./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3090b3c9-d2e6-4073-92a5-5f77666ab880/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3090b3c9-d2e6-4073-92a5-5f77666ab880/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3090b3c9-d2e6-4073-92a5-5f77666ab880/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3090b3c9-d2e6-4073-92a5-5f77666ab880/bin/utaipan-Q6hlc19bkW/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3090b3c9-d2e6-4073-92a5-5f77666ab880/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3090b3c9-d2e6-4073-92a5-5f77666ab880/bin/utaipan-Q6hlc19bkW --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 335b52f604cd506d20699f3f7648e130643a15771854bdceec2b9e31483c27aa --- 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-4e7fbc6 [2022-11-23 13:41:12,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 13:41:12,562 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 13:41:12,606 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 13:41:12,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 13:41:12,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 13:41:12,608 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 13:41:12,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 13:41:12,612 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 13:41:12,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 13:41:12,614 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 13:41:12,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 13:41:12,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 13:41:12,626 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 13:41:12,628 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 13:41:12,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 13:41:12,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 13:41:12,635 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 13:41:12,638 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 13:41:12,642 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 13:41:12,644 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 13:41:12,645 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 13:41:12,648 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 13:41:12,649 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 13:41:12,655 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 13:41:12,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 13:41:12,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 13:41:12,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 13:41:12,658 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 13:41:12,659 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 13:41:12,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 13:41:12,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 13:41:12,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 13:41:12,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 13:41:12,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 13:41:12,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 13:41:12,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 13:41:12,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 13:41:12,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 13:41:12,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 13:41:12,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 13:41:12,667 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3090b3c9-d2e6-4073-92a5-5f77666ab880/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-11-23 13:41:12,690 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 13:41:12,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 13:41:12,690 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 13:41:12,691 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 13:41:12,691 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 13:41:12,692 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 13:41:12,692 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 13:41:12,692 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 13:41:12,693 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 13:41:12,693 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 13:41:12,693 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 13:41:12,694 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 13:41:12,694 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 13:41:12,694 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 13:41:12,694 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 13:41:12,695 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 13:41:12,695 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 13:41:12,695 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 13:41:12,696 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 13:41:12,696 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 13:41:12,697 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 13:41:12,697 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 13:41:12,697 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 13:41:12,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 13:41:12,698 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-23 13:41:12,698 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-23 13:41:12,699 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-23 13:41:12,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 13:41:12,699 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 13:41:12,699 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 13:41:12,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 13:41:12,700 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 13:41:12,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 13:41:12,700 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 13:41:12,701 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 13:41:12,701 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 13:41:12,701 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 13:41:12,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 13:41:12,702 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 13:41:12,702 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_3090b3c9-d2e6-4073-92a5-5f77666ab880/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3090b3c9-d2e6-4073-92a5-5f77666ab880/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 335b52f604cd506d20699f3f7648e130643a15771854bdceec2b9e31483c27aa [2022-11-23 13:41:13,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 13:41:13,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 13:41:13,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 13:41:13,035 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 13:41:13,036 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 13:41:13,037 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3090b3c9-d2e6-4073-92a5-5f77666ab880/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2022-11-23 13:41:16,041 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 13:41:16,558 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 13:41:16,559 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3090b3c9-d2e6-4073-92a5-5f77666ab880/sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2022-11-23 13:41:16,594 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3090b3c9-d2e6-4073-92a5-5f77666ab880/bin/utaipan-Q6hlc19bkW/data/8eb1ec023/7a1ee34263a446b09defc7fc2cbb5f39/FLAG4747a95c4 [2022-11-23 13:41:16,613 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3090b3c9-d2e6-4073-92a5-5f77666ab880/bin/utaipan-Q6hlc19bkW/data/8eb1ec023/7a1ee34263a446b09defc7fc2cbb5f39 [2022-11-23 13:41:16,618 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 13:41:16,620 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 13:41:16,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 13:41:16,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 13:41:16,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 13:41:16,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:41:16" (1/1) ... [2022-11-23 13:41:16,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cdae098 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:16, skipping insertion in model container [2022-11-23 13:41:16,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:41:16" (1/1) ... [2022-11-23 13:41:16,640 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 13:41:16,715 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 13:41:18,224 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-11-23 13:41:18,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5c62ed2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:18, skipping insertion in model container [2022-11-23 13:41:18,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 13:41:18,225 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 13:41:18,227 INFO L158 Benchmark]: Toolchain (without parser) took 1605.84ms. Allocated memory is still 165.7MB. Free memory was 127.9MB in the beginning and 99.9MB in the end (delta: 28.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-23 13:41:18,228 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 123.7MB. Free memory was 87.7MB in the beginning and 87.7MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 13:41:18,229 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1600.18ms. Allocated memory is still 165.7MB. Free memory was 127.9MB in the beginning and 99.9MB in the end (delta: 28.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-23 13:41:18,230 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 123.7MB. Free memory was 87.7MB in the beginning and 87.7MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1600.18ms. Allocated memory is still 165.7MB. Free memory was 127.9MB in the beginning and 99.9MB in the end (delta: 28.