./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8649068d-5bc8-43b0-a9d4-6af7bc833644/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8649068d-5bc8-43b0-a9d4-6af7bc833644/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8649068d-5bc8-43b0-a9d4-6af7bc833644/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8649068d-5bc8-43b0-a9d4-6af7bc833644/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8649068d-5bc8-43b0-a9d4-6af7bc833644/bin/uautomizer-UnR33cPsHg/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8649068d-5bc8-43b0-a9d4-6af7bc833644/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 983cec69549e2e1e8fd4af811fefcb63625f41eb81ec9e5957d0ba81a05cd15e ................................................................................................................................ Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8649068d-5bc8-43b0-a9d4-6af7bc833644/bin/uautomizer-UnR33cPsHg/config using search string *Overflow*64bit*_Bitvector*.epf No suitable settings file found using Overflow*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:32:50,036 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:32:50,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:32:50,096 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:32:50,096 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:32:50,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:32:50,104 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:32:50,108 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:32:50,111 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:32:50,119 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:32:50,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:32:50,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:32:50,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:32:50,125 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:32:50,128 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:32:50,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:32:50,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:32:50,137 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:32:50,143 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:32:50,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:32:50,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:32:50,153 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:32:50,156 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:32:50,158 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:32:50,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:32:50,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:32:50,165 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:32:50,167 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:32:50,167 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:32:50,169 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:32:50,169 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:32:50,170 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:32:50,172 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:32:50,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:32:50,175 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:32:50,175 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:32:50,176 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:32:50,176 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:32:50,177 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:32:50,177 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:32:50,178 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:32:50,179 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8649068d-5bc8-43b0-a9d4-6af7bc833644/bin/uautomizer-UnR33cPsHg/config/svcomp-Overflow-64bit-Automizer_Default.epf [2021-10-28 09:32:50,223 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:32:50,224 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:32:50,224 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:32:50,225 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:32:50,232 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:32:50,232 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:32:50,233 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:32:50,233 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:32:50,233 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:32:50,233 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:32:50,234 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:32:50,235 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:32:50,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:32:50,235 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:32:50,235 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-28 09:32:50,236 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:32:50,236 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:32:50,236 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:32:50,236 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:32:50,237 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:32:50,237 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:32:50,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:32:50,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:32:50,238 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:32:50,238 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:32:50,238 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:32:50,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:32:50,238 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:32:50,239 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:32:50,240 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_8649068d-5bc8-43b0-a9d4-6af7bc833644/bin/uautomizer-UnR33cPsHg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8649068d-5bc8-43b0-a9d4-6af7bc833644/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 983cec69549e2e1e8fd4af811fefcb63625f41eb81ec9e5957d0ba81a05cd15e [2021-10-28 09:32:50,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:32:50,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:32:50,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:32:50,540 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:32:50,541 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:32:50,542 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8649068d-5bc8-43b0-a9d4-6af7bc833644/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2021-10-28 09:32:50,620 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8649068d-5bc8-43b0-a9d4-6af7bc833644/bin/uautomizer-UnR33cPsHg/data/9ef5fcbd2/5bb09536930e4d74aca7e048fc2271eb/FLAGd92e9bbce [2021-10-28 09:32:51,374 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:32:51,375 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8649068d-5bc8-43b0-a9d4-6af7bc833644/sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2021-10-28 09:32:51,405 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8649068d-5bc8-43b0-a9d4-6af7bc833644/bin/uautomizer-UnR33cPsHg/data/9ef5fcbd2/5bb09536930e4d74aca7e048fc2271eb/FLAGd92e9bbce [2021-10-28 09:32:51,479 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8649068d-5bc8-43b0-a9d4-6af7bc833644/bin/uautomizer-UnR33cPsHg/data/9ef5fcbd2/5bb09536930e4d74aca7e048fc2271eb [2021-10-28 09:32:51,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:32:51,483 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:32:51,499 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:32:51,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:32:51,503 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:32:51,503 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:32:51" (1/1) ... [2021-10-28 09:32:51,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37633666 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:32:51, skipping insertion in model container [2021-10-28 09:32:51,505 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:32:51" (1/1) ... [2021-10-28 09:32:51,512 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:32:51,587 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:32:52,850 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2021-10-28 09:32:52,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@68384b8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:32:52, skipping insertion in model container [2021-10-28 09:32:52,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:32:52,852 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-28 09:32:52,854 INFO L168 Benchmark]: Toolchain (without parser) took 1369.67 ms. Allocated memory is still 111.1 MB. Free memory was 74.1 MB in the beginning and 72.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-28 09:32:52,855 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 79.7 MB. Free memory was 38.5 MB in the beginning and 38.4 MB in the end (delta: 39.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:32:52,856 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1352.66 ms. Allocated memory is still 111.1 MB. Free memory was 74.0 MB in the beginning and 72.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-28 09:32:52,857 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 79.7 MB. Free memory was 38.5 MB in the beginning and 38.4 MB in the end (delta: 39.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1352.66 ms. Allocated memory is still 111.1 MB. Free memory was 74.0 MB in the beginning and 72.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2359]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...