./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec ............................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:24:51,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:24:51,527 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:24:51,565 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:24:51,566 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:24:51,568 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:24:51,571 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:24:51,574 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:24:51,577 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:24:51,578 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:24:51,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:24:51,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:24:51,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:24:51,585 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:24:51,587 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:24:51,589 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:24:51,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:24:51,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:24:51,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:24:51,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:24:51,604 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:24:51,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:24:51,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:24:51,611 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:24:51,618 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:24:51,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:24:51,626 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:24:51,627 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:24:51,630 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:24:51,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:24:51,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:24:51,635 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:24:51,638 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:24:51,640 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:24:51,642 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:24:51,642 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:24:51,643 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:24:51,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:24:51,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:24:51,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:24:51,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:24:51,648 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-28 09:24:51,706 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:24:51,707 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:24:51,708 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:24:51,708 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:24:51,717 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:24:51,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:24:51,718 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:24:51,719 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:24:51,719 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:24:51,719 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:24:51,721 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:24:51,721 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 09:24:51,722 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 09:24:51,722 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 09:24:51,722 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:24:51,722 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 09:24:51,723 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:24:51,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:24:51,723 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:24:51,724 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:24:51,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:24:51,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:24:51,725 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:24:51,725 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:24:51,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:24:51,726 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:24:51,726 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2021-10-28 09:24:52,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:24:52,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:24:52,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:24:52,140 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:24:52,141 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:24:52,143 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-10-28 09:24:52,214 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg/data/2c8eb8c10/1d56ee1ae2644dd1b03cd90893b91a27/FLAG4461016b7 [2021-10-28 09:24:53,206 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:24:53,207 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-10-28 09:24:53,282 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg/data/2c8eb8c10/1d56ee1ae2644dd1b03cd90893b91a27/FLAG4461016b7 [2021-10-28 09:24:53,676 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg/data/2c8eb8c10/1d56ee1ae2644dd1b03cd90893b91a27 [2021-10-28 09:24:53,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:24:53,683 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 09:24:53,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:24:53,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:24:53,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:24:53,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:24:53" (1/1) ... [2021-10-28 09:24:53,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49a86da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:53, skipping insertion in model container [2021-10-28 09:24:53,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:24:53" (1/1) ... [2021-10-28 09:24:53,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:24:53,821 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:24:55,385 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-28 09:24:55,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7dafc842 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:24:55, skipping insertion in model container [2021-10-28 09:24:55,387 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:24:55,387 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 09:24:55,390 INFO L168 Benchmark]: Toolchain (without parser) took 1705.81 ms. Allocated memory was 94.4 MB in the beginning and 117.4 MB in the end (delta: 23.1 MB). Free memory was 57.7 MB in the beginning and 74.0 MB in the end (delta: -16.3 MB). Peak memory consumption was 14.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:24:55,391 INFO L168 Benchmark]: CDTParser took 0.66 ms. Allocated memory is still 94.4 MB. Free memory is still 48.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:24:55,393 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1700.33 ms. Allocated memory was 94.4 MB in the beginning and 117.4 MB in the end (delta: 23.1 MB). Free memory was 57.5 MB in the beginning and 74.0 MB in the end (delta: -16.5 MB). Peak memory consumption was 14.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:24:55,395 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66 ms. Allocated memory is still 94.4 MB. Free memory is still 48.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1700.33 ms. Allocated memory was 94.4 MB in the beginning and 117.4 MB in the end (delta: 23.1 MB). Free memory was 57.5 MB in the beginning and 74.0 MB in the end (delta: -16.5 MB). Peak memory consumption was 14.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:24:58,152 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:24:58,156 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:24:58,205 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:24:58,206 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:24:58,213 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:24:58,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:24:58,227 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:24:58,231 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:24:58,236 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:24:58,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:24:58,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:24:58,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:24:58,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:24:58,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:24:58,255 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:24:58,258 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:24:58,260 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:24:58,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:24:58,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:24:58,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:24:58,282 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:24:58,285 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:24:58,288 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:24:58,297 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:24:58,298 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:24:58,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:24:58,301 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:24:58,302 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:24:58,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:24:58,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:24:58,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:24:58,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:24:58,310 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:24:58,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:24:58,312 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:24:58,314 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:24:58,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:24:58,314 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:24:58,317 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:24:58,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:24:58,319 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-28 09:24:58,388 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:24:58,389 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:24:58,389 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:24:58,390 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:24:58,391 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:24:58,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:24:58,392 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:24:58,392 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:24:58,392 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:24:58,393 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:24:58,393 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:24:58,393 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 09:24:58,394 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 09:24:58,394 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 09:24:58,394 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:24:58,394 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 09:24:58,395 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 09:24:58,395 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 09:24:58,395 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:24:58,396 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:24:58,396 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:24:58,396 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:24:58,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:24:58,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:24:58,397 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:24:58,397 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 09:24:58,398 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 09:24:58,398 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:24:58,398 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 09:24:58,399 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2021-10-28 09:24:58,806 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:24:58,846 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:24:58,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:24:58,852 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:24:58,855 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:24:58,856 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-10-28 09:24:58,944 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg/data/39d434ddc/4900b13de3bc42b898292800006218d1/FLAG830f90190 [2021-10-28 09:25:00,052 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:25:00,053 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-10-28 09:25:00,099 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg/data/39d434ddc/4900b13de3bc42b898292800006218d1/FLAG830f90190 [2021-10-28 09:25:00,486 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ea10c0c-2896-4e93-9f39-4f862358c856/bin/uautomizer-UnR33cPsHg/data/39d434ddc/4900b13de3bc42b898292800006218d1 [2021-10-28 09:25:00,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:25:00,490 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 09:25:00,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:25:00,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:25:00,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:25:00,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:25:00" (1/1) ... [2021-10-28 09:25:00,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bd2fe39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:25:00, skipping insertion in model container [2021-10-28 09:25:00,503 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:25:00" (1/1) ... [2021-10-28 09:25:00,512 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:25:00,599 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:25:02,272 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-28 09:25:02,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@16df5a25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:25:02, skipping insertion in model container [2021-10-28 09:25:02,273 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:25:02,274 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 09:25:02,276 INFO L168 Benchmark]: Toolchain (without parser) took 1784.44 ms. Allocated memory is still 83.9 MB. Free memory was 60.9 MB in the beginning and 52.5 MB in the end (delta: 8.4 MB). Peak memory consumption was 27.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:25:02,278 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 83.9 MB. Free memory was 64.2 MB in the beginning and 64.1 MB in the end (delta: 58.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:25:02,280 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1781.63 ms. Allocated memory is still 83.9 MB. Free memory was 60.7 MB in the beginning and 52.5 MB in the end (delta: 8.3 MB). Peak memory consumption was 27.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:25:02,282 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 83.9 MB. Free memory was 64.2 MB in the beginning and 64.1 MB in the end (delta: 58.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1781.63 ms. Allocated memory is still 83.9 MB. Free memory was 60.7 MB in the beginning and 52.5 MB in the end (delta: 8.3 MB). Peak memory consumption was 27.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...