./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 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d719caff-1523-4b97-b4aa-5b34a4b80497/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d719caff-1523-4b97-b4aa-5b34a4b80497/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d719caff-1523-4b97-b4aa-5b34a4b80497/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d719caff-1523-4b97-b4aa-5b34a4b80497/bin/uautomizer-QkZJyEgLgS/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_d719caff-1523-4b97-b4aa-5b34a4b80497/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d719caff-1523-4b97-b4aa-5b34a4b80497/bin/uautomizer-QkZJyEgLgS --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 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 01:49:46,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 01:49:46,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 01:49:46,111 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 01:49:46,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 01:49:46,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 01:49:46,118 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 01:49:46,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 01:49:46,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 01:49:46,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 01:49:46,130 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 01:49:46,132 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 01:49:46,133 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 01:49:46,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 01:49:46,137 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 01:49:46,139 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 01:49:46,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 01:49:46,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 01:49:46,143 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 01:49:46,150 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 01:49:46,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 01:49:46,153 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 01:49:46,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 01:49:46,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 01:49:46,166 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 01:49:46,166 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 01:49:46,166 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 01:49:46,168 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 01:49:46,169 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 01:49:46,170 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 01:49:46,170 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 01:49:46,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 01:49:46,173 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 01:49:46,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 01:49:46,177 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 01:49:46,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 01:49:46,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 01:49:46,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 01:49:46,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 01:49:46,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 01:49:46,181 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 01:49:46,182 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d719caff-1523-4b97-b4aa-5b34a4b80497/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-23 01:49:46,223 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 01:49:46,223 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 01:49:46,224 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 01:49:46,224 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 01:49:46,225 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 01:49:46,225 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 01:49:46,226 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 01:49:46,226 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 01:49:46,226 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 01:49:46,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 01:49:46,228 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 01:49:46,228 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 01:49:46,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 01:49:46,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 01:49:46,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 01:49:46,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 01:49:46,229 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 01:49:46,229 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 01:49:46,230 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 01:49:46,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 01:49:46,230 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 01:49:46,230 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 01:49:46,231 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 01:49:46,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 01:49:46,231 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 01:49:46,231 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 01:49:46,232 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 01:49:46,232 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 01:49:46,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 01:49:46,233 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 01:49:46,233 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 01:49:46,233 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 01:49:46,234 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 01:49:46,234 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_d719caff-1523-4b97-b4aa-5b34a4b80497/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d719caff-1523-4b97-b4aa-5b34a4b80497/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 983cec69549e2e1e8fd4af811fefcb63625f41eb81ec9e5957d0ba81a05cd15e [2022-11-23 01:49:46,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 01:49:46,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 01:49:46,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 01:49:46,547 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 01:49:46,548 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 01:49:46,549 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d719caff-1523-4b97-b4aa-5b34a4b80497/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2022-11-23 01:49:49,503 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 01:49:49,925 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 01:49:49,926 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d719caff-1523-4b97-b4aa-5b34a4b80497/sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2022-11-23 01:49:49,964 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d719caff-1523-4b97-b4aa-5b34a4b80497/bin/uautomizer-QkZJyEgLgS/data/5ebde8c1c/0c3659a4a79d4d2697a9b23ccb99892e/FLAG41b309a00 [2022-11-23 01:49:49,981 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d719caff-1523-4b97-b4aa-5b34a4b80497/bin/uautomizer-QkZJyEgLgS/data/5ebde8c1c/0c3659a4a79d4d2697a9b23ccb99892e [2022-11-23 01:49:49,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 01:49:49,986 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 01:49:49,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 01:49:49,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 01:49:49,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 01:49:49,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:49:49" (1/1) ... [2022-11-23 01:49:49,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c97714f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:49, skipping insertion in model container [2022-11-23 01:49:49,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:49:49" (1/1) ... [2022-11-23 01:49:50,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 01:49:50,086 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 01:49:51,245 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 [2022-11-23 01:49:51,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@47dea155 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:51, skipping insertion in model container [2022-11-23 01:49:51,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 01:49:51,247 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 01:49:51,249 INFO L158 Benchmark]: Toolchain (without parser) took 1261.94ms. Allocated memory was 146.8MB in the beginning and 192.9MB in the end (delta: 46.1MB). Free memory was 96.9MB in the beginning and 155.7MB in the end (delta: -58.8MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. [2022-11-23 01:49:51,250 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 146.8MB. Free memory is still 89.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 01:49:51,251 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1257.99ms. Allocated memory was 146.8MB in the beginning and 192.9MB in the end (delta: 46.1MB). Free memory was 96.7MB in the beginning and 156.1MB in the end (delta: -59.4MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. [2022-11-23 01:49:51,252 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 146.8MB. Free memory is still 89.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1257.99ms. Allocated memory was 146.8MB in the beginning and 192.9MB in the end (delta: 46.1MB). Free memory was 96.7MB in the beginning and 156.1MB in the end (delta: -59.4MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d719caff-1523-4b97-b4aa-5b34a4b80497/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d719caff-1523-4b97-b4aa-5b34a4b80497/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d719caff-1523-4b97-b4aa-5b34a4b80497/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d719caff-1523-4b97-b4aa-5b34a4b80497/bin/uautomizer-QkZJyEgLgS/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_d719caff-1523-4b97-b4aa-5b34a4b80497/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d719caff-1523-4b97-b4aa-5b34a4b80497/bin/uautomizer-QkZJyEgLgS --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 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 01:49:53,492 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 01:49:53,494 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 01:49:53,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 01:49:53,538 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 01:49:53,543 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 01:49:53,544 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 01:49:53,547 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 01:49:53,551 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 01:49:53,552 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 01:49:53,554 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 01:49:53,557 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 01:49:53,558 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 01:49:53,561 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 01:49:53,562 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 01:49:53,564 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 01:49:53,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 01:49:53,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 01:49:53,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 01:49:53,580 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 01:49:53,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 01:49:53,587 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 01:49:53,588 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 01:49:53,589 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 01:49:53,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 01:49:53,593 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 01:49:53,593 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 01:49:53,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 01:49:53,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 01:49:53,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 01:49:53,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 01:49:53,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 01:49:53,618 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 01:49:53,619 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 01:49:53,620 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 01:49:53,620 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 01:49:53,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 01:49:53,621 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 01:49:53,621 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 01:49:53,622 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 01:49:53,623 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 01:49:53,624 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d719caff-1523-4b97-b4aa-5b34a4b80497/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-23 01:49:53,653 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 01:49:53,655 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 01:49:53,657 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 01:49:53,657 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 01:49:53,658 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 01:49:53,658 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 01:49:53,659 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 01:49:53,659 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 01:49:53,660 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 01:49:53,660 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 01:49:53,661 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 01:49:53,661 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 01:49:53,661 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 01:49:53,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 01:49:53,662 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 01:49:53,662 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 01:49:53,662 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 01:49:53,662 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 01:49:53,662 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 01:49:53,663 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 01:49:53,663 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 01:49:53,663 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 01:49:53,663 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 01:49:53,664 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 01:49:53,664 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 01:49:53,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 01:49:53,664 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 01:49:53,665 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 01:49:53,665 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 01:49:53,665 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-23 01:49:53,665 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 01:49:53,665 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 01:49:53,666 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 01:49:53,666 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 01:49:53,666 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 01:49:53,666 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-23 01:49:53,667 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_d719caff-1523-4b97-b4aa-5b34a4b80497/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d719caff-1523-4b97-b4aa-5b34a4b80497/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 983cec69549e2e1e8fd4af811fefcb63625f41eb81ec9e5957d0ba81a05cd15e [2022-11-23 01:49:54,062 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 01:49:54,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 01:49:54,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 01:49:54,097 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 01:49:54,097 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 01:49:54,099 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d719caff-1523-4b97-b4aa-5b34a4b80497/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2022-11-23 01:49:57,177 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 01:49:57,663 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 01:49:57,666 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d719caff-1523-4b97-b4aa-5b34a4b80497/sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2022-11-23 01:49:57,695 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d719caff-1523-4b97-b4aa-5b34a4b80497/bin/uautomizer-QkZJyEgLgS/data/1c7179587/76afb75cc07848509707b24ab624422e/FLAG368cd2cea [2022-11-23 01:49:57,709 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d719caff-1523-4b97-b4aa-5b34a4b80497/bin/uautomizer-QkZJyEgLgS/data/1c7179587/76afb75cc07848509707b24ab624422e [2022-11-23 01:49:57,712 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 01:49:57,713 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 01:49:57,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 01:49:57,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 01:49:57,719 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 01:49:57,720 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:49:57" (1/1) ... [2022-11-23 01:49:57,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7121caee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:57, skipping insertion in model container [2022-11-23 01:49:57,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:49:57" (1/1) ... [2022-11-23 01:49:57,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 01:49:57,825 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 01:49:59,007 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 [2022-11-23 01:49:59,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1439575a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:59, skipping insertion in model container [2022-11-23 01:49:59,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 01:49:59,009 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 01:49:59,010 INFO L158 Benchmark]: Toolchain (without parser) took 1296.44ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 53.9MB in the end (delta: 3.2MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2022-11-23 01:49:59,011 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 83.9MB. Free memory is still 62.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 01:49:59,012 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1293.93ms. Allocated memory is still 83.9MB. Free memory was 56.8MB in the beginning and 53.9MB in the end (delta: 2.9MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2022-11-23 01:49:59,013 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62ms. Allocated memory is still 83.9MB. Free memory is still 62.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1293.93ms. Allocated memory is still 83.9MB. Free memory was 56.8MB in the beginning and 53.9MB in the end (delta: 2.9MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN