./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 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_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9 --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 02b1c265b98bd14cc97fe77543b4e06699576e2091fa3d4102d013e6b3937418 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 21:02:13,108 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 21:02:13,111 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 21:02:13,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 21:02:13,143 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 21:02:13,144 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 21:02:13,146 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 21:02:13,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 21:02:13,150 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 21:02:13,151 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 21:02:13,152 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 21:02:13,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 21:02:13,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 21:02:13,155 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 21:02:13,157 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 21:02:13,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 21:02:13,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 21:02:13,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 21:02:13,163 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 21:02:13,166 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 21:02:13,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 21:02:13,187 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 21:02:13,189 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 21:02:13,190 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 21:02:13,194 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 21:02:13,195 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 21:02:13,195 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 21:02:13,196 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 21:02:13,197 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 21:02:13,198 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 21:02:13,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 21:02:13,200 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 21:02:13,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 21:02:13,202 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 21:02:13,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 21:02:13,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 21:02:13,207 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 21:02:13,207 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 21:02:13,208 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 21:02:13,209 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 21:02:13,211 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 21:02:13,220 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-11-20 21:02:13,258 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 21:02:13,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 21:02:13,262 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 21:02:13,262 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 21:02:13,263 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 21:02:13,264 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 21:02:13,264 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 21:02:13,264 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 21:02:13,264 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 21:02:13,265 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-20 21:02:13,266 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 21:02:13,266 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 21:02:13,266 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-20 21:02:13,267 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-20 21:02:13,267 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 21:02:13,267 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-20 21:02:13,267 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-20 21:02:13,267 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-20 21:02:13,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 21:02:13,268 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 21:02:13,269 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 21:02:13,269 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 21:02:13,269 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 21:02:13,270 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 21:02:13,270 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 21:02:13,270 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 21:02:13,270 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 21:02:13,270 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 21:02:13,271 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 21:02:13,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 21:02:13,271 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 21:02:13,272 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 21:02:13,272 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 21:02:13,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 21:02:13,272 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 21:02:13,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 21:02:13,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 21:02:13,273 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-20 21:02:13,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 21:02:13,274 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-20 21:02:13,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 21:02:13,274 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 21:02:13,274 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_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02b1c265b98bd14cc97fe77543b4e06699576e2091fa3d4102d013e6b3937418 [2022-11-20 21:02:13,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 21:02:13,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 21:02:13,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 21:02:13,679 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 21:02:13,679 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 21:02:13,681 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2022-11-20 21:02:16,877 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 21:02:17,269 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 21:02:17,270 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2022-11-20 21:02:17,291 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9/data/f19e41b6a/a8b4c5707cb74c75aa9c782abc5cfb4d/FLAG516f47ed6 [2022-11-20 21:02:17,308 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9/data/f19e41b6a/a8b4c5707cb74c75aa9c782abc5cfb4d [2022-11-20 21:02:17,311 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 21:02:17,313 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 21:02:17,314 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 21:02:17,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 21:02:17,319 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 21:02:17,321 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:02:17" (1/1) ... [2022-11-20 21:02:17,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cfffb5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:02:17, skipping insertion in model container [2022-11-20 21:02:17,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:02:17" (1/1) ... [2022-11-20 21:02:17,331 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 21:02:17,416 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 21:02:17,606 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 21:02:18,283 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_a90a6998-d039-40aa-868b-d3139a985f31/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i[75009,75022] [2022-11-20 21:02:18,331 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 21:02:18,344 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 21:02:18,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@34e29c8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:02:18, skipping insertion in model container [2022-11-20 21:02:18,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 21:02:18,345 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 21:02:18,347 INFO L158 Benchmark]: Toolchain (without parser) took 1033.78ms. Allocated memory is still 144.7MB. Free memory was 108.1MB in the beginning and 90.2MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 21:02:18,348 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 109.1MB. Free memory was 82.9MB in the beginning and 82.8MB in the end (delta: 114.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 21:02:18,349 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1030.80ms. Allocated memory is still 144.7MB. Free memory was 107.5MB in the beginning and 90.2MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 21:02:18,350 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 109.1MB. Free memory was 82.9MB in the beginning and 82.8MB in the end (delta: 114.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1030.80ms. Allocated memory is still 144.7MB. Free memory was 107.5MB in the beginning and 90.2MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1691]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9 --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 02b1c265b98bd14cc97fe77543b4e06699576e2091fa3d4102d013e6b3937418 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 21:02:20,759 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 21:02:20,761 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 21:02:20,781 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 21:02:20,781 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 21:02:20,782 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 21:02:20,784 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 21:02:20,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 21:02:20,787 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 21:02:20,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 21:02:20,790 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 21:02:20,791 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 21:02:20,791 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 21:02:20,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 21:02:20,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 21:02:20,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 21:02:20,796 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 21:02:20,797 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 21:02:20,798 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 21:02:20,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 21:02:20,802 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 21:02:20,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 21:02:20,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 21:02:20,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 21:02:20,811 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 21:02:20,812 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 21:02:20,812 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 21:02:20,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 21:02:20,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 21:02:20,815 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 21:02:20,815 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 21:02:20,816 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 21:02:20,817 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 21:02:20,818 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 21:02:20,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 21:02:20,852 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 21:02:20,853 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 21:02:20,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 21:02:20,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 21:02:20,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 21:02:20,856 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 21:02:20,858 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-11-20 21:02:20,912 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 21:02:20,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 21:02:20,913 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 21:02:20,913 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 21:02:20,914 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 21:02:20,914 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 21:02:20,914 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 21:02:20,917 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 21:02:20,917 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 21:02:20,917 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 21:02:20,919 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 21:02:20,919 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 21:02:20,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 21:02:20,920 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 21:02:20,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 21:02:20,921 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 21:02:20,921 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 21:02:20,922 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 21:02:20,922 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 21:02:20,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 21:02:20,923 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 21:02:20,923 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 21:02:20,923 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 21:02:20,924 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 21:02:20,924 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 21:02:20,925 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 21:02:20,925 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 21:02:20,925 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 21:02:20,925 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 21:02:20,926 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 21:02:20,926 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 21:02:20,926 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 21:02:20,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 21:02:20,927 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 21:02:20,927 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 21:02:20,928 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 21:02:20,928 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 21:02:20,928 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 21:02:20,928 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 21:02:20,929 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_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02b1c265b98bd14cc97fe77543b4e06699576e2091fa3d4102d013e6b3937418 [2022-11-20 21:02:21,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 21:02:21,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 21:02:21,463 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 21:02:21,465 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 21:02:21,465 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 21:02:21,468 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2022-11-20 21:02:24,661 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 21:02:25,203 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 21:02:25,204 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2022-11-20 21:02:25,235 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9/data/8a1313366/90398d416b274e988978d99bc96ef88e/FLAG5c9af0ae9 [2022-11-20 21:02:25,259 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9/data/8a1313366/90398d416b274e988978d99bc96ef88e [2022-11-20 21:02:25,264 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 21:02:25,266 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 21:02:25,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 21:02:25,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 21:02:25,278 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 21:02:25,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:02:25" (1/1) ... [2022-11-20 21:02:25,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d78848c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:02:25, skipping insertion in model container [2022-11-20 21:02:25,281 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:02:25" (1/1) ... [2022-11-20 21:02:25,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 21:02:25,371 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 21:02:25,592 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 21:02:26,591 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_a90a6998-d039-40aa-868b-d3139a985f31/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i[75009,75022] [2022-11-20 21:02:26,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 21:02:26,692 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 21:02:26,722 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 21:02:26,726 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 21:02:26,800 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_a90a6998-d039-40aa-868b-d3139a985f31/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i[75009,75022] [2022-11-20 21:02:26,821 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 21:02:26,834 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 21:02:26,847 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 21:02:26,891 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_a90a6998-d039-40aa-868b-d3139a985f31/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i[75009,75022] [2022-11-20 21:02:26,928 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 21:02:27,142 INFO L208 MainTranslator]: Completed translation [2022-11-20 21:02:27,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:02:27 WrapperNode [2022-11-20 21:02:27,143 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 21:02:27,144 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 21:02:27,145 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 21:02:27,145 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 21:02:27,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:02:27" (1/1) ... [2022-11-20 21:02:27,212 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:02:27" (1/1) ... [2022-11-20 21:02:27,270 INFO L138 Inliner]: procedures = 472, calls = 52, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 132 [2022-11-20 21:02:27,270 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 21:02:27,272 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 21:02:27,273 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 21:02:27,273 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 21:02:27,285 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:02:27" (1/1) ... [2022-11-20 21:02:27,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:02:27" (1/1) ... [2022-11-20 21:02:27,315 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:02:27" (1/1) ... [2022-11-20 21:02:27,316 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:02:27" (1/1) ... [2022-11-20 21:02:27,330 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:02:27" (1/1) ... [2022-11-20 21:02:27,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:02:27" (1/1) ... [2022-11-20 21:02:27,351 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:02:27" (1/1) ... [2022-11-20 21:02:27,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:02:27" (1/1) ... [2022-11-20 21:02:27,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 21:02:27,376 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 21:02:27,376 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 21:02:27,376 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 21:02:27,377 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:02:27" (1/1) ... [2022-11-20 21:02:27,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 21:02:27,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 21:02:27,416 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 21:02:27,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a90a6998-d039-40aa-868b-d3139a985f31/bin/utaipan-6cKwYrpEi9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 21:02:27,461 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 21:02:27,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 21:02:27,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 21:02:27,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 21:02:27,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 21:02:27,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 21:02:27,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 21:02:27,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 21:02:27,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 21:02:27,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 21:02:27,464 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-11-20 21:02:27,464 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-11-20 21:02:27,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 21:02:27,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 21:02:27,467 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 21:02:27,979 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 21:02:27,983 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 21:02:28,647 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 21:02:28,671 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 21:02:28,671 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 21:02:28,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:02:28 BoogieIcfgContainer [2022-11-20 21:02:28,674 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 21:02:28,677 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 21:02:28,677 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 21:02:28,681 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 21:02:28,681 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 09:02:25" (1/3) ... [2022-11-20 21:02:28,682 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77e616ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:02:28, skipping insertion in model container [2022-11-20 21:02:28,682 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:02:27" (2/3) ... [2022-11-20 21:02:28,705 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77e616ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:02:28, skipping insertion in model container [2022-11-20 21:02:28,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:02:28" (3/3) ... [2022-11-20 21:02:28,707 INFO L112 eAbstractionObserver]: Analyzing ICFG race-3_2-container_of-global.i [2022-11-20 21:02:28,730 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 21:02:28,731 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 45 error locations. [2022-11-20 21:02:28,731 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-20 21:02:28,851 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-20 21:02:28,900 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-20 21:02:28,918 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 230 places, 232 transitions, 480 flow [2022-11-20 21:02:28,921 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 230 places, 232 transitions, 480 flow [2022-11-20 21:02:28,924 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 230 places, 232 transitions, 480 flow [2022-11-20 21:02:29,033 INFO L130 PetriNetUnfolder]: 10/289 cut-off events. [2022-11-20 21:02:29,033 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-20 21:02:29,040 INFO L83 FinitePrefix]: Finished finitePrefix Result has 298 conditions, 289 events. 10/289 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 654 event pairs, 0 based on Foata normal form. 0/213 useless extension candidates. Maximal degree in co-relation 167. Up to 4 conditions per place. [2022-11-20 21:02:29,047 INFO L119 LiptonReduction]: Number of co-enabled transitions 4680 [2022-11-20 21:02:46,980 WARN L233 SmtUtils]: Spent 5.42s on a formula simplification. DAG size of input: 109 DAG size of output: 106 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 21:03:45,562 WARN L233 SmtUtils]: Spent 5.08s on a formula simplification. DAG size of input: 121 DAG size of output: 120 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 21:03:53,076 WARN L233 SmtUtils]: Spent 5.07s on a formula simplification. DAG size of input: 121 DAG size of output: 120 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 21:04:27,602 WARN L233 SmtUtils]: Spent 7.78s on a formula simplification. DAG size of input: 130 DAG size of output: 125 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 21:04:48,605 WARN L233 SmtUtils]: Spent 7.48s on a formula simplification. DAG size of input: 136 DAG size of output: 128 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 21:05:00,394 WARN L233 SmtUtils]: Spent 7.77s on a formula simplification. DAG size of input: 146 DAG size of output: 138 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 21:07:18,852 WARN L233 SmtUtils]: Spent 2.11m on a formula simplification. DAG size of input: 218 DAG size of output: 209 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 21:08:03,215 WARN L233 SmtUtils]: Spent 44.36s on a formula simplification that was a NOOP. DAG size: 196 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 21:09:54,368 WARN L233 SmtUtils]: Spent 1.85m on a formula simplification. DAG size of input: 230 DAG size of output: 221 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 21:10:46,493 WARN L233 SmtUtils]: Spent 52.12s on a formula simplification that was a NOOP. DAG size: 197 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 21:10:56,934 WARN L233 SmtUtils]: Spent 10.44s on a formula simplification. DAG size of input: 175 DAG size of output: 166 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 21:11:02,111 WARN L233 SmtUtils]: Spent 5.17s on a formula simplification that was a NOOP. DAG size: 160 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 21:11:15,620 WARN L233 SmtUtils]: Spent 13.51s on a formula simplification. DAG size of input: 187 DAG size of output: 178 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 21:11:28,239 WARN L233 SmtUtils]: Spent 12.62s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 21:11:39,341 WARN L233 SmtUtils]: Spent 11.10s on a formula simplification. DAG size of input: 170 DAG size of output: 161 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 21:11:44,626 WARN L233 SmtUtils]: Spent 5.28s on a formula simplification that was a NOOP. DAG size: 155 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 21:11:55,539 WARN L233 SmtUtils]: Spent 10.91s on a formula simplification. DAG size of input: 182 DAG size of output: 173 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 21:12:01,263 WARN L233 SmtUtils]: Spent 5.72s on a formula simplification that was a NOOP. DAG size: 156 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 21:12:13,448 WARN L233 SmtUtils]: Spent 11.88s on a formula simplification. DAG size of input: 163 DAG size of output: 154 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 21:12:18,481 WARN L233 SmtUtils]: Spent 5.03s on a formula simplification that was a NOOP. DAG size: 148 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 21:12:27,891 WARN L233 SmtUtils]: Spent 9.41s on a formula simplification. DAG size of input: 175 DAG size of output: 166 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 21:13:18,899 WARN L233 SmtUtils]: Spent 39.94s on a formula simplification. DAG size of input: 232 DAG size of output: 231 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 21:13:38,698 WARN L233 SmtUtils]: Spent 19.80s 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) [2022-11-20 21:14:16,504 WARN L233 SmtUtils]: Spent 37.80s on a formula simplification. DAG size of input: 233 DAG size of output: 232 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 21:14:36,259 WARN L233 SmtUtils]: Spent 19.75s 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)