./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/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_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/bin/utaipan-ByfvJB40ur/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/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_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/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 02b1c265b98bd14cc97fe77543b4e06699576e2091fa3d4102d013e6b3937418 --- 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 22:36:09,396 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:36:09,399 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:36:09,422 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:36:09,422 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:36:09,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:36:09,425 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:36:09,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:36:09,428 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:36:09,429 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:36:09,430 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:36:09,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:36:09,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:36:09,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:36:09,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:36:09,435 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:36:09,436 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:36:09,437 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:36:09,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:36:09,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:36:09,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:36:09,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:36:09,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:36:09,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:36:09,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:36:09,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:36:09,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:36:09,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:36:09,454 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:36:09,455 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:36:09,456 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:36:09,457 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:36:09,458 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:36:09,459 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:36:09,460 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:36:09,460 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:36:09,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:36:09,479 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:36:09,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:36:09,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:36:09,482 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:36:09,484 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-11-25 22:36:09,536 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:36:09,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:36:09,537 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:36:09,537 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:36:09,538 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:36:09,538 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:36:09,538 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:36:09,538 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:36:09,539 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:36:09,539 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 22:36:09,540 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:36:09,540 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:36:09,540 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 22:36:09,541 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 22:36:09,541 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:36:09,541 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 22:36:09,541 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 22:36:09,541 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 22:36:09,542 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 22:36:09,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 22:36:09,543 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:36:09,543 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 22:36:09,543 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 22:36:09,543 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:36:09,543 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 22:36:09,544 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:36:09,544 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 22:36:09,544 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 22:36:09,544 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 22:36:09,545 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:36:09,545 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 22:36:09,545 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 22:36:09,545 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:36:09,546 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:36:09,546 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:36:09,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:36:09,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:36:09,546 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 22:36:09,547 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:36:09,547 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 22:36:09,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 22:36:09,547 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:36:09,548 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_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02b1c265b98bd14cc97fe77543b4e06699576e2091fa3d4102d013e6b3937418 [2022-11-25 22:36:09,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:36:09,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:36:09,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:36:09,832 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:36:09,833 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:36:09,834 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2022-11-25 22:36:12,832 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:36:13,224 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:36:13,225 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2022-11-25 22:36:13,245 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/bin/utaipan-ByfvJB40ur/data/3e0f356cd/2f6115df97d741c686938db14ed743a3/FLAGde386a39c [2022-11-25 22:36:13,259 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/bin/utaipan-ByfvJB40ur/data/3e0f356cd/2f6115df97d741c686938db14ed743a3 [2022-11-25 22:36:13,261 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:36:13,263 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:36:13,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:36:13,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:36:13,267 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:36:13,268 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:36:13" (1/1) ... [2022-11-25 22:36:13,269 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d02bb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:13, skipping insertion in model container [2022-11-25 22:36:13,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:36:13" (1/1) ... [2022-11-25 22:36:13,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:36:13,351 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:36:13,534 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 22:36:14,122 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_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i[75009,75022] [2022-11-25 22:36:14,134 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 22:36:14,135 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 22:36:14,135 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 22:36:14,136 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 22:36:14,137 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 22:36:14,138 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 22:36:14,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:36:14,183 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 22:36:14,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6f52fecc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:14, skipping insertion in model container [2022-11-25 22:36:14,183 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:36:14,184 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 22:36:14,185 INFO L158 Benchmark]: Toolchain (without parser) took 921.89ms. Allocated memory is still 161.5MB. Free memory was 131.8MB in the beginning and 113.1MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-25 22:36:14,185 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 121.6MB. Free memory is still 86.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:36:14,186 INFO L158 Benchmark]: CACSL2BoogieTranslator took 919.79ms. Allocated memory is still 161.5MB. Free memory was 131.8MB in the beginning and 113.1MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-25 22:36:14,187 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 121.6MB. Free memory is still 86.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 919.79ms. Allocated memory is still 161.5MB. Free memory was 131.8MB in the beginning and 113.1MB in the end (delta: 18.8MB). 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/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_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/bin/utaipan-ByfvJB40ur/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/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_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/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 02b1c265b98bd14cc97fe77543b4e06699576e2091fa3d4102d013e6b3937418 --- 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 22:36:16,453 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:36:16,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:36:16,483 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:36:16,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:36:16,484 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:36:16,486 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:36:16,487 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:36:16,489 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:36:16,490 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:36:16,491 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:36:16,492 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:36:16,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:36:16,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:36:16,494 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:36:16,496 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:36:16,496 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:36:16,497 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:36:16,499 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:36:16,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:36:16,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:36:16,503 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:36:16,505 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:36:16,505 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:36:16,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:36:16,509 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:36:16,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:36:16,511 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:36:16,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:36:16,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:36:16,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:36:16,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:36:16,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:36:16,515 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:36:16,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:36:16,521 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:36:16,522 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:36:16,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:36:16,525 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:36:16,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:36:16,527 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:36:16,528 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-11-25 22:36:16,570 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:36:16,570 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:36:16,571 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:36:16,571 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:36:16,572 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:36:16,572 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:36:16,572 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:36:16,572 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:36:16,572 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:36:16,572 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:36:16,573 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:36:16,573 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:36:16,573 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 22:36:16,574 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 22:36:16,574 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:36:16,574 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 22:36:16,574 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 22:36:16,574 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:36:16,575 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 22:36:16,575 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:36:16,575 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 22:36:16,575 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 22:36:16,575 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 22:36:16,575 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:36:16,576 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 22:36:16,576 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 22:36:16,576 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 22:36:16,580 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 22:36:16,580 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:36:16,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:36:16,581 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 22:36:16,581 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:36:16,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:36:16,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:36:16,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:36:16,582 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 22:36:16,583 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 22:36:16,583 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:36:16,583 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 22:36:16,583 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_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02b1c265b98bd14cc97fe77543b4e06699576e2091fa3d4102d013e6b3937418 [2022-11-25 22:36:16,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:36:16,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:36:17,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:36:17,005 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:36:17,005 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:36:17,007 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2022-11-25 22:36:20,029 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:36:20,341 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:36:20,343 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2022-11-25 22:36:20,365 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/bin/utaipan-ByfvJB40ur/data/8e434d993/2ee69fee6a4044cc8b36b7ba49629c5a/FLAGd3619a9f1 [2022-11-25 22:36:20,384 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/bin/utaipan-ByfvJB40ur/data/8e434d993/2ee69fee6a4044cc8b36b7ba49629c5a [2022-11-25 22:36:20,387 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:36:20,388 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:36:20,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:36:20,390 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:36:20,393 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:36:20,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:36:20" (1/1) ... [2022-11-25 22:36:20,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cadf967 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:20, skipping insertion in model container [2022-11-25 22:36:20,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:36:20" (1/1) ... [2022-11-25 22:36:20,403 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:36:20,449 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:36:20,613 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 22:36:21,115 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_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i[75009,75022] [2022-11-25 22:36:21,124 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 22:36:21,124 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 22:36:21,125 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 22:36:21,125 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 22:36:21,126 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 22:36:21,126 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 22:36:21,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:36:21,166 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-25 22:36:21,188 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:36:21,190 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 22:36:21,222 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_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i[75009,75022] [2022-11-25 22:36:21,224 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 22:36:21,225 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 22:36:21,225 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 22:36:21,225 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 22:36:21,226 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 22:36:21,226 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 22:36:21,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:36:21,246 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 22:36:21,264 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 22:36:21,302 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_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i[75009,75022] [2022-11-25 22:36:21,317 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 22:36:21,318 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 22:36:21,318 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 22:36:21,321 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 22:36:21,321 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-11-25 22:36:21,322 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-11-25 22:36:21,331 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:36:21,464 INFO L208 MainTranslator]: Completed translation [2022-11-25 22:36:21,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:21 WrapperNode [2022-11-25 22:36:21,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:36:21,466 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 22:36:21,466 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 22:36:21,466 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 22:36:21,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:21" (1/1) ... [2022-11-25 22:36:21,505 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:21" (1/1) ... [2022-11-25 22:36:21,539 INFO L138 Inliner]: procedures = 472, calls = 52, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 132 [2022-11-25 22:36:21,540 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 22:36:21,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 22:36:21,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 22:36:21,541 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 22:36:21,548 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:21" (1/1) ... [2022-11-25 22:36:21,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:21" (1/1) ... [2022-11-25 22:36:21,556 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:21" (1/1) ... [2022-11-25 22:36:21,556 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:21" (1/1) ... [2022-11-25 22:36:21,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:21" (1/1) ... [2022-11-25 22:36:21,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:21" (1/1) ... [2022-11-25 22:36:21,582 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:21" (1/1) ... [2022-11-25 22:36:21,584 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:21" (1/1) ... [2022-11-25 22:36:21,590 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 22:36:21,591 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 22:36:21,591 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 22:36:21,592 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 22:36:21,592 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:21" (1/1) ... [2022-11-25 22:36:21,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:36:21,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:36:21,636 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 22:36:21,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b0a293-2855-4fae-9d46-c2f9dd67cf6d/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 22:36:21,673 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-25 22:36:21,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 22:36:21,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-25 22:36:21,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-25 22:36:21,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-25 22:36:21,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 22:36:21,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 22:36:21,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 22:36:21,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 22:36:21,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-25 22:36:21,675 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-11-25 22:36:21,675 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-11-25 22:36:21,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 22:36:21,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-25 22:36:21,677 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 22:36:22,064 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 22:36:22,070 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 22:36:22,833 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 22:36:22,868 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 22:36:22,872 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 22:36:22,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:36:22 BoogieIcfgContainer [2022-11-25 22:36:22,875 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 22:36:22,876 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 22:36:22,877 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 22:36:22,880 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 22:36:22,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 10:36:20" (1/3) ... [2022-11-25 22:36:22,881 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50dd4fc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:36:22, skipping insertion in model container [2022-11-25 22:36:22,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:21" (2/3) ... [2022-11-25 22:36:22,882 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50dd4fc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:36:22, skipping insertion in model container [2022-11-25 22:36:22,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:36:22" (3/3) ... [2022-11-25 22:36:22,884 INFO L112 eAbstractionObserver]: Analyzing ICFG race-3_2-container_of-global.i [2022-11-25 22:36:22,905 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 22:36:22,905 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 45 error locations. [2022-11-25 22:36:22,906 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-25 22:36:23,077 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-25 22:36:23,130 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-25 22:36:23,154 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 230 places, 232 transitions, 480 flow [2022-11-25 22:36:23,159 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 230 places, 232 transitions, 480 flow [2022-11-25 22:36:23,161 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 230 places, 232 transitions, 480 flow [2022-11-25 22:36:23,315 INFO L130 PetriNetUnfolder]: 10/289 cut-off events. [2022-11-25 22:36:23,316 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-25 22:36:23,321 INFO L83 FinitePrefix]: Finished finitePrefix Result has 298 conditions, 289 events. 10/289 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 654 event pairs, 0 based on Foata normal form. 0/213 useless extension candidates. Maximal degree in co-relation 167. Up to 4 conditions per place. [2022-11-25 22:36:23,327 INFO L119 LiptonReduction]: Number of co-enabled transitions 4680 [2022-11-25 22:38:12,818 WARN L233 SmtUtils]: Spent 5.98s on a formula simplification. DAG size of input: 136 DAG size of output: 128 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 22:38:21,156 WARN L233 SmtUtils]: Spent 5.61s on a formula simplification. DAG size of input: 146 DAG size of output: 138 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 22:40:00,799 WARN L233 SmtUtils]: Spent 1.51m on a formula simplification. DAG size of input: 218 DAG size of output: 209 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 22:40:36,654 WARN L233 SmtUtils]: Spent 35.85s on a formula simplification that was a NOOP. DAG size: 196 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 22:42:07,837 WARN L233 SmtUtils]: Spent 1.52m on a formula simplification. DAG size of input: 230 DAG size of output: 221 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 22:43:05,199 WARN L233 SmtUtils]: Spent 57.36s on a formula simplification that was a NOOP. DAG size: 197 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 22:43:16,050 WARN L233 SmtUtils]: Spent 10.85s on a formula simplification. DAG size of input: 175 DAG size of output: 166 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 22:43:33,622 WARN L233 SmtUtils]: Spent 13.26s on a formula simplification. DAG size of input: 187 DAG size of output: 178 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 22:43:44,746 WARN L233 SmtUtils]: Spent 11.12s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 22:43:55,778 WARN L233 SmtUtils]: Spent 11.03s on a formula simplification. DAG size of input: 170 DAG size of output: 161 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 22:44:01,142 WARN L233 SmtUtils]: Spent 5.36s on a formula simplification that was a NOOP. DAG size: 155 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 22:44:13,107 WARN L233 SmtUtils]: Spent 11.96s on a formula simplification. DAG size of input: 182 DAG size of output: 173 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 22:44:19,209 WARN L233 SmtUtils]: Spent 6.10s on a formula simplification that was a NOOP. DAG size: 156 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 22:44:32,645 WARN L233 SmtUtils]: Spent 12.95s on a formula simplification. DAG size of input: 163 DAG size of output: 154 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 22:44:38,936 WARN L233 SmtUtils]: Spent 6.29s on a formula simplification that was a NOOP. DAG size: 148 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 22:44:50,978 WARN L233 SmtUtils]: Spent 12.04s on a formula simplification. DAG size of input: 175 DAG size of output: 166 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 22:44:56,059 WARN L233 SmtUtils]: Spent 5.08s on a formula simplification that was a NOOP. DAG size: 149 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 22:45:52,868 WARN L233 SmtUtils]: Spent 49.03s on a formula simplification. DAG size of input: 232 DAG size of output: 231 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 22:46:17,022 WARN L233 SmtUtils]: Spent 24.15s 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 22:47:02,655 WARN L233 SmtUtils]: Spent 45.63s on a formula simplification. DAG size of input: 233 DAG size of output: 232 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 22:47:26,239 WARN L233 SmtUtils]: Spent 23.58s 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 22:51:20,324 WARN L233 SmtUtils]: Spent 3.90m on a formula simplification. DAG size of input: 272 DAG size of output: 267 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)