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2673]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3090b3c9-d2e6-4073-92a5-5f77666ab880/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3090b3c9-d2e6-4073-92a5-5f77666ab880/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3090b3c9-d2e6-4073-92a5-5f77666ab880/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3090b3c9-d2e6-4073-92a5-5f77666ab880/bin/utaipan-Q6hlc19bkW/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3090b3c9-d2e6-4073-92a5-5f77666ab880/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3090b3c9-d2e6-4073-92a5-5f77666ab880/bin/utaipan-Q6hlc19bkW --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 335b52f604cd506d20699f3f7648e130643a15771854bdceec2b9e31483c27aa --- 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-4e7fbc6 [2022-11-23 13:41:20,554 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 13:41:20,557 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 13:41:20,598 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 13:41:20,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 13:41:20,602 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 13:41:20,605 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 13:41:20,609 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 13:41:20,611 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 13:41:20,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 13:41:20,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 13:41:20,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 13:41:20,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 13:41:20,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 13:41:20,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 13:41:20,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 13:41:20,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 13:41:20,627 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 13:41:20,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 13:41:20,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 13:41:20,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 13:41:20,637 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 13:41:20,638 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 13:41:20,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 13:41:20,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 13:41:20,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 13:41:20,643 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 13:41:20,644 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 13:41:20,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 13:41:20,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 13:41:20,645 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 13:41:20,646 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 13:41:20,647 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 13:41:20,648 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 13:41:20,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 13:41:20,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 13:41:20,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 13:41:20,660 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 13:41:20,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 13:41:20,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 13:41:20,662 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 13:41:20,663 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3090b3c9-d2e6-4073-92a5-5f77666ab880/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-11-23 13:41:20,702 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 13:41:20,702 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 13:41:20,703 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 13:41:20,703 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 13:41:20,704 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 13:41:20,704 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 13:41:20,705 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 13:41:20,705 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 13:41:20,705 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 13:41:20,705 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 13:41:20,706 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 13:41:20,707 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 13:41:20,708 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 13:41:20,708 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 13:41:20,708 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 13:41:20,708 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 13:41:20,709 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 13:41:20,709 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 13:41:20,709 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-23 13:41:20,709 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-23 13:41:20,710 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-23 13:41:20,710 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 13:41:20,710 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 13:41:20,710 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 13:41:20,710 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 13:41:20,711 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 13:41:20,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 13:41:20,711 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 13:41:20,712 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 13:41:20,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 13:41:20,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 13:41:20,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 13:41:20,713 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 13:41:20,713 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 13:41:20,713 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 13:41:20,714 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 13:41:20,714 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_3090b3c9-d2e6-4073-92a5-5f77666ab880/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3090b3c9-d2e6-4073-92a5-5f77666ab880/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 335b52f604cd506d20699f3f7648e130643a15771854bdceec2b9e31483c27aa [2022-11-23 13:41:21,119 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 13:41:21,142 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 13:41:21,144 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 13:41:21,145 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 13:41:21,148 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 13:41:21,149 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3090b3c9-d2e6-4073-92a5-5f77666ab880/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2022-11-23 13:41:24,331 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 13:41:24,879 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 13:41:24,879 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3090b3c9-d2e6-4073-92a5-5f77666ab880/sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2022-11-23 13:41:24,918 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3090b3c9-d2e6-4073-92a5-5f77666ab880/bin/utaipan-Q6hlc19bkW/data/7992eecc7/a11fadac7c9047fba46744ea70e921de/FLAG0fa2a77f6 [2022-11-23 13:41:24,944 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3090b3c9-d2e6-4073-92a5-5f77666ab880/bin/utaipan-Q6hlc19bkW/data/7992eecc7/a11fadac7c9047fba46744ea70e921de [2022-11-23 13:41:24,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 13:41:24,951 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 13:41:24,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 13:41:24,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 13:41:24,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 13:41:24,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:41:24" (1/1) ... [2022-11-23 13:41:24,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2313350a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:24, skipping insertion in model container [2022-11-23 13:41:24,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:41:24" (1/1) ... [2022-11-23 13:41:24,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 13:41:25,051 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 13:41:26,411 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-11-23 13:41:26,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6477f3ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:26, skipping insertion in model container [2022-11-23 13:41:26,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 13:41:26,413 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 13:41:26,414 INFO L158 Benchmark]: Toolchain (without parser) took 1462.90ms. Allocated memory is still 75.5MB. Free memory was 49.0MB in the beginning and 39.5MB in the end (delta: 9.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-23 13:41:26,415 INFO L158 Benchmark]: CDTParser took 0.75ms. Allocated memory is still 56.6MB. Free memory was 34.8MB in the beginning and 34.7MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 13:41:26,416 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1458.95ms. Allocated memory is still 75.5MB. Free memory was 48.8MB in the beginning and 39.5MB in the end (delta: 9.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-23 13:41:26,417 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75ms. Allocated memory is still 56.6MB. Free memory was 34.8MB in the beginning and 34.7MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1458.95ms. Allocated memory is still 75.5MB. Free memory was 48.8MB in the beginning and 39.5MB in the end (delta: 9.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2673]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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