./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-races/race-2_1-container_of.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 38b53e6a 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_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-2_1-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur --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 fddded73cca9ade55587111b2e2c843e75dd81397929514bda88fadfc663c7db --- 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-38b53e6 [2022-11-25 23:34:03,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:34:03,933 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:34:03,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:34:03,954 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:34:03,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:34:03,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:34:03,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:34:03,960 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:34:03,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:34:03,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:34:03,963 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:34:03,963 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:34:03,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:34:03,968 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:34:03,969 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:34:03,970 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:34:03,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:34:03,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:34:03,975 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:34:03,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:34:03,985 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:34:03,988 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:34:03,989 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:34:03,992 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:34:03,992 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:34:03,993 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:34:03,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:34:03,994 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:34:03,995 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:34:03,995 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:34:03,996 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:34:03,997 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:34:03,998 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:34:04,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:34:04,008 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:34:04,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:34:04,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:34:04,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:34:04,013 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:34:04,014 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:34:04,015 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-11-25 23:34:04,057 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:34:04,057 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:34:04,058 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:34:04,058 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:34:04,059 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:34:04,059 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:34:04,060 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:34:04,060 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:34:04,060 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:34:04,060 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 23:34:04,061 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:34:04,062 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:34:04,062 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 23:34:04,062 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 23:34:04,062 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:34:04,063 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 23:34:04,063 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 23:34:04,063 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 23:34:04,064 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 23:34:04,064 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 23:34:04,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:34:04,065 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 23:34:04,065 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:34:04,065 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:34:04,066 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 23:34:04,066 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:34:04,067 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 23:34:04,067 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 23:34:04,067 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 23:34:04,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:34:04,068 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 23:34:04,068 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 23:34:04,068 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:34:04,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:34:04,069 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:34:04,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:34:04,070 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:34:04,070 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 23:34:04,070 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:34:04,070 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 23:34:04,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 23:34:04,071 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:34:04,071 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_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fddded73cca9ade55587111b2e2c843e75dd81397929514bda88fadfc663c7db [2022-11-25 23:34:04,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:34:04,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:34:04,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:34:04,426 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:34:04,426 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:34:04,427 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-races/race-2_1-container_of.i [2022-11-25 23:34:07,474 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:34:07,870 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:34:07,913 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/sv-benchmarks/c/ldv-races/race-2_1-container_of.i [2022-11-25 23:34:07,957 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur/data/95d942c94/ca34f6f4d4c54377888b5477debe6257/FLAG87b7476ae [2022-11-25 23:34:07,974 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur/data/95d942c94/ca34f6f4d4c54377888b5477debe6257 [2022-11-25 23:34:07,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:34:07,982 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:34:07,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:34:07,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:34:07,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:34:07,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:34:07" (1/1) ... [2022-11-25 23:34:07,991 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35a2d6d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:34:07, skipping insertion in model container [2022-11-25 23:34:07,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:34:07" (1/1) ... [2022-11-25 23:34:07,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:34:08,048 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:34:09,070 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_42f99f34-5334-4055-991f-732cd5c3ab50/sv-benchmarks/c/ldv-races/race-2_1-container_of.i[76077,76090] [2022-11-25 23:34:09,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:34:09,147 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) [2022-11-25 23:34:09,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@46076f2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:34:09, skipping insertion in model container [2022-11-25 23:34:09,148 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:34:09,148 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 23:34:09,150 INFO L158 Benchmark]: Toolchain (without parser) took 1167.43ms. Allocated memory is still 165.7MB. Free memory was 138.6MB in the beginning and 119.9MB in the end (delta: 18.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-25 23:34:09,151 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 109.1MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:34:09,152 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1163.31ms. Allocated memory is still 165.7MB. Free memory was 138.6MB in the beginning and 119.9MB in the end (delta: 18.