./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 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_2f76e036-1a60-4270-88f2-24a4abd79723/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f76e036-1a60-4270-88f2-24a4abd79723/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_2f76e036-1a60-4270-88f2-24a4abd79723/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f76e036-1a60-4270-88f2-24a4abd79723/bin/uautomizer-uyxdKDjOR8/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_2f76e036-1a60-4270-88f2-24a4abd79723/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_2f76e036-1a60-4270-88f2-24a4abd79723/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 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-2329fc7 [2022-12-13 11:14:36,256 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 11:14:36,258 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 11:14:36,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 11:14:36,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 11:14:36,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 11:14:36,285 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 11:14:36,288 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 11:14:36,290 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 11:14:36,292 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 11:14:36,293 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 11:14:36,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 11:14:36,295 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 11:14:36,296 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 11:14:36,298 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 11:14:36,299 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 11:14:36,300 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 11:14:36,300 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 11:14:36,301 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 11:14:36,302 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 11:14:36,303 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 11:14:36,304 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 11:14:36,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 11:14:36,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 11:14:36,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 11:14:36,314 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 11:14:36,315 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 11:14:36,316 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 11:14:36,317 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 11:14:36,318 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 11:14:36,319 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 11:14:36,320 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 11:14:36,321 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 11:14:36,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 11:14:36,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 11:14:36,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 11:14:36,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 11:14:36,324 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 11:14:36,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 11:14:36,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 11:14:36,325 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 11:14:36,326 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f76e036-1a60-4270-88f2-24a4abd79723/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-12-13 11:14:36,339 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 11:14:36,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 11:14:36,340 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 11:14:36,340 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 11:14:36,340 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 11:14:36,340 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 11:14:36,341 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 11:14:36,341 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 11:14:36,341 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 11:14:36,341 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 11:14:36,341 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 11:14:36,341 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 11:14:36,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 11:14:36,341 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 11:14:36,341 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 11:14:36,341 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 11:14:36,342 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 11:14:36,342 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 11:14:36,342 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 11:14:36,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 11:14:36,342 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 11:14:36,342 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 11:14:36,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 11:14:36,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 11:14:36,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 11:14:36,342 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 11:14:36,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 11:14:36,343 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 11:14:36,343 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 11:14:36,343 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 11:14:36,343 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 11:14:36,343 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_2f76e036-1a60-4270-88f2-24a4abd79723/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f76e036-1a60-4270-88f2-24a4abd79723/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcc96ea5a402f6c50c6ada50aa02c055724bf69145719cad5c0602e9f9b5b2e4 [2022-12-13 11:14:36,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 11:14:36,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 11:14:36,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 11:14:36,591 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 11:14:36,591 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 11:14:36,592 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f76e036-1a60-4270-88f2-24a4abd79723/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-12-13 11:14:39,150 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 11:14:39,440 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 11:14:39,441 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f76e036-1a60-4270-88f2-24a4abd79723/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-12-13 11:14:39,468 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f76e036-1a60-4270-88f2-24a4abd79723/bin/uautomizer-uyxdKDjOR8/data/e9b426e02/76153a28ed5f4e8e913738307ff9307b/FLAG0944f5610 [2022-12-13 11:14:39,725 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f76e036-1a60-4270-88f2-24a4abd79723/bin/uautomizer-uyxdKDjOR8/data/e9b426e02/76153a28ed5f4e8e913738307ff9307b [2022-12-13 11:14:39,727 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 11:14:39,728 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 11:14:39,730 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 11:14:39,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 11:14:39,732 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 11:14:39,733 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:14:39" (1/1) ... [2022-12-13 11:14:39,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58b01319 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:14:39, skipping insertion in model container [2022-12-13 11:14:39,734 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:14:39" (1/1) ... [2022-12-13 11:14:39,739 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 11:14:39,794 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 11:14:40,604 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-13 11:14:40,607 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 11:14:40,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2bd0b977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:14:40, skipping insertion in model container [2022-12-13 11:14:40,608 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 11:14:40,608 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 11:14:40,609 INFO L158 Benchmark]: Toolchain (without parser) took 880.24ms. Allocated memory is still 138.4MB. Free memory was 99.3MB in the beginning and 72.4MB in the end (delta: 26.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-13 11:14:40,610 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 138.4MB. Free memory is still 110.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 11:14:40,610 INFO L158 Benchmark]: CACSL2BoogieTranslator took 878.42ms. Allocated memory is still 138.4MB. Free memory was 99.3MB in the beginning and 72.9MB in the end (delta: 26.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-13 11:14:40,611 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 138.4MB. Free memory is still 110.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 878.42ms. Allocated memory is still 138.4MB. Free memory was 99.3MB in the beginning and 72.9MB in the end (delta: 26.4MB). Peak memory consumption was 27.3MB. 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_2f76e036-1a60-4270-88f2-24a4abd79723/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f76e036-1a60-4270-88f2-24a4abd79723/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_2f76e036-1a60-4270-88f2-24a4abd79723/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f76e036-1a60-4270-88f2-24a4abd79723/bin/uautomizer-uyxdKDjOR8/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_2f76e036-1a60-4270-88f2-24a4abd79723/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_2f76e036-1a60-4270-88f2-24a4abd79723/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 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-2329fc7 [2022-12-13 11:14:42,216 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 11:14:42,218 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 11:14:42,237 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 11:14:42,237 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 11:14:42,238 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 11:14:42,239 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 11:14:42,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 11:14:42,243 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 11:14:42,243 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 11:14:42,244 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 11:14:42,245 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 11:14:42,246 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 11:14:42,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 11:14:42,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 11:14:42,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 11:14:42,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 11:14:42,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 11:14:42,255 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 11:14:42,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 11:14:42,258 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 11:14:42,259 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 11:14:42,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 11:14:42,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 11:14:42,265 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 11:14:42,265 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 11:14:42,265 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 11:14:42,266 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 11:14:42,267 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 11:14:42,268 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 11:14:42,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 11:14:42,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 11:14:42,270 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 11:14:42,271 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 11:14:42,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 11:14:42,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 11:14:42,272 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 11:14:42,272 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 11:14:42,272 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 11:14:42,273 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 11:14:42,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 11:14:42,274 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f76e036-1a60-4270-88f2-24a4abd79723/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-12-13 11:14:42,295 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 11:14:42,295 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 11:14:42,296 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 11:14:42,296 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 11:14:42,296 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 11:14:42,297 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 11:14:42,297 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 11:14:42,297 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 11:14:42,298 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 11:14:42,298 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 11:14:42,298 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 11:14:42,298 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 11:14:42,298 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 11:14:42,298 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 11:14:42,299 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 11:14:42,299 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 11:14:42,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 11:14:42,299 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 11:14:42,299 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 11:14:42,299 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 11:14:42,300 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 11:14:42,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 11:14:42,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 11:14:42,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 11:14:42,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 11:14:42,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 11:14:42,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 11:14:42,301 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 11:14:42,301 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 11:14:42,301 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 11:14:42,301 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 11:14:42,301 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 11:14:42,302 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 11:14:42,302 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 11:14:42,302 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_2f76e036-1a60-4270-88f2-24a4abd79723/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f76e036-1a60-4270-88f2-24a4abd79723/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcc96ea5a402f6c50c6ada50aa02c055724bf69145719cad5c0602e9f9b5b2e4 [2022-12-13 11:14:42,548 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 11:14:42,564 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 11:14:42,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 11:14:42,567 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 11:14:42,567 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 11:14:42,568 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f76e036-1a60-4270-88f2-24a4abd79723/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-12-13 11:14:45,241 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 11:14:45,521 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 11:14:45,521 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f76e036-1a60-4270-88f2-24a4abd79723/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-12-13 11:14:45,537 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f76e036-1a60-4270-88f2-24a4abd79723/bin/uautomizer-uyxdKDjOR8/data/f2adc1e86/ad930ffb95b44038ba29474c1a40427e/FLAGa16eefd03 [2022-12-13 11:14:45,548 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f76e036-1a60-4270-88f2-24a4abd79723/bin/uautomizer-uyxdKDjOR8/data/f2adc1e86/ad930ffb95b44038ba29474c1a40427e [2022-12-13 11:14:45,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 11:14:45,551 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 11:14:45,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 11:14:45,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 11:14:45,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 11:14:45,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:14:45" (1/1) ... [2022-12-13 11:14:45,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1533175f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:14:45, skipping insertion in model container [2022-12-13 11:14:45,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:14:45" (1/1) ... [2022-12-13 11:14:45,561 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 11:14:45,628 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 11:14:46,473 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-13 11:14:46,475 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 11:14:46,475 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@44efe0b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:14:46, skipping insertion in model container [2022-12-13 11:14:46,476 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 11:14:46,476 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 11:14:46,477 INFO L158 Benchmark]: Toolchain (without parser) took 925.92ms. Allocated memory is still 79.7MB. Free memory was 34.9MB in the beginning and 33.3MB in the end (delta: 1.6MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2022-12-13 11:14:46,478 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 79.7MB. Free memory is still 59.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 11:14:46,478 INFO L158 Benchmark]: CACSL2BoogieTranslator took 924.29ms. Allocated memory is still 79.7MB. Free memory was 34.9MB in the beginning and 33.3MB in the end (delta: 1.6MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2022-12-13 11:14:46,480 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 79.7MB. Free memory is still 59.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 924.29ms. Allocated memory is still 79.7MB. Free memory was 34.9MB in the beginning and 33.3MB in the end (delta: 1.6MB). Peak memory consumption was 7.4MB. 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