./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 4e7fbc69 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_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW/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_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 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-4e7fbc6 [2022-11-23 14:55:28,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:55:28,864 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:55:28,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:55:28,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:55:28,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:55:28,893 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:55:28,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:55:28,897 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:55:28,898 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:55:28,899 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:55:28,901 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:55:28,901 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:55:28,902 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:55:28,903 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:55:28,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:55:28,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:55:28,907 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:55:28,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:55:28,911 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:55:28,913 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:55:28,914 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:55:28,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:55:28,917 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:55:28,921 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:55:28,921 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:55:28,922 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:55:28,923 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:55:28,924 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:55:28,925 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:55:28,925 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:55:28,926 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:55:28,927 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:55:28,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:55:28,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:55:28,930 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:55:28,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:55:28,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:55:28,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:55:28,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:55:28,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:55:28,934 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-11-23 14:55:28,961 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:55:28,961 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:55:28,962 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:55:28,962 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:55:28,963 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:55:28,963 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:55:28,963 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:55:28,964 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:55:28,964 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:55:28,964 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:55:28,965 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:55:28,965 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:55:28,965 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:55:28,965 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:55:28,966 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:55:28,966 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:55:28,966 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:55:28,967 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:55:28,967 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 14:55:28,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 14:55:28,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:55:28,968 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 14:55:28,968 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 14:55:28,969 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:55:28,969 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 14:55:28,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:55:28,970 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-23 14:55:28,970 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-23 14:55:28,970 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-23 14:55:28,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:55:28,971 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 14:55:28,971 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 14:55:28,971 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:55:28,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:55:28,972 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:55:28,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:55:28,972 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:55:28,973 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:55:28,973 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:55:28,973 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:55:28,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:55:28,974 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:55:28,974 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_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 [2022-11-23 14:55:29,196 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:55:29,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:55:29,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:55:29,221 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:55:29,222 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:55:29,223 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2022-11-23 14:55:32,136 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:55:32,450 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:55:32,451 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c350420-2839-425a-b7d7-178b3fba1127/sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2022-11-23 14:55:32,470 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW/data/ae1f2b6b6/b581e16e37f34b478f35e7457642c934/FLAG3a0b16864 [2022-11-23 14:55:32,483 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW/data/ae1f2b6b6/b581e16e37f34b478f35e7457642c934 [2022-11-23 14:55:32,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:55:32,487 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:55:32,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:55:32,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:55:32,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:55:32,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:55:32" (1/1) ... [2022-11-23 14:55:32,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dd9d2b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:32, skipping insertion in model container [2022-11-23 14:55:32,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:55:32" (1/1) ... [2022-11-23 14:55:32,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:55:32,570 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:55:32,705 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-23 14:55:33,294 WARN L237 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_9c350420-2839-425a-b7d7-178b3fba1127/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2022-11-23 14:55:33,361 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:55:33,385 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) [2022-11-23 14:55:33,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2335bd68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:33, skipping insertion in model container [2022-11-23 14:55:33,387 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:55:33,388 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:55:33,390 INFO L158 Benchmark]: Toolchain (without parser) took 901.32ms. Allocated memory is still 155.2MB. Free memory was 111.4MB in the beginning and 92.6MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-23 14:55:33,390 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 155.2MB. Free memory is still 98.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:55:33,391 INFO L158 Benchmark]: CACSL2BoogieTranslator took 899.10ms. Allocated memory is still 155.2MB. Free memory was 111.4MB in the beginning and 93.1MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-23 14:55:33,393 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 155.2MB. Free memory is still 98.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 899.10ms. Allocated memory is still 155.2MB. Free memory was 111.4MB in the beginning and 93.1MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. 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_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW/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_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 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-4e7fbc6 [2022-11-23 14:55:35,686 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:55:35,689 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:55:35,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:55:35,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:55:35,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:55:35,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:55:35,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:55:35,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:55:35,745 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:55:35,747 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:55:35,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:55:35,750 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:55:35,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:55:35,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:55:35,760 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:55:35,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:55:35,762 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:55:35,764 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:55:35,771 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:55:35,772 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:55:35,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:55:35,776 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:55:35,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:55:35,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:55:35,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:55:35,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:55:35,788 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:55:35,789 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:55:35,790 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:55:35,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:55:35,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:55:35,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:55:35,795 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:55:35,816 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:55:35,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:55:35,817 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:55:35,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:55:35,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:55:35,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:55:35,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:55:35,820 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-11-23 14:55:35,853 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:55:35,853 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:55:35,854 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:55:35,854 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:55:35,855 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:55:35,855 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:55:35,856 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:55:35,856 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:55:35,856 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:55:35,856 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:55:35,857 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:55:35,858 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:55:35,858 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 14:55:35,859 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 14:55:35,859 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:55:35,859 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 14:55:35,859 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 14:55:35,860 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:55:35,860 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 14:55:35,860 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:55:35,860 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-23 14:55:35,861 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-23 14:55:35,861 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-23 14:55:35,861 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:55:35,861 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 14:55:35,862 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 14:55:35,862 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 14:55:35,862 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 14:55:35,862 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:55:35,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:55:35,863 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 14:55:35,863 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:55:35,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:55:35,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:55:35,864 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:55:35,864 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 14:55:35,865 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 14:55:35,865 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:55:35,865 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 14:55:35,865 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_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 [2022-11-23 14:55:36,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:55:36,291 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:55:36,294 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:55:36,295 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:55:36,297 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:55:36,299 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2022-11-23 14:55:39,308 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:55:39,694 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:55:39,701 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c350420-2839-425a-b7d7-178b3fba1127/sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2022-11-23 14:55:39,732 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW/data/55235ef22/bc033241128a491f8f5876beb8972d17/FLAG0ee19430d [2022-11-23 14:55:39,751 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW/data/55235ef22/bc033241128a491f8f5876beb8972d17 [2022-11-23 14:55:39,755 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:55:39,757 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:55:39,760 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:55:39,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:55:39,763 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:55:39,764 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:55:39" (1/1) ... [2022-11-23 14:55:39,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22bbc3ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:39, skipping insertion in model container [2022-11-23 14:55:39,766 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:55:39" (1/1) ... [2022-11-23 14:55:39,773 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:55:39,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:55:39,970 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-23 14:55:40,548 WARN L237 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_9c350420-2839-425a-b7d7-178b3fba1127/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2022-11-23 14:55:40,632 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:55:40,674 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-23 14:55:40,695 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:55:40,700 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-23 14:55:40,735 WARN L237 