./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 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/config/AutomizerMemDerefMemtrack.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_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro --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 Automizer --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-8393723 [2022-11-18 18:39:47,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:39:47,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:39:47,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:39:47,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:39:47,843 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:39:47,845 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:39:47,848 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:39:47,850 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:39:47,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:39:47,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:39:47,855 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:39:47,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:39:47,857 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:39:47,859 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:39:47,861 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:39:47,862 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:39:47,864 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:39:47,866 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:39:47,869 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:39:47,872 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:39:47,874 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:39:47,875 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:39:47,877 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:39:47,883 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:39:47,883 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:39:47,884 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:39:47,885 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:39:47,886 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:39:47,888 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:39:47,888 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:39:47,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:39:47,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:39:47,892 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:39:47,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:39:47,895 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:39:47,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:39:47,897 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:39:47,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:39:47,899 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:39:47,900 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:39:47,902 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-18 18:39:47,934 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:39:47,934 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:39:47,935 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:39:47,935 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:39:47,936 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:39:47,937 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:39:47,938 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:39:47,938 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:39:47,938 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:39:47,939 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:39:47,939 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 18:39:47,939 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 18:39:47,940 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:39:47,940 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 18:39:47,940 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:39:47,941 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 18:39:47,941 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 18:39:47,941 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 18:39:47,941 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:39:47,942 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 18:39:47,942 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 18:39:47,942 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:39:47,943 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:39:47,943 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:39:47,943 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:39:47,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:39:47,944 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:39:47,944 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:39:47,944 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 18:39:47,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 18:39:47,945 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_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02b1c265b98bd14cc97fe77543b4e06699576e2091fa3d4102d013e6b3937418 [2022-11-18 18:39:48,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:39:48,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:39:48,330 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:39:48,334 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:39:48,335 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:39:48,336 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2022-11-18 18:39:48,445 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/data/869c08c48/8eb9707845d24ff1ac57133edf4270f9/FLAGfd978e6bb [2022-11-18 18:39:49,253 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:39:49,263 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2022-11-18 18:39:49,295 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/data/869c08c48/8eb9707845d24ff1ac57133edf4270f9/FLAGfd978e6bb [2022-11-18 18:39:49,390 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/data/869c08c48/8eb9707845d24ff1ac57133edf4270f9 [2022-11-18 18:39:49,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:39:49,396 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:39:49,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:39:49,405 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:39:49,410 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:39:49,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:39:49" (1/1) ... [2022-11-18 18:39:49,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18735e27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:49, skipping insertion in model container [2022-11-18 18:39:49,416 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:39:49" (1/1) ... [2022-11-18 18:39:49,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:39:49,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:39:49,846 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-18 18:39:50,721 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_977042f8-e639-4945-bcbd-77dfb2031dc1/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i[75009,75022] [2022-11-18 18:39:50,768 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:39:50,782 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) [2022-11-18 18:39:50,782 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@14c9d88d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:50, skipping insertion in model container [2022-11-18 18:39:50,783 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:39:50,783 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 18:39:50,786 INFO L158 Benchmark]: Toolchain (without parser) took 1388.45ms. Allocated memory was 86.0MB in the beginning and 117.4MB in the end (delta: 31.5MB). Free memory was 49.4MB in the beginning and 87.4MB in the end (delta: -38.1MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2022-11-18 18:39:50,787 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 86.0MB. Free memory was 58.4MB in the beginning and 58.4MB in the end (delta: 27.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:39:50,788 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1378.36ms. Allocated memory was 86.0MB in the beginning and 117.4MB in the end (delta: 31.5MB). Free memory was 49.2MB in the beginning and 87.4MB in the end (delta: -38.2MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2022-11-18 18:39:50,791 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 86.0MB. Free memory was 58.4MB in the beginning and 58.4MB in the end (delta: 27.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1378.36ms. Allocated memory was 86.0MB in the beginning and 117.4MB in the end (delta: 31.5MB). Free memory was 49.2MB in the beginning and 87.4MB in the end (delta: -38.2MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1691]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/config/AutomizerMemDerefMemtrack.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_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro --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 Automizer --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-8393723 [2022-11-18 18:39:53,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:39:53,653 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:39:53,693 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:39:53,694 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:39:53,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:39:53,703 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:39:53,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:39:53,715 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:39:53,719 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:39:53,722 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:39:53,727 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:39:53,727 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:39:53,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:39:53,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:39:53,741 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:39:53,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:39:53,745 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:39:53,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:39:53,750 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:39:53,762 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:39:53,770 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:39:53,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:39:53,772 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:39:53,777 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:39:53,781 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:39:53,781 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:39:53,783 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:39:53,783 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:39:53,786 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:39:53,787 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:39:53,788 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:39:53,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:39:53,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:39:53,793 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:39:53,794 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:39:53,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:39:53,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:39:53,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:39:53,799 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:39:53,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:39:53,801 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-18 18:39:53,868 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:39:53,868 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:39:53,870 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:39:53,871 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:39:53,872 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:39:53,872 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:39:53,874 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:39:53,875 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:39:53,875 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:39:53,875 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:39:53,877 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 18:39:53,877 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 18:39:53,878 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:39:53,878 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 18:39:53,878 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:39:53,878 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 18:39:53,879 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 18:39:53,879 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 18:39:53,879 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:39:53,879 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 18:39:53,880 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-18 18:39:53,880 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-18 18:39:53,880 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 18:39:53,880 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:39:53,881 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:39:53,881 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:39:53,881 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:39:53,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:39:53,882 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:39:53,882 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:39:53,883 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-18 18:39:53,883 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-18 18:39:53,883 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-18 18:39:53,884 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_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02b1c265b98bd14cc97fe77543b4e06699576e2091fa3d4102d013e6b3937418 [2022-11-18 18:39:54,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:39:54,455 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:39:54,458 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:39:54,460 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:39:54,463 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:39:54,465 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2022-11-18 18:39:54,558 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/data/8ecfe38e2/4040b4c28ed64aa19747e47562613cf7/FLAGb95a3a860 [2022-11-18 18:39:55,528 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:39:55,529 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2022-11-18 18:39:55,571 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/data/8ecfe38e2/4040b4c28ed64aa19747e47562613cf7/FLAGb95a3a860 [2022-11-18 18:39:55,646 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/data/8ecfe38e2/4040b4c28ed64aa19747e47562613cf7 [2022-11-18 18:39:55,651 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:39:55,656 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:39:55,660 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:39:55,660 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:39:55,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:39:55,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:39:55" (1/1) ... [2022-11-18 18:39:55,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f99fc87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:55, skipping insertion in model container [2022-11-18 18:39:55,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:39:55" (1/1) ... [2022-11-18 18:39:55,680 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:39:55,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:39:56,028 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-18 18:39:56,948 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_977042f8-e639-4945-bcbd-77dfb2031dc1/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i[75009,75022] [2022-11-18 18:39:57,021 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:39:57,061 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-18 18:39:57,082 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:39:57,085 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-18 18:39:57,158 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_977042f8-e639-4945-bcbd-77dfb2031dc1/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i[75009,75022] [2022-11-18 18:39:57,196 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:39:57,213 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 18:39:57,227 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-18 18:39:57,286 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_977042f8-e639-4945-bcbd-77dfb2031dc1/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i[75009,75022] [2022-11-18 18:39:57,317 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:39:57,464 INFO L208 MainTranslator]: Completed translation [2022-11-18 18:39:57,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:57 WrapperNode [2022-11-18 18:39:57,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:39:57,466 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 18:39:57,467 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 18:39:57,467 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 18:39:57,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:57" (1/1) ... [2022-11-18 18:39:57,518 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:57" (1/1) ... [2022-11-18 18:39:57,567 INFO L138 Inliner]: procedures = 472, calls = 52, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 132 [2022-11-18 18:39:57,568 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 18:39:57,569 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 18:39:57,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 18:39:57,569 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 18:39:57,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:57" (1/1) ... [2022-11-18 18:39:57,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:57" (1/1) ... [2022-11-18 18:39:57,592 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:57" (1/1) ... [2022-11-18 18:39:57,593 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:57" (1/1) ... [2022-11-18 18:39:57,631 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:57" (1/1) ... [2022-11-18 18:39:57,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:57" (1/1) ... [2022-11-18 18:39:57,648 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:57" (1/1) ... [2022-11-18 18:39:57,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:57" (1/1) ... [2022-11-18 18:39:57,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 18:39:57,691 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 18:39:57,691 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 18:39:57,691 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 18:39:57,693 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:57" (1/1) ... [2022-11-18 18:39:57,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:39:57,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:39:57,733 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 18:39:57,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977042f8-e639-4945-bcbd-77dfb2031dc1/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 18:39:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-18 18:39:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 18:39:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-18 18:39:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-18 18:39:57,789 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-18 18:39:57,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 18:39:57,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 18:39:57,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 18:39:57,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 18:39:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-18 18:39:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-11-18 18:39:57,790 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-11-18 18:39:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 18:39:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-18 18:39:57,793 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-18 18:39:58,373 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 18:39:58,387 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 18:39:59,309 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 18:39:59,336 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 18:39:59,337 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-18 18:39:59,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:39:59 BoogieIcfgContainer [2022-11-18 18:39:59,340 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 18:39:59,343 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 18:39:59,344 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 18:39:59,348 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 18:39:59,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:39:55" (1/3) ... [2022-11-18 18:39:59,372 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@707f1a77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:39:59, skipping insertion in model container [2022-11-18 18:39:59,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:39:57" (2/3) ... [2022-11-18 18:39:59,373 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@707f1a77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:39:59, skipping insertion in model container [2022-11-18 18:39:59,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:39:59" (3/3) ... [2022-11-18 18:39:59,375 INFO L112 eAbstractionObserver]: Analyzing ICFG race-3_2-container_of-global.i [2022-11-18 18:39:59,401 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 18:39:59,401 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 45 error locations. [2022-11-18 18:39:59,401 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-18 18:39:59,570 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-18 18:39:59,639 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-18 18:39:59,658 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 230 places, 232 transitions, 480 flow [2022-11-18 18:39:59,662 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 230 places, 232 transitions, 480 flow [2022-11-18 18:39:59,664 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 230 places, 232 transitions, 480 flow [2022-11-18 18:39:59,875 INFO L130 PetriNetUnfolder]: 10/289 cut-off events. [2022-11-18 18:39:59,875 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-18 18:39:59,884 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 658 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. [2022-11-18 18:39:59,890 INFO L119 LiptonReduction]: Number of co-enabled transitions 4680 [2022-11-18 18:40:11,554 WARN L233 SmtUtils]: Spent 5.73s on a formula simplification. DAG size of input: 109 DAG size of output: 106 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:40:19,175 WARN L233 SmtUtils]: Spent 5.87s on a formula simplification. DAG size of input: 109 DAG size of output: 106 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:41:53,612 WARN L233 SmtUtils]: Spent 5.98s on a formula simplification. DAG size of input: 125 DAG size of output: 122 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:42:41,643 WARN L233 SmtUtils]: Spent 7.71s on a formula simplification. DAG size of input: 140 DAG size of output: 132 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:42:53,500 WARN L233 SmtUtils]: Spent 7.59s on a formula simplification. DAG size of input: 147 DAG size of output: 139 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:43:16,019 WARN L233 SmtUtils]: Spent 18.92s on a formula simplification that was a NOOP. DAG size: 211 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:43:33,579 WARN L233 SmtUtils]: Spent 17.56s on a formula simplification that was a NOOP. DAG size: 211 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:43:42,500 WARN L233 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 218 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:43:52,454 WARN L233 SmtUtils]: Spent 9.95s on a formula simplification that was a NOOP. DAG size: 218 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:44:35,765 WARN L233 SmtUtils]: Spent 43.25s on a formula simplification. DAG size of input: 246 DAG size of output: 237 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:44:58,351 WARN L233 SmtUtils]: Spent 22.57s 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) [2022-11-18 18:45:49,596 WARN L233 SmtUtils]: Spent 51.24s on a formula simplification. DAG size of input: 261 DAG size of output: 250 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:46:14,423 WARN L233 SmtUtils]: Spent 24.82s 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) [2022-11-18 18:49:53,957 WARN L233 SmtUtils]: Spent 3.63m on a formula simplification. DAG size of input: 293 DAG size of output: 280 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:51:28,236 WARN L233 SmtUtils]: Spent 1.57m on a formula simplification that was a NOOP. DAG size: 259 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:54:31,434 WARN L233 SmtUtils]: Spent 3.05m on a formula simplification. DAG size of input: 308 DAG size of output: 293 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)