./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/bin/uautomizer-ZsLfNo2U6R/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/bin/uautomizer-ZsLfNo2U6R --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 bcc96ea5a402f6c50c6ada50aa02c055724bf69145719cad5c0602e9f9b5b2e4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 17:30:46,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:30:46,311 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:30:46,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:30:46,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:30:46,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:30:46,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:30:46,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:30:46,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:30:46,368 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:30:46,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:30:46,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:30:46,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:30:46,376 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:30:46,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:30:46,382 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:30:46,384 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:30:46,385 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:30:46,387 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:30:46,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:30:46,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:30:46,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:30:46,399 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:30:46,400 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:30:46,409 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:30:46,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:30:46,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:30:46,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:30:46,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:30:46,419 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:30:46,419 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:30:46,420 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:30:46,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:30:46,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:30:46,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:30:46,431 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:30:46,432 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:30:46,432 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:30:46,432 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:30:46,434 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:30:46,435 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:30:46,439 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-25 17:30:46,461 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:30:46,461 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:30:46,461 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:30:46,461 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:30:46,462 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:30:46,462 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:30:46,463 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:30:46,463 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:30:46,464 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:30:46,464 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:30:46,464 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:30:46,464 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:30:46,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:30:46,465 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 17:30:46,465 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 17:30:46,465 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 17:30:46,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:30:46,466 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 17:30:46,466 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:30:46,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:30:46,466 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:30:46,466 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:30:46,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:30:46,467 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:30:46,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:30:46,467 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:30:46,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 17:30:46,468 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:30:46,468 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:30:46,468 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:30:46,468 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcc96ea5a402f6c50c6ada50aa02c055724bf69145719cad5c0602e9f9b5b2e4 [2022-11-25 17:30:46,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:30:46,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:30:46,776 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:30:46,778 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:30:46,779 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:30:46,780 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-11-25 17:30:50,421 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:30:50,895 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:30:50,896 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-11-25 17:30:50,932 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/bin/uautomizer-ZsLfNo2U6R/data/3378d40d6/72a36a85fcef485397bef4da078b77e4/FLAGd1afd3a69 [2022-11-25 17:30:50,951 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/bin/uautomizer-ZsLfNo2U6R/data/3378d40d6/72a36a85fcef485397bef4da078b77e4 [2022-11-25 17:30:50,954 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:30:50,955 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:30:50,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:30:50,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:30:50,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:30:50,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:30:50" (1/1) ... [2022-11-25 17:30:50,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@181f74fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:50, skipping insertion in model container [2022-11-25 17:30:50,968 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:30:50" (1/1) ... [2022-11-25 17:30:50,978 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:30:51,109 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:30:52,668 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:30:52,674 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-25 17:30:52,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3687daed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:52, skipping insertion in model container [2022-11-25 17:30:52,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:30:52,681 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 17:30:52,683 INFO L158 Benchmark]: Toolchain (without parser) took 1726.92ms. Allocated memory is still 190.8MB. Free memory was 142.5MB in the beginning and 116.0MB in the end (delta: 26.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-25 17:30:52,684 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory is still 60.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:30:52,685 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1723.71ms. Allocated memory is still 190.8MB. Free memory was 142.0MB in the beginning and 116.0MB in the end (delta: 26.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-25 17:30:52,687 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory is still 60.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1723.71ms. Allocated memory is still 190.8MB. Free memory was 142.0MB in the beginning and 116.0MB in the end (delta: 26.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: 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_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/bin/uautomizer-ZsLfNo2U6R/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/bin/uautomizer-ZsLfNo2U6R --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 bcc96ea5a402f6c50c6ada50aa02c055724bf69145719cad5c0602e9f9b5b2e4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 17:30:55,396 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:30:55,399 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:30:55,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:30:55,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:30:55,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:30:55,440 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:30:55,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:30:55,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:30:55,450 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:30:55,451 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:30:55,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:30:55,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:30:55,463 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:30:55,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:30:55,467 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:30:55,469 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:30:55,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:30:55,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:30:55,480 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:30:55,484 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:30:55,485 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:30:55,486 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:30:55,488 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:30:55,491 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:30:55,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:30:55,492 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:30:55,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:30:55,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:30:55,495 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:30:55,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:30:55,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:30:55,497 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:30:55,516 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:30:55,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:30:55,518 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:30:55,519 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:30:55,519 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:30:55,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:30:55,520 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:30:55,521 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:30:55,524 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-25 17:30:55,572 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:30:55,572 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:30:55,573 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:30:55,573 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:30:55,574 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:30:55,574 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:30:55,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:30:55,575 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:30:55,576 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:30:55,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:30:55,576 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:30:55,577 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:30:55,577 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:30:55,577 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 17:30:55,577 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 17:30:55,578 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 17:30:55,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:30:55,578 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 17:30:55,578 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 17:30:55,579 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 17:30:55,579 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:30:55,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:30:55,580 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:30:55,583 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:30:55,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:30:55,583 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:30:55,584 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:30:55,584 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 17:30:55,584 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 17:30:55,585 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:30:55,585 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:30:55,585 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:30:55,585 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 17:30:55,586 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcc96ea5a402f6c50c6ada50aa02c055724bf69145719cad5c0602e9f9b5b2e4 [2022-11-25 17:30:56,062 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:30:56,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:30:56,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:30:56,103 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:30:56,104 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:30:56,107 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-11-25 17:30:59,593 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:31:00,195 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:31:00,195 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-11-25 17:31:00,253 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/bin/uautomizer-ZsLfNo2U6R/data/35c5a0275/dd8173f6dce84d47941e872394fba5a4/FLAG6a6d09152 [2022-11-25 17:31:00,288 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a7af3c-dc51-47f6-907b-dcf8f6fb8b00/bin/uautomizer-ZsLfNo2U6R/data/35c5a0275/dd8173f6dce84d47941e872394fba5a4 [2022-11-25 17:31:00,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:31:00,293 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:31:00,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:31:00,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:31:00,307 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:31:00,308 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:31:00" (1/1) ... [2022-11-25 17:31:00,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70f044c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:31:00, skipping insertion in model container [2022-11-25 17:31:00,309 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:31:00" (1/1) ... [2022-11-25 17:31:00,318 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:31:00,411 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:31:02,177 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:31:02,181 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-25 17:31:02,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@51982256 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:31:02, skipping insertion in model container [2022-11-25 17:31:02,183 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:31:02,185 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 17:31:02,188 INFO L158 Benchmark]: Toolchain (without parser) took 1893.20ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 48.5MB in the beginning and 52.8MB in the end (delta: -4.3MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2022-11-25 17:31:02,189 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 69.2MB. Free memory is still 46.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:31:02,191 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1883.83ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 48.3MB in the beginning and 52.8MB in the end (delta: -4.5MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2022-11-25 17:31:02,194 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 69.2MB. Free memory is still 46.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1883.83ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 48.3MB in the beginning and 52.8MB in the end (delta: -4.5MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: 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