./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:40:46,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:40:46,974 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:40:47,023 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:40:47,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:40:47,028 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:40:47,031 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:40:47,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:40:47,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:40:47,046 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:40:47,047 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:40:47,049 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:40:47,050 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:40:47,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:40:47,056 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:40:47,062 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:40:47,063 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:40:47,064 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:40:47,066 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:40:47,073 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:40:47,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:40:47,078 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:40:47,080 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:40:47,081 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:40:47,084 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:40:47,084 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:40:47,085 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:40:47,086 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:40:47,086 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:40:47,088 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:40:47,088 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:40:47,089 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:40:47,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:40:47,090 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:40:47,091 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:40:47,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:40:47,092 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:40:47,092 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:40:47,093 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:40:47,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:40:47,094 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:40:47,095 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2021-11-23 15:40:47,118 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:40:47,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:40:47,119 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:40:47,119 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:40:47,120 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:40:47,120 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:40:47,120 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:40:47,120 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:40:47,120 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:40:47,121 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:40:47,121 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:40:47,121 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:40:47,121 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:40:47,121 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:40:47,121 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:40:47,122 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:40:47,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:47,122 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:40:47,122 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:40:47,123 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:40:47,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:40:47,123 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_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2021-11-23 15:40:47,415 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:40:47,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:40:47,437 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:40:47,439 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:40:47,440 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:40:47,441 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-11-23 15:40:47,500 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu/data/9bd07124b/0686f30d5a2f4cb7aa3e3b3e9fbe3080/FLAGd20b1b1af [2021-11-23 15:40:48,151 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:40:48,154 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-11-23 15:40:48,198 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu/data/9bd07124b/0686f30d5a2f4cb7aa3e3b3e9fbe3080/FLAGd20b1b1af [2021-11-23 15:40:48,328 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu/data/9bd07124b/0686f30d5a2f4cb7aa3e3b3e9fbe3080 [2021-11-23 15:40:48,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:40:48,332 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:40:48,334 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:48,334 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:40:48,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:40:48,338 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:48" (1/1) ... [2021-11-23 15:40:48,340 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12f5072e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:48, skipping insertion in model container [2021-11-23 15:40:48,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:48" (1/1) ... [2021-11-23 15:40:48,347 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:40:48,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:40:49,502 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-23 15:40:49,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@a68cfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:49, skipping insertion in model container [2021-11-23 15:40:49,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:49,503 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 15:40:49,505 INFO L158 Benchmark]: Toolchain (without parser) took 1171.37ms. Allocated memory is still 107.0MB. Free memory was 64.5MB in the beginning and 67.0MB in the end (delta: -2.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:40:49,505 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 107.0MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:40:49,506 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1168.79ms. Allocated memory is still 107.0MB. Free memory was 64.3MB in the beginning and 67.3MB in the end (delta: -3.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:40:49,508 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 107.0MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1168.79ms. Allocated memory is still 107.0MB. Free memory was 64.3MB in the beginning and 67.3MB in the end (delta: -3.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:40:51,575 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:40:51,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:40:51,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:40:51,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:40:51,639 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:40:51,641 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:40:51,645 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:40:51,648 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:40:51,654 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:40:51,658 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:40:51,660 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:40:51,661 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:40:51,664 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:40:51,666 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:40:51,671 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:40:51,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:40:51,674 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:40:51,676 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:40:51,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:40:51,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:40:51,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:40:51,692 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:40:51,694 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:40:51,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:40:51,704 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:40:51,705 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:40:51,707 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:40:51,708 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:40:51,709 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:40:51,710 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:40:51,711 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:40:51,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:40:51,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:40:51,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:40:51,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:40:51,717 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:40:51,717 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:40:51,718 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:40:51,719 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:40:51,720 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:40:51,721 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2021-11-23 15:40:51,764 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:40:51,764 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:40:51,767 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:40:51,767 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:40:51,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:40:51,768 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:40:51,768 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:40:51,768 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:40:51,769 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:40:51,769 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:40:51,770 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:40:51,771 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:40:51,771 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:40:51,771 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:40:51,771 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:40:51,772 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:40:51,772 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:40:51,772 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:40:51,773 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:40:51,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:51,773 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:40:51,774 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:40:51,774 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:40:51,774 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:40:51,775 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:40:51,775 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:40:51,775 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_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2021-11-23 15:40:52,206 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:40:52,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:40:52,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:40:52,235 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:40:52,237 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:40:52,238 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-11-23 15:40:52,306 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu/data/54dec200a/679acfae23ec4276ad17fe0e623a07aa/FLAG27cf903af [2021-11-23 15:40:53,032 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:40:53,033 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-11-23 15:40:53,069 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu/data/54dec200a/679acfae23ec4276ad17fe0e623a07aa/FLAG27cf903af [2021-11-23 15:40:53,139 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b99d93-3b08-4bbc-890b-c539d4a38b68/bin/ukojak-CwSLpZB5Qu/data/54dec200a/679acfae23ec4276ad17fe0e623a07aa [2021-11-23 15:40:53,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:40:53,142 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:40:53,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:53,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:40:53,160 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:40:53,161 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:53" (1/1) ... [2021-11-23 15:40:53,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13987728 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:53, skipping insertion in model container [2021-11-23 15:40:53,164 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:53" (1/1) ... [2021-11-23 15:40:53,171 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:40:53,272 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:40:54,393 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-23 15:40:54,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@572188da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:54, skipping insertion in model container [2021-11-23 15:40:54,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:54,394 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 15:40:54,396 INFO L158 Benchmark]: Toolchain (without parser) took 1252.43ms. Allocated memory was 56.6MB in the beginning and 73.4MB in the end (delta: 16.8MB). Free memory was 27.8MB in the beginning and 42.9MB in the end (delta: -15.1MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2021-11-23 15:40:54,397 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 56.6MB. Free memory was 37.2MB in the beginning and 37.2MB in the end (delta: 39.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:40:54,398 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1247.97ms. Allocated memory was 56.6MB in the beginning and 73.4MB in the end (delta: 16.8MB). Free memory was 27.6MB in the beginning and 43.1MB in the end (delta: -15.5MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2021-11-23 15:40:54,400 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 56.6MB. Free memory was 37.2MB in the beginning and 37.2MB in the end (delta: 39.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1247.97ms. Allocated memory was 56.6MB in the beginning and 73.4MB in the end (delta: 16.8MB). Free memory was 27.6MB in the beginning and 43.1MB in the end (delta: -15.5MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN