./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tee-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tee-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7 --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8fe67ec8a1cceb0cd62d7df49bd267f31e7032bc2f558a91a049617cb1d2deea --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:27:55,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:27:55,061 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:27:55,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:27:55,119 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:27:55,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:27:55,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:27:55,124 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:27:55,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:27:55,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:27:55,129 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:27:55,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:27:55,131 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:27:55,133 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:27:55,134 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:27:55,136 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:27:55,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:27:55,138 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:27:55,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:27:55,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:27:55,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:27:55,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:27:55,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:27:55,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:27:55,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:27:55,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:27:55,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:27:55,156 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:27:55,157 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:27:55,158 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:27:55,159 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:27:55,160 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:27:55,161 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:27:55,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:27:55,163 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:27:55,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:27:55,164 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:27:55,165 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:27:55,165 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:27:55,166 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:27:55,167 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:27:55,168 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-25 20:27:55,196 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:27:55,196 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:27:55,197 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:27:55,197 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:27:55,198 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:27:55,198 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:27:55,199 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:27:55,199 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:27:55,199 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:27:55,200 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:27:55,200 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:27:55,200 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:27:55,201 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:27:55,201 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:27:55,201 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:27:55,202 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:27:55,202 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:27:55,202 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:27:55,203 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 20:27:55,203 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 20:27:55,204 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:27:55,204 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 20:27:55,204 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:27:55,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:27:55,205 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-25 20:27:55,205 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-25 20:27:55,205 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-25 20:27:55,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:27:55,206 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 20:27:55,206 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:27:55,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:27:55,206 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:27:55,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:27:55,207 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:27:55,207 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:27:55,207 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:27:55,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:27:55,207 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:27:55,208 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:27:55,208 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fe67ec8a1cceb0cd62d7df49bd267f31e7032bc2f558a91a049617cb1d2deea [2021-11-25 20:27:55,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:27:55,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:27:55,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:27:55,470 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:27:55,471 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:27:55,472 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/busybox-1.22.0/tee-2.i [2021-11-25 20:27:55,546 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7/data/48d5e82ac/2db5c6a43caa4d8d885966edef97154b/FLAG81dfbc1e0 [2021-11-25 20:27:56,216 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:27:56,218 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/sv-benchmarks/c/busybox-1.22.0/tee-2.i [2021-11-25 20:27:56,265 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7/data/48d5e82ac/2db5c6a43caa4d8d885966edef97154b/FLAG81dfbc1e0 [2021-11-25 20:27:56,536 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7/data/48d5e82ac/2db5c6a43caa4d8d885966edef97154b [2021-11-25 20:27:56,538 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:27:56,539 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:27:56,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:27:56,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:27:56,544 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:27:56,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:27:56" (1/1) ... [2021-11-25 20:27:56,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aa97df5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:27:56, skipping insertion in model container [2021-11-25 20:27:56,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:27:56" (1/1) ... [2021-11-25 20:27:56,554 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:27:56,668 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:27:57,697 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-25 20:27:57,697 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@25cba192 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:27:57, skipping insertion in model container [2021-11-25 20:27:57,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:27:57,698 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 20:27:57,700 INFO L158 Benchmark]: Toolchain (without parser) took 1160.02ms. Allocated memory was 92.3MB in the beginning and 115.3MB in the end (delta: 23.1MB). Free memory was 51.3MB in the beginning and 75.9MB in the end (delta: -24.6MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2021-11-25 20:27:57,701 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 92.3MB. Free memory was 62.7MB in the beginning and 62.7MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:27:57,702 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1157.61ms. Allocated memory was 92.3MB in the beginning and 115.3MB in the end (delta: 23.1MB). Free memory was 51.3MB in the beginning and 75.9MB in the end (delta: -24.6MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2021-11-25 20:27:57,704 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 92.3MB. Free memory was 62.7MB in the beginning and 62.7MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1157.61ms. Allocated memory was 92.3MB in the beginning and 115.3MB in the end (delta: 