423 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:23:56,423 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:23:56,423 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:23:56,423 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:23:56,425 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:23:56,425 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:23:56,426 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 23:23:56,426 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 23:23:56,426 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:23:56,427 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:23:56,427 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:23:56,427 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:23:56,427 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 23:23:56,427 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 23:23:56,428 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 23:23:56,428 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:23:56,428 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 23:23:56,428 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 23:23:56,429 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 23:23:56,429 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:23:56,429 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:23:56,429 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 23:23:56,430 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:23:56,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:23:56,430 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:23:56,431 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:23:56,431 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 23:23:56,431 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 23:23:56,431 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:23:56,432 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 23:23:56,432 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_a53af70a-fe1e-4607-b392-fc7d5084bd87/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53af70a-fe1e-4607-b392-fc7d5084bd87/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 798315a8ad0c4d81fda2a5ac7b68944b6ce53b094d274ccbe8c9dc2d6fa510be [2022-11-25 23:23:56,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:23:56,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:23:56,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:23:56,964 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:23:56,965 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:23:56,967 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53af70a-fe1e-4607-b392-fc7d5084bd87/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/touch-2.i [2022-11-25 23:24:00,415 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:24:01,060 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:24:01,061 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53af70a-fe1e-4607-b392-fc7d5084bd87/sv-benchmarks/c/busybox-1.22.0/touch-2.i [2022-11-25 23:24:01,114 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53af70a-fe1e-4607-b392-fc7d5084bd87/bin/utaipan-ByfvJB40ur/data/80c571017/3942eac7cf914557a355c12bf06d8662/FLAG683a4ffe4 [2022-11-25 23:24:01,149 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53af70a-fe1e-4607-b392-fc7d5084bd87/bin/utaipan-ByfvJB40ur/data/80c571017/3942eac7cf914557a355c12bf06d8662 [2022-11-25 23:24:01,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:24:01,157 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:24:01,161 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:24:01,162 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:24:01,166 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:24:01,168 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:24:01" (1/1) ... [2022-11-25 23:24:01,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22e56a0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:24:01, skipping insertion in model container [2022-11-25 23:24:01,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:24:01" (1/1) ... [2022-11-25 23:24:01,179 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:24:01,292 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:24:02,982 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 23:24:02,983 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 23:24:02,986 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-25 23:24:02,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@22191071 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:24:02, skipping insertion in model container [2022-11-25 23:24:02,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:24:02,988 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 23:24:02,990 INFO L158 Benchmark]: Toolchain (without parser) took 1832.50ms. Allocated memory is still 83.9MB. Free memory was 56.0MB in the beginning and 47.2MB in the end (delta: 8.8MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2022-11-25 23:24:02,991 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 83.9MB. Free memory is still 61.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:24:02,992 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1826.73ms. Allocated memory is still 83.9MB. Free memory was 55.8MB in the beginning and 47.2MB in the end (delta: 8.6MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2022-11-25 23:24:02,993 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 83.9MB. Free memory is still 61.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1826.73ms. Allocated memory is still 83.9MB. Free memory was 55.8MB in the beginning and 47.2MB in the end (delta: 8.6MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2613]: 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN