./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-races/race-2_2-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_4a38d7dd-94c1-476d-975c-c731bed3803d/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a38d7dd-94c1-476d-975c-c731bed3803d/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_4a38d7dd-94c1-476d-975c-c731bed3803d/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a38d7dd-94c1-476d-975c-c731bed3803d/bin/uautomizer-ug76WZFUDN/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-2_2-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a38d7dd-94c1-476d-975c-c731bed3803d/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_4a38d7dd-94c1-476d-975c-c731bed3803d/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 dbdd132d1a656eb04120c9309772a096548e218c86a32fc06dd93d5ae981c163 --- 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 09:35:01,923 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 09:35:01,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 09:35:01,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 09:35:01,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 09:35:01,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 09:35:01,973 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 09:35:01,975 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 09:35:01,976 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 09:35:01,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 09:35:01,978 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 09:35:01,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 09:35:01,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 09:35:01,980 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 09:35:01,981 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 09:35:01,982 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 09:35:01,986 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 09:35:01,991 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 09:35:01,993 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 09:35:02,000 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 09:35:02,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 09:35:02,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 09:35:02,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 09:35:02,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 09:35:02,018 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 09:35:02,018 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 09:35:02,018 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 09:35:02,019 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 09:35:02,019 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 09:35:02,020 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 09:35:02,020 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 09:35:02,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 09:35:02,022 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 09:35:02,022 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 09:35:02,023 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 09:35:02,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 09:35:02,024 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 09:35:02,024 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 09:35:02,025 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 09:35:02,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 09:35:02,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 09:35:02,031 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a38d7dd-94c1-476d-975c-c731bed3803d/bin/uautomizer-ug76WZFUDN/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-20 09:35:02,069 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 09:35:02,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 09:35:02,070 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 09:35:02,071 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 09:35:02,071 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 09:35:02,072 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 09:35:02,072 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 09:35:02,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 09:35:02,072 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 09:35:02,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 09:35:02,074 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 09:35:02,074 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 09:35:02,074 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 09:35:02,074 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 09:35:02,074 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 09:35:02,075 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 09:35:02,075 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 09:35:02,075 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 09:35:02,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 09:35:02,075 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 09:35:02,075 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 09:35:02,076 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 09:35:02,076 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 09:35:02,076 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 09:35:02,076 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 09:35:02,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 09:35:02,077 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 09:35:02,077 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 09:35:02,077 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 09:35:02,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 09:35:02,078 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_4a38d7dd-94c1-476d-975c-c731bed3803d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a38d7dd-94c1-476d-975c-c731bed3803d/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbdd132d1a656eb04120c9309772a096548e218c86a32fc06dd93d5ae981c163 [2022-11-20 09:35:02,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 09:35:02,456 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 09:35:02,458 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 09:35:02,459 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 09:35:02,461 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 09:35:02,463 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a38d7dd-94c1-476d-975c-c731bed3803d/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-races/race-2_2-container_of.i [2022-11-20 09:35:05,465 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 09:35:05,848 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 09:35:05,851 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a38d7dd-94c1-476d-975c-c731bed3803d/sv-benchmarks/c/ldv-races/race-2_2-container_of.i [2022-11-20 