./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8393723b 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_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 --- 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-8393723 [2022-11-18 18:26:55,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:26:55,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:26:55,610 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:26:55,611 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:26:55,616 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:26:55,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:26:55,623 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:26:55,626 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:26:55,631 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:26:55,633 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:26:55,635 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:26:55,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:26:55,638 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:26:55,640 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:26:55,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:26:55,644 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:26:55,645 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:26:55,646 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:26:55,656 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:26:55,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:26:55,659 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:26:55,662 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:26:55,663 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:26:55,667 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:26:55,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:26:55,668 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:26:55,670 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:26:55,670 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:26:55,671 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:26:55,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:26:55,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:26:55,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:26:55,678 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:26:55,680 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:26:55,681 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:26:55,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:26:55,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:26:55,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:26:55,683 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:26:55,683 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:26:55,684 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-18 18:26:55,732 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:26:55,732 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:26:55,733 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:26:55,733 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:26:55,734 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:26:55,735 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:26:55,735 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:26:55,736 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:26:55,736 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:26:55,736 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:26:55,737 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 18:26:55,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:26:55,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:26:55,738 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 18:26:55,738 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 18:26:55,739 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 18:26:55,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:26:55,739 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 18:26:55,739 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:26:55,740 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:26:55,740 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:26:55,740 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:26:55,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:26:55,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:26:55,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:26:55,741 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 18:26:55,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 18:26:55,743 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_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2022-11-18 18:26:56,050 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:26:56,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:26:56,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:26:56,084 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:26:56,085 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:26:56,087 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2022-11-18 18:26:56,187 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro/data/76897288b/367e65b3cc5f40c89eab6536ae8ed49e/FLAGeb45a71c2 [2022-11-18 18:26:56,988 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:26:56,989 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a65a418-6e67-4068-a27d-1f1561ecd9c5/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2022-11-18 18:26:57,030 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro/data/76897288b/367e65b3cc5f40c89eab6536ae8ed49e/FLAGeb45a71c2 [2022-11-18 18:26:57,542 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro/data/76897288b/367e65b3cc5f40c89eab6536ae8ed49e [2022-11-18 18:26:57,545 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:26:57,548 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:26:57,553 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:26:57,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:26:57,557 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:26:57,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:26:57" (1/1) ... [2022-11-18 18:26:57,561 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dc7c0b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:57, skipping insertion in model container [2022-11-18 18:26:57,561 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:26:57" (1/1) ... [2022-11-18 18:26:57,570 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:26:57,676 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:26:59,291 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-11-18 18:26:59,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@75da5e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:59, skipping insertion in model container [2022-11-18 18:26:59,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:26:59,292 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 18:26:59,294 INFO L158 Benchmark]: Toolchain (without parser) took 1744.89ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 75.4MB in the end (delta: 4.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-18 18:26:59,295 INFO L158 Benchmark]: CDTParser took 0.64ms. Allocated memory is still 86.0MB. Free memory was 41.0MB in the beginning and 41.0MB in the end (delta: 40.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:26:59,296 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1739.31ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 75.4MB in the end (delta: 3.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-18 18:26:59,297 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64ms. Allocated memory is still 86.0MB. Free memory was 41.0MB in the beginning and 41.0MB in the end (delta: 40.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1739.31ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 75.4MB in the end (delta: 3.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 --- 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-8393723 [2022-11-18 18:27:01,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:27:01,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:27:01,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:27:01,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:27:01,454 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:27:01,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:27:01,457 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:27:01,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:27:01,460 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:27:01,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:27:01,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:27:01,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:27:01,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:27:01,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:27:01,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:27:01,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:27:01,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:27:01,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:27:01,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:27:01,474 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:27:01,475 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:27:01,476 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:27:01,477 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:27:01,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:27:01,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:27:01,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:27:01,483 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:27:01,484 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:27:01,485 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:27:01,485 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:27:01,486 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:27:01,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:27:01,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:27:01,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:27:01,489 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:27:01,490 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:27:01,490 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:27:01,491 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:27:01,492 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:27:01,493 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:27:01,494 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-18 18:27:01,531 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:27:01,532 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:27:01,532 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:27:01,533 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:27:01,533 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:27:01,534 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:27:01,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:27:01,535 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:27:01,535 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:27:01,536 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:27:01,536 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 18:27:01,536 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:27:01,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:27:01,537 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 18:27:01,537 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 18:27:01,537 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 18:27:01,538 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:27:01,538 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 18:27:01,538 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-18 18:27:01,539 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-18 18:27:01,539 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:27:01,539 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:27:01,539 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:27:01,540 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:27:01,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:27:01,540 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:27:01,541 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:27:01,541 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-18 18:27:01,541 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-18 18:27:01,541 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-18 18:27:01,542 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_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2022-11-18 18:27:01,992 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:27:02,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:27:02,026 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:27:02,029 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:27:02,030 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:27:02,032 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2022-11-18 18:27:02,129 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro/data/02ca17d92/c9bee363bb7f47aab9877ee8a760230e/FLAGb3492abf9 [2022-11-18 18:27:02,856 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:27:02,857 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a65a418-6e67-4068-a27d-1f1561ecd9c5/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2022-11-18 18:27:02,888 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro/data/02ca17d92/c9bee363bb7f47aab9877ee8a760230e/FLAGb3492abf9 [2022-11-18 18:27:02,963 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a65a418-6e67-4068-a27d-1f1561ecd9c5/bin/uautomizer-TMbwUNV5ro/data/02ca17d92/c9bee363bb7f47aab9877ee8a760230e [2022-11-18 18:27:02,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:27:02,969 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:27:02,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:27:02,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:27:02,981 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:27:02,982 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:27:02" (1/1) ... [2022-11-18 18:27:02,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60bc251f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:27:02, skipping insertion in model container [2022-11-18 18:27:02,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:27:02" (1/1) ... [2022-11-18 18:27:02,992 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:27:03,091 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:27:04,634 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-11-18 18:27:04,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1faa6b71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:27:04, skipping insertion in model container [2022-11-18 18:27:04,636 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:27:04,636 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 18:27:04,639 INFO L158 Benchmark]: Toolchain (without parser) took 1667.91ms. Allocated memory is still 79.7MB. Free memory was 58.7MB in the beginning and 44.7MB in the end (delta: 14.0MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2022-11-18 18:27:04,640 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 79.7MB. Free memory is still 61.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:27:04,642 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1662.26ms. Allocated memory is still 79.7MB. Free memory was 58.4MB in the beginning and 44.7MB in the end (delta: 13.8MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2022-11-18 18:27:04,644 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 79.7MB. Free memory is still 61.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1662.26ms. Allocated memory is still 79.7MB. Free memory was 58.4MB in the beginning and 44.7MB in the end (delta: 13.8MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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