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-25 23:34:09,154 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 109.1MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1163.31ms. Allocated memory is still 165.7MB. Free memory was 138.6MB in the beginning and 119.9MB in the end (delta: 18.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1709]: 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_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-2_1-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur --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 fddded73cca9ade55587111b2e2c843e75dd81397929514bda88fadfc663c7db --- 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-38b53e6 [2022-11-25 23:34:11,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:34:11,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:34:11,404 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:34:11,405 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:34:11,408 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:34:11,411 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:34:11,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:34:11,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:34:11,424 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:34:11,426 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:34:11,428 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:34:11,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:34:11,431 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:34:11,432 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:34:11,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:34:11,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:34:11,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:34:11,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:34:11,445 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:34:11,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:34:11,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:34:11,451 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:34:11,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:34:11,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:34:11,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:34:11,465 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:34:11,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:34:11,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:34:11,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:34:11,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:34:11,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:34:11,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:34:11,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:34:11,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:34:11,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:34:11,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:34:11,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:34:11,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:34:11,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:34:11,475 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:34:11,476 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-11-25 23:34:11,515 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:34:11,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:34:11,516 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:34:11,516 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:34:11,517 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:34:11,518 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:34:11,518 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:34:11,518 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:34:11,519 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:34:11,519 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:34:11,520 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:34:11,520 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:34:11,521 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 23:34:11,521 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 23:34:11,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:34:11,522 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 23:34:11,522 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:34:11,522 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:34:11,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 23:34:11,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:34:11,523 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 23:34:11,524 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 23:34:11,524 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 23:34:11,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:34:11,524 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 23:34:11,525 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 23:34:11,525 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 23:34:11,525 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 23:34:11,525 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:34:11,526 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:34:11,526 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 23:34:11,527 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:34:11,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:34:11,527 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:34:11,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:34:11,528 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 23:34:11,528 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 23:34:11,528 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:34:11,529 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 23:34:11,529 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_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fddded73cca9ade55587111b2e2c843e75dd81397929514bda88fadfc663c7db [2022-11-25 23:34:11,913 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:34:11,940 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:34:11,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:34:11,944 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:34:11,944 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:34:11,949 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-races/race-2_1-container_of.i [2022-11-25 23:34:14,945 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:34:15,346 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:34:15,347 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/sv-benchmarks/c/ldv-races/race-2_1-container_of.i [2022-11-25 23:34:15,377 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur/data/8e07ae739/795be1666b384bee915434e8b02eefc5/FLAG4196b07ec [2022-11-25 23:34:15,533 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur/data/8e07ae739/795be1666b384bee915434e8b02eefc5 [2022-11-25 23:34:15,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:34:15,539 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:34:15,544 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:34:15,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:34:15,548 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:34:15,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:34:15" (1/1) ... [2022-11-25 23:34:15,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b5fb4a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:34:15, skipping insertion in model container [2022-11-25 23:34:15,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:34:15" (1/1) ... [2022-11-25 23:34:15,558 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:34:15,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:34:16,328 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_42f99f34-5334-4055-991f-732cd5c3ab50/sv-benchmarks/c/ldv-races/race-2_1-container_of.i[76077,76090] [2022-11-25 23:34:16,375 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:34:16,395 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-25 23:34:16,415 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:34:16,474 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_42f99f34-5334-4055-991f-732cd5c3ab50/sv-benchmarks/c/ldv-races/race-2_1-container_of.i[76077,76090] [2022-11-25 23:34:16,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:34:16,510 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 23:34:16,581 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_42f99f34-5334-4055-991f-732cd5c3ab50/sv-benchmarks/c/ldv-races/race-2_1-container_of.i[76077,76090] [2022-11-25 23:34:16,610 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:34:16,777 INFO L208 MainTranslator]: Completed translation [2022-11-25 23:34:16,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:34:16 