./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-1.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_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD --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 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 ............................................................................................................................... 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_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD --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 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 .................................................................................................................................. 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 23:50:21,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:50:22,001 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:50:22,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:50:22,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:50:22,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:50:22,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:50:22,087 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:50:22,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:50:22,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:50:22,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:50:22,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:50:22,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:50:22,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:50:22,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:50:22,102 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:50:22,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:50:22,106 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:50:22,109 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:50:22,112 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:50:22,115 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:50:22,126 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:50:22,128 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:50:22,136 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:50:22,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:50:22,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:50:22,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:50:22,144 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:50:22,145 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:50:22,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:50:22,147 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:50:22,148 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:50:22,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:50:22,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:50:22,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:50:22,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:50:22,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:50:22,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:50:22,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:50:22,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:50:22,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:50:22,160 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-28 23:50:22,202 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:50:22,209 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:50:22,211 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:50:22,211 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:50:22,213 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:50:22,214 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:50:22,214 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:50:22,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:50:22,215 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:50:22,215 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:50:22,217 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:50:22,217 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 23:50:22,217 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 23:50:22,218 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 23:50:22,218 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:50:22,218 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 23:50:22,219 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:50:22,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:50:22,219 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:50:22,220 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:50:22,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:50:22,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:50:22,221 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:50:22,221 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:50:22,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:50:22,221 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:50:22,222 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_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 [2021-10-28 23:50:22,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:50:22,633 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:50:22,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:50:22,638 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:50:22,639 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:50:22,641 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/busybox-1.22.0/head-1.i [2021-10-28 23:50:22,733 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD/data/898bb6357/1cbf6cb77048443699e1502401041d4b/FLAG9e1848d33 [2021-10-28 23:50:23,602 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:50:23,603 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/sv-benchmarks/c/busybox-1.22.0/head-1.i [2021-10-28 23:50:23,650 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD/data/898bb6357/1cbf6cb77048443699e1502401041d4b/FLAG9e1848d33 [2021-10-28 23:50:24,166 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD/data/898bb6357/1cbf6cb77048443699e1502401041d4b [2021-10-28 23:50:24,168 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:50:24,172 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 23:50:24,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:50:24,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:50:24,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:50:24,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:50:24" (1/1) ... [2021-10-28 23:50:24,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6318ed97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:24, skipping insertion in model container [2021-10-28 23:50:24,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:50:24" (1/1) ... [2021-10-28 23:50:24,198 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:50:24,327 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:50:26,038 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 23:50:26,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@355c3b14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:26, skipping insertion in model container [2021-10-28 23:50:26,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:50:26,040 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 23:50:26,043 INFO L168 Benchmark]: Toolchain (without parser) took 1869.52 ms. Allocated memory was 83.9 MB in the beginning and 104.9 MB in the end (delta: 21.0 MB). Free memory was 47.5 MB in the beginning and 68.6 MB in the end (delta: -21.1 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:50:26,044 INFO L168 Benchmark]: CDTParser took 0.75 ms. Allocated memory is still 83.9 MB. Free memory was 55.4 MB in the beginning and 55.4 MB in the end (delta: 27.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:50:26,048 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1858.73 ms. Allocated memory was 83.9 MB in the beginning and 104.9 MB in the end (delta: 21.0 MB). Free memory was 47.3 MB in the beginning and 68.6 MB in the end (delta: -21.3 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:50:26,054 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75 ms. Allocated memory is still 83.9 MB. Free memory was 55.4 MB in the beginning and 55.4 MB in the end (delta: 27.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1858.73 ms. Allocated memory was 83.9 MB in the beginning and 104.9 MB in the end (delta: 21.0 MB). Free memory was 47.3 MB in the beginning and 68.6 MB in the end (delta: -21.3 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: 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 23:50:28,919 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:50:28,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:50:28,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:50:28,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:50:28,966 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:50:28,968 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:50:28,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:50:28,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:50:28,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:50:28,978 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:50:28,980 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:50:28,981 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:50:28,982 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:50:28,984 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:50:28,986 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:50:28,988 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:50:28,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:50:28,992 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:50:28,996 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:50:28,998 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:50:29,000 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:50:29,002 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:50:29,004 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:50:29,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:50:29,010 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:50:29,010 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:50:29,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:50:29,012 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:50:29,014 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:50:29,014 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:50:29,016 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:50:29,017 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:50:29,018 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:50:29,020 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:50:29,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:50:29,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:50:29,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:50:29,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:50:29,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:50:29,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:50:29,030 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-28 23:50:29,088 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:50:29,094 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:50:29,095 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:50:29,096 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:50:29,097 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:50:29,099 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:50:29,099 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:50:29,099 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:50:29,100 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:50:29,100 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:50:29,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:50:29,102 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 23:50:29,102 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 23:50:29,102 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 23:50:29,103 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:50:29,103 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 23:50:29,103 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 23:50:29,104 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 23:50:29,104 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:50:29,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:50:29,104 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:50:29,105 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:50:29,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:50:29,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:50:29,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:50:29,106 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 23:50:29,106 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 23:50:29,106 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:50:29,107 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 23:50:29,107 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_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 [2021-10-28 23:50:29,611 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:50:29,640 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:50:29,645 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:50:29,648 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:50:29,649 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:50:29,650 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/busybox-1.22.0/head-1.i [2021-10-28 23:50:29,754 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD/data/cad7d448a/d7a3b9d3f9ca45d3b8045a89990f69dd/FLAGbb64ec5e1 [2021-10-28 23:50:30,695 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:50:30,695 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/sv-benchmarks/c/busybox-1.22.0/head-1.i [2021-10-28 23:50:30,740 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD/data/cad7d448a/d7a3b9d3f9ca45d3b8045a89990f69dd/FLAGbb64ec5e1 [2021-10-28 23:50:31,231 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7b60fb9-1c3d-4de9-b44f-2c5c88b99ec8/bin/uautomizer-GMMbpWq8iD/data/cad7d448a/d7a3b9d3f9ca45d3b8045a89990f69dd [2021-10-28 23:50:31,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:50:31,236 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 23:50:31,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:50:31,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:50:31,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:50:31,244 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:50:31" (1/1) ... [2021-10-28 23:50:31,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f8c0a8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:31, skipping insertion in model container [2021-10-28 23:50:31,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:50:31" (1/1) ... [2021-10-28 23:50:31,255 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:50:31,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:50:33,030 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 23:50:33,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3f6e6a5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:33, skipping insertion in model container [2021-10-28 23:50:33,034 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:50:33,035 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 23:50:33,039 INFO L168 Benchmark]: Toolchain (without parser) took 1801.04 ms. Allocated memory is still 67.1 MB. Free memory was 38.5 MB in the beginning and 37.3 MB in the end (delta: 1.2 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. [2021-10-28 23:50:33,041 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 50.3 MB. Free memory was 30.6 MB in the beginning and 30.6 MB in the end (delta: 36.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:50:33,043 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1797.13 ms. Allocated memory is still 67.1 MB. Free memory was 38.3 MB in the beginning and 37.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. [2021-10-28 23:50:33,046 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 50.3 MB. Free memory was 30.6 MB in the beginning and 30.6 MB in the end (delta: 36.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1797.13 ms. Allocated memory is still 67.1 MB. Free memory was 38.3 MB in the beginning and 37.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: 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...