./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 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN/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_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN --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-6b4ec56 [2022-11-20 11:39:42,639 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:39:42,642 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:39:42,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:39:42,686 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:39:42,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:39:42,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:39:42,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:39:42,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:39:42,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:39:42,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:39:42,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:39:42,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:39:42,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:39:42,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:39:42,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:39:42,699 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:39:42,700 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:39:42,702 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:39:42,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:39:42,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:39:42,707 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:39:42,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:39:42,709 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:39:42,713 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:39:42,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:39:42,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:39:42,714 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:39:42,715 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:39:42,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:39:42,716 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:39:42,717 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:39:42,718 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:39:42,719 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:39:42,720 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:39:42,720 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:39:42,721 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:39:42,721 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:39:42,722 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:39:42,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:39:42,723 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:39:42,724 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-20 11:39:42,749 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:39:42,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:39:42,750 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:39:42,751 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:39:42,751 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:39:42,751 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:39:42,752 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:39:42,752 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:39:42,753 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:39:42,753 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:39:42,753 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 11:39:42,753 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 11:39:42,754 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:39:42,754 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 11:39:42,754 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:39:42,754 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 11:39:42,754 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 11:39:42,755 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 11:39:42,755 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:39:42,755 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 11:39:42,755 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 11:39:42,755 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:39:42,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:39:42,756 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:39:42,756 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:39:42,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:39:42,757 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:39:42,757 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:39:42,757 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 11:39:42,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 11:39:42,757 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_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7e4b13d10edb91f551b46ac7114aaff2ae2d5e1278c432e05cda4c2eb58cb60 [2022-11-20 11:39:43,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:39:43,046 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:39:43,048 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:39:43,050 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:39:43,050 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:39:43,052 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-races/race-2_3-container_of.i [2022-11-20 11:39:46,158 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:39:46,516 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:39:46,516 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/sv-benchmarks/c/ldv-races/race-2_3-container_of.i [2022-11-20 11:39:46,538 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN/data/af6d60340/40dba909dff44749bf8d9fd16e8df85b/FLAGf82da8a38 [2022-11-20 11:39:46,553 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN/data/af6d60340/40dba909dff44749bf8d9fd16e8df85b [2022-11-20 11:39:46,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:39:46,558 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:39:46,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:39:46,560 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:39:46,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:39:46,565 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:39:46" (1/1) ... [2022-11-20 11:39:46,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@efd23c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:39:46, skipping insertion in model container [2022-11-20 11:39:46,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:39:46" (1/1) ... [2022-11-20 11:39:46,574 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:39:46,687 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:39:46,831 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 11:39:47,321 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/sv-benchmarks/c/ldv-races/race-2_3-container_of.i[75002,75015] [2022-11-20 11:39:47,361 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:39:47,374 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) [2022-11-20 11:39:47,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@434aaac2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:39:47, skipping insertion in model container [2022-11-20 11:39:47,375 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:39:47,376 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 11:39:47,378 INFO L158 Benchmark]: Toolchain (without parser) took 819.16ms. Allocated memory was 138.4MB in the beginning and 195.0MB in the end (delta: 56.6MB). Free memory was 72.5MB in the beginning and 151.8MB in the end (delta: -79.3MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2022-11-20 11:39:47,379 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 138.4MB. Free memory is still 109.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:39:47,380 INFO L158 Benchmark]: CACSL2BoogieTranslator took 816.08ms. Allocated memory was 138.4MB in the beginning and 195.0MB in the end (delta: 56.6MB). Free memory was 72.3MB in the beginning and 151.8MB in the end (delta: -79.5MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2022-11-20 11:39:47,381 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 138.4MB. Free memory is still 109.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 816.08ms. Allocated memory was 138.4MB in the beginning and 195.0MB in the end (delta: 56.6MB). Free memory was 72.3MB in the beginning and 151.8MB in the end (delta: -79.5MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1691]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN/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_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN --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-6b4ec56 [2022-11-20 11:39:49,734 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:39:49,736 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:39:49,777 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:39:49,777 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:39:49,778 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:39:49,780 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:39:49,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:39:49,783 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:39:49,784 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:39:49,785 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:39:49,786 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:39:49,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:39:49,788 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:39:49,789 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:39:49,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:39:49,791 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:39:49,792 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:39:49,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:39:49,796 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:39:49,797 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:39:49,809 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:39:49,811 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:39:49,812 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:39:49,815 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:39:49,821 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:39:49,821 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:39:49,822 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:39:49,824 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:39:49,825 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:39:49,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:39:49,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:39:49,828 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:39:49,829 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:39:49,833 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:39:49,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:39:49,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:39:49,839 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:39:49,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:39:49,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:39:49,841 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:39:49,842 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-20 11:39:49,866 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:39:49,866 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:39:49,866 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:39:49,866 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:39:49,867 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:39:49,867 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:39:49,868 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:39:49,868 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:39:49,868 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:39:49,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:39:49,869 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 11:39:49,869 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 11:39:49,869 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:39:49,869 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 11:39:49,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:39:49,870 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 11:39:49,870 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 11:39:49,870 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 11:39:49,870 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:39:49,870 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 11:39:49,871 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 11:39:49,871 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 11:39:49,871 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 11:39:49,871 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:39:49,871 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:39:49,872 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:39:49,872 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:39:49,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:39:49,872 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:39:49,873 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:39:49,873 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 11:39:49,873 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 11:39:49,873 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 11:39:49,873 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_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7e4b13d10edb91f551b46ac7114aaff2ae2d5e1278c432e05cda4c2eb58cb60 [2022-11-20 11:39:50,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:39:50,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:39:50,306 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:39:50,307 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:39:50,308 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:39:50,309 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-races/race-2_3-container_of.i [2022-11-20 11:39:53,363 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:39:53,746 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:39:53,747 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/sv-benchmarks/c/ldv-races/race-2_3-container_of.i [2022-11-20 11:39:53,779 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN/data/1782d9f92/3e9370a5faaa49e6a8949e4aea9618c5/FLAG51689b456 [2022-11-20 11:39:53,803 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN/data/1782d9f92/3e9370a5faaa49e6a8949e4aea9618c5 [2022-11-20 11:39:53,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:39:53,812 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:39:53,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:39:53,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:39:53,819 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:39:53,820 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:39:53" (1/1) ... [2022-11-20 11:39:53,821 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b614fd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:39:53, skipping insertion in model container [2022-11-20 11:39:53,821 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:39:53" (1/1) ... [2022-11-20 11:39:53,828 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:39:53,887 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:39:54,019 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 11:39:54,649 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/sv-benchmarks/c/ldv-races/race-2_3-container_of.i[75002,75015] [2022-11-20 11:39:54,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:39:54,758 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 11:39:54,774 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:39:54,780 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 11:39:54,845 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/sv-benchmarks/c/ldv-races/race-2_3-container_of.i[75002,75015] [2022-11-20 11:39:54,870 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:39:54,877 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:39:54,890 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 11:39:54,937 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/sv-benchmarks/c/ldv-races/race-2_3-container_of.i[75002,75015] [2022-11-20 11:39:54,967 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:39:55,151 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:39:55,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:39:55 WrapperNode [2022-11-20 11:39:55,152 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:39:55,153 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:39:55,153 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:39:55,153 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:39:55,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:39:55" (1/1) ... [2022-11-20 11:39:55,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:39:55" (1/1) ... [2022-11-20 11:39:55,258 INFO L138 Inliner]: procedures = 473, calls = 63, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 141 [2022-11-20 11:39:55,259 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:39:55,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:39:55,260 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:39:55,260 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:39:55,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:39:55" (1/1) ... [2022-11-20 11:39:55,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:39:55" (1/1) ... [2022-11-20 11:39:55,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:39:55" (1/1) ... [2022-11-20 11:39:55,296 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:39:55" (1/1) ... [2022-11-20 11:39:55,321 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:39:55" (1/1) ... [2022-11-20 11:39:55,338 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:39:55" (1/1) ... [2022-11-20 11:39:55,343 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:39:55" (1/1) ... [2022-11-20 11:39:55,346 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:39:55" (1/1) ... [2022-11-20 11:39:55,351 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:39:55,359 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:39:55,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:39:55,360 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:39:55,372 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:39:55" (1/1) ... [2022-11-20 11:39:55,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:39:55,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:39:55,410 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 11:39:55,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84a4f308-5cac-4fa8-9d2e-e16f6440d865/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 11:39:55,466 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 11:39:55,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 11:39:55,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 11:39:55,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 11:39:55,467 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 11:39:55,467 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 11:39:55,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 11:39:55,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 11:39:55,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:39:55,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:39:55,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 11:39:55,468 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-11-20 11:39:55,468 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-11-20 11:39:55,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 11:39:55,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 11:39:55,470 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 11:39:55,909 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:39:55,911 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:39:56,528 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:39:56,608 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:39:56,608 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 11:39:56,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:39:56 BoogieIcfgContainer [2022-11-20 11:39:56,611 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 11:39:56,614 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 11:39:56,614 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 11:39:56,617 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 11:39:56,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:39:53" (1/3) ... [2022-11-20 11:39:56,618 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f67eb95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:39:56, skipping insertion in model container [2022-11-20 11:39:56,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:39:55" (2/3) ... [2022-11-20 11:39:56,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f67eb95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:39:56, skipping insertion in model container [2022-11-20 11:39:56,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:39:56" (3/3) ... [2022-11-20 11:39:56,621 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_3-container_of.i [2022-11-20 11:39:56,640 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 11:39:56,640 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 49 error locations. [2022-11-20 11:39:56,641 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-20 11:39:56,733 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-20 11:39:56,768 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-20 11:39:56,806 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 225 places, 225 transitions, 466 flow [2022-11-20 11:39:56,813 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 225 places, 225 transitions, 466 flow [2022-11-20 11:39:56,819 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 225 places, 225 transitions, 466 flow [2022-11-20 11:39:56,980 INFO L130 PetriNetUnfolder]: 8/282 cut-off events. [2022-11-20 11:39:56,982 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-20 11:39:56,988 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. [2022-11-20 11:39:56,996 INFO L119 LiptonReduction]: Number of co-enabled transitions 7144 [2022-11-20 11:41:14,631 WARN L233 SmtUtils]: Spent 5.94s 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) [2022-11-20 11:41:23,754 WARN L233 SmtUtils]: Spent 6.68s 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) [2022-11-20 11:41:33,338 WARN L233 SmtUtils]: Spent 6.82s 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) [2022-11-20 11:41:41,750 WARN L233 SmtUtils]: Spent 5.93s 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) [2022-11-20 11:42:44,008 WARN L233 SmtUtils]: Spent 37.33s 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) [2022-11-20 11:43:13,395 WARN L233 SmtUtils]: Spent 29.39s 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) [2022-11-20 11:43:45,444 WARN L233 SmtUtils]: Spent 32.05s 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) [2022-11-20 11:44:12,485 WARN L233 SmtUtils]: Spent 27.04s 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) [2022-11-20 11:44:52,524 WARN L233 SmtUtils]: Spent 5.60s 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) [2022-11-20 11:44:58,095 WARN L233 SmtUtils]: Spent 5.57s 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) [2022-11-20 11:45:13,524 WARN L233 SmtUtils]: Spent 6.01s 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) [2022-11-20 11:45:19,675 WARN L233 SmtUtils]: Spent 6.15s 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) [2022-11-20 11:45:24,873 WARN L233 SmtUtils]: Spent 5.20s 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) [2022-11-20 11:45:34,654 WARN L233 SmtUtils]: Spent 5.77s on a formula simplification that was a NOOP. DAG size: 138 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:45:40,338 WARN L233 SmtUtils]: Spent 5.68s on a formula simplification that was a NOOP. DAG size: 136 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:45:45,885 WARN L233 SmtUtils]: Spent 5.54s on a formula simplification that was a NOOP. DAG size: 138 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:45:52,439 WARN L233 SmtUtils]: Spent 6.55s on a formula simplification that was a NOOP. DAG size: 136 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:46:40,486 WARN L233 SmtUtils]: Spent 48.04s 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) [2022-11-20 11:47:22,356 WARN L233 SmtUtils]: Spent 41.87s 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) [2022-11-20 11:48:09,832 WARN L233 SmtUtils]: Spent 47.47s 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) [2022-11-20 11:48:49,702 WARN L233 SmtUtils]: Spent 39.87s 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) [2022-11-20 11:49:45,946 WARN L233 SmtUtils]: Spent 36.84s 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) [2022-11-20 11:50:05,220 WARN L233 SmtUtils]: Spent 19.27s 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) [2022-11-20 11:50:39,026 WARN L233 SmtUtils]: Spent 33.80s 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) [2022-11-20 11:50:57,975 WARN L233 SmtUtils]: Spent 18.94s 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) [2022-11-20 11:54:33,511 WARN L233 SmtUtils]: Spent 3.58m 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)