./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8393723b 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_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS --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 79b55bbc1c83a113dd61cfbd1c59324170026eea9fc3fed8c2e488e492b32e33 --- 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-8393723 [2022-11-19 08:08:32,279 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:08:32,281 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:08:32,308 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:08:32,310 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:08:32,311 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:08:32,315 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:08:32,318 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:08:32,324 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:08:32,332 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:08:32,333 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:08:32,335 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:08:32,335 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:08:32,336 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:08:32,338 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:08:32,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:08:32,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:08:32,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:08:32,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:08:32,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:08:32,359 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:08:32,362 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:08:32,363 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:08:32,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:08:32,373 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:08:32,374 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:08:32,374 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:08:32,375 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:08:32,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:08:32,381 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:08:32,381 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:08:32,382 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:08:32,384 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:08:32,385 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:08:32,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:08:32,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:08:32,390 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:08:32,390 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:08:32,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:08:32,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:08:32,392 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:08:32,393 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-11-19 08:08:32,437 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:08:32,438 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:08:32,439 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:08:32,439 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:08:32,440 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:08:32,440 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:08:32,441 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:08:32,441 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:08:32,441 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:08:32,441 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 08:08:32,443 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:08:32,443 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:08:32,443 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 08:08:32,443 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 08:08:32,444 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:08:32,444 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 08:08:32,444 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 08:08:32,445 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 08:08:32,445 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-19 08:08:32,446 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-19 08:08:32,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:08:32,448 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 08:08:32,448 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 08:08:32,448 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 08:08:32,449 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 08:08:32,449 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:08:32,449 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-19 08:08:32,449 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-19 08:08:32,450 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-19 08:08:32,450 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:08:32,450 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 08:08:32,451 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 08:08:32,451 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:08:32,451 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:08:32,452 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:08:32,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:08:32,452 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:08:32,452 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 08:08:32,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:08:32,453 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 08:08:32,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 08:08:32,453 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:08:32,454 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_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79b55bbc1c83a113dd61cfbd1c59324170026eea9fc3fed8c2e488e492b32e33 [2022-11-19 08:08:32,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:08:32,826 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:08:32,829 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:08:32,831 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:08:32,832 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:08:32,833 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i [2022-11-19 08:08:32,926 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/data/23b88d121/a3edbac4439b4f6cb3e32ddc5349ce93/FLAG8f6b9e1fb [2022-11-19 08:08:33,675 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:08:33,676 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i [2022-11-19 08:08:33,707 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/data/23b88d121/a3edbac4439b4f6cb3e32ddc5349ce93/FLAG8f6b9e1fb [2022-11-19 08:08:33,864 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/data/23b88d121/a3edbac4439b4f6cb3e32ddc5349ce93 [2022-11-19 08:08:33,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:08:33,868 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:08:33,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:08:33,871 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:08:33,875 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:08:33,876 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:08:33" (1/1) ... [2022-11-19 08:08:33,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9875d7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:08:33, skipping insertion in model container [2022-11-19 08:08:33,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:08:33" (1/1) ... [2022-11-19 08:08:33,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:08:33,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:08:34,941 WARN L234 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_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i[76084,76097] [2022-11-19 08:08:35,018 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:08:35,031 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) [2022-11-19 08:08:35,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2e04f5c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:08:35, skipping insertion in model container [2022-11-19 08:08:35,032 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:08:35,032 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 08:08:35,034 INFO L158 Benchmark]: Toolchain (without parser) took 1164.95ms. Allocated memory is still 130.0MB. Free memory was 92.6MB in the beginning and 97.1MB in the end (delta: -4.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-19 08:08:35,036 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 88.1MB. Free memory was 41.0MB in the beginning and 41.0MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 08:08:35,038 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1161.62ms. Allocated memory is still 130.0MB. Free memory was 92.3MB in the beginning and 97.1MB in the end (delta: -4.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-19 08:08:35,040 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 88.1MB. Free memory was 41.0MB in the beginning and 41.0MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1161.62ms. Allocated memory is still 130.0MB. Free memory was 92.3MB in the beginning and 97.1MB in the end (delta: -4.7MB). Peak memory consumption was 12.6MB. 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS --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 79b55bbc1c83a113dd61cfbd1c59324170026eea9fc3fed8c2e488e492b32e33 --- 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-8393723 [2022-11-19 08:08:37,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:08:37,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:08:37,426 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:08:37,427 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:08:37,428 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:08:37,430 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:08:37,432 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:08:37,434 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:08:37,435 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:08:37,436 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:08:37,438 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:08:37,438 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:08:37,440 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:08:37,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:08:37,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:08:37,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:08:37,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:08:37,446 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:08:37,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:08:37,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:08:37,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:08:37,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:08:37,456 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:08:37,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:08:37,461 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:08:37,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:08:37,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:08:37,464 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:08:37,465 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:08:37,465 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:08:37,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:08:37,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:08:37,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:08:37,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:08:37,470 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:08:37,471 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:08:37,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:08:37,472 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:08:37,473 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:08:37,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:08:37,475 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-11-19 08:08:37,519 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:08:37,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:08:37,520 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:08:37,520 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:08:37,521 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:08:37,521 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:08:37,521 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:08:37,521 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:08:37,522 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:08:37,522 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:08:37,522 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:08:37,523 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:08:37,524 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-19 08:08:37,525 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-19 08:08:37,525 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:08:37,526 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 08:08:37,526 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 08:08:37,526 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 08:08:37,527 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 08:08:37,529 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:08:37,529 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-19 08:08:37,530 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-19 08:08:37,530 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-19 08:08:37,530 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:08:37,531 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 08:08:37,534 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 08:08:37,534 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 08:08:37,535 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 08:08:37,535 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:08:37,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:08:37,536 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 08:08:37,536 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:08:37,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:08:37,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:08:37,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:08:37,537 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 08:08:37,537 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 08:08:37,537 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:08:37,539 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 08:08:37,540 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_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79b55bbc1c83a113dd61cfbd1c59324170026eea9fc3fed8c2e488e492b32e33 [2022-11-19 08:08:37,996 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:08:38,029 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:08:38,033 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:08:38,035 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:08:38,036 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:08:38,043 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i [2022-11-19 08:08:38,146 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/data/8e5a13c56/d8b0f6aad3db476d9152619d63eca649/FLAG953771768 [2022-11-19 08:08:39,003 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:08:39,003 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i [2022-11-19 08:08:39,029 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/data/8e5a13c56/d8b0f6aad3db476d9152619d63eca649/FLAG953771768 [2022-11-19 08:08:39,105 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/data/8e5a13c56/d8b0f6aad3db476d9152619d63eca649 [2022-11-19 08:08:39,108 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:08:39,110 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:08:39,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:08:39,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:08:39,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:08:39,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:08:39" (1/1) ... [2022-11-19 08:08:39,125 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c98e3e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:08:39, skipping insertion in model container [2022-11-19 08:08:39,126 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:08:39" (1/1) ... [2022-11-19 08:08:39,135 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:08:39,220 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:08:40,374 WARN L234 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_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i[76084,76097] [2022-11-19 08:08:40,441 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:08:40,469 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-19 08:08:40,490 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:08:40,557 WARN L234 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_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i[76084,76097] [2022-11-19 08:08:40,580 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:08:40,594 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 08:08:40,693 WARN L234 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_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i[76084,76097] [2022-11-19 08:08:40,718 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:08:40,888 INFO L208 MainTranslator]: Completed translation [2022-11-19 08:08:40,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:08:40 WrapperNode [2022-11-19 08:08:40,889 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:08:40,890 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 08:08:40,891 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 08:08:40,891 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 08:08:40,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:08:40" (1/1) ... [2022-11-19 08:08:40,962 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:08:40" (1/1) ... [2022-11-19 08:08:41,023 INFO L138 Inliner]: procedures = 486, calls = 46, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 132 [2022-11-19 08:08:41,023 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 08:08:41,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 08:08:41,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 08:08:41,025 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 08:08:41,036 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:08:40" (1/1) ... [2022-11-19 08:08:41,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:08:40" (1/1) ... [2022-11-19 08:08:41,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:08:40" (1/1) ... [2022-11-19 08:08:41,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:08:40" (1/1) ... [2022-11-19 08:08:41,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:08:40" (1/1) ... [2022-11-19 08:08:41,095 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:08:40" (1/1) ... [2022-11-19 08:08:41,101 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:08:40" (1/1) ... [2022-11-19 08:08:41,106 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:08:40" (1/1) ... [2022-11-19 08:08:41,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 08:08:41,135 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 08:08:41,135 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 08:08:41,136 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 08:08:41,137 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:08:40" (1/1) ... [2022-11-19 08:08:41,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:08:41,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:08:41,173 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 08:08:41,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b95f5b29-d9b4-449e-ac40-cdbb89375f5c/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 08:08:41,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 08:08:41,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-19 08:08:41,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-19 08:08:41,232 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-19 08:08:41,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 08:08:41,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 08:08:41,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 08:08:41,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 08:08:41,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-19 08:08:41,233 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-11-19 08:08:41,233 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-11-19 08:08:41,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 08:08:41,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-19 08:08:41,236 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-19 08:08:41,762 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 08:08:41,765 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 08:08:42,518 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 08:08:42,528 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 08:08:42,528 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-19 08:08:42,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:08:42 BoogieIcfgContainer [2022-11-19 08:08:42,531 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 08:08:42,534 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 08:08:42,534 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 08:08:42,538 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 08:08:42,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:08:39" (1/3) ... [2022-11-19 08:08:42,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c58ee3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:08:42, skipping insertion in model container [2022-11-19 08:08:42,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:08:40" (2/3) ... [2022-11-19 08:08:42,540 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c58ee3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:08:42, skipping insertion in model container [2022-11-19 08:08:42,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:08:42" (3/3) ... [2022-11-19 08:08:42,542 INFO L112 eAbstractionObserver]: Analyzing ICFG race-3_1-container_of-global.i [2022-11-19 08:08:42,572 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 08:08:42,572 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 45 error locations. [2022-11-19 08:08:42,573 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-19 08:08:42,703 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-19 08:08:42,758 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-19 08:08:42,794 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 238 places, 240 transitions, 496 flow [2022-11-19 08:08:42,806 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 238 places, 240 transitions, 496 flow [2022-11-19 08:08:42,809 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 238 places, 240 transitions, 496 flow [2022-11-19 08:08:42,988 INFO L130 PetriNetUnfolder]: 10/297 cut-off events. [2022-11-19 08:08:42,989 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-19 08:08:43,001 INFO L83 FinitePrefix]: Finished finitePrefix Result has 306 conditions, 297 events. 10/297 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 712 event pairs, 0 based on Foata normal form. 0/221 useless extension candidates. Maximal degree in co-relation 171. Up to 4 conditions per place. [2022-11-19 08:08:43,006 INFO L119 LiptonReduction]: Number of co-enabled transitions 6080 [2022-11-19 08:09:17,951 WARN L233 SmtUtils]: Spent 5.37s on a formula simplification. DAG size of input: 119 DAG size of output: 117 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:09:25,891 WARN L233 SmtUtils]: Spent 5.66s on a formula simplification. DAG size of input: 119 DAG size of output: 117 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:10:07,494 WARN L233 SmtUtils]: Spent 5.90s on a formula simplification. DAG size of input: 128 DAG size of output: 126 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:10:16,017 WARN L233 SmtUtils]: Spent 5.89s on a formula simplification. DAG size of input: 128 DAG size of output: 126 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:10:54,744 WARN L233 SmtUtils]: Spent 11.23s on a formula simplification. DAG size of input: 165 DAG size of output: 163 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:10:59,765 WARN L233 SmtUtils]: Spent 5.02s 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) [2022-11-19 08:11:11,819 WARN L233 SmtUtils]: Spent 12.05s on a formula simplification. DAG size of input: 174 DAG size of output: 170 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:11:16,889 WARN L233 SmtUtils]: Spent 5.07s on a formula simplification that was a NOOP. DAG size: 154 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:11:24,995 WARN L233 SmtUtils]: Spent 8.10s on a formula simplification. DAG size of input: 153 DAG size of output: 151 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:11:38,104 WARN L233 SmtUtils]: Spent 9.49s on a formula simplification. DAG size of input: 162 DAG size of output: 158 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:13:12,282 WARN L233 SmtUtils]: Spent 1.49m on a formula simplification. DAG size of input: 208 DAG size of output: 206 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:13:51,031 WARN L233 SmtUtils]: Spent 38.75s on a formula simplification that was a NOOP. DAG size: 184 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:16:08,684 WARN L233 SmtUtils]: Spent 2.29m on a formula simplification. DAG size of input: 217 DAG size of output: 213 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:16:56,710 WARN L233 SmtUtils]: Spent 48.02s on a formula simplification that was a NOOP. DAG size: 190 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:17:06,851 WARN L233 SmtUtils]: Spent 9.83s on a formula simplification. DAG size of input: 160 DAG size of output: 158 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:17:21,921 WARN L233 SmtUtils]: Spent 11.19s on a formula simplification. DAG size of input: 169 DAG size of output: 165 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:18:12,472 WARN L233 SmtUtils]: Spent 45.47s on a formula simplification. DAG size of input: 236 DAG size of output: 228 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:18:36,374 WARN L233 SmtUtils]: Spent 23.90s on a formula simplification that was a NOOP. DAG size: 222 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:19:04,855 WARN L233 SmtUtils]: Spent 28.48s on a formula simplification. DAG size of input: 242 DAG size of output: 234 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:19:19,342 WARN L233 SmtUtils]: Spent 14.48s 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) [2022-11-19 08:22:12,412 WARN L233 SmtUtils]: Spent 2.88m on a formula simplification. DAG size of input: 276 DAG size of output: 261 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 08:23:33,949 WARN L233 SmtUtils]: Spent 1.36m on a formula simplification that was a NOOP. DAG size: 251 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)