./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 38b53e6a 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_8f9e43cd-21b3-48da-a076-d17000daba6c/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e43cd-21b3-48da-a076-d17000daba6c/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_8f9e43cd-21b3-48da-a076-d17000daba6c/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e43cd-21b3-48da-a076-d17000daba6c/bin/uautomizer-ZsLfNo2U6R/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e43cd-21b3-48da-a076-d17000daba6c/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_8f9e43cd-21b3-48da-a076-d17000daba6c/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 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec --- 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 17:13:18,325 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:13:18,328 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:13:18,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:13:18,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:13:18,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:13:18,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:13:18,386 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:13:18,388 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:13:18,389 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:13:18,390 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:13:18,391 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:13:18,392 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:13:18,393 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:13:18,398 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:13:18,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:13:18,403 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:13:18,409 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:13:18,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:13:18,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:13:18,424 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:13:18,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:13:18,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:13:18,430 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:13:18,439 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:13:18,440 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:13:18,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:13:18,443 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:13:18,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:13:18,447 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:13:18,447 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:13:18,448 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:13:18,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:13:18,451 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:13:18,453 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:13:18,454 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:13:18,455 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:13:18,455 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:13:18,455 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:13:18,456 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:13:18,457 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:13:18,458 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e43cd-21b3-48da-a076-d17000daba6c/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-25 17:13:18,496 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:13:18,497 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:13:18,498 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:13:18,498 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:13:18,499 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:13:18,499 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:13:18,500 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:13:18,501 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:13:18,501 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:13:18,501 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:13:18,503 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:13:18,503 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:13:18,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:13:18,504 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 17:13:18,504 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 17:13:18,504 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 17:13:18,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:13:18,505 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 17:13:18,505 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:13:18,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:13:18,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:13:18,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:13:18,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:13:18,507 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:13:18,507 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:13:18,507 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:13:18,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 17:13:18,508 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:13:18,508 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:13:18,508 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:13:18,509 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_8f9e43cd-21b3-48da-a076-d17000daba6c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e43cd-21b3-48da-a076-d17000daba6c/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2022-11-25 17:13:18,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:13:18,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:13:18,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:13:18,899 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:13:18,900 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:13:18,901 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e43cd-21b3-48da-a076-d17000daba6c/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-11-25 17:13:22,089 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:13:22,693 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:13:22,694 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e43cd-21b3-48da-a076-d17000daba6c/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-11-25 17:13:22,733 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e43cd-21b3-48da-a076-d17000daba6c/bin/uautomizer-ZsLfNo2U6R/data/da141e802/0c281908a9d9473d9b1c2d949a527b05/FLAGad3dded3e [2022-11-25 17:13:22,751 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e43cd-21b3-48da-a076-d17000daba6c/bin/uautomizer-ZsLfNo2U6R/data/da141e802/0c281908a9d9473d9b1c2d949a527b05 [2022-11-25 17:13:22,754 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:13:22,756 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:13:22,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:13:22,759 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:13:22,763 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:13:22,764 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:13:22" (1/1) ... [2022-11-25 17:13:22,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79e1919a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:22, skipping insertion in model container [2022-11-25 17:13:22,765 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:13:22" (1/1) ... [2022-11-25 17:13:22,773 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:13:22,873 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:13:24,569 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-11-25 17:13:24,590 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:13:24,592 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:13:24,599 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 17:13:24,600 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7964500e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:24, skipping insertion in model container [2022-11-25 17:13:24,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:13:24,601 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 17:13:24,605 INFO L158 Benchmark]: Toolchain (without parser) took 1847.83ms. Allocated memory is still 163.6MB. Free memory was 124.5MB in the beginning and 93.3MB in the end (delta: 31.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-25 17:13:24,606 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 163.6MB. Free memory is still 136.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:13:24,607 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1841.89ms. Allocated memory is still 163.6MB. Free memory was 124.5MB in the beginning and 93.3MB in the end (delta: 31.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-25 17:13:24,609 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 163.6MB. Free memory is still 136.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1841.89ms. Allocated memory is still 163.6MB. Free memory was 124.5MB in the beginning and 93.3MB in the end (delta: 31.