./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe --- 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-5e519f3 [2022-11-03 03:43:27,124 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:43:27,126 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:43:27,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:43:27,177 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:43:27,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:43:27,184 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:43:27,187 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:43:27,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:43:27,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:43:27,198 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:43:27,200 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:43:27,201 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:43:27,208 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:43:27,211 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:43:27,212 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:43:27,214 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:43:27,216 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:43:27,218 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:43:27,219 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:43:27,224 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:43:27,225 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:43:27,227 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:43:27,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:43:27,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:43:27,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:43:27,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:43:27,241 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:43:27,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:43:27,244 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:43:27,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:43:27,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:43:27,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:43:27,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:43:27,250 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:43:27,251 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:43:27,252 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:43:27,252 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:43:27,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:43:27,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:43:27,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:43:27,255 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 03:43:27,306 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:43:27,306 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:43:27,307 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:43:27,307 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:43:27,308 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:43:27,309 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:43:27,309 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:43:27,309 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:43:27,310 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:43:27,310 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 03:43:27,311 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:43:27,312 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:43:27,312 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 03:43:27,312 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 03:43:27,313 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:43:27,313 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 03:43:27,313 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 03:43:27,313 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 03:43:27,315 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:43:27,315 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 03:43:27,315 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:43:27,316 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:43:27,316 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:43:27,316 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:43:27,317 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:43:27,317 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:43:27,317 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:43:27,318 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:43:27,318 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:43:27,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:43:27,319 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:43:27,319 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 03:43:27,319 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:43:27,320 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:43:27,320 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 03:43:27,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 03:43:27,320 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:43:27,321 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:43:27,321 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_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2022-11-03 03:43:27,621 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:43:27,643 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:43:27,646 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:43:27,647 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:43:27,648 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:43:27,649 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2022-11-03 03:43:27,754 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI/data/f4421cc09/ceb3de08fb7a45038f241806d23dbc3a/FLAGe2be72331 [2022-11-03 03:43:28,691 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:43:28,692 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2022-11-03 03:43:28,744 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI/data/f4421cc09/ceb3de08fb7a45038f241806d23dbc3a/FLAGe2be72331 [2022-11-03 03:43:29,219 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI/data/f4421cc09/ceb3de08fb7a45038f241806d23dbc3a [2022-11-03 03:43:29,222 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:43:29,224 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:43:29,225 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:43:29,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:43:29,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:43:29,230 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:43:29" (1/1) ... [2022-11-03 03:43:29,231 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e7ed9cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:43:29, skipping insertion in model container [2022-11-03 03:43:29,231 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:43:29" (1/1) ... [2022-11-03 03:43:29,239 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:43:29,384 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:43:31,537 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2022-11-03 03:43:31,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@f774930 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:43:31, skipping insertion in model container [2022-11-03 03:43:31,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 03:43:31,539 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 03:43:31,541 INFO L158 Benchmark]: Toolchain (without parser) took 2316.35ms. Allocated memory is still 132.1MB. Free memory was 92.5MB in the beginning and 75.9MB in the end (delta: 16.6MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2022-11-03 03:43:31,542 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory is still 38.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 03:43:31,543 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2313.83ms. Allocated memory is still 132.1MB. Free memory was 92.3MB in the beginning and 75.9MB in the end (delta: 16.4MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2022-11-03 03:43:31,545 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory is still 38.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2313.83ms. Allocated memory is still 132.1MB. Free memory was 92.3MB in the beginning and 75.9MB in the end (delta: 16.4MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf 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_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe --- 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-5e519f3 [2022-11-03 03:43:34,101 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:43:34,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:43:34,160 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:43:34,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:43:34,166 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:43:34,169 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:43:34,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:43:34,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:43:34,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:43:34,192 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:43:34,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:43:34,195 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:43:34,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:43:34,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:43:34,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:43:34,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:43:34,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:43:34,209 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:43:34,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:43:34,221 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:43:34,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:43:34,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:43:34,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:43:34,236 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:43:34,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:43:34,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:43:34,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:43:34,246 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:43:34,247 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:43:34,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:43:34,249 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:43:34,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:43:34,278 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:43:34,279 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:43:34,279 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:43:34,281 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:43:34,281 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:43:34,281 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:43:34,283 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:43:34,284 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:43:34,285 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-03 03:43:34,334 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:43:34,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:43:34,337 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:43:34,337 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:43:34,338 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:43:34,339 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:43:34,339 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:43:34,339 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:43:34,339 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:43:34,340 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:43:34,341 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:43:34,341 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:43:34,343 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:43:34,344 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:43:34,344 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:43:34,344 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:43:34,344 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:43:34,345 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 03:43:34,345 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 03:43:34,345 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 03:43:34,345 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:43:34,346 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:43:34,346 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:43:34,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:43:34,347 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 03:43:34,347 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:43:34,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:43:34,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:43:34,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:43:34,348 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:43:34,348 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 03:43:34,349 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 03:43:34,349 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:43:34,350 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:43:34,350 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 03:43:34,350 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_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2022-11-03 03:43:34,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:43:34,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:43:34,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:43:34,834 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:43:34,835 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:43:34,836 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2022-11-03 03:43:34,913 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI/data/18b8e4fb6/33d09e7f83fe4f7694dcb85ecc504fc3/FLAGcde11799a [2022-11-03 03:43:35,938 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:43:35,941 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2022-11-03 03:43:35,994 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI/data/18b8e4fb6/33d09e7f83fe4f7694dcb85ecc504fc3/FLAGcde11799a [2022-11-03 03:43:36,351 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b35d8cb4-51e2-4877-a748-5620ddb5e9a1/bin/utaipan-7li7fVZpFI/data/18b8e4fb6/33d09e7f83fe4f7694dcb85ecc504fc3 [2022-11-03 03:43:36,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:43:36,358 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:43:36,362 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:43:36,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:43:36,367 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:43:36,368 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:43:36" (1/1) ... [2022-11-03 03:43:36,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e50ea4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:43:36, skipping insertion in model container [2022-11-03 03:43:36,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:43:36" (1/1) ... [2022-11-03 03:43:36,379 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:43:36,614 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:43:38,919 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2022-11-03 03:43:38,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7098d03e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:43:38, skipping insertion in model container [2022-11-03 03:43:38,920 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 03:43:38,921 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 03:43:38,923 INFO L158 Benchmark]: Toolchain (without parser) took 2563.68ms. Allocated memory is still 90.2MB. Free memory was 61.9MB in the beginning and 43.2MB in the end (delta: 18.7MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2022-11-03 03:43:38,924 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 54.5MB. Free memory was 34.9MB in the beginning and 34.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 03:43:38,925 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2559.12ms. Allocated memory is still 90.2MB. Free memory was 61.9MB in the beginning and 43.7MB in the end (delta: 18.2MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2022-11-03 03:43:38,927 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 54.5MB. Free memory was 34.9MB in the beginning and 34.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2559.12ms. Allocated memory is still 90.2MB. Free memory was 61.9MB in the beginning and 43.7MB in the end (delta: 18.2MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf 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