09:35:05,880 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a38d7dd-94c1-476d-975c-c731bed3803d/bin/uautomizer-ug76WZFUDN/data/04ce9073d/3e0909d5e16f48e89d7799777a8a641d/FLAGd13fe2ca1 [2022-11-20 09:35:05,899 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a38d7dd-94c1-476d-975c-c731bed3803d/bin/uautomizer-ug76WZFUDN/data/04ce9073d/3e0909d5e16f48e89d7799777a8a641d [2022-11-20 09:35:05,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 09:35:05,904 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 09:35:05,907 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 09:35:05,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 09:35:05,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 09:35:05,912 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:35:05" (1/1) ... [2022-11-20 09:35:05,913 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11a7562f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:35:05, skipping insertion in model container [2022-11-20 09:35:05,913 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:35:05" (1/1) ... [2022-11-20 09:35:05,920 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 09:35:05,975 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 09:35:06,147 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 09:35:06,692 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_4a38d7dd-94c1-476d-975c-c731bed3803d/sv-benchmarks/c/ldv-races/race-2_2-container_of.i[75002,75015] [2022-11-20 09:35:06,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:35:06,740 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 09:35:06,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@33c20eed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:35:06, skipping insertion in model container [2022-11-20 09:35:06,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 09:35:06,741 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 09:35:06,747 INFO L158 Benchmark]: Toolchain (without parser) took 838.38ms. Allocated memory is still 157.3MB. Free memory was 110.2MB in the beginning and 115.6MB in the end (delta: -5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 09:35:06,748 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 113.2MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 09:35:06,748 INFO L158 Benchmark]: CACSL2BoogieTranslator took 833.81ms. Allocated memory is still 157.3MB. Free memory was 110.2MB in the beginning and 115.6MB in the end (delta: -5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 09:35:06,750 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 113.2MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 833.81ms. Allocated memory is still 157.3MB. Free memory was 110.2MB in the beginning and 115.6MB in the end (delta: -5.4MB). Peak memory consumption was 8.4MB. 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_4a38d7dd-94c1-476d-975c-c731bed3803d/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a38d7dd-94c1-476d-975c-c731bed3803d/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_4a38d7dd-94c1-476d-975c-c731bed3803d/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a38d7dd-94c1-476d-975c-c731bed3803d/bin/uautomizer-ug76WZFUDN/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-2_2-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a38d7dd-94c1-476d-975c-c731bed3803d/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_4a38d7dd-94c1-476d-975c-c731bed3803d/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 dbdd132d1a656eb04120c9309772a096548e218c86a32fc06dd93d5ae981c163 --- 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 09:35:08,971 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 09:35:08,973 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 09:35:09,014 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 09:35:09,017 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 09:35:09,019 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 09:35:09,021 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 09:35:09,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 09:35:09,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 09:35:09,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 09:35:09,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 09:35:09,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 09:35:09,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 09:35:09,039 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 09:35:09,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 09:35:09,044 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 09:35:09,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 09:35:09,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 09:35:09,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 09:35:09,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 09:35:09,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 09:35:09,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 09:35:09,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 09:35:09,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 09:35:09,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 09:35:09,075 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 09:35:09,076 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 09:35:09,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 09:35:09,077 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 09:35:09,078 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 09:35:09,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 09:35:09,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 09:35:09,084 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 09:35:09,084 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 09:35:09,085 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 09:35:09,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 09:35:09,088 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 09:35:09,089 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 09:35:09,089 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 09:35:09,090 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 09:35:09,091 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 09:35:09,092 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a38d7dd-94c1-476d-975c-c731bed3803d/bin/uautomizer-ug76WZFUDN/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-20 09:35:09,135 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 09:35:09,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 09:35:09,137 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 09:35:09,137 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 09:35:09,138 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 09:35:09,138 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 09:35:09,139 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 09:35:09,139 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 09:35:09,139 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 09:35:09,140 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 09:35:09,141 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 09:35:09,141 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 09:35:09,141 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 09:35:09,141 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 09:35:09,142 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 09:35:09,142 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 09:35:09,142 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 09:35:09,142 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 09:35:09,142 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 09:35:09,143 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 09:35:09,143 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 09:35:09,143 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 09:35:09,143 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 09:35:09,144 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 09:35:09,144 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 09:35:09,144 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 09:35:09,144 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 09:35:09,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 09:35:09,145 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 09:35:09,145 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 09:35:09,145 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 09:35:09,145 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 09:35:09,146 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 09:35:09,146 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_4a38d7dd-94c1-476d-975c-c731bed3803d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a38d7dd-94c1-476d-975c-c731bed3803d/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbdd132d1a656eb04120c9309772a096548e218c86a32fc06dd93d5ae981c163 [2022-11-20 09:35:09,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 09:35:09,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 09:35:09,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 09:35:09,549 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 09:35:09,549 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 09:35:09,551 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a38d7dd-94c1-476d-975c-c731bed3803d/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-races/race-2_2-container_of.i [2022-11-20 09:35:12,623 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 09:35:13,013 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 09:35:13,013 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a38d7dd-94c1-476d-975c-c731bed3803d/sv-benchmarks/c/ldv-races/race-2_2-container_of.i [2022-11-20 09:35:13,043 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a38d7dd-94c1-476d-975c-c731bed3803d/bin/uautomizer-ug76WZFUDN/data/dbc3e0153/d3fc996278524e3e8e08185e0ba03cae/FLAG429ab0bcc [2022-11-20 09:35:13,064 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a38d7dd-94c1-476d-975c-c731bed3803d/bin/uautomizer-ug76WZFUDN/data/dbc3e0153/d3fc996278524e3e8e08185e0ba03cae [2022-11-20 09:35:13,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 09:35:13,072 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 09:35:13,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 09:35:13,074 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 09:35:13,077 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 09:35:13,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:35:13" (1/1) ... [2022-11-20 09:35:13,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@292470e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:35:13, skipping insertion in model container [2022-11-20 09:35:13,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:35:13" (1/1) ... [2022-11-20 09:35:13,087 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 09:35:13,155 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 09:35:13,351 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 09:35:13,904 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_4a38d7dd-94c1-476d-975c-c731bed3803d/sv-benchmarks/c/ldv-races/race-2_2-container_of.i[75002,75015] [2022-11-20 09:35:13,939 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:35:13,952 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 09:35:13,966 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 09:35:13,970 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 09:35:14,041 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_4a38d7dd-94c1-476d-975c-c731bed3803d/sv-benchmarks/c/ldv-races/race-2_2-container_of.i[75002,75015] [2022-11-20 09:35:14,064 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:35:14,072 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 09:35:14,085 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 09:35:14,137 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_4a38d7dd-94c1-476d-975c-c731bed3803d/sv-benchmarks/c/ldv-races/race-2_2-container_of.i[75002,75015] [2022-11-20 09:35:14,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:35:14,334 INFO L208 MainTranslator]: Completed translation [2022-11-20 09:35:14,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:35:14 WrapperNode [2022-11-20 09:35:14,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 09:35:14,335 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 09:35:14,336 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 09:35:14,336 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 09:35:14,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:35:14" (1/1) ... [2022-11-20 09:35:14,384 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:35:14" (1/1) ... [2022-11-20 09:35:14,413 INFO L138 Inliner]: procedures = 472, calls = 48, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 113 [2022-11-20 09:35:14,413 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 09:35:14,414 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 09:35:14,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 09:35:14,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 09:35:14,426 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:35:14" (1/1) ... [2022-11-20 09:35:14,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:35:14" (1/1) ... [2022-11-20 09:35:14,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:35:14" (1/1) ... [2022-11-20 09:35:14,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:35:14" (1/1) ... [2022-11-20 09:35:14,480 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:35:14" (1/1) ... [2022-11-20 09:35:14,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:35:14" (1/1) ... [2022-11-20 09:35:14,486 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:35:14" (1/1) ... [2022-11-20 09:35:14,489 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:35:14" (1/1) ... [2022-11-20 09:35:14,493 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 09:35:14,494 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 09:35:14,494 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 09:35:14,495 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 09:35:14,495 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:35:14" (1/1) ... [2022-11-20 09:35:14,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 09:35:14,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a38d7dd-94c1-476d-975c-c731bed3803d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:35:14,526 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a38d7dd-94c1-476d-975c-c731bed3803d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 09:35:14,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a38d7dd-94c1-476d-975c-c731bed3803d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 09:35:14,577 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 09:35:14,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 09:35:14,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 09:35:14,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 09:35:14,578 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 09:35:14,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 09:35:14,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 09:35:14,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 09:35:14,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 09:35:14,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 09:35:14,579 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-11-20 09:35:14,579 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-11-20 09:35:14,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 09:35:14,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 09:35:14,581 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 09:35:15,008 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 09:35:15,010 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 09:35:15,605 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 09:35:15,631 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 09:35:15,631 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 09:35:15,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:35:15 BoogieIcfgContainer [2022-11-20 09:35:15,634 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 09:35:15,638 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 09:35:15,639 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 09:35:15,642 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 09:35:15,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 09:35:13" (1/3) ... [2022-11-20 09:35:15,643 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d3d2bb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:35:15, skipping insertion in model container [2022-11-20 09:35:15,644 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:35:14" (2/3) ... [2022-11-20 09:35:15,646 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d3d2bb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:35:15, skipping insertion in model container [2022-11-20 09:35:15,646 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:35:15" (3/3) ... [2022-11-20 09:35:15,647 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_2-container_of.i [2022-11-20 09:35:15,669 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 09:35:15,670 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 39 error locations. [2022-11-20 09:35:15,670 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-20 09:35:15,834 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-20 09:35:15,883 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-20 09:35:15,903 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 205 places, 205 transitions, 426 flow [2022-11-20 09:35:15,908 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 205 places, 205 transitions, 426 flow [2022-11-20 09:35:15,910 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 205 places, 205 transitions, 426 flow [2022-11-20 09:35:16,059 INFO L130 PetriNetUnfolder]: 8/262 cut-off events. [2022-11-20 09:35:16,060 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-20 09:35:16,066 INFO L83 FinitePrefix]: Finished finitePrefix Result has 271 conditions, 262 events. 8/262 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 643 event pairs, 0 based on Foata normal form. 0/194 useless extension candidates. Maximal degree in co-relation 139. Up to 4 conditions per place. [2022-11-20 09:35:16,072 INFO L119 LiptonReduction]: Number of co-enabled transitions 5024 [2022-11-20 09:36:55,210 WARN L233 SmtUtils]: Spent 7.01s on a formula simplification. DAG size of input: 112 DAG size of output: 111 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 09:37:03,389 WARN L233 SmtUtils]: Spent 6.23s on a formula simplification. DAG size of input: 112 DAG size of output: 111 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 09:38:26,895 WARN L233 SmtUtils]: Spent 6.88s on a formula simplification. DAG size of input: 132 DAG size of output: 124 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 09:38:37,352 WARN L233 SmtUtils]: Spent 7.25s on a formula simplification. DAG size of input: 132 DAG size of output: 124 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 09:38:58,499 WARN L233 SmtUtils]: Spent 16.97s on a formula simplification that was a NOOP. DAG size: 202 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 09:39:16,020 WARN L233 SmtUtils]: Spent 17.52s on a formula simplification that was a NOOP. DAG size: 202 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 09:39:24,700 WARN L233 SmtUtils]: Spent 8.68s on a formula simplification that was a NOOP. DAG size: 202 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 09:39:33,687 WARN L233 SmtUtils]: Spent 8.99s on a formula simplification that was a NOOP. DAG size: 202 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 09:42:53,880 WARN L233 SmtUtils]: Spent 3.34m on a formula simplification. DAG size of input: 255 DAG size of output: 251 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 09:44:44,681 WARN L233 SmtUtils]: Spent 1.85m on a formula simplification that was a NOOP. DAG size: 245 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 09:48:30,115 WARN L233 SmtUtils]: Spent 3.76m on a formula simplification. DAG size of input: 255 DAG size of output: 251 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 09:50:27,144 WARN L233 SmtUtils]: Spent 1.95m on a formula simplification that was a NOOP. DAG size: 245 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)