./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tee-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tee-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/bin/utaipan-gh47qXpMRh --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 63da5cc22f5a009319953c5785e163b443547f48da0154edcbca3710248611c6 --- 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-2329fc7 [2022-12-14 05:50:02,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 05:50:02,155 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 05:50:02,175 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 05:50:02,175 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 05:50:02,177 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 05:50:02,178 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 05:50:02,180 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 05:50:02,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 05:50:02,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 05:50:02,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 05:50:02,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 05:50:02,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 05:50:02,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 05:50:02,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 05:50:02,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 05:50:02,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 05:50:02,190 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 05:50:02,191 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 05:50:02,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 05:50:02,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 05:50:02,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 05:50:02,197 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 05:50:02,198 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 05:50:02,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 05:50:02,201 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 05:50:02,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 05:50:02,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 05:50:02,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 05:50:02,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 05:50:02,204 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 05:50:02,205 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 05:50:02,205 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 05:50:02,206 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 05:50:02,207 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 05:50:02,207 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 05:50:02,207 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 05:50:02,208 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 05:50:02,208 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 05:50:02,209 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 05:50:02,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 05:50:02,210 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-12-14 05:50:02,231 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 05:50:02,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 05:50:02,232 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 05:50:02,232 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 05:50:02,233 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 05:50:02,233 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 05:50:02,233 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 05:50:02,233 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 05:50:02,233 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 05:50:02,233 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 05:50:02,233 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 05:50:02,233 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 05:50:02,234 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 05:50:02,234 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 05:50:02,234 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 05:50:02,234 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 05:50:02,234 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 05:50:02,235 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 05:50:02,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 05:50:02,235 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 05:50:02,235 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 05:50:02,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 05:50:02,236 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 05:50:02,236 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 05:50:02,236 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 05:50:02,236 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 05:50:02,236 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 05:50:02,236 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 05:50:02,236 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 05:50:02,237 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 05:50:02,237 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 05:50:02,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 05:50:02,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 05:50:02,237 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 05:50:02,238 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 05:50:02,238 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 05:50:02,238 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 05:50:02,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 05:50:02,238 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 05:50:02,238 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 05:50:02,238 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_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63da5cc22f5a009319953c5785e163b443547f48da0154edcbca3710248611c6 [2022-12-14 05:50:02,426 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 05:50:02,447 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 05:50:02,449 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 05:50:02,450 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 05:50:02,450 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 05:50:02,452 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/tee-1.i [2022-12-14 05:50:05,031 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 05:50:05,324 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 05:50:05,325 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/sv-benchmarks/c/busybox-1.22.0/tee-1.i [2022-12-14 05:50:05,344 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/bin/utaipan-gh47qXpMRh/data/ab6bec646/f85a3afec46c435a8ec5f8bce38f60ae/FLAGb685157ab [2022-12-14 05:50:05,354 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/bin/utaipan-gh47qXpMRh/data/ab6bec646/f85a3afec46c435a8ec5f8bce38f60ae [2022-12-14 05:50:05,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 05:50:05,357 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 05:50:05,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 05:50:05,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 05:50:05,361 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 05:50:05,362 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:50:05" (1/1) ... [2022-12-14 05:50:05,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76d7bf36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:05, skipping insertion in model container [2022-12-14 05:50:05,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:50:05" (1/1) ... [2022-12-14 05:50:05,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 05:50:05,411 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 05:50:06,203 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 05:50:06,205 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 05:50:06,207 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-14 05:50:06,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@686ef56b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:06, skipping insertion in model container [2022-12-14 05:50:06,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 05:50:06,208 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 05:50:06,210 INFO L158 Benchmark]: Toolchain (without parser) took 851.46ms. Allocated memory is still 148.9MB. Free memory was 91.5MB in the beginning and 110.7MB in the end (delta: -19.2MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2022-12-14 05:50:06,210 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 148.9MB. Free memory is still 103.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 05:50:06,211 INFO L158 Benchmark]: CACSL2BoogieTranslator took 849.77ms. Allocated memory is still 148.9MB. Free memory was 91.2MB in the beginning and 110.7MB in the end (delta: -19.4MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2022-12-14 05:50:06,212 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 148.9MB. Free memory is still 103.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 849.77ms. Allocated memory is still 148.9MB. Free memory was 91.2MB in the beginning and 110.7MB in the end (delta: -19.4MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2272]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tee-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/bin/utaipan-gh47qXpMRh --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 63da5cc22f5a009319953c5785e163b443547f48da0154edcbca3710248611c6 --- 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-2329fc7 [2022-12-14 05:50:07,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 05:50:07,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 05:50:07,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 05:50:07,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 05:50:07,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 05:50:07,543 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 05:50:07,545 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 05:50:07,547 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 05:50:07,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 05:50:07,548 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 05:50:07,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 05:50:07,550 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 05:50:07,551 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 05:50:07,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 05:50:07,553 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 05:50:07,554 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 05:50:07,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 05:50:07,567 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 05:50:07,569 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 05:50:07,570 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 05:50:07,571 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 05:50:07,572 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 05:50:07,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 05:50:07,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 05:50:07,575 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 05:50:07,575 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 05:50:07,576 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 05:50:07,576 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 05:50:07,577 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 05:50:07,577 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 05:50:07,577 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 05:50:07,578 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 05:50:07,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 05:50:07,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 05:50:07,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 05:50:07,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 05:50:07,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 05:50:07,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 05:50:07,580 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 05:50:07,581 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 05:50:07,582 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-12-14 05:50:07,597 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 05:50:07,597 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 05:50:07,597 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 05:50:07,598 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 05:50:07,598 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 05:50:07,598 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 05:50:07,598 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 05:50:07,598 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 05:50:07,599 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 05:50:07,599 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 05:50:07,599 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 05:50:07,599 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 05:50:07,599 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 05:50:07,600 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 05:50:07,600 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 05:50:07,600 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 05:50:07,600 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 05:50:07,600 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 05:50:07,600 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 05:50:07,600 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 05:50:07,600 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 05:50:07,601 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 05:50:07,601 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 05:50:07,601 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 05:50:07,601 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 05:50:07,601 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 05:50:07,601 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 05:50:07,601 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 05:50:07,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 05:50:07,602 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 05:50:07,602 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 05:50:07,602 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 05:50:07,602 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 05:50:07,602 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 05:50:07,603 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 05:50:07,603 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 05:50:07,603 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 05:50:07,603 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_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63da5cc22f5a009319953c5785e163b443547f48da0154edcbca3710248611c6 [2022-12-14 05:50:07,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 05:50:07,856 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 05:50:07,858 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 05:50:07,858 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 05:50:07,859 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 05:50:07,860 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/tee-1.i [2022-12-14 05:50:10,438 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 05:50:10,743 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 05:50:10,743 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/sv-benchmarks/c/busybox-1.22.0/tee-1.i [2022-12-14 05:50:10,765 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/bin/utaipan-gh47qXpMRh/data/09cf7a391/a097f831ba47494491ccb255b4bdc4c3/FLAG873f2fb6d [2022-12-14 05:50:10,777 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f32dd67-f79a-43e6-8cd8-d39ea55ebdcc/bin/utaipan-gh47qXpMRh/data/09cf7a391/a097f831ba47494491ccb255b4bdc4c3 [2022-12-14 05:50:10,780 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 05:50:10,781 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 05:50:10,782 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 05:50:10,782 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 05:50:10,785 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 05:50:10,785 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:50:10" (1/1) ... [2022-12-14 05:50:10,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6824baa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:10, skipping insertion in model container [2022-12-14 05:50:10,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:50:10" (1/1) ... [2022-12-14 05:50:10,792 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 05:50:10,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 05:50:11,590 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 05:50:11,591 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 05:50:11,593 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-14 05:50:11,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@65d90481 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:11, skipping insertion in model container [2022-12-14 05:50:11,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 05:50:11,594 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 05:50:11,596 INFO L158 Benchmark]: Toolchain (without parser) took 813.80ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 32.0MB in the beginning and 57.8MB in the end (delta: -25.8MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2022-12-14 05:50:11,596 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 67.1MB. Free memory was 44.7MB in the beginning and 44.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 05:50:11,596 INFO L158 Benchmark]: CACSL2BoogieTranslator took 812.19ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 31.8MB in the beginning and 57.8MB in the end (delta: -26.0MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2022-12-14 05:50:11,597 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 67.1MB. Free memory was 44.7MB in the beginning and 44.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 812.19ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 31.8MB in the beginning and 57.8MB in the end (delta: -26.0MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2272]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN