./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-races/race-2_3-container_of.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e04fb08f 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_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-2_3-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8 --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 a7e4b13d10edb91f551b46ac7114aaff2ae2d5e1278c432e05cda4c2eb58cb60 --- 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-e04fb08 [2022-11-16 11:10:07,245 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:10:07,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:10:07,280 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:10:07,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:10:07,284 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:10:07,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:10:07,289 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:10:07,292 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:10:07,298 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:10:07,300 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:10:07,302 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:10:07,302 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:10:07,305 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:10:07,306 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:10:07,308 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:10:07,309 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:10:07,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:10:07,311 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:10:07,318 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:10:07,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:10:07,321 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:10:07,324 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:10:07,325 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:10:07,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:10:07,334 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:10:07,334 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:10:07,336 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:10:07,336 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:10:07,337 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:10:07,338 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:10:07,339 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:10:07,341 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:10:07,343 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:10:07,344 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:10:07,344 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:10:07,345 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:10:07,345 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:10:07,345 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:10:07,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:10:07,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:10:07,347 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-16 11:10:07,374 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:10:07,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:10:07,375 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:10:07,375 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:10:07,376 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:10:07,376 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:10:07,377 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:10:07,377 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:10:07,377 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:10:07,377 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:10:07,378 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:10:07,378 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:10:07,378 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:10:07,378 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:10:07,379 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:10:07,379 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 11:10:07,379 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 11:10:07,379 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 11:10:07,380 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:10:07,380 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 11:10:07,380 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:10:07,380 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:10:07,381 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:10:07,381 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:10:07,381 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:10:07,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:10:07,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:10:07,382 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:10:07,382 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:10:07,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 11:10:07,383 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_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7e4b13d10edb91f551b46ac7114aaff2ae2d5e1278c432e05cda4c2eb58cb60 [2022-11-16 11:10:07,670 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:10:07,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:10:07,701 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:10:07,703 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:10:07,704 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:10:07,705 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/ldv-races/race-2_3-container_of.i [2022-11-16 11:10:07,797 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/data/5d24cdfe2/6e6c5a0af80b49a6850cf23c05d1a466/FLAG0a2af5658 [2022-11-16 11:10:08,336 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:10:08,336 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/sv-benchmarks/c/ldv-races/race-2_3-container_of.i [2022-11-16 11:10:08,359 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/data/5d24cdfe2/6e6c5a0af80b49a6850cf23c05d1a466/FLAG0a2af5658 [2022-11-16 11:10:08,643 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/data/5d24cdfe2/6e6c5a0af80b49a6850cf23c05d1a466 [2022-11-16 11:10:08,645 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:10:08,647 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:10:08,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:10:08,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:10:08,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:10:08,656 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:10:08" (1/1) ... [2022-11-16 11:10:08,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ca50bf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:10:08, skipping insertion in model container [2022-11-16 11:10:08,659 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:10:08" (1/1) ... [2022-11-16 11:10:08,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:10:08,729 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:10:08,923 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 11:10:09,548 WARN L229 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_0943ae40-2dae-4438-8b9e-b4c6dc463f05/sv-benchmarks/c/ldv-races/race-2_3-container_of.i[75002,75015] [2022-11-16 11:10:09,591 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:10:09,602 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) [2022-11-16 11:10:09,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3013ccb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:10:09, skipping insertion in model container [2022-11-16 11:10:09,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:10:09,603 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 11:10:09,605 INFO L158 Benchmark]: Toolchain (without parser) took 957.02ms. Allocated memory was 92.3MB in the beginning and 125.8MB in the end (delta: 33.6MB). Free memory was 55.5MB in the beginning and 94.3MB in the end (delta: -38.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 11:10:09,606 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 92.3MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:10:09,607 INFO L158 Benchmark]: CACSL2BoogieTranslator took 952.21ms. Allocated memory was 92.3MB in the beginning and 125.8MB in the end (delta: 33.6MB). Free memory was 55.3MB in the beginning and 94.3MB in the end (delta: -39.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 11:10:09,608 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 92.3MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 952.21ms. Allocated memory was 92.3MB in the beginning and 125.8MB in the end (delta: 33.6MB). Free memory was 55.3MB in the beginning and 94.3MB in the end (delta: -39.0MB). Peak memory consumption was 12.6MB. 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_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-2_3-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8 --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 a7e4b13d10edb91f551b46ac7114aaff2ae2d5e1278c432e05cda4c2eb58cb60 --- 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-e04fb08 [2022-11-16 11:10:11,691 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:10:11,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:10:11,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:10:11,731 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:10:11,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:10:11,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:10:11,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:10:11,745 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:10:11,748 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:10:11,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:10:11,751 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:10:11,753 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:10:11,758 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:10:11,759 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:10:11,760 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:10:11,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:10:11,764 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:10:11,766 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:10:11,771 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:10:11,777 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:10:11,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:10:11,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:10:11,780 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:10:11,783 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:10:11,783 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:10:11,784 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:10:11,785 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:10:11,785 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:10:11,786 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:10:11,786 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:10:11,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:10:11,788 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:10:11,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:10:11,789 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:10:11,790 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:10:11,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:10:11,793 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:10:11,793 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:10:11,795 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:10:11,796 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:10:11,801 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-16 11:10:11,859 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:10:11,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:10:11,861 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:10:11,861 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:10:11,862 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:10:11,862 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:10:11,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:10:11,864 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:10:11,864 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:10:11,864 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:10:11,864 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:10:11,865 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:10:11,865 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:10:11,865 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:10:11,865 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:10:11,865 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 11:10:11,865 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 11:10:11,866 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 11:10:11,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:10:11,866 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 11:10:11,866 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 11:10:11,866 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 11:10:11,866 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:10:11,867 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:10:11,867 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:10:11,867 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:10:11,867 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:10:11,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:10:11,868 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:10:11,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:10:11,868 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 11:10:11,868 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 11:10:11,868 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 11:10:11,869 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_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7e4b13d10edb91f551b46ac7114aaff2ae2d5e1278c432e05cda4c2eb58cb60 [2022-11-16 11:10:12,223 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:10:12,245 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:10:12,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:10:12,249 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:10:12,250 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:10:12,252 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/ldv-races/race-2_3-container_of.i [2022-11-16 11:10:12,322 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/data/c6e0bd4e4/807baaf22b364c379de0a77b6addca46/FLAG92fa0d01b [2022-11-16 11:10:13,033 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:10:13,034 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/sv-benchmarks/c/ldv-races/race-2_3-container_of.i [2022-11-16 11:10:13,057 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/data/c6e0bd4e4/807baaf22b364c379de0a77b6addca46/FLAG92fa0d01b [2022-11-16 11:10:13,257 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/data/c6e0bd4e4/807baaf22b364c379de0a77b6addca46 [2022-11-16 11:10:13,259 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:10:13,260 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:10:13,262 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:10:13,262 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:10:13,271 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:10:13,272 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:10:13" (1/1) ... [2022-11-16 11:10:13,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47144b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:10:13, skipping insertion in model container [2022-11-16 11:10:13,273 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:10:13" (1/1) ... [2022-11-16 11:10:13,282 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:10:13,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:10:13,523 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 11:10:14,119 WARN L229 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_0943ae40-2dae-4438-8b9e-b4c6dc463f05/sv-benchmarks/c/ldv-races/race-2_3-container_of.i[75002,75015] [2022-11-16 11:10:14,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:10:14,181 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-16 11:10:14,195 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:10:14,198 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 11:10:14,227 WARN L229 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_0943ae40-2dae-4438-8b9e-b4c6dc463f05/sv-benchmarks/c/ldv-races/race-2_3-container_of.i[75002,75015] [2022-11-16 11:10:14,241 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:10:14,246 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 11:10:14,258 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 11:10:14,311 WARN L229 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_0943ae40-2dae-4438-8b9e-b4c6dc463f05/sv-benchmarks/c/ldv-races/race-2_3-container_of.i[75002,75015] [2022-11-16 11:10:14,334 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:10:14,489 INFO L208 MainTranslator]: Completed translation [2022-11-16 11:10:14,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:10:14 WrapperNode [2022-11-16 11:10:14,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:10:14,491 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 11:10:14,491 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 11:10:14,491 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 11:10:14,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:10:14" (1/1) ... [2022-11-16 11:10:14,533 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:10:14" (1/1) ... [2022-11-16 11:10:14,563 INFO L138 Inliner]: procedures = 473, calls = 63, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 141 [2022-11-16 11:10:14,564 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 11:10:14,565 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 11:10:14,565 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 11:10:14,565 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 11:10:14,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:10:14" (1/1) ... [2022-11-16 11:10:14,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:10:14" (1/1) ... [2022-11-16 11:10:14,584 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:10:14" (1/1) ... [2022-11-16 11:10:14,584 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:10:14" (1/1) ... [2022-11-16 11:10:14,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:10:14" (1/1) ... [2022-11-16 11:10:14,620 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:10:14" (1/1) ... [2022-11-16 11:10:14,626 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:10:14" (1/1) ... [2022-11-16 11:10:14,629 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:10:14" (1/1) ... [2022-11-16 11:10:14,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 11:10:14,636 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 11:10:14,636 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 11:10:14,636 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 11:10:14,637 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:10:14" (1/1) ... [2022-11-16 11:10:14,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:10:14,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:10:14,675 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 11:10:14,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0943ae40-2dae-4438-8b9e-b4c6dc463f05/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 11:10:14,756 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-16 11:10:14,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 11:10:14,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-16 11:10:14,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-16 11:10:14,757 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-16 11:10:14,757 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-16 11:10:14,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 11:10:14,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 11:10:14,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 11:10:14,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 11:10:14,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-16 11:10:14,758 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-11-16 11:10:14,758 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-11-16 11:10:14,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 11:10:14,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-16 11:10:14,761 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-16 11:10:15,266 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 11:10:15,268 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 11:10:16,014 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 11:10:16,070 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 11:10:16,070 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-16 11:10:16,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:10:16 BoogieIcfgContainer [2022-11-16 11:10:16,075 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 11:10:16,077 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 11:10:16,078 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 11:10:16,081 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 11:10:16,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 11:10:13" (1/3) ... [2022-11-16 11:10:16,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1eddc0ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:10:16, skipping insertion in model container [2022-11-16 11:10:16,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:10:14" (2/3) ... [2022-11-16 11:10:16,083 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1eddc0ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:10:16, skipping insertion in model container [2022-11-16 11:10:16,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:10:16" (3/3) ... [2022-11-16 11:10:16,092 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_3-container_of.i [2022-11-16 11:10:16,131 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 11:10:16,131 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 49 error locations. [2022-11-16 11:10:16,133 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-16 11:10:16,253 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-16 11:10:16,305 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-16 11:10:16,325 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 225 places, 225 transitions, 466 flow [2022-11-16 11:10:16,331 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 225 places, 225 transitions, 466 flow [2022-11-16 11:10:16,333 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 225 places, 225 transitions, 466 flow [2022-11-16 11:10:16,499 INFO L130 PetriNetUnfolder]: 8/282 cut-off events. [2022-11-16 11:10:16,500 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-16 11:10:16,507 INFO L83 FinitePrefix]: Finished finitePrefix Result has 291 conditions, 282 events. 8/282 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 731 event pairs, 0 based on Foata normal form. 0/204 useless extension candidates. Maximal degree in co-relation 142. Up to 4 conditions per place. [2022-11-16 11:10:16,515 INFO L119 LiptonReduction]: Number of co-enabled transitions 7144 [2022-11-16 11:11:31,915 WARN L233 SmtUtils]: Spent 5.72s on a formula simplification. DAG size of input: 115 DAG size of output: 114 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:11:40,547 WARN L233 SmtUtils]: Spent 6.49s on a formula simplification. DAG size of input: 115 DAG size of output: 114 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:11:50,113 WARN L233 SmtUtils]: Spent 7.00s on a formula simplification. DAG size of input: 114 DAG size of output: 113 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:11:59,565 WARN L233 SmtUtils]: Spent 6.77s on a formula simplification. DAG size of input: 114 DAG size of output: 113 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:13:06,671 WARN L233 SmtUtils]: Spent 41.52s on a formula simplification that was a NOOP. DAG size: 169 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:13:40,703 WARN L233 SmtUtils]: Spent 34.03s on a formula simplification that was a NOOP. DAG size: 167 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:14:13,414 WARN L233 SmtUtils]: Spent 32.71s on a formula simplification that was a NOOP. DAG size: 169 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:14:48,713 WARN L233 SmtUtils]: Spent 35.30s on a formula simplification that was a NOOP. DAG size: 167 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:15:30,224 WARN L233 SmtUtils]: Spent 5.77s on a formula simplification that was a NOOP. DAG size: 130 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:15:36,111 WARN L233 SmtUtils]: Spent 5.89s on a formula simplification that was a NOOP. DAG size: 128 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:15:45,813 WARN L233 SmtUtils]: Spent 5.29s on a formula simplification that was a NOOP. DAG size: 128 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:15:51,661 WARN L233 SmtUtils]: Spent 5.85s on a formula simplification that was a NOOP. DAG size: 133 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:15:56,925 WARN L233 SmtUtils]: Spent 5.26s on a formula simplification that was a NOOP. DAG size: 131 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:17:15,252 WARN L233 SmtUtils]: Spent 51.94s on a formula simplification that was a NOOP. DAG size: 179 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:18:08,439 WARN L233 SmtUtils]: Spent 53.19s on a formula simplification that was a NOOP. DAG size: 177 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:18:53,353 WARN L233 SmtUtils]: Spent 44.91s on a formula simplification that was a NOOP. DAG size: 179 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:19:42,842 WARN L233 SmtUtils]: Spent 49.49s on a formula simplification that was a NOOP. DAG size: 177 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:20:45,324 WARN L233 SmtUtils]: Spent 42.79s on a formula simplification. DAG size of input: 220 DAG size of output: 212 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:21:08,958 WARN L233 SmtUtils]: Spent 23.63s on a formula simplification that was a NOOP. DAG size: 208 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:21:46,853 WARN L233 SmtUtils]: Spent 37.89s on a formula simplification. DAG size of input: 220 DAG size of output: 212 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:22:02,997 WARN L233 SmtUtils]: Spent 16.14s on a formula simplification that was a NOOP. DAG size: 208 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 11:25:35,373 WARN L233 SmtUtils]: Spent 3.53m on a formula simplification. DAG size of input: 261 DAG size of output: 246 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)