./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 79b55bbc1c83a113dd61cfbd1c59324170026eea9fc3fed8c2e488e492b32e33 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 14:56:41,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:56:41,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:56:41,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:56:41,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:56:41,183 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:56:41,185 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:56:41,186 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:56:41,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:56:41,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:56:41,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:56:41,192 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:56:41,193 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:56:41,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:56:41,195 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:56:41,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:56:41,197 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:56:41,198 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:56:41,200 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:56:41,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:56:41,204 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:56:41,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:56:41,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:56:41,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:56:41,211 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:56:41,212 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:56:41,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:56:41,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:56:41,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:56:41,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:56:41,215 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:56:41,216 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:56:41,217 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:56:41,218 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:56:41,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:56:41,219 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:56:41,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:56:41,220 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:56:41,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:56:41,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:56:41,222 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:56:41,223 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-11-23 14:56:41,247 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:56:41,247 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:56:41,248 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:56:41,248 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:56:41,249 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:56:41,249 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:56:41,249 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:56:41,250 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:56:41,250 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:56:41,250 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:56:41,250 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:56:41,251 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:56:41,251 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:56:41,251 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:56:41,251 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:56:41,252 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:56:41,252 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:56:41,252 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:56:41,253 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 14:56:41,253 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 14:56:41,253 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:56:41,254 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 14:56:41,254 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 14:56:41,254 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:56:41,254 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 14:56:41,255 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:56:41,255 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-23 14:56:41,255 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-23 14:56:41,255 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-23 14:56:41,256 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:56:41,256 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 14:56:41,256 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 14:56:41,256 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:56:41,257 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:56:41,257 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:56:41,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:56:41,257 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:56:41,258 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:56:41,258 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:56:41,258 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:56:41,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:56:41,259 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:56:41,259 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_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79b55bbc1c83a113dd61cfbd1c59324170026eea9fc3fed8c2e488e492b32e33 [2022-11-23 14:56:41,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:56:41,610 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:56:41,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:56:41,615 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:56:41,616 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:56:41,617 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i [2022-11-23 14:56:44,946 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:56:45,416 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:56:45,417 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i [2022-11-23 14:56:45,444 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW/data/9a7ca2cd8/5b753ce7c0b046d5a77f9e270578402c/FLAG3c6e14438 [2022-11-23 14:56:45,460 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW/data/9a7ca2cd8/5b753ce7c0b046d5a77f9e270578402c [2022-11-23 14:56:45,463 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:56:45,465 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:56:45,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:56:45,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:56:45,478 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:56:45,478 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:56:45" (1/1) ... [2022-11-23 14:56:45,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@139f49e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:45, skipping insertion in model container [2022-11-23 14:56:45,481 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:56:45" (1/1) ... [2022-11-23 14:56:45,490 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:56:45,554 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:56:46,415 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_1e89be04-8803-4063-9b8e-969c17bd0cb1/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i[76084,76097] [2022-11-23 14:56:46,470 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:56:46,496 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) [2022-11-23 14:56:46,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ec4bddc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:46, skipping insertion in model container [2022-11-23 14:56:46,498 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:56:46,498 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:56:46,500 INFO L158 Benchmark]: Toolchain (without parser) took 1034.82ms. Allocated memory is still 140.5MB. Free memory was 105.5MB in the beginning and 86.9MB in the end (delta: 18.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-23 14:56:46,501 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 140.5MB. Free memory was 113.4MB in the beginning and 113.3MB in the end (delta: 106.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 14:56:46,503 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1032.00ms. Allocated memory is still 140.5MB. Free memory was 105.2MB in the beginning and 87.3MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-23 14:56:46,505 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 140.5MB. Free memory was 113.4MB in the beginning and 113.3MB in the end (delta: 106.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1032.00ms. Allocated memory is still 140.5MB. Free memory was 105.2MB in the beginning and 87.3MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1709]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 79b55bbc1c83a113dd61cfbd1c59324170026eea9fc3fed8c2e488e492b32e33 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 14:56:48,968 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:56:48,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:56:49,014 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:56:49,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:56:49,019 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:56:49,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:56:49,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:56:49,031 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:56:49,032 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:56:49,033 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:56:49,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:56:49,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:56:49,043 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:56:49,044 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:56:49,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:56:49,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:56:49,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:56:49,048 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:56:49,050 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:56:49,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:56:49,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:56:49,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:56:49,063 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:56:49,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:56:49,073 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:56:49,073 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:56:49,075 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:56:49,076 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:56:49,077 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:56:49,078 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:56:49,079 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:56:49,080 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:56:49,082 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:56:49,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:56:49,098 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:56:49,099 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:56:49,100 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:56:49,100 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:56:49,101 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:56:49,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:56:49,103 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-11-23 14:56:49,145 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:56:49,145 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:56:49,146 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:56:49,146 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:56:49,147 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:56:49,147 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:56:49,148 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:56:49,148 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:56:49,148 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:56:49,149 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:56:49,150 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:56:49,150 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:56:49,151 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 14:56:49,151 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 14:56:49,151 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:56:49,152 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 14:56:49,152 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 14:56:49,152 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:56:49,152 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 14:56:49,153 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:56:49,153 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-23 14:56:49,153 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-23 14:56:49,154 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-23 14:56:49,154 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:56:49,154 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 14:56:49,154 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 14:56:49,155 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 14:56:49,155 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 14:56:49,155 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:56:49,155 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:56:49,156 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 14:56:49,156 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:56:49,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:56:49,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:56:49,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:56:49,157 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 14:56:49,157 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 14:56:49,158 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:56:49,158 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 14:56:49,158 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_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79b55bbc1c83a113dd61cfbd1c59324170026eea9fc3fed8c2e488e492b32e33 [2022-11-23 14:56:49,572 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:56:49,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:56:49,597 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:56:49,598 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:56:49,599 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:56:49,600 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i [2022-11-23 14:56:52,688 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:56:53,096 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:56:53,099 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i [2022-11-23 14:56:53,125 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW/data/c62b818e3/77b6bfe4e26a4c27b405003541b6d5a3/FLAG1c2d5ae43 [2022-11-23 14:56:53,145 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW/data/c62b818e3/77b6bfe4e26a4c27b405003541b6d5a3 [2022-11-23 14:56:53,147 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:56:53,149 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:56:53,150 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:56:53,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:56:53,154 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:56:53,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:56:53" (1/1) ... [2022-11-23 14:56:53,156 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e50a708 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:53, skipping insertion in model container [2022-11-23 14:56:53,156 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:56:53" (1/1) ... [2022-11-23 14:56:53,165 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:56:53,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:56:54,131 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_1e89be04-8803-4063-9b8e-969c17bd0cb1/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i[76084,76097] [2022-11-23 14:56:54,176 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:56:54,202 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-23 14:56:54,216 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:56:54,253 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_1e89be04-8803-4063-9b8e-969c17bd0cb1/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i[76084,76097] [2022-11-23 14:56:54,265 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:56:54,273 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 14:56:54,365 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_1e89be04-8803-4063-9b8e-969c17bd0cb1/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i[76084,76097] [2022-11-23 14:56:54,377 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:56:54,560 INFO L208 MainTranslator]: Completed translation [2022-11-23 14:56:54,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:54 WrapperNode [2022-11-23 14:56:54,561 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:56:54,562 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 14:56:54,562 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 14:56:54,562 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 14:56:54,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:54" (1/1) ... [2022-11-23 14:56:54,625 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:54" (1/1) ... [2022-11-23 14:56:54,682 INFO L138 Inliner]: procedures = 486, calls = 46, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 132 [2022-11-23 14:56:54,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 14:56:54,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 14:56:54,685 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 14:56:54,685 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 14:56:54,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:54" (1/1) ... [2022-11-23 14:56:54,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:54" (1/1) ... [2022-11-23 14:56:54,716 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:54" (1/1) ... [2022-11-23 14:56:54,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:54" (1/1) ... [2022-11-23 14:56:54,753 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:54" (1/1) ... [2022-11-23 14:56:54,755 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:54" (1/1) ... [2022-11-23 14:56:54,760 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:54" (1/1) ... [2022-11-23 14:56:54,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:54" (1/1) ... [2022-11-23 14:56:54,768 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 14:56:54,779 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 14:56:54,780 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 14:56:54,780 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 14:56:54,781 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:54" (1/1) ... [2022-11-23 14:56:54,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:56:54,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:56:54,824 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 14:56:54,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e89be04-8803-4063-9b8e-969c17bd0cb1/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 14:56:54,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 14:56:54,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-23 14:56:54,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-23 14:56:54,877 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-23 14:56:54,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 14:56:54,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 14:56:54,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 14:56:54,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 14:56:54,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-23 14:56:54,878 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-11-23 14:56:54,878 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-11-23 14:56:54,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 14:56:54,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-23 14:56:54,880 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-23 14:56:55,248 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 14:56:55,250 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 14:56:56,010 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 14:56:56,021 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 14:56:56,023 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-23 14:56:56,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:56:56 BoogieIcfgContainer [2022-11-23 14:56:56,026 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 14:56:56,029 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 14:56:56,031 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 14:56:56,035 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 14:56:56,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:56:53" (1/3) ... [2022-11-23 14:56:56,037 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@426003a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:56:56, skipping insertion in model container [2022-11-23 14:56:56,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:56:54" (2/3) ... [2022-11-23 14:56:56,038 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@426003a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:56:56, skipping insertion in model container [2022-11-23 14:56:56,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:56:56" (3/3) ... [2022-11-23 14:56:56,040 INFO L112 eAbstractionObserver]: Analyzing ICFG race-3_1-container_of-global.i [2022-11-23 14:56:56,062 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 14:56:56,062 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 45 error locations. [2022-11-23 14:56:56,063 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-23 14:56:56,215 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-23 14:56:56,281 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-23 14:56:56,298 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 238 places, 240 transitions, 496 flow [2022-11-23 14:56:56,301 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 238 places, 240 transitions, 496 flow [2022-11-23 14:56:56,303 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 238 places, 240 transitions, 496 flow [2022-11-23 14:56:56,452 INFO L130 PetriNetUnfolder]: 10/297 cut-off events. [2022-11-23 14:56:56,453 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-23 14:56:56,466 INFO L83 FinitePrefix]: Finished finitePrefix Result has 306 conditions, 297 events. 10/297 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 712 event pairs, 0 based on Foata normal form. 0/221 useless extension candidates. Maximal degree in co-relation 171. Up to 4 conditions per place. [2022-11-23 14:56:56,474 INFO L119 LiptonReduction]: Number of co-enabled transitions 6080 [2022-11-23 14:57:37,470 WARN L233 SmtUtils]: Spent 5.53s on a formula simplification. DAG size of input: 119 DAG size of output: 117 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-23 14:58:19,428 WARN L233 SmtUtils]: Spent 5.63s on a formula simplification. DAG size of input: 128 DAG size of output: 119 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-23 14:58:29,199 WARN L233 SmtUtils]: Spent 6.44s on a formula simplification. DAG size of input: 128 DAG size of output: 126 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-23 14:58:54,059 WARN L233 SmtUtils]: Spent 6.94s on a formula simplification. DAG size of input: 138 DAG size of output: 136 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-23 14:59:07,474 WARN L233 SmtUtils]: Spent 9.74s on a formula simplification. DAG size of input: 156 DAG size of output: 150 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-23 14:59:43,214 WARN L233 SmtUtils]: Spent 5.51s on a formula simplification that was a NOOP. DAG size: 154 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-23 14:59:49,012 WARN L233 SmtUtils]: Spent 5.80s on a formula simplification that was a NOOP. DAG size: 154 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-23 15:00:48,487 WARN L233 SmtUtils]: Spent 42.91s on a formula simplification that was a NOOP. DAG size: 196 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-23 15:01:32,856 WARN L233 SmtUtils]: Spent 44.37s on a formula simplification that was a NOOP. DAG size: 189 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-23 15:02:25,613 WARN L233 SmtUtils]: Spent 52.75s on a formula simplification that was a NOOP. DAG size: 197 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-23 15:03:16,311 WARN L233 SmtUtils]: Spent 50.70s on a formula simplification that was a NOOP. DAG size: 190 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-23 15:03:55,722 WARN L233 SmtUtils]: Spent 39.14s on a formula simplification. DAG size of input: 241 DAG size of output: 233 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-23 15:04:14,582 WARN L233 SmtUtils]: Spent 18.86s on a formula simplification that was a NOOP. DAG size: 227 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-23 15:04:48,261 WARN L233 SmtUtils]: Spent 33.68s on a formula simplification. DAG size of input: 242 DAG size of output: 234 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-23 15:05:05,755 WARN L233 SmtUtils]: Spent 17.49s on a formula simplification that was a NOOP. DAG size: 228 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-23 15:08:18,085 WARN L233 SmtUtils]: Spent 3.21m on a formula simplification. DAG size of input: 281 DAG size of output: 266 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-23 15:09:58,745 WARN L233 SmtUtils]: Spent 1.68m on a formula simplification that was a NOOP. DAG size: 256 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)