./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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15f548b3-2058-441e-a5bf-028387c32178/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15f548b3-2058-441e-a5bf-028387c32178/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15f548b3-2058-441e-a5bf-028387c32178/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15f548b3-2058-441e-a5bf-028387c32178/bin/uautomizer-uyxdKDjOR8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15f548b3-2058-441e-a5bf-028387c32178/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15f548b3-2058-441e-a5bf-028387c32178/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 13:28:00,975 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 13:28:00,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 13:28:00,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 13:28:00,997 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 13:28:00,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 13:28:00,999 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 13:28:01,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 13:28:01,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 13:28:01,003 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 13:28:01,004 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 13:28:01,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 13:28:01,006 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 13:28:01,007 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 13:28:01,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 13:28:01,009 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 13:28:01,010 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 13:28:01,011 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 13:28:01,012 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 13:28:01,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 13:28:01,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 13:28:01,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 13:28:01,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 13:28:01,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 13:28:01,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 13:28:01,023 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 13:28:01,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 13:28:01,024 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 13:28:01,025 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 13:28:01,025 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 13:28:01,026 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 13:28:01,027 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 13:28:01,027 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 13:28:01,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 13:28:01,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 13:28:01,029 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 13:28:01,030 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 13:28:01,030 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 13:28:01,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 13:28:01,031 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 13:28:01,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 13:28:01,032 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15f548b3-2058-441e-a5bf-028387c32178/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-12-13 13:28:01,052 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 13:28:01,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 13:28:01,053 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 13:28:01,053 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 13:28:01,054 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 13:28:01,054 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 13:28:01,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 13:28:01,055 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 13:28:01,055 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 13:28:01,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 13:28:01,055 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 13:28:01,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 13:28:01,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 13:28:01,056 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 13:28:01,056 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 13:28:01,056 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 13:28:01,056 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 13:28:01,057 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 13:28:01,057 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 13:28:01,057 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 13:28:01,057 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 13:28:01,057 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 13:28:01,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 13:28:01,058 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 13:28:01,058 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 13:28:01,058 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 13:28:01,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 13:28:01,058 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 13:28:01,059 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 13:28:01,059 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 13:28:01,059 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 13:28:01,059 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_15f548b3-2058-441e-a5bf-028387c32178/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15f548b3-2058-441e-a5bf-028387c32178/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2022-12-13 13:28:01,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 13:28:01,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 13:28:01,273 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 13:28:01,274 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 13:28:01,274 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 13:28:01,275 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15f548b3-2058-441e-a5bf-028387c32178/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-12-13 13:28:03,819 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 13:28:04,045 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 13:28:04,046 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15f548b3-2058-441e-a5bf-028387c32178/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-12-13 13:28:04,058 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15f548b3-2058-441e-a5bf-028387c32178/bin/uautomizer-uyxdKDjOR8/data/805997c86/ae617eaaf67443328c126935e542a016/FLAG500b6214d [2022-12-13 13:28:04,068 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15f548b3-2058-441e-a5bf-028387c32178/bin/uautomizer-uyxdKDjOR8/data/805997c86/ae617eaaf67443328c126935e542a016 [2022-12-13 13:28:04,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 13:28:04,071 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 13:28:04,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 13:28:04,072 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 13:28:04,075 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 13:28:04,076 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:28:04" (1/1) ... [2022-12-13 13:28:04,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@642a05bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:28:04, skipping insertion in model container [2022-12-13 13:28:04,077 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:28:04" (1/1) ... [2022-12-13 13:28:04,083 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 13:28:04,117 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 13:28:04,700 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-13 13:28:04,702 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-13 13:28:04,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1d82c880 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:28:04, skipping insertion in model container [2022-12-13 13:28:04,703 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 13:28:04,704 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 13:28:04,705 INFO L158 Benchmark]: Toolchain (without parser) took 633.40ms. Allocated memory is still 142.6MB. Free memory was 97.9MB in the beginning and 77.9MB in the end (delta: 20.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-13 13:28:04,706 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 142.6MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 13:28:04,706 INFO L158 Benchmark]: CACSL2BoogieTranslator took 631.62ms. Allocated memory is still 142.6MB. Free memory was 97.9MB in the beginning and 78.4MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-13 13:28:04,708 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 142.6MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 631.62ms. Allocated memory is still 142.6MB. Free memory was 97.9MB in the beginning and 78.4MB in the end (delta: 19.4MB). 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15f548b3-2058-441e-a5bf-028387c32178/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15f548b3-2058-441e-a5bf-028387c32178/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15f548b3-2058-441e-a5bf-028387c32178/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15f548b3-2058-441e-a5bf-028387c32178/bin/uautomizer-uyxdKDjOR8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15f548b3-2058-441e-a5bf-028387c32178/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15f548b3-2058-441e-a5bf-028387c32178/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 13:28:06,124 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 13:28:06,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 13:28:06,139 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 13:28:06,140 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 13:28:06,140 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 13:28:06,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 13:28:06,142 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 13:28:06,144 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 13:28:06,144 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 13:28:06,145 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 13:28:06,146 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 13:28:06,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 13:28:06,147 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 13:28:06,148 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 13:28:06,149 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 13:28:06,149 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 13:28:06,150 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 13:28:06,151 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 13:28:06,152 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 13:28:06,153 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 13:28:06,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 13:28:06,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 13:28:06,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 13:28:06,158 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 13:28:06,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 13:28:06,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 13:28:06,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 13:28:06,159 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 13:28:06,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 13:28:06,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 13:28:06,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 13:28:06,161 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 13:28:06,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 13:28:06,163 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 13:28:06,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 13:28:06,163 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 13:28:06,164 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 13:28:06,164 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 13:28:06,164 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 13:28:06,165 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 13:28:06,165 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15f548b3-2058-441e-a5bf-028387c32178/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-12-13 13:28:06,180 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 13:28:06,181 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 13:28:06,181 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 13:28:06,181 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 13:28:06,182 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 13:28:06,182 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 13:28:06,182 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 13:28:06,182 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 13:28:06,182 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 13:28:06,183 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 13:28:06,183 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 13:28:06,183 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 13:28:06,183 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 13:28:06,183 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 13:28:06,183 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 13:28:06,184 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 13:28:06,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 13:28:06,184 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 13:28:06,184 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 13:28:06,184 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 13:28:06,184 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 13:28:06,185 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 13:28:06,185 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 13:28:06,185 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 13:28:06,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 13:28:06,185 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 13:28:06,185 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 13:28:06,186 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 13:28:06,191 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 13:28:06,192 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 13:28:06,192 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 13:28:06,192 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 13:28:06,192 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 13:28:06,193 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 13:28:06,193 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_15f548b3-2058-441e-a5bf-028387c32178/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15f548b3-2058-441e-a5bf-028387c32178/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2022-12-13 13:28:06,394 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 13:28:06,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 13:28:06,412 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 13:28:06,413 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 13:28:06,414 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 13:28:06,415 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15f548b3-2058-441e-a5bf-028387c32178/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-12-13 13:28:09,019 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 13:28:09,244 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 13:28:09,245 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15f548b3-2058-441e-a5bf-028387c32178/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-12-13 13:28:09,260 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15f548b3-2058-441e-a5bf-028387c32178/bin/uautomizer-uyxdKDjOR8/data/b7ed6ab87/6a5347d4bd1e4a0f888ed55228e6a648/FLAG567eb00e2 [2022-12-13 13:28:09,271 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15f548b3-2058-441e-a5bf-028387c32178/bin/uautomizer-uyxdKDjOR8/data/b7ed6ab87/6a5347d4bd1e4a0f888ed55228e6a648 [2022-12-13 13:28:09,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 13:28:09,274 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 13:28:09,275 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 13:28:09,275 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 13:28:09,278 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 13:28:09,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:28:09" (1/1) ... [2022-12-13 13:28:09,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28252ac5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:28:09, skipping insertion in model container [2022-12-13 13:28:09,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:28:09" (1/1) ... [2022-12-13 13:28:09,285 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 13:28:09,322 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 13:28:09,851 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-13 13:28:09,853 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-13 13:28:09,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@675d12cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:28:09, skipping insertion in model container [2022-12-13 13:28:09,853 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 13:28:09,854 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 13:28:09,855 INFO L158 Benchmark]: Toolchain (without parser) took 580.29ms. Allocated memory is still 81.8MB. Free memory was 55.5MB in the beginning and 52.9MB in the end (delta: 2.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 13:28:09,855 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 62.9MB. Free memory was 41.3MB in the beginning and 41.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 13:28:09,856 INFO L158 Benchmark]: CACSL2BoogieTranslator took 578.82ms. Allocated memory is still 81.8MB. Free memory was 55.3MB in the beginning and 52.9MB in the end (delta: 2.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 13:28:09,857 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 62.9MB. Free memory was 41.3MB in the beginning and 41.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 578.82ms. Allocated memory is still 81.8MB. Free memory was 55.3MB in the beginning and 52.9MB in the end (delta: 2.5MB). Peak memory consumption was 16.8MB. 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