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_9c350420-2839-425a-b7d7-178b3fba1127/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2022-11-23 14:55:40,756 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:55:40,771 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 14:55:40,783 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-23 14:55:40,840 WARN L237 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_9c350420-2839-425a-b7d7-178b3fba1127/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2022-11-23 14:55:40,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:55:40,994 INFO L208 MainTranslator]: Completed translation [2022-11-23 14:55:40,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:40 WrapperNode [2022-11-23 14:55:40,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:55:40,996 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 14:55:40,997 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 14:55:40,997 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 14:55:41,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:40" (1/1) ... [2022-11-23 14:55:41,042 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:40" (1/1) ... [2022-11-23 14:55:41,071 INFO L138 Inliner]: procedures = 473, calls = 63, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 141 [2022-11-23 14:55:41,072 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 14:55:41,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 14:55:41,073 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 14:55:41,073 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 14:55:41,083 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:40" (1/1) ... [2022-11-23 14:55:41,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:40" (1/1) ... [2022-11-23 14:55:41,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:40" (1/1) ... [2022-11-23 14:55:41,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:40" (1/1) ... [2022-11-23 14:55:41,108 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:40" (1/1) ... [2022-11-23 14:55:41,111 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:40" (1/1) ... [2022-11-23 14:55:41,116 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:40" (1/1) ... [2022-11-23 14:55:41,118 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:40" (1/1) ... [2022-11-23 14:55:41,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 14:55:41,125 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 14:55:41,125 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 14:55:41,125 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 14:55:41,126 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:40" (1/1) ... [2022-11-23 14:55:41,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:55:41,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:55:41,168 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 14:55:41,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c350420-2839-425a-b7d7-178b3fba1127/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 14:55:41,240 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-23 14:55:41,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 14:55:41,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-23 14:55:41,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-23 14:55:41,241 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-23 14:55:41,241 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-23 14:55:41,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 14:55:41,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 14:55:41,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 14:55:41,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 14:55:41,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-23 14:55:41,242 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-11-23 14:55:41,243 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-11-23 14:55:41,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 14:55:41,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-23 14:55:41,245 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-23 14:55:41,666 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 14:55:41,668 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 14:55:42,347 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 14:55:42,412 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 14:55:42,412 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-23 14:55:42,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:55:42 BoogieIcfgContainer [2022-11-23 14:55:42,417 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 14:55:42,419 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 14:55:42,421 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 14:55:42,424 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 14:55:42,426 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:55:39" (1/3) ... [2022-11-23 14:55:42,427 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35e6ce65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:55:42, skipping insertion in model container [2022-11-23 14:55:42,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:40" (2/3) ... [2022-11-23 14:55:42,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35e6ce65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:55:42, skipping insertion in model container [2022-11-23 14:55:42,430 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:55:42" (3/3) ... [2022-11-23 14:55:42,431 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_5-container_of.i [2022-11-23 14:55:42,446 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 14:55:42,446 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 49 error locations. [2022-11-23 14:55:42,446 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-23 14:55:42,531 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-23 14:55:42,566 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-23 14:55:42,580 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 225 places, 225 transitions, 466 flow [2022-11-23 14:55:42,583 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 225 places, 225 transitions, 466 flow [2022-11-23 14:55:42,585 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 225 places, 225 transitions, 466 flow [2022-11-23 14:55:42,754 INFO L130 PetriNetUnfolder]: 8/282 cut-off events. [2022-11-23 14:55:42,756 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-23 14:55:42,764 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. [2022-11-23 14:55:42,771 INFO L119 LiptonReduction]: Number of co-enabled transitions 6612 [2022-11-23 14:56:39,141 WARN L233 SmtUtils]: Spent 6.08s 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) [2022-11-23 14:56:47,014 WARN L233 SmtUtils]: Spent 5.77s 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) [2022-11-23 14:57:57,794 WARN L233 SmtUtils]: Spent 6.23s 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) [2022-11-23 14:58:09,154 WARN L233 SmtUtils]: Spent 7.86s 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) [2022-11-23 14:58:28,014 WARN L233 SmtUtils]: Spent 5.06s 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) [2022-11-23 14:58:38,657 WARN L233 SmtUtils]: Spent 6.35s 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) [2022-11-23 14:58:44,655 WARN L233 SmtUtils]: Spent 6.00s 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) [2022-11-23 14:59:55,864 WARN L233 SmtUtils]: Spent 39.67s 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) [2022-11-23 15:00:30,708 WARN L233 SmtUtils]: Spent 34.84s 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) [2022-11-23 15:01:28,973 WARN L233 SmtUtils]: Spent 58.26s 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) [2022-11-23 15:02:25,136 WARN L233 SmtUtils]: Spent 56.16s 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) [2022-11-23 15:03:08,296 WARN L233 SmtUtils]: Spent 42.67s 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) [2022-11-23 15:03:27,860 WARN L233 SmtUtils]: Spent 19.56s 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) [2022-11-23 15:04:15,840 WARN L233 SmtUtils]: Spent 47.98s 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) [2022-11-23 15:04:39,963 WARN L233 SmtUtils]: Spent 24.12s 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) [2022-11-23 15:07:53,678 WARN L233 SmtUtils]: Spent 3.23m 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) [2022-11-23 15:09:18,414 WARN L233 SmtUtils]: Spent 1.41m 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)