./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tee-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows 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_a8539987-1928-4688-a231-5c0b2bc9f510/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8539987-1928-4688-a231-5c0b2bc9f510/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_a8539987-1928-4688-a231-5c0b2bc9f510/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8539987-1928-4688-a231-5c0b2bc9f510/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tee-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8539987-1928-4688-a231-5c0b2bc9f510/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8539987-1928-4688-a231-5c0b2bc9f510/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8fe67ec8a1cceb0cd62d7df49bd267f31e7032bc2f558a91a049617cb1d2deea --- 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 16:55:26,251 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 16:55:26,253 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 16:55:26,275 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 16:55:26,276 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 16:55:26,277 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 16:55:26,278 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 16:55:26,280 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 16:55:26,282 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 16:55:26,282 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 16:55:26,283 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 16:55:26,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 16:55:26,285 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 16:55:26,286 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 16:55:26,287 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 16:55:26,288 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 16:55:26,289 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 16:55:26,290 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 16:55:26,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 16:55:26,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 16:55:26,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 16:55:26,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 16:55:26,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 16:55:26,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 16:55:26,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 16:55:26,302 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 16:55:26,302 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 16:55:26,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 16:55:26,304 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 16:55:26,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 16:55:26,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 16:55:26,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 16:55:26,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 16:55:26,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 16:55:26,309 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 16:55:26,309 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 16:55:26,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 16:55:26,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 16:55:26,310 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 16:55:26,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 16:55:26,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 16:55:26,313 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8539987-1928-4688-a231-5c0b2bc9f510/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-25 16:55:26,335 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 16:55:26,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 16:55:26,336 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 16:55:26,336 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 16:55:26,337 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 16:55:26,337 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 16:55:26,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 16:55:26,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 16:55:26,338 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 16:55:26,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 16:55:26,339 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 16:55:26,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 16:55:26,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 16:55:26,340 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 16:55:26,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 16:55:26,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 16:55:26,341 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 16:55:26,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 16:55:26,341 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 16:55:26,342 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 16:55:26,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 16:55:26,342 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 16:55:26,343 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 16:55:26,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:55:26,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 16:55:26,343 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 16:55:26,344 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 16:55:26,344 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 16:55:26,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 16:55:26,345 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 16:55:26,345 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 16:55:26,345 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 16:55:26,345 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 16:55:26,346 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_a8539987-1928-4688-a231-5c0b2bc9f510/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8539987-1928-4688-a231-5c0b2bc9f510/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fe67ec8a1cceb0cd62d7df49bd267f31e7032bc2f558a91a049617cb1d2deea [2022-11-25 16:55:26,607 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 16:55:26,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 16:55:26,648 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 16:55:26,649 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 16:55:26,650 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 16:55:26,651 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8539987-1928-4688-a231-5c0b2bc9f510/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/tee-2.i [2022-11-25 16:55:29,727 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 16:55:30,189 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 16:55:30,193 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8539987-1928-4688-a231-5c0b2bc9f510/sv-benchmarks/c/busybox-1.22.0/tee-2.i [2022-11-25 16:55:30,234 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8539987-1928-4688-a231-5c0b2bc9f510/bin/uautomizer-ZsLfNo2U6R/data/7164572f5/0fa2687d2dac48cf94de4195c9557ea3/FLAGe240d2804 [2022-11-25 16:55:30,252 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8539987-1928-4688-a231-5c0b2bc9f510/bin/uautomizer-ZsLfNo2U6R/data/7164572f5/0fa2687d2dac48cf94de4195c9557ea3 [2022-11-25 16:55:30,257 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 16:55:30,260 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 16:55:30,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 16:55:30,265 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 16:55:30,268 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 16:55:30,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:55:30" (1/1) ... [2022-11-25 16:55:30,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f289a5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:55:30, skipping insertion in model container [2022-11-25 16:55:30,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:55:30" (1/1) ... [2022-11-25 16:55:30,279 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 16:55:30,367 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 16:55:31,545 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 16:55:31,547 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 16:55:31,550 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 16:55:31,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@75008aa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:55:31, skipping insertion in model container [2022-11-25 16:55:31,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 16:55:31,551 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 16:55:31,553 INFO L158 Benchmark]: Toolchain (without parser) took 1291.63ms. Allocated memory is still 146.8MB. Free memory was 96.3MB in the beginning and 69.1MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-25 16:55:31,553 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 100.7MB. Free memory was 48.1MB in the beginning and 48.0MB in the end (delta: 128.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 16:55:31,554 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1286.42ms. Allocated memory is still 146.8MB. Free memory was 96.3MB in the beginning and 69.1MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-25 16:55:31,556 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 100.7MB. Free memory was 48.1MB in the beginning and 48.0MB in the end (delta: 128.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1286.42ms. Allocated memory is still 146.8MB. Free memory was 96.3MB in the beginning and 69.1MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2272]: 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_a8539987-1928-4688-a231-5c0b2bc9f510/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8539987-1928-4688-a231-5c0b2bc9f510/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_a8539987-1928-4688-a231-5c0b2bc9f510/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8539987-1928-4688-a231-5c0b2bc9f510/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tee-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8539987-1928-4688-a231-5c0b2bc9f510/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8539987-1928-4688-a231-5c0b2bc9f510/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8fe67ec8a1cceb0cd62d7df49bd267f31e7032bc2f558a91a049617cb1d2deea --- 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 16:55:33,843 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 16:55:33,845 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 16:55:33,902 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 16:55:33,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 16:55:33,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 16:55:33,905 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 16:55:33,907 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 16:55:33,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 16:55:33,920 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 16:55:33,921 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 16:55:33,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 16:55:33,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 16:55:33,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 16:55:33,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 16:55:33,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 16:55:33,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 16:55:33,937 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 16:55:33,939 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 16:55:33,941 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 16:55:33,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 16:55:33,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 16:55:33,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 16:55:33,952 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 16:55:33,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 16:55:33,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 16:55:33,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 16:55:33,963 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 16:55:33,963 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 16:55:33,964 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 16:55:33,965 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 16:55:33,965 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 16:55:33,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 16:55:33,967 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 16:55:33,968 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 16:55:33,968 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 16:55:33,969 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 16:55:33,969 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 16:55:33,970 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 16:55:33,970 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 16:55:33,976 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 16:55:33,981 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8539987-1928-4688-a231-5c0b2bc9f510/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-25 16:55:34,019 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 16:55:34,020 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 16:55:34,021 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 16:55:34,021 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 16:55:34,022 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 16:55:34,022 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 16:55:34,023 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 16:55:34,023 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 16:55:34,024 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 16:55:34,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 16:55:34,025 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 16:55:34,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 16:55:34,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 16:55:34,026 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 16:55:34,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 16:55:34,026 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 16:55:34,026 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 16:55:34,027 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 16:55:34,027 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 16:55:34,027 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 16:55:34,027 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 16:55:34,028 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 16:55:34,028 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 16:55:34,028 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 16:55:34,028 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 16:55:34,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:55:34,029 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 16:55:34,029 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 16:55:34,029 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 16:55:34,030 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 16:55:34,030 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 16:55:34,030 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 16:55:34,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 16:55:34,031 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 16:55:34,031 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 16:55:34,031 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 16:55:34,032 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_a8539987-1928-4688-a231-5c0b2bc9f510/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8539987-1928-4688-a231-5c0b2bc9f510/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fe67ec8a1cceb0cd62d7df49bd267f31e7032bc2f558a91a049617cb1d2deea [2022-11-25 16:55:34,427 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 16:55:34,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 16:55:34,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 16:55:34,460 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 16:55:34,460 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 16:55:34,462 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8539987-1928-4688-a231-5c0b2bc9f510/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/tee-2.i [2022-11-25 16:55:37,421 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 16:55:37,856 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 16:55:37,857 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8539987-1928-4688-a231-5c0b2bc9f510/sv-benchmarks/c/busybox-1.22.0/tee-2.i [2022-11-25 16:55:37,897 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8539987-1928-4688-a231-5c0b2bc9f510/bin/uautomizer-ZsLfNo2U6R/data/599d39b38/10062ca392c2446db6dc6e8c16b9e1f0/FLAG5cd1fd058 [2022-11-25 16:55:37,916 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8539987-1928-4688-a231-5c0b2bc9f510/bin/uautomizer-ZsLfNo2U6R/data/599d39b38/10062ca392c2446db6dc6e8c16b9e1f0 [2022-11-25 16:55:37,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 16:55:37,920 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 16:55:37,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 16:55:37,923 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 16:55:37,926 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 16:55:37,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:55:37" (1/1) ... [2022-11-25 16:55:37,928 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a3159d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:55:37, skipping insertion in model container [2022-11-25 16:55:37,929 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:55:37" (1/1) ... [2022-11-25 16:55:37,937 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 16:55:38,023 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 16:55:39,137 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 16:55:39,142 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 16:55:39,146 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 16:55:39,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d928a26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:55:39, skipping insertion in model container [2022-11-25 16:55:39,148 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 16:55:39,148 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 16:55:39,150 INFO L158 Benchmark]: Toolchain (without parser) took 1229.07ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 52.3MB in the beginning and 75.1MB in the end (delta: -22.8MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2022-11-25 16:55:39,151 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 77.6MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:55:39,152 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1225.17ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 52.0MB in the beginning and 75.1MB in the end (delta: -23.1MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2022-11-25 16:55:39,154 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 77.6MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1225.17ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 52.0MB in the beginning and 75.1MB in the end (delta: -23.1MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2272]: 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