./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/realpath-1.i --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/realpath-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-21 02:49:53,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-21 02:49:53,031 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-21 02:49:53,071 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-21 02:49:53,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-21 02:49:53,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-21 02:49:53,076 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-21 02:49:53,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-21 02:49:53,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-21 02:49:53,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-21 02:49:53,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-21 02:49:53,086 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-21 02:49:53,086 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-21 02:49:53,088 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-21 02:49:53,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-21 02:49:53,092 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-21 02:49:53,093 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-21 02:49:53,094 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-21 02:49:53,096 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-21 02:49:53,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-21 02:49:53,101 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-21 02:49:53,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-21 02:49:53,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-21 02:49:53,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-21 02:49:53,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-21 02:49:53,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-21 02:49:53,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-21 02:49:53,112 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-21 02:49:53,112 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-21 02:49:53,113 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-21 02:49:53,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-21 02:49:53,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-21 02:49:53,116 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-21 02:49:53,117 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-21 02:49:53,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-21 02:49:53,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-21 02:49:53,119 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-21 02:49:53,119 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-21 02:49:53,119 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-21 02:49:53,120 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-21 02:49:53,121 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-21 02:49:53,122 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-02-21 02:49:53,149 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-21 02:49:53,150 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-21 02:49:53,150 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-21 02:49:53,150 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-21 02:49:53,151 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-21 02:49:53,151 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-21 02:49:53,152 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-21 02:49:53,152 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-21 02:49:53,152 INFO L138 SettingsManager]: * Use SBE=true [2022-02-21 02:49:53,152 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-21 02:49:53,153 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-21 02:49:53,153 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-21 02:49:53,153 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-21 02:49:53,154 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-02-21 02:49:53,154 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-02-21 02:49:53,154 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-02-21 02:49:53,154 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-21 02:49:53,154 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-02-21 02:49:53,154 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-21 02:49:53,155 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-21 02:49:53,155 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-21 02:49:53,155 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-21 02:49:53,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-21 02:49:53,155 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-21 02:49:53,155 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-21 02:49:53,156 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-21 02:49:53,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-21 02:49:53,156 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2022-02-21 02:49:53,385 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-21 02:49:53,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-21 02:49:53,409 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-21 02:49:53,410 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-21 02:49:53,411 INFO L275 PluginConnector]: CDTParser initialized [2022-02-21 02:49:53,413 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-02-21 02:49:53,475 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f634448d/498bbcd8430f4949a7dc9fed1a623754/FLAG82d8dfa25 [2022-02-21 02:49:53,967 INFO L306 CDTParser]: Found 1 translation units. [2022-02-21 02:49:53,967 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-02-21 02:49:53,999 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f634448d/498bbcd8430f4949a7dc9fed1a623754/FLAG82d8dfa25 [2022-02-21 02:49:54,489 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f634448d/498bbcd8430f4949a7dc9fed1a623754 [2022-02-21 02:49:54,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-21 02:49:54,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-21 02:49:54,493 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-21 02:49:54,493 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-21 02:49:54,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-21 02:49:54,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 02:49:54" (1/1) ... [2022-02-21 02:49:54,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23e27da4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 02:49:54, skipping insertion in model container [2022-02-21 02:49:54,501 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 02:49:54" (1/1) ... [2022-02-21 02:49:54,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-21 02:49:54,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-21 02:49:55,269 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-02-21 02:49:55,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2719cf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 02:49:55, skipping insertion in model container [2022-02-21 02:49:55,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-21 02:49:55,270 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-02-21 02:49:55,272 INFO L158 Benchmark]: Toolchain (without parser) took 779.61ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 36.4MB in the beginning and 56.8MB in the end (delta: -20.3MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2022-02-21 02:49:55,273 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 79.7MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-02-21 02:49:55,274 INFO L158 Benchmark]: CACSL2BoogieTranslator took 777.19ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 36.2MB in the beginning and 56.8MB in the end (delta: -20.6MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2022-02-21 02:49:55,275 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 79.7MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 777.19ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 36.2MB in the beginning and 56.8MB in the end (delta: -20.6MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2284]: 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=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/realpath-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-21 02:49:56,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-21 02:49:56,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-21 02:49:57,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-21 02:49:57,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-21 02:49:57,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-21 02:49:57,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-21 02:49:57,017 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-21 02:49:57,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-21 02:49:57,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-21 02:49:57,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-21 02:49:57,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-21 02:49:57,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-21 02:49:57,031 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-21 02:49:57,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-21 02:49:57,036 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-21 02:49:57,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-21 02:49:57,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-21 02:49:57,041 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-21 02:49:57,042 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-21 02:49:57,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-21 02:49:57,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-21 02:49:57,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-21 02:49:57,047 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-21 02:49:57,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-21 02:49:57,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-21 02:49:57,055 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-21 02:49:57,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-21 02:49:57,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-21 02:49:57,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-21 02:49:57,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-21 02:49:57,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-21 02:49:57,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-21 02:49:57,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-21 02:49:57,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-21 02:49:57,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-21 02:49:57,063 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-21 02:49:57,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-21 02:49:57,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-21 02:49:57,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-21 02:49:57,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-21 02:49:57,067 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-02-21 02:49:57,105 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-21 02:49:57,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-21 02:49:57,106 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-21 02:49:57,107 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-21 02:49:57,107 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-21 02:49:57,108 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-21 02:49:57,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-21 02:49:57,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-21 02:49:57,109 INFO L138 SettingsManager]: * Use SBE=true [2022-02-21 02:49:57,109 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-21 02:49:57,110 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-21 02:49:57,110 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-21 02:49:57,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-21 02:49:57,111 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-02-21 02:49:57,111 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-02-21 02:49:57,111 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-02-21 02:49:57,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-21 02:49:57,111 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-02-21 02:49:57,112 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-02-21 02:49:57,112 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-02-21 02:49:57,112 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-21 02:49:57,112 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-21 02:49:57,112 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-21 02:49:57,113 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-21 02:49:57,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-21 02:49:57,113 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-21 02:49:57,123 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-21 02:49:57,123 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-02-21 02:49:57,124 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-02-21 02:49:57,124 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-02-21 02:49:57,124 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2022-02-21 02:49:57,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-21 02:49:57,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-21 02:49:57,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-21 02:49:57,421 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-21 02:49:57,422 INFO L275 PluginConnector]: CDTParser initialized [2022-02-21 02:49:57,423 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-02-21 02:49:57,484 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5d7dfb34/ccf22a7a7a3c4e11be54354090095b4b/FLAGac3396bf1 [2022-02-21 02:49:58,087 INFO L306 CDTParser]: Found 1 translation units. [2022-02-21 02:49:58,088 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-02-21 02:49:58,123 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5d7dfb34/ccf22a7a7a3c4e11be54354090095b4b/FLAGac3396bf1 [2022-02-21 02:49:58,469 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5d7dfb34/ccf22a7a7a3c4e11be54354090095b4b [2022-02-21 02:49:58,472 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-21 02:49:58,473 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-21 02:49:58,479 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-21 02:49:58,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-21 02:49:58,483 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-21 02:49:58,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 02:49:58" (1/1) ... [2022-02-21 02:49:58,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28278aa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 02:49:58, skipping insertion in model container [2022-02-21 02:49:58,485 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 02:49:58" (1/1) ... [2022-02-21 02:49:58,491 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-21 02:49:58,561 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-21 02:49:59,569 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-02-21 02:49:59,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4d84bd99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 02:49:59, skipping insertion in model container [2022-02-21 02:49:59,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-21 02:49:59,571 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-02-21 02:49:59,573 INFO L158 Benchmark]: Toolchain (without parser) took 1099.28ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 30.8MB in the beginning and 38.9MB in the end (delta: -8.1MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2022-02-21 02:49:59,574 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 56.6MB. Free memory was 38.6MB in the beginning and 38.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-21 02:49:59,576 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1091.36ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 30.6MB in the beginning and 39.1MB in the end (delta: -8.5MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2022-02-21 02:49:59,578 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 56.6MB. Free memory was 38.6MB in the beginning and 38.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1091.36ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 30.6MB in the beginning and 39.1MB in the end (delta: -8.5MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2284]: 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