23.1MB). Free memory was 51.3MB in the beginning and 75.9MB in the end (delta: -24.6MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2272]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tee-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7 --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8fe67ec8a1cceb0cd62d7df49bd267f31e7032bc2f558a91a049617cb1d2deea --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:27:59,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:27:59,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:27:59,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:27:59,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:27:59,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:27:59,970 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:27:59,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:27:59,976 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:27:59,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:27:59,978 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:27:59,980 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:27:59,980 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:27:59,982 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:27:59,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:27:59,985 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:27:59,986 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:27:59,988 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:27:59,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:27:59,993 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:27:59,995 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:28:00,001 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:28:00,003 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:28:00,004 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:28:00,007 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:28:00,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:28:00,008 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:28:00,009 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:28:00,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:28:00,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:28:00,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:28:00,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:28:00,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:28:00,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:28:00,015 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:28:00,015 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:28:00,035 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:28:00,036 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:28:00,036 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:28:00,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:28:00,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:28:00,040 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-25 20:28:00,086 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:28:00,086 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:28:00,087 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:28:00,087 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:28:00,088 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:28:00,088 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:28:00,088 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:28:00,088 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:28:00,089 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:28:00,089 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:28:00,090 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:28:00,091 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:28:00,092 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 20:28:00,092 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 20:28:00,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:28:00,093 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 20:28:00,093 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:28:00,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:28:00,094 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-25 20:28:00,094 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-25 20:28:00,094 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-25 20:28:00,094 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:28:00,095 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 20:28:00,095 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 20:28:00,095 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 20:28:00,095 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:28:00,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:28:00,096 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 20:28:00,096 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:28:00,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:28:00,096 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:28:00,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:28:00,097 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 20:28:00,097 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 20:28:00,098 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:28:00,098 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:28:00,098 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_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fe67ec8a1cceb0cd62d7df49bd267f31e7032bc2f558a91a049617cb1d2deea [2021-11-25 20:28:00,443 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:28:00,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:28:00,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:28:00,471 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:28:00,471 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:28:00,473 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/busybox-1.22.0/tee-2.i [2021-11-25 20:28:00,550 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7/data/324354af3/aed87026ce7343109f6cc00a32d5c986/FLAG18a474333 [2021-11-25 20:28:01,420 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:28:01,421 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/sv-benchmarks/c/busybox-1.22.0/tee-2.i [2021-11-25 20:28:01,460 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7/data/324354af3/aed87026ce7343109f6cc00a32d5c986/FLAG18a474333 [2021-11-25 20:28:01,551 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db2c390-9969-4799-b9f5-cf365af259d2/bin/utaipan-eEHZpOm5b7/data/324354af3/aed87026ce7343109f6cc00a32d5c986 [2021-11-25 20:28:01,553 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:28:01,555 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:28:01,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:28:01,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:28:01,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:28:01,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:28:01" (1/1) ... [2021-11-25 20:28:01,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@83534a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:28:01, skipping insertion in model container [2021-11-25 20:28:01,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:28:01" (1/1) ... [2021-11-25 20:28:01,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:28:01,672 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:28:02,897 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-25 20:28:02,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7c5c4ea3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:28:02, skipping insertion in model container [2021-11-25 20:28:02,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:28:02,898 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 20:28:02,900 INFO L158 Benchmark]: Toolchain (without parser) took 1344.11ms. Allocated memory is still 73.4MB. Free memory was 52.4MB in the beginning and 43.1MB in the end (delta: 9.3MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2021-11-25 20:28:02,901 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 73.4MB. Free memory is still 54.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:28:02,901 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1341.91ms. Allocated memory is still 73.4MB. Free memory was 52.1MB in the beginning and 43.1MB in the end (delta: 9.1MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2021-11-25 20:28:02,903 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 73.4MB. Free memory is still 54.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1341.91ms. Allocated memory is still 73.4MB. Free memory was 52.1MB in the beginning and 43.1MB in the end (delta: 9.1MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2272]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN