./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/bin/utaipan-Q6hlc19bkW/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/bin/utaipan-Q6hlc19bkW --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 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c --- 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 15:28:53,043 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:28:53,045 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:28:53,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:28:53,088 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:28:53,091 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:28:53,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:28:53,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:28:53,099 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:28:53,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:28:53,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:28:53,109 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:28:53,109 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:28:53,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:28:53,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:28:53,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:28:53,119 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:28:53,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:28:53,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:28:53,128 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:28:53,130 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:28:53,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:28:53,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:28:53,134 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:28:53,144 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:28:53,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:28:53,145 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:28:53,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:28:53,148 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:28:53,149 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:28:53,149 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:28:53,150 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:28:53,152 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:28:53,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:28:53,155 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:28:53,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:28:53,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:28:53,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:28:53,157 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:28:53,159 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:28:53,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:28:53,160 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-11-23 15:28:53,200 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:28:53,200 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:28:53,201 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:28:53,201 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:28:53,202 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:28:53,202 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:28:53,202 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:28:53,203 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:28:53,203 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:28:53,203 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:28:53,204 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:28:53,204 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:28:53,204 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:28:53,205 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:28:53,205 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:28:53,205 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:28:53,205 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:28:53,206 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:28:53,206 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 15:28:53,207 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 15:28:53,207 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:28:53,207 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 15:28:53,207 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:28:53,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:28:53,208 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-23 15:28:53,208 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-23 15:28:53,209 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-23 15:28:53,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:28:53,209 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 15:28:53,209 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:28:53,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:28:53,210 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:28:53,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:28:53,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:28:53,220 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:28:53,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:28:53,220 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:28:53,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:28:53,220 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:28:53,221 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_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2022-11-23 15:28:53,509 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:28:53,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:28:53,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:28:53,543 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:28:53,544 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:28:53,545 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2022-11-23 15:28:56,577 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:28:56,982 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:28:56,983 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2022-11-23 15:28:57,004 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/bin/utaipan-Q6hlc19bkW/data/3d9514d0a/d028857a251e4e038f4d56514d94fd40/FLAG6da7a85fe [2022-11-23 15:28:57,019 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/bin/utaipan-Q6hlc19bkW/data/3d9514d0a/d028857a251e4e038f4d56514d94fd40 [2022-11-23 15:28:57,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:28:57,024 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:28:57,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:28:57,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:28:57,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:28:57,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:28:57" (1/1) ... [2022-11-23 15:28:57,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e57fa17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:28:57, skipping insertion in model container [2022-11-23 15:28:57,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:28:57" (1/1) ... [2022-11-23 15:28:57,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:28:57,131 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:28:58,274 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-11-23 15:28:58,275 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4f2599ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:28:58, skipping insertion in model container [2022-11-23 15:28:58,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:28:58,275 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 15:28:58,277 INFO L158 Benchmark]: Toolchain (without parser) took 1252.86ms. Allocated memory was 130.0MB in the beginning and 195.0MB in the end (delta: 65.0MB). Free memory was 61.8MB in the beginning and 153.1MB in the end (delta: -91.3MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2022-11-23 15:28:58,278 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 130.0MB. Free memory was 98.6MB in the beginning and 98.5MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:28:58,279 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1248.25ms. Allocated memory was 130.0MB in the beginning and 195.0MB in the end (delta: 65.0MB). Free memory was 61.6MB in the beginning and 153.1MB in the end (delta: -91.4MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2022-11-23 15:28:58,281 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 130.0MB. Free memory was 98.6MB in the beginning and 98.5MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1248.25ms. Allocated memory was 130.0MB in the beginning and 195.0MB in the end (delta: 65.0MB). Free memory was 61.6MB in the beginning and 153.1MB in the end (delta: -91.4MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/bin/utaipan-Q6hlc19bkW/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/bin/utaipan-Q6hlc19bkW --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 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c --- 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 15:29:00,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:29:00,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:29:00,578 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:29:00,578 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:29:00,581 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:29:00,584 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:29:00,587 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:29:00,589 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:29:00,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:29:00,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:29:00,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:29:00,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:29:00,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:29:00,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:29:00,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:29:00,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:29:00,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:29:00,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:29:00,613 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:29:00,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:29:00,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:29:00,617 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:29:00,618 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:29:00,621 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:29:00,621 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:29:00,622 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:29:00,622 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:29:00,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:29:00,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:29:00,624 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:29:00,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:29:00,626 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:29:00,627 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:29:00,644 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:29:00,645 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:29:00,647 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:29:00,647 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:29:00,647 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:29:00,648 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:29:00,649 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:29:00,654 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-11-23 15:29:00,693 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:29:00,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:29:00,694 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:29:00,695 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:29:00,696 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:29:00,696 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:29:00,697 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:29:00,697 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:29:00,697 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:29:00,698 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:29:00,699 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:29:00,699 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:29:00,700 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 15:29:00,700 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 15:29:00,701 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:29:00,701 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 15:29:00,702 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:29:00,702 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:29:00,702 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-23 15:29:00,702 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-23 15:29:00,703 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-23 15:29:00,703 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:29:00,703 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 15:29:00,703 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 15:29:00,703 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 15:29:00,704 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:29:00,704 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:29:00,704 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 15:29:00,705 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:29:00,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:29:00,705 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:29:00,705 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:29:00,706 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 15:29:00,706 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 15:29:00,706 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:29:00,707 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 15:29:00,707 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_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2022-11-23 15:29:01,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:29:01,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:29:01,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:29:01,139 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:29:01,139 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:29:01,141 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2022-11-23 15:29:04,366 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:29:04,785 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:29:04,786 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2022-11-23 15:29:04,822 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/bin/utaipan-Q6hlc19bkW/data/4d23af2e7/456f534bc2584173a3470fa3bc55bd9a/FLAG76e60b602 [2022-11-23 15:29:04,844 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6977a0cc-ac75-4a02-bf0b-fc1082e55ace/bin/utaipan-Q6hlc19bkW/data/4d23af2e7/456f534bc2584173a3470fa3bc55bd9a [2022-11-23 15:29:04,852 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:29:04,855 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:29:04,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:29:04,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:29:04,863 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:29:04,864 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:29:04" (1/1) ... [2022-11-23 15:29:04,865 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18cbefbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:29:04, skipping insertion in model container [2022-11-23 15:29:04,865 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:29:04" (1/1) ... [2022-11-23 15:29:04,873 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:29:04,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:29:05,954 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-11-23 15:29:05,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6544f819 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:29:05, skipping insertion in model container [2022-11-23 15:29:05,955 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:29:05,956 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 15:29:05,957 INFO L158 Benchmark]: Toolchain (without parser) took 1101.33ms. Allocated memory is still 83.9MB. Free memory was 61.7MB in the beginning and 55.5MB in the end (delta: 6.2MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2022-11-23 15:29:05,958 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 58.7MB. Free memory is still 37.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:29:05,959 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1097.14ms. Allocated memory is still 83.9MB. Free memory was 61.4MB in the beginning and 55.5MB in the end (delta: 5.8MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2022-11-23 15:29:05,960 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 58.7MB. Free memory is still 37.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1097.14ms. Allocated memory is still 83.9MB. Free memory was 61.4MB in the beginning and 55.5MB in the end (delta: 5.8MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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