./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-complex/bounded_buffer.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 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_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-complex/bounded_buffer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 --- 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-2329fc7 [2022-12-13 13:31:43,447 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 13:31:43,449 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 13:31:43,468 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 13:31:43,469 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 13:31:43,470 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 13:31:43,471 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 13:31:43,472 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 13:31:43,474 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 13:31:43,475 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 13:31:43,476 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 13:31:43,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 13:31:43,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 13:31:43,478 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 13:31:43,479 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 13:31:43,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 13:31:43,481 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 13:31:43,482 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 13:31:43,484 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 13:31:43,486 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 13:31:43,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 13:31:43,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 13:31:43,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 13:31:43,490 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 13:31:43,494 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 13:31:43,494 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 13:31:43,494 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 13:31:43,495 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 13:31:43,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 13:31:43,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 13:31:43,497 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 13:31:43,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 13:31:43,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 13:31:43,499 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 13:31:43,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 13:31:43,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 13:31:43,501 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 13:31:43,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 13:31:43,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 13:31:43,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 13:31:43,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 13:31:43,503 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-12-13 13:31:43,523 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 13:31:43,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 13:31:43,524 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 13:31:43,524 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 13:31:43,525 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 13:31:43,525 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 13:31:43,526 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 13:31:43,526 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 13:31:43,526 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 13:31:43,526 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 13:31:43,526 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 13:31:43,527 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 13:31:43,527 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 13:31:43,527 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 13:31:43,527 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 13:31:43,527 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 13:31:43,528 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 13:31:43,528 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 13:31:43,528 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 13:31:43,528 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 13:31:43,528 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 13:31:43,529 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 13:31:43,529 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 13:31:43,529 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 13:31:43,529 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 13:31:43,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 13:31:43,530 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 13:31:43,530 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 13:31:43,530 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 13:31:43,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 13:31:43,530 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 13:31:43,531 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 13:31:43,531 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 13:31:43,531 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 13:31:43,531 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 [2022-12-13 13:31:43,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 13:31:43,738 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 13:31:43,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 13:31:43,741 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 13:31:43,742 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 13:31:43,743 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/pthread-complex/bounded_buffer.i [2022-12-13 13:31:46,310 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 13:31:46,541 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 13:31:46,542 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/sv-benchmarks/c/pthread-complex/bounded_buffer.i [2022-12-13 13:31:46,553 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8/data/645258388/781c4aa994f24aae99a321346746e5d8/FLAG804e10a2f [2022-12-13 13:31:46,896 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8/data/645258388/781c4aa994f24aae99a321346746e5d8 [2022-12-13 13:31:46,900 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 13:31:46,902 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 13:31:46,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 13:31:46,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 13:31:46,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 13:31:46,912 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:31:46" (1/1) ... [2022-12-13 13:31:46,914 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a64edfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:31:46, skipping insertion in model container [2022-12-13 13:31:46,914 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:31:46" (1/1) ... [2022-12-13 13:31:46,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 13:31:46,977 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 13:31:47,507 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_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/sv-benchmarks/c/pthread-complex/bounded_buffer.i[70002,70015] [2022-12-13 13:31:47,522 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-13 13:31:47,526 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-13 13:31:47,535 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:31:47,547 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) [2022-12-13 13:31:47,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@21097fc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:31:47, skipping insertion in model container [2022-12-13 13:31:47,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 13:31:47,548 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 13:31:47,549 INFO L158 Benchmark]: Toolchain (without parser) took 646.28ms. Allocated memory is still 119.5MB. Free memory was 81.2MB in the beginning and 61.5MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-13 13:31:47,549 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 119.5MB. Free memory was 94.3MB in the beginning and 94.2MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 13:31:47,550 INFO L158 Benchmark]: CACSL2BoogieTranslator took 643.33ms. Allocated memory is still 119.5MB. Free memory was 81.2MB in the beginning and 61.5MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-13 13:31:47,551 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 119.5MB. Free memory was 94.3MB in the beginning and 94.2MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 643.33ms. Allocated memory is still 119.5MB. Free memory was 81.2MB in the beginning and 61.5MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1514]: 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_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-complex/bounded_buffer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 --- 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-2329fc7 [2022-12-13 13:31:48,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 13:31:48,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 13:31:48,932 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 13:31:48,932 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 13:31:48,933 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 13:31:48,934 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 13:31:48,935 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 13:31:48,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 13:31:48,937 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 13:31:48,938 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 13:31:48,938 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 13:31:48,939 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 13:31:48,940 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 13:31:48,941 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 13:31:48,941 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 13:31:48,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 13:31:48,943 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 13:31:48,944 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 13:31:48,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 13:31:48,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 13:31:48,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 13:31:48,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 13:31:48,949 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 13:31:48,952 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 13:31:48,952 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 13:31:48,953 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 13:31:48,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 13:31:48,954 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 13:31:48,955 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 13:31:48,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 13:31:48,955 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 13:31:48,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 13:31:48,957 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 13:31:48,957 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 13:31:48,958 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 13:31:48,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 13:31:48,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 13:31:48,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 13:31:48,960 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 13:31:48,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 13:31:48,961 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-12-13 13:31:48,980 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 13:31:48,980 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 13:31:48,980 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 13:31:48,981 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 13:31:48,981 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 13:31:48,981 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 13:31:48,982 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 13:31:48,982 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 13:31:48,982 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 13:31:48,982 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 13:31:48,982 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 13:31:48,983 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 13:31:48,983 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 13:31:48,983 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 13:31:48,983 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 13:31:48,983 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 13:31:48,983 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 13:31:48,983 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 13:31:48,984 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 13:31:48,984 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 13:31:48,984 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 13:31:48,984 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 13:31:48,984 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 13:31:48,984 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 13:31:48,985 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 13:31:48,985 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 13:31:48,985 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 13:31:48,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 13:31:48,985 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 13:31:48,986 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 13:31:48,986 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 13:31:48,986 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 13:31:48,986 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 13:31:48,986 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 13:31:48,987 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 13:31:48,987 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 13:31:48,987 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 13:31:48,987 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 [2022-12-13 13:31:49,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 13:31:49,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 13:31:49,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 13:31:49,246 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 13:31:49,247 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 13:31:49,248 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/pthread-complex/bounded_buffer.i [2022-12-13 13:31:51,768 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 13:31:52,022 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 13:31:52,023 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/sv-benchmarks/c/pthread-complex/bounded_buffer.i [2022-12-13 13:31:52,036 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8/data/d16c478ae/ca7bf6ea07c94bbc902d7ab78ef70660/FLAG8a40ab255 [2022-12-13 13:31:52,327 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8/data/d16c478ae/ca7bf6ea07c94bbc902d7ab78ef70660 [2022-12-13 13:31:52,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 13:31:52,330 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 13:31:52,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 13:31:52,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 13:31:52,333 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 13:31:52,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:31:52" (1/1) ... [2022-12-13 13:31:52,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1566c903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:31:52, skipping insertion in model container [2022-12-13 13:31:52,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:31:52" (1/1) ... [2022-12-13 13:31:52,340 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 13:31:52,374 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 13:31:52,881 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_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/sv-benchmarks/c/pthread-complex/bounded_buffer.i[70002,70015] [2022-12-13 13:31:52,894 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-13 13:31:52,897 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-13 13:31:52,905 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:31:52,918 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-13 13:31:52,928 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 13:31:52,970 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_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/sv-benchmarks/c/pthread-complex/bounded_buffer.i[70002,70015] [2022-12-13 13:31:52,977 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-13 13:31:52,979 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-13 13:31:52,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:31:52,989 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 13:31:53,037 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_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/sv-benchmarks/c/pthread-complex/bounded_buffer.i[70002,70015] [2022-12-13 13:31:53,043 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-13 13:31:53,051 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-13 13:31:53,056 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:31:53,169 INFO L208 MainTranslator]: Completed translation [2022-12-13 13:31:53,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:31:53 WrapperNode [2022-12-13 13:31:53,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 13:31:53,170 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 13:31:53,170 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 13:31:53,170 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 13:31:53,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:31:53" (1/1) ... [2022-12-13 13:31:53,203 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:31:53" (1/1) ... [2022-12-13 13:31:53,234 INFO L138 Inliner]: procedures = 431, calls = 126, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 464 [2022-12-13 13:31:53,235 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 13:31:53,235 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 13:31:53,235 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 13:31:53,235 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 13:31:53,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:31:53" (1/1) ... [2022-12-13 13:31:53,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:31:53" (1/1) ... [2022-12-13 13:31:53,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:31:53" (1/1) ... [2022-12-13 13:31:53,251 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:31:53" (1/1) ... [2022-12-13 13:31:53,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:31:53" (1/1) ... [2022-12-13 13:31:53,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:31:53" (1/1) ... [2022-12-13 13:31:53,275 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:31:53" (1/1) ... [2022-12-13 13:31:53,278 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:31:53" (1/1) ... [2022-12-13 13:31:53,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 13:31:53,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 13:31:53,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 13:31:53,284 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 13:31:53,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:31:53" (1/1) ... [2022-12-13 13:31:53,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 13:31:53,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:31:53,314 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 13:31:53,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5216559a-cdcf-4932-bbe1-8d943a2fb6d3/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 13:31:53,347 INFO L130 BoogieDeclarations]: Found specification of procedure producer_routine [2022-12-13 13:31:53,347 INFO L138 BoogieDeclarations]: Found implementation of procedure producer_routine [2022-12-13 13:31:53,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 13:31:53,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 13:31:53,347 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-13 13:31:53,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 13:31:53,347 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2022-12-13 13:31:53,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 13:31:53,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 13:31:53,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 13:31:53,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 13:31:53,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-13 13:31:53,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 13:31:53,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 13:31:53,348 INFO L130 BoogieDeclarations]: Found specification of procedure consumer_routine [2022-12-13 13:31:53,348 INFO L138 BoogieDeclarations]: Found implementation of procedure consumer_routine [2022-12-13 13:31:53,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-13 13:31:53,350 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 13:31:53,505 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 13:31:53,507 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 13:31:54,925 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 13:31:54,932 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 13:31:54,932 INFO L300 CfgBuilder]: Removed 11 assume(true) statements. [2022-12-13 13:31:54,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:31:54 BoogieIcfgContainer [2022-12-13 13:31:54,934 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 13:31:54,936 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 13:31:54,936 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 13:31:54,938 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 13:31:54,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 01:31:52" (1/3) ... [2022-12-13 13:31:54,939 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@582bfc7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 01:31:54, skipping insertion in model container [2022-12-13 13:31:54,939 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:31:53" (2/3) ... [2022-12-13 13:31:54,939 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@582bfc7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 01:31:54, skipping insertion in model container [2022-12-13 13:31:54,939 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:31:54" (3/3) ... [2022-12-13 13:31:54,940 INFO L112 eAbstractionObserver]: Analyzing ICFG bounded_buffer.i [2022-12-13 13:31:54,954 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 13:31:54,954 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 164 error locations. [2022-12-13 13:31:54,954 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 13:31:55,118 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-12-13 13:31:55,164 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 607 places, 651 transitions, 1324 flow [2022-12-13 13:31:55,652 INFO L130 PetriNetUnfolder]: 109/1455 cut-off events. [2022-12-13 13:31:55,652 INFO L131 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2022-12-13 13:31:55,689 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1475 conditions, 1455 events. 109/1455 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 10299 event pairs, 0 based on Foata normal form. 0/962 useless extension candidates. Maximal degree in co-relation 760. Up to 16 conditions per place. [2022-12-13 13:31:55,689 INFO L82 GeneralOperation]: Start removeDead. Operand has 607 places, 651 transitions, 1324 flow [2022-12-13 13:31:55,722 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 607 places, 651 transitions, 1324 flow [2022-12-13 13:31:55,725 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-12-13 13:31:55,733 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 607 places, 651 transitions, 1324 flow [2022-12-13 13:31:55,735 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 607 places, 651 transitions, 1324 flow [2022-12-13 13:31:55,735 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 607 places, 651 transitions, 1324 flow [2022-12-13 13:31:56,095 INFO L130 PetriNetUnfolder]: 109/1455 cut-off events. [2022-12-13 13:31:56,095 INFO L131 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2022-12-13 13:31:56,106 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1475 conditions, 1455 events. 109/1455 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 10299 event pairs, 0 based on Foata normal form. 0/962 useless extension candidates. Maximal degree in co-relation 760. Up to 16 conditions per place. [2022-12-13 13:31:56,192 INFO L119 LiptonReduction]: Number of co-enabled transitions 197082 [2022-12-13 13:33:28,580 WARN L233 SmtUtils]: Spent 29.69s on a formula simplification. DAG size of input: 151 DAG size of output: 149 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 13:33:40,996 WARN L233 SmtUtils]: Spent 12.41s on a formula simplification that was a NOOP. DAG size: 140 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 13:34:12,127 WARN L233 SmtUtils]: Spent 31.13s on a formula simplification. DAG size of input: 151 DAG size of output: 149 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 13:34:25,094 WARN L233 SmtUtils]: Spent 12.97s on a formula simplification that was a NOOP. DAG size: 140 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 13:35:09,741 WARN L233 SmtUtils]: Spent 30.37s on a formula simplification. DAG size of input: 146 DAG size of output: 144 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 13:35:23,963 WARN L233 SmtUtils]: Spent 14.22s on a formula simplification that was a NOOP. DAG size: 135 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 13:35:59,579 WARN L233 SmtUtils]: Spent 35.61s on a formula simplification. DAG size of input: 146 DAG size of output: 144 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 13:36:12,278 WARN L233 SmtUtils]: Spent 12.70s on a formula simplification that was a NOOP. DAG size: 135 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 13:36:40,460 WARN L233 SmtUtils]: