./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e04fb08f 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_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 --- 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-e04fb08 [2022-11-16 15:58:36,209 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 15:58:36,211 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 15:58:36,240 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 15:58:36,241 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 15:58:36,247 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 15:58:36,250 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 15:58:36,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 15:58:36,257 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 15:58:36,267 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 15:58:36,269 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 15:58:36,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 15:58:36,271 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 15:58:36,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 15:58:36,275 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 15:58:36,277 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 15:58:36,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 15:58:36,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 15:58:36,282 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 15:58:36,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 15:58:36,292 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 15:58:36,293 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 15:58:36,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 15:58:36,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 15:58:36,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 15:58:36,301 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 15:58:36,302 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 15:58:36,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 15:58:36,303 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 15:58:36,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 15:58:36,304 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 15:58:36,305 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 15:58:36,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 15:58:36,307 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 15:58:36,308 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 15:58:36,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 15:58:36,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 15:58:36,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 15:58:36,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 15:58:36,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 15:58:36,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 15:58:36,312 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-11-16 15:58:36,357 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 15:58:36,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 15:58:36,358 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 15:58:36,358 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 15:58:36,359 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 15:58:36,360 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 15:58:36,360 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 15:58:36,360 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 15:58:36,360 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 15:58:36,361 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-16 15:58:36,362 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 15:58:36,362 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 15:58:36,362 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-16 15:58:36,363 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-16 15:58:36,363 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 15:58:36,363 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-16 15:58:36,363 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-16 15:58:36,364 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-16 15:58:36,364 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 15:58:36,365 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 15:58:36,365 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 15:58:36,365 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 15:58:36,365 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 15:58:36,366 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 15:58:36,366 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 15:58:36,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 15:58:36,366 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 15:58:36,367 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 15:58:36,367 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 15:58:36,367 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 15:58:36,368 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 15:58:36,368 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 15:58:36,368 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 15:58:36,368 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 15:58:36,369 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 15:58:36,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 15:58:36,369 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 15:58:36,369 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-16 15:58:36,370 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 15:58:36,370 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-16 15:58:36,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 15:58:36,370 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 15:58:36,371 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_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 [2022-11-16 15:58:36,708 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 15:58:36,736 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 15:58:36,739 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 15:58:36,741 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 15:58:36,741 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 15:58:36,743 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2022-11-16 15:58:36,816 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/data/001ee3ba8/d6fce5be9c0840948e7bc8fb44ba103f/FLAG96a236023 [2022-11-16 15:58:37,551 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 15:58:37,559 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2022-11-16 15:58:37,588 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/data/001ee3ba8/d6fce5be9c0840948e7bc8fb44ba103f/FLAG96a236023 [2022-11-16 15:58:37,731 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/data/001ee3ba8/d6fce5be9c0840948e7bc8fb44ba103f [2022-11-16 15:58:37,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 15:58:37,735 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 15:58:37,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 15:58:37,739 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 15:58:37,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 15:58:37,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 03:58:37" (1/1) ... [2022-11-16 15:58:37,749 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b8cfe5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:58:37, skipping insertion in model container [2022-11-16 15:58:37,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 03:58:37" (1/1) ... [2022-11-16 15:58:37,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 15:58:37,841 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 15:58:38,091 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 15:58:38,629 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2022-11-16 15:58:38,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 15:58:38,703 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2022-11-16 15:58:38,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@46ac29be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:58:38, skipping insertion in model container [2022-11-16 15:58:38,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 15:58:38,705 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 15:58:38,707 INFO L158 Benchmark]: Toolchain (without parser) took 970.42ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 58.2MB in the beginning and 91.1MB in the end (delta: -32.9MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2022-11-16 15:58:38,709 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 98.6MB. Free memory is still 77.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 15:58:38,711 INFO L158 Benchmark]: CACSL2BoogieTranslator took 967.57ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 58.0MB in the beginning and 91.1MB in the end (delta: -33.1MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2022-11-16 15:58:38,713 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 98.6MB. Free memory is still 77.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 967.57ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 58.0MB in the beginning and 91.1MB in the end (delta: -33.1MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1691]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) 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_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 --- 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-e04fb08 [2022-11-16 15:58:41,045 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 15:58:41,048 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 15:58:41,091 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 15:58:41,092 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 15:58:41,098 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 15:58:41,100 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 15:58:41,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 15:58:41,108 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 15:58:41,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 15:58:41,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 15:58:41,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 15:58:41,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 15:58:41,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 15:58:41,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 15:58:41,127 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 15:58:41,129 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 15:58:41,137 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 15:58:41,139 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 15:58:41,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 15:58:41,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 15:58:41,158 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 15:58:41,160 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 15:58:41,161 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 15:58:41,166 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 15:58:41,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 15:58:41,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 15:58:41,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 15:58:41,172 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 15:58:41,173 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 15:58:41,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 15:58:41,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 15:58:41,178 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 15:58:41,180 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 15:58:41,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 15:58:41,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 15:58:41,183 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 15:58:41,183 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 15:58:41,184 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 15:58:41,186 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 15:58:41,187 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 15:58:41,191 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-11-16 15:58:41,246 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 15:58:41,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 15:58:41,251 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 15:58:41,251 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 15:58:41,253 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 15:58:41,253 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 15:58:41,253 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 15:58:41,254 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 15:58:41,254 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 15:58:41,254 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 15:58:41,255 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 15:58:41,256 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 15:58:41,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 15:58:41,258 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 15:58:41,259 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 15:58:41,259 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 15:58:41,260 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 15:58:41,260 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 15:58:41,260 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 15:58:41,260 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 15:58:41,261 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 15:58:41,261 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 15:58:41,261 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 15:58:41,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 15:58:41,262 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 15:58:41,262 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 15:58:41,262 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 15:58:41,263 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 15:58:41,263 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 15:58:41,263 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 15:58:41,263 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 15:58:41,264 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 15:58:41,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 15:58:41,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 15:58:41,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 15:58:41,266 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 15:58:41,266 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 15:58:41,266 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 15:58:41,266 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 15:58:41,267 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_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 [2022-11-16 15:58:41,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 15:58:41,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 15:58:41,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 15:58:41,743 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 15:58:41,744 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 15:58:41,746 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2022-11-16 15:58:41,837 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/data/946a2565a/8dcdf188b40a4d15a67c5f0cf91bf86e/FLAGae5e1090a [2022-11-16 15:58:42,643 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 15:58:42,644 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2022-11-16 15:58:42,679 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/data/946a2565a/8dcdf188b40a4d15a67c5f0cf91bf86e/FLAGae5e1090a [2022-11-16 15:58:42,755 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/data/946a2565a/8dcdf188b40a4d15a67c5f0cf91bf86e [2022-11-16 15:58:42,760 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 15:58:42,762 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 15:58:42,765 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 15:58:42,765 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 15:58:42,770 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 15:58:42,771 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 03:58:42" (1/1) ... [2022-11-16 15:58:42,774 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ac27b72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:58:42, skipping insertion in model container [2022-11-16 15:58:42,774 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 03:58:42" (1/1) ... [2022-11-16 15:58:42,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 15:58:42,878 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 15:58:43,039 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 15:58:43,660 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2022-11-16 15:58:43,702 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 15:58:43,714 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-16 15:58:43,724 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 15:58:43,727 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 15:58:43,754 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2022-11-16 15:58:43,768 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 15:58:43,773 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 15:58:43,784 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 15:58:43,810 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2022-11-16 15:58:43,824 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 15:58:44,006 INFO L208 MainTranslator]: Completed translation [2022-11-16 15:58:44,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:58:44 WrapperNode [2022-11-16 15:58:44,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 15:58:44,009 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 15:58:44,010 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 15:58:44,010 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 15:58:44,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:58:44" (1/1) ... [2022-11-16 15:58:44,060 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:58:44" (1/1) ... [2022-11-16 15:58:44,118 INFO L138 Inliner]: procedures = 473, calls = 63, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 141 [2022-11-16 15:58:44,118 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 15:58:44,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 15:58:44,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 15:58:44,121 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 15:58:44,131 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:58:44" (1/1) ... [2022-11-16 15:58:44,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:58:44" (1/1) ... [2022-11-16 15:58:44,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:58:44" (1/1) ... [2022-11-16 15:58:44,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:58:44" (1/1) ... [2022-11-16 15:58:44,170 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:58:44" (1/1) ... [2022-11-16 15:58:44,193 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:58:44" (1/1) ... [2022-11-16 15:58:44,199 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:58:44" (1/1) ... [2022-11-16 15:58:44,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:58:44" (1/1) ... [2022-11-16 15:58:44,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 15:58:44,210 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 15:58:44,210 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 15:58:44,210 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 15:58:44,211 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:58:44" (1/1) ... [2022-11-16 15:58:44,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 15:58:44,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 15:58:44,251 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 15:58:44,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328a3af-90cf-4d87-a235-be86f91e4522/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 15:58:44,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-16 15:58:44,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 15:58:44,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-16 15:58:44,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-16 15:58:44,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-16 15:58:44,307 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-16 15:58:44,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 15:58:44,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 15:58:44,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 15:58:44,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 15:58:44,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-16 15:58:44,309 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-11-16 15:58:44,309 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-11-16 15:58:44,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 15:58:44,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-16 15:58:44,311 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-16 15:58:44,760 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 15:58:44,762 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 15:58:45,466 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 15:58:45,556 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 15:58:45,556 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-16 15:58:45,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 03:58:45 BoogieIcfgContainer [2022-11-16 15:58:45,560 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 15:58:45,563 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 15:58:45,563 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 15:58:45,566 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 15:58:45,567 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 03:58:42" (1/3) ... [2022-11-16 15:58:45,568 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@454b4feb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 03:58:45, skipping insertion in model container [2022-11-16 15:58:45,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 03:58:44" (2/3) ... [2022-11-16 15:58:45,568 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@454b4feb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 03:58:45, skipping insertion in model container [2022-11-16 15:58:45,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 03:58:45" (3/3) ... [2022-11-16 15:58:45,581 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_5-container_of.i [2022-11-16 15:58:45,602 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 15:58:45,603 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 49 error locations. [2022-11-16 15:58:45,603 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-16 15:58:45,746 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-16 15:58:45,802 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-16 15:58:45,829 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 225 places, 225 transitions, 466 flow [2022-11-16 15:58:45,834 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 225 places, 225 transitions, 466 flow [2022-11-16 15:58:45,836 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 225 places, 225 transitions, 466 flow [2022-11-16 15:58:45,953 INFO L130 PetriNetUnfolder]: 8/282 cut-off events. [2022-11-16 15:58:45,953 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-16 15:58:45,961 INFO L83 FinitePrefix]: Finished finitePrefix Result has 291 conditions, 282 events. 8/282 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 723 event pairs, 0 based on Foata normal form. 0/204 useless extension candidates. Maximal degree in co-relation 142. Up to 4 conditions per place. [2022-11-16 15:58:45,966 INFO L119 LiptonReduction]: Number of co-enabled transitions 6612 [2022-11-16 15:59:45,016 WARN L233 SmtUtils]: Spent 6.82s on a formula simplification. DAG size of input: 112 DAG size of output: 111 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 15:59:53,735 WARN L233 SmtUtils]: Spent 6.10s on a formula simplification. DAG size of input: 112 DAG size of output: 111 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 16:01:04,668 WARN L233 SmtUtils]: Spent 6.53s on a formula simplification. DAG size of input: 133 DAG size of output: 125 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 16:01:15,916 WARN L233 SmtUtils]: Spent 7.80s on a formula simplification. DAG size of input: 133 DAG size of output: 125 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 16:01:34,887 WARN L233 SmtUtils]: Spent 5.10s on a formula simplification that was a NOOP. DAG size: 143 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 16:01:45,959 WARN L233 SmtUtils]: Spent 6.42s on a formula simplification that was a NOOP. DAG size: 143 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 16:01:52,094 WARN L233 SmtUtils]: Spent 6.13s on a formula simplification that was a NOOP. DAG size: 141 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 16:02:13,551 WARN L233 SmtUtils]: Spent 5.02s on a formula simplification that was a NOOP. DAG size: 138 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 16:03:06,177 WARN L233 SmtUtils]: Spent 40.75s on a formula simplification that was a NOOP. DAG size: 186 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 16:03:43,242 WARN L233 SmtUtils]: Spent 37.06s on a formula simplification that was a NOOP. DAG size: 182 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 16:04:33,358 WARN L233 SmtUtils]: Spent 50.11s on a formula simplification that was a NOOP. DAG size: 186 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 16:05:16,253 WARN L233 SmtUtils]: Spent 42.89s on a formula simplification that was a NOOP. DAG size: 182 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 16:05:52,183 WARN L233 SmtUtils]: Spent 35.59s on a formula simplification. DAG size of input: 213 DAG size of output: 212 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 16:06:17,253 WARN L233 SmtUtils]: Spent 25.07s on a formula simplification that was a NOOP. DAG size: 208 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 16:07:15,679 WARN L233 SmtUtils]: Spent 58.42s on a formula simplification. DAG size of input: 213 DAG size of output: 212 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 16:07:45,223 WARN L233 SmtUtils]: Spent 29.54s on a formula simplification that was a NOOP. DAG size: 208 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 16:10:41,637 WARN L233 SmtUtils]: Spent 2.94m on a formula simplification. DAG size of input: 254 DAG size of output: 246 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 16:11:58,422 WARN L233 SmtUtils]: Spent 1.28m on a formula simplification that was a NOOP. DAG size: 242 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)