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: 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_8f9e43cd-21b3-48da-a076-d17000daba6c/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e43cd-21b3-48da-a076-d17000daba6c/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_8f9e43cd-21b3-48da-a076-d17000daba6c/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e43cd-21b3-48da-a076-d17000daba6c/bin/uautomizer-ZsLfNo2U6R/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e43cd-21b3-48da-a076-d17000daba6c/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_8f9e43cd-21b3-48da-a076-d17000daba6c/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 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec --- 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 17:13:27,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:13:27,043 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:13:27,091 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:13:27,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:13:27,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:13:27,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:13:27,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:13:27,097 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:13:27,098 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:13:27,099 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:13:27,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:13:27,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:13:27,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:13:27,109 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:13:27,114 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:13:27,116 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:13:27,121 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:13:27,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:13:27,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:13:27,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:13:27,136 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:13:27,138 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:13:27,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:13:27,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:13:27,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:13:27,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:13:27,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:13:27,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:13:27,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:13:27,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:13:27,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:13:27,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:13:27,167 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:13:27,169 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:13:27,169 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:13:27,170 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:13:27,170 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:13:27,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:13:27,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:13:27,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:13:27,180 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e43cd-21b3-48da-a076-d17000daba6c/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-25 17:13:27,223 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:13:27,223 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:13:27,225 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:13:27,225 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:13:27,226 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:13:27,226 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:13:27,227 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:13:27,227 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:13:27,227 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:13:27,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:13:27,229 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:13:27,229 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:13:27,229 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:13:27,229 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 17:13:27,229 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 17:13:27,230 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 17:13:27,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:13:27,230 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 17:13:27,230 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 17:13:27,230 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 17:13:27,231 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:13:27,231 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:13:27,231 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:13:27,231 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:13:27,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:13:27,232 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:13:27,232 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:13:27,232 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 17:13:27,232 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 17:13:27,233 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:13:27,233 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:13:27,233 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:13:27,233 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 17:13:27,234 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_8f9e43cd-21b3-48da-a076-d17000daba6c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e43cd-21b3-48da-a076-d17000daba6c/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2022-11-25 17:13:27,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:13:27,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:13:27,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:13:27,680 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:13:27,681 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:13:27,682 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e43cd-21b3-48da-a076-d17000daba6c/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-11-25 17:13:31,109 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:13:31,600 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:13:31,601 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e43cd-21b3-48da-a076-d17000daba6c/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-11-25 17:13:31,655 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e43cd-21b3-48da-a076-d17000daba6c/bin/uautomizer-ZsLfNo2U6R/data/8290498d6/0d3fdb97c7ab471a97d866034ec40f4f/FLAGa9170f807 [2022-11-25 17:13:31,680 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e43cd-21b3-48da-a076-d17000daba6c/bin/uautomizer-ZsLfNo2U6R/data/8290498d6/0d3fdb97c7ab471a97d866034ec40f4f [2022-11-25 17:13:31,683 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:13:31,685 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:13:31,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:13:31,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:13:31,693 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:13:31,696 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:13:31" (1/1) ... [2022-11-25 17:13:31,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e9a503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:31, skipping insertion in model container [2022-11-25 17:13:31,698 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:13:31" (1/1) ... [2022-11-25 17:13:31,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:13:31,835 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:13:33,515 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-11-25 17:13:33,536 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:13:33,540 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:13:33,544 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 17:13:33,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@db191d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:13:33, skipping insertion in model container [2022-11-25 17:13:33,546 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:13:33,546 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 17:13:33,549 INFO L158 Benchmark]: Toolchain (without parser) took 1862.28ms. Allocated memory is still 79.7MB. Free memory was 54.1MB in the beginning and 43.8MB in the end (delta: 10.3MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2022-11-25 17:13:33,549 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 79.7MB. Free memory is still 57.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:13:33,550 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1857.74ms. Allocated memory is still 79.7MB. Free memory was 53.9MB in the beginning and 43.8MB in the end (delta: 10.0MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2022-11-25 17:13:33,552 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 79.7MB. Free memory is still 57.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1857.74ms. Allocated memory is still 79.7MB. Free memory was 53.9MB in the beginning and 43.8MB in the end (delta: 10.0MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: 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