./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 2329fc70 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_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/bin/ukojak-rkRKPMF4O4 --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 Kojak --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-2329fc7 [2022-12-15 02:35:59,298 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:35:59,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:35:59,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:35:59,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:35:59,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:35:59,322 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:35:59,324 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:35:59,325 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:35:59,326 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:35:59,327 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:35:59,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:35:59,329 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:35:59,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:35:59,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:35:59,332 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:35:59,333 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:35:59,333 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:35:59,335 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:35:59,337 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:35:59,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:35:59,339 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:35:59,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:35:59,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:35:59,344 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:35:59,345 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:35:59,345 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:35:59,346 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:35:59,346 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:35:59,347 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:35:59,348 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:35:59,348 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:35:59,349 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:35:59,350 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:35:59,351 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:35:59,351 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:35:59,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:35:59,352 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:35:59,352 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:35:59,353 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:35:59,353 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:35:59,354 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-12-15 02:35:59,374 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:35:59,383 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:35:59,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:35:59,384 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:35:59,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:35:59,385 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:35:59,385 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:35:59,385 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:35:59,385 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 02:35:59,386 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 02:35:59,386 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 02:35:59,386 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:35:59,386 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:35:59,386 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:35:59,387 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:35:59,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:35:59,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:35:59,387 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:35:59,388 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:35:59,388 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:35:59,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:35:59,388 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_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2022-12-15 02:35:59,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:35:59,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:35:59,594 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:35:59,595 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:35:59,596 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:35:59,596 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-12-15 02:36:02,157 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:36:02,418 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:36:02,418 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-12-15 02:36:02,435 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/bin/ukojak-rkRKPMF4O4/data/0a3377226/648eb2e62b724c579d42585d7512d823/FLAGf6f9716d4 [2022-12-15 02:36:02,446 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/bin/ukojak-rkRKPMF4O4/data/0a3377226/648eb2e62b724c579d42585d7512d823 [2022-12-15 02:36:02,448 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:36:02,450 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:36:02,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:36:02,451 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:36:02,453 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:36:02,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:36:02" (1/1) ... [2022-12-15 02:36:02,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e5e0e5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:36:02, skipping insertion in model container [2022-12-15 02:36:02,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:36:02" (1/1) ... [2022-12-15 02:36:02,460 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:36:02,502 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:36:03,117 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-15 02:36:03,120 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-15 02:36:03,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@52ee2de4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:36:03, skipping insertion in model container [2022-12-15 02:36:03,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:36:03,121 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-15 02:36:03,122 INFO L158 Benchmark]: Toolchain (without parser) took 671.95ms. Allocated memory is still 144.7MB. Free memory was 104.5MB in the beginning and 84.4MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-15 02:36:03,123 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 144.7MB. Free memory is still 113.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:36:03,123 INFO L158 Benchmark]: CACSL2BoogieTranslator took 669.95ms. Allocated memory is still 144.7MB. Free memory was 104.5MB in the beginning and 84.4MB in the end (delta: 20.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-15 02:36:03,124 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 144.7MB. Free memory is still 113.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 669.95ms. Allocated memory is still 144.7MB. Free memory was 104.5MB in the beginning and 84.4MB in the end (delta: 20.0MB). Peak memory consumption was 18.9MB. 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/bin/ukojak-rkRKPMF4O4 --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 Kojak --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-2329fc7 [2022-12-15 02:36:04,383 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:36:04,385 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:36:04,408 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:36:04,409 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:36:04,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:36:04,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:36:04,414 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:36:04,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:36:04,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:36:04,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:36:04,418 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:36:04,418 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:36:04,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:36:04,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:36:04,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:36:04,422 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:36:04,423 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:36:04,425 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:36:04,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:36:04,428 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:36:04,429 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:36:04,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:36:04,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:36:04,434 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:36:04,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:36:04,435 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:36:04,436 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:36:04,437 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:36:04,438 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:36:04,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:36:04,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:36:04,439 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:36:04,440 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:36:04,441 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:36:04,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:36:04,442 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:36:04,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:36:04,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:36:04,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:36:04,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:36:04,444 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2022-12-15 02:36:04,463 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:36:04,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:36:04,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:36:04,464 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:36:04,464 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:36:04,465 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:36:04,465 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:36:04,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:36:04,465 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 02:36:04,465 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 02:36:04,465 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 02:36:04,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:36:04,465 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 02:36:04,465 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 02:36:04,466 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 02:36:04,466 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:36:04,466 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:36:04,466 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:36:04,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:36:04,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:36:04,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:36:04,466 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:36:04,467 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 02:36:04,467 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 02:36:04,467 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 02:36:04,467 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 02:36:04,467 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_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2022-12-15 02:36:04,687 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:36:04,703 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:36:04,705 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:36:04,706 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:36:04,706 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:36:04,707 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-12-15 02:36:07,320 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:36:07,620 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:36:07,621 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-12-15 02:36:07,639 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/bin/ukojak-rkRKPMF4O4/data/de93df8e3/4f124da28c704081bebaf2397efcee75/FLAG7f8955a42 [2022-12-15 02:36:07,651 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51f8257f-b8d9-4ed7-a79f-1f6edb473e2b/bin/ukojak-rkRKPMF4O4/data/de93df8e3/4f124da28c704081bebaf2397efcee75 [2022-12-15 02:36:07,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:36:07,654 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:36:07,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:36:07,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:36:07,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:36:07,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:36:07" (1/1) ... [2022-12-15 02:36:07,659 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@645b7c1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:36:07, skipping insertion in model container [2022-12-15 02:36:07,660 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:36:07" (1/1) ... [2022-12-15 02:36:07,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:36:07,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:36:08,319 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-15 02:36:08,321 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-15 02:36:08,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@48576751 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:36:08, skipping insertion in model container [2022-12-15 02:36:08,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:36:08,322 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-15 02:36:08,323 INFO L158 Benchmark]: Toolchain (without parser) took 668.72ms. Allocated memory is still 83.9MB. Free memory was 61.5MB in the beginning and 40.2MB in the end (delta: 21.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-15 02:36:08,324 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 56.6MB. Free memory was 34.8MB in the beginning and 34.8MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:36:08,324 INFO L158 Benchmark]: CACSL2BoogieTranslator took 666.76ms. Allocated memory is still 83.9MB. Free memory was 61.5MB in the beginning and 40.2MB in the end (delta: 21.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-15 02:36:08,325 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 56.6MB. Free memory was 34.8MB in the beginning and 34.8MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 666.76ms. Allocated memory is still 83.9MB. Free memory was 61.5MB in the beginning and 40.2MB in the end (delta: 21.4MB). Peak memory consumption was 23.1MB. 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