./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc --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 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:23:58,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:23:58,521 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:23:58,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:23:58,556 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:23:58,557 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:23:58,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:23:58,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:23:58,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:23:58,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:23:58,564 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:23:58,565 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:23:58,565 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:23:58,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:23:58,568 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:23:58,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:23:58,570 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:23:58,571 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:23:58,572 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:23:58,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:23:58,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:23:58,577 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:23:58,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:23:58,579 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:23:58,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:23:58,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:23:58,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:23:58,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:23:58,586 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:23:58,587 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:23:58,587 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:23:58,588 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:23:58,589 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:23:58,593 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:23:58,594 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:23:58,595 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:23:58,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:23:58,596 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:23:58,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:23:58,599 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:23:58,600 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:23:58,602 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-02 20:23:58,635 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:23:58,641 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:23:58,642 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:23:58,643 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:23:58,644 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:23:58,644 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:23:58,645 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:23:58,645 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:23:58,645 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:23:58,646 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:23:58,647 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:23:58,647 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:23:58,647 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:23:58,647 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-02 20:23:58,648 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-02 20:23:58,648 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-02 20:23:58,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:23:58,648 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-02 20:23:58,649 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:23:58,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:23:58,649 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:23:58,649 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:23:58,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:23:58,650 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:23:58,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:23:58,650 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:23:58,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:23:58,651 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_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2022-11-02 20:23:58,928 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:23:58,949 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:23:58,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:23:58,953 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:23:58,954 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:23:58,955 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-11-02 20:23:59,042 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc/data/29d73d460/41e122b9ac1a4100bcb5f18fae58c92a/FLAG4a66537ba [2022-11-02 20:23:59,837 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:23:59,838 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-11-02 20:23:59,875 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc/data/29d73d460/41e122b9ac1a4100bcb5f18fae58c92a/FLAG4a66537ba [2022-11-02 20:23:59,991 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc/data/29d73d460/41e122b9ac1a4100bcb5f18fae58c92a [2022-11-02 20:23:59,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:23:59,996 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:23:59,998 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:23:59,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:24:00,002 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:24:00,005 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:23:59" (1/1) ... [2022-11-02 20:24:00,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46413779 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:24:00, skipping insertion in model container [2022-11-02 20:24:00,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:23:59" (1/1) ... [2022-11-02 20:24:00,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:24:00,096 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:24:01,088 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-02 20:24:01,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7673bc70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:24:01, skipping insertion in model container [2022-11-02 20:24:01,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:24:01,094 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-02 20:24:01,096 INFO L158 Benchmark]: Toolchain (without parser) took 1099.01ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 84.2MB in the end (delta: -5.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-02 20:24:01,098 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 92.3MB. Free memory was 64.1MB in the beginning and 64.1MB in the end (delta: 30.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:24:01,100 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1095.37ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 84.2MB in the end (delta: -5.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-02 20:24:01,102 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 92.3MB. Free memory was 64.1MB in the beginning and 64.1MB in the end (delta: 30.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1095.37ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 84.2MB in the end (delta: -5.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1913]: 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_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc --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 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:24:03,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:24:03,263 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:24:03,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:24:03,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:24:03,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:24:03,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:24:03,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:24:03,295 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:24:03,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:24:03,297 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:24:03,298 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:24:03,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:24:03,299 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:24:03,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:24:03,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:24:03,302 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:24:03,303 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:24:03,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:24:03,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:24:03,308 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:24:03,309 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:24:03,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:24:03,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:24:03,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:24:03,315 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:24:03,315 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:24:03,316 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:24:03,317 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:24:03,318 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:24:03,318 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:24:03,319 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:24:03,320 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:24:03,321 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:24:03,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:24:03,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:24:03,323 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:24:03,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:24:03,323 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:24:03,324 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:24:03,325 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:24:03,326 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-02 20:24:03,349 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:24:03,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:24:03,349 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:24:03,350 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:24:03,350 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:24:03,351 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:24:03,351 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:24:03,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:24:03,352 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:24:03,352 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:24:03,353 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:24:03,353 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:24:03,353 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:24:03,353 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-02 20:24:03,354 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-02 20:24:03,354 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-02 20:24:03,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:24:03,354 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-02 20:24:03,355 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-02 20:24:03,355 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-02 20:24:03,355 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:24:03,355 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:24:03,356 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:24:03,356 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:24:03,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:24:03,356 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:24:03,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:24:03,357 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-02 20:24:03,357 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-02 20:24:03,357 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-02 20:24:03,358 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_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2022-11-02 20:24:03,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:24:03,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:24:03,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:24:03,805 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:24:03,806 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:24:03,808 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-11-02 20:24:03,887 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc/data/774e9ec0b/2fa93967597c4297a27be567962ad90c/FLAGedfb6ac25 [2022-11-02 20:24:04,632 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:24:04,632 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-11-02 20:24:04,661 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc/data/774e9ec0b/2fa93967597c4297a27be567962ad90c/FLAGedfb6ac25 [2022-11-02 20:24:04,894 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de242cf4-8141-4774-8079-b3756e5c70ef/bin/uautomizer-Dbtcem3rbc/data/774e9ec0b/2fa93967597c4297a27be567962ad90c [2022-11-02 20:24:04,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:24:04,899 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:24:04,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:24:04,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:24:04,912 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:24:04,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:24:04" (1/1) ... [2022-11-02 20:24:04,914 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8dc8ff3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:24:04, skipping insertion in model container [2022-11-02 20:24:04,914 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:24:04" (1/1) ... [2022-11-02 20:24:04,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:24:05,005 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:24:05,939 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-02 20:24:05,939 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@155afb08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:24:05, skipping insertion in model container [2022-11-02 20:24:05,940 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:24:05,940 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-02 20:24:05,942 INFO L158 Benchmark]: Toolchain (without parser) took 1041.82ms. Allocated memory is still 77.6MB. Free memory was 51.0MB in the beginning and 50.6MB in the end (delta: 430.2kB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2022-11-02 20:24:05,943 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 54.5MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:24:05,943 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1039.18ms. Allocated memory is still 77.6MB. Free memory was 50.8MB in the beginning and 50.6MB in the end (delta: 230.3kB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2022-11-02 20:24:05,945 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 54.5MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1039.18ms. Allocated memory is still 77.6MB. Free memory was 50.8MB in the beginning and 50.6MB in the end (delta: 230.3kB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1913]: 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