./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--rbd.ko-entry_point.cil.out.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_8035c3ad-c3ce-405a-9ec4-989c7767529e/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8035c3ad-c3ce-405a-9ec4-989c7767529e/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_8035c3ad-c3ce-405a-9ec4-989c7767529e/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8035c3ad-c3ce-405a-9ec4-989c7767529e/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--rbd.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8035c3ad-c3ce-405a-9ec4-989c7767529e/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_8035c3ad-c3ce-405a-9ec4-989c7767529e/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 745400a52f5d5c4020d46c6970abd4a21e521b1409b2f47004033ff8eabb8371 --- 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 03:43:56,130 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:43:56,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:43:56,158 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:43:56,158 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:43:56,159 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:43:56,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:43:56,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:43:56,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:43:56,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:43:56,166 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:43:56,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:43:56,168 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:43:56,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:43:56,170 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:43:56,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:43:56,172 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:43:56,173 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:43:56,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:43:56,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:43:56,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:43:56,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:43:56,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:43:56,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:43:56,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:43:56,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:43:56,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:43:56,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:43:56,187 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:43:56,188 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:43:56,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:43:56,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:43:56,190 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:43:56,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:43:56,193 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:43:56,193 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:43:56,194 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:43:56,194 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:43:56,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:43:56,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:43:56,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:43:56,198 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8035c3ad-c3ce-405a-9ec4-989c7767529e/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 03:43:56,220 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:43:56,221 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:43:56,221 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:43:56,221 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:43:56,222 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:43:56,223 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:43:56,223 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:43:56,223 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:43:56,223 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:43:56,224 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 03:43:56,224 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:43:56,224 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:43:56,224 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 03:43:56,225 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 03:43:56,225 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:43:56,225 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 03:43:56,225 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 03:43:56,226 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 03:43:56,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:43:56,227 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 03:43:56,227 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:43:56,227 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:43:56,228 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:43:56,228 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:43:56,228 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:43:56,228 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:43:56,229 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:43:56,229 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:43:56,229 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:43:56,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:43:56,230 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:43:56,230 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 03:43:56,230 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:43:56,231 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:43:56,231 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 03:43:56,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 03:43:56,231 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:43:56,232 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:43:56,232 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_8035c3ad-c3ce-405a-9ec4-989c7767529e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8035c3ad-c3ce-405a-9ec4-989c7767529e/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 745400a52f5d5c4020d46c6970abd4a21e521b1409b2f47004033ff8eabb8371 [2022-11-03 03:43:56,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:43:56,548 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:43:56,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:43:56,553 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:43:56,554 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:43:56,556 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8035c3ad-c3ce-405a-9ec4-989c7767529e/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--rbd.ko-entry_point.cil.out.i [2022-11-03 03:43:56,625 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8035c3ad-c3ce-405a-9ec4-989c7767529e/bin/utaipan-7li7fVZpFI/data/26921aff7/91b05928e659413f860fd113366a34cb/FLAG464fa9529 [2022-11-03 03:43:57,765 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:43:57,766 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8035c3ad-c3ce-405a-9ec4-989c7767529e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--rbd.ko-entry_point.cil.out.i [2022-11-03 03:43:57,843 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8035c3ad-c3ce-405a-9ec4-989c7767529e/bin/utaipan-7li7fVZpFI/data/26921aff7/91b05928e659413f860fd113366a34cb/FLAG464fa9529 [2022-11-03 03:43:58,026 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8035c3ad-c3ce-405a-9ec4-989c7767529e/bin/utaipan-7li7fVZpFI/data/26921aff7/91b05928e659413f860fd113366a34cb [2022-11-03 03:43:58,031 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:43:58,033 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:43:58,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:43:58,034 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:43:58,038 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:43:58,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:43:58" (1/1) ... [2022-11-03 03:43:58,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ae20abb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:43:58, skipping insertion in model container [2022-11-03 03:43:58,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:43:58" (1/1) ... [2022-11-03 03:43:58,047 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:43:58,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:44:01,446 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: bsearch [2022-11-03 03:44:01,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11ccc82f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:44:01, skipping insertion in model container [2022-11-03 03:44:01,447 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 03:44:01,448 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 03:44:01,450 INFO L158 Benchmark]: Toolchain (without parser) took 3416.15ms. Allocated memory was 98.6MB in the beginning and 127.9MB in the end (delta: 29.4MB). Free memory was 59.9MB in the beginning and 60.2MB in the end (delta: -305.8kB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2022-11-03 03:44:01,451 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 98.6MB. Free memory was 74.5MB in the beginning and 74.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 03:44:01,452 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3413.85ms. Allocated memory was 98.6MB in the beginning and 127.9MB in the end (delta: 29.4MB). Free memory was 59.9MB in the beginning and 60.2MB in the end (delta: -305.8kB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2022-11-03 03:44:01,454 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 98.6MB. Free memory was 74.5MB in the beginning and 74.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3413.85ms. Allocated memory was 98.6MB in the beginning and 127.9MB in the end (delta: 29.4MB). Free memory was 59.9MB in the beginning and 60.2MB in the end (delta: -305.8kB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7005]: Unsupported Syntax Unsupported function: bsearch 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_8035c3ad-c3ce-405a-9ec4-989c7767529e/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8035c3ad-c3ce-405a-9ec4-989c7767529e/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_8035c3ad-c3ce-405a-9ec4-989c7767529e/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8035c3ad-c3ce-405a-9ec4-989c7767529e/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--rbd.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8035c3ad-c3ce-405a-9ec4-989c7767529e/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_8035c3ad-c3ce-405a-9ec4-989c7767529e/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 745400a52f5d5c4020d46c6970abd4a21e521b1409b2f47004033ff8eabb8371 --- 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 03:44:03,558 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:44:03,560 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:44:03,608 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:44:03,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:44:03,610 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:44:03,611 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:44:03,613 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:44:03,615 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:44:03,616 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:44:03,617 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:44:03,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:44:03,620 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:44:03,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:44:03,622 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:44:03,624 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:44:03,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:44:03,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:44:03,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:44:03,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:44:03,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:44:03,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:44:03,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:44:03,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:44:03,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:44:03,657 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:44:03,658 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:44:03,659 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:44:03,660 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:44:03,661 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:44:03,661 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:44:03,663 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:44:03,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:44:03,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:44:03,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:44:03,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:44:03,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:44:03,673 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:44:03,674 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:44:03,675 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:44:03,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:44:03,678 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8035c3ad-c3ce-405a-9ec4-989c7767529e/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-03 03:44:03,710 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:44:03,710 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:44:03,710 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:44:03,711 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:44:03,711 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:44:03,711 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:44:03,712 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:44:03,712 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:44:03,712 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:44:03,712 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:44:03,713 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:44:03,713 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:44:03,714 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:44:03,714 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:44:03,714 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:44:03,714 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:44:03,715 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:44:03,715 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 03:44:03,715 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 03:44:03,715 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 03:44:03,715 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:44:03,716 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:44:03,716 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:44:03,716 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:44:03,716 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 03:44:03,717 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:44:03,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:44:03,717 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:44:03,717 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:44:03,718 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:44:03,718 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 03:44:03,718 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 03:44:03,718 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:44:03,718 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:44:03,719 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 03:44:03,719 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_8035c3ad-c3ce-405a-9ec4-989c7767529e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8035c3ad-c3ce-405a-9ec4-989c7767529e/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 745400a52f5d5c4020d46c6970abd4a21e521b1409b2f47004033ff8eabb8371 [2022-11-03 03:44:04,121 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:44:04,146 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:44:04,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:44:04,153 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:44:04,154 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:44:04,155 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8035c3ad-c3ce-405a-9ec4-989c7767529e/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--rbd.ko-entry_point.cil.out.i [2022-11-03 03:44:04,238 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8035c3ad-c3ce-405a-9ec4-989c7767529e/bin/utaipan-7li7fVZpFI/data/14cd58801/99ebe990e8a74cb4b4c767e8d876e21d/FLAG940ca0fba [2022-11-03 03:44:05,380 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:44:05,380 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8035c3ad-c3ce-405a-9ec4-989c7767529e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--rbd.ko-entry_point.cil.out.i [2022-11-03 03:44:05,462 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8035c3ad-c3ce-405a-9ec4-989c7767529e/bin/utaipan-7li7fVZpFI/data/14cd58801/99ebe990e8a74cb4b4c767e8d876e21d/FLAG940ca0fba [2022-11-03 03:44:05,687 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8035c3ad-c3ce-405a-9ec4-989c7767529e/bin/utaipan-7li7fVZpFI/data/14cd58801/99ebe990e8a74cb4b4c767e8d876e21d [2022-11-03 03:44:05,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:44:05,699 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:44:05,700 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:44:05,700 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:44:05,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:44:05,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:44:05" (1/1) ... [2022-11-03 03:44:05,707 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cb325f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:44:05, skipping insertion in model container [2022-11-03 03:44:05,707 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:44:05" (1/1) ... [2022-11-03 03:44:05,715 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:44:05,898 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:44:08,575 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: bsearch [2022-11-03 03:44:08,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3367b764 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:44:08, skipping insertion in model container [2022-11-03 03:44:08,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 03:44:08,578 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 03:44:08,580 INFO L158 Benchmark]: Toolchain (without parser) took 2880.87ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 46.3MB in the beginning and 35.1MB in the end (delta: 11.2MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2022-11-03 03:44:08,582 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 58.7MB. Free memory was 38.7MB in the beginning and 38.6MB in the end (delta: 60.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-03 03:44:08,584 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2878.16ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 46.1MB in the beginning and 35.1MB in the end (delta: 11.0MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2022-11-03 03:44:08,586 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 58.7MB. Free memory was 38.7MB in the beginning and 38.6MB in the end (delta: 60.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2878.16ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 46.1MB in the beginning and 35.1MB in the end (delta: 11.0MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7005]: Unsupported Syntax Unsupported function: bsearch 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