WrapperNode [2022-11-25 23:34:16,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:34:16,779 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 23:34:16,779 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 23:34:16,779 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 23:34:16,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:34:16" (1/1) ... [2022-11-25 23:34:16,840 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:34:16" (1/1) ... [2022-11-25 23:34:16,878 INFO L138 Inliner]: procedures = 486, calls = 46, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 131 [2022-11-25 23:34:16,878 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 23:34:16,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 23:34:16,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 23:34:16,880 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 23:34:16,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:34:16" (1/1) ... [2022-11-25 23:34:16,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:34:16" (1/1) ... [2022-11-25 23:34:16,907 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:34:16" (1/1) ... [2022-11-25 23:34:16,913 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:34:16" (1/1) ... [2022-11-25 23:34:16,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:34:16" (1/1) ... [2022-11-25 23:34:16,942 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:34:16" (1/1) ... [2022-11-25 23:34:16,955 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:34:16" (1/1) ... [2022-11-25 23:34:16,957 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:34:16" (1/1) ... [2022-11-25 23:34:16,974 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 23:34:16,975 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 23:34:16,976 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 23:34:16,976 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 23:34:16,977 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:34:16" (1/1) ... [2022-11-25 23:34:16,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:34:16,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:34:17,012 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 23:34:17,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f99f34-5334-4055-991f-732cd5c3ab50/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 23:34:17,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 23:34:17,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-25 23:34:17,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-25 23:34:17,053 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-25 23:34:17,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 23:34:17,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 23:34:17,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 23:34:17,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 23:34:17,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-25 23:34:17,053 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-11-25 23:34:17,053 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-11-25 23:34:17,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 23:34:17,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-25 23:34:17,055 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-25 23:34:17,466 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 23:34:17,468 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 23:34:18,052 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 23:34:18,061 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 23:34:18,061 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 23:34:18,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:34:18 BoogieIcfgContainer [2022-11-25 23:34:18,063 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 23:34:18,066 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 23:34:18,066 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 23:34:18,069 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 23:34:18,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 11:34:15" (1/3) ... [2022-11-25 23:34:18,070 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a84702e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:34:18, skipping insertion in model container [2022-11-25 23:34:18,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:34:16" (2/3) ... [2022-11-25 23:34:18,070 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a84702e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:34:18, skipping insertion in model container [2022-11-25 23:34:18,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:34:18" (3/3) ... [2022-11-25 23:34:18,072 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_1-container_of.i [2022-11-25 23:34:18,091 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 23:34:18,091 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 45 error locations. [2022-11-25 23:34:18,091 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-25 23:34:18,189 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-25 23:34:18,245 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-25 23:34:18,270 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 239 places, 241 transitions, 498 flow [2022-11-25 23:34:18,275 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 239 places, 241 transitions, 498 flow [2022-11-25 23:34:18,277 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 239 places, 241 transitions, 498 flow [2022-11-25 23:34:18,441 INFO L130 PetriNetUnfolder]: 10/298 cut-off events. [2022-11-25 23:34:18,441 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-25 23:34:18,450 INFO L83 FinitePrefix]: Finished finitePrefix Result has 307 conditions, 298 events. 10/298 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 720 event pairs, 0 based on Foata normal form. 0/222 useless extension candidates. Maximal degree in co-relation 171. Up to 4 conditions per place. [2022-11-25 23:34:18,458 INFO L119 LiptonReduction]: Number of co-enabled transitions 6440 [2022-11-25 23:35:20,692 WARN L233 SmtUtils]: Spent 7.24s on a formula simplification. DAG size of input: 135 DAG size of output: 134 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 23:35:29,838 WARN L233 SmtUtils]: Spent 6.76s on a formula simplification. DAG size of input: 135 DAG size of output: 134 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 23:35:50,939 WARN L233 SmtUtils]: Spent 8.39s on a formula simplification. DAG size of input: 147 DAG size of output: 139 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 23:36:04,075 WARN L233 SmtUtils]: Spent 8.82s on a formula simplification. DAG size of input: 147 DAG size of output: 139 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 23:36:25,460 WARN L233 SmtUtils]: Spent 8.05s on a formula simplification. DAG size of input: 166 DAG size of output: 149 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 23:36:38,808 WARN L233 SmtUtils]: Spent 9.53s on a formula simplification. DAG size of input: 175 DAG size of output: 162 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 23:37:12,342 WARN L233 SmtUtils]: Spent 28.24s on a formula simplification. DAG size of input: 227 DAG size of output: 226 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 23:37:28,050 WARN L233 SmtUtils]: Spent 15.71s on a formula simplification that was a NOOP. DAG size: 220 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 23:38:11,831 WARN L233 SmtUtils]: Spent 43.78s on a formula simplification. DAG size of input: 228 DAG size of output: 227 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 23:38:33,900 WARN L233 SmtUtils]: Spent 22.07s on a formula simplification that was a NOOP. DAG size: 221 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 23:38:54,242 WARN L233 SmtUtils]: Spent 19.78s on a formula simplification that was a NOOP. DAG size: 229 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 23:39:13,614 WARN L233 SmtUtils]: Spent 19.37s on a formula simplification that was a NOOP. DAG size: 227 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 23:39:32,053 WARN L233 SmtUtils]: Spent 18.44s on a formula simplification that was a NOOP. DAG size: 230 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 23:39:49,225 WARN L233 SmtUtils]: Spent 17.17s on a formula simplification that was a NOOP. DAG size: 228 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 23:43:26,813 WARN L233 SmtUtils]: Spent 3.63m on a formula simplification. DAG size of input: 272 DAG size of output: 265 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 23:45:00,384 WARN L233 SmtUtils]: Spent 1.56m on a formula simplification that was a NOOP. DAG size: 256 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 23:48:23,975 WARN L233 SmtUtils]: Spent 3.39m on a formula simplification. DAG size of input: 273 DAG size of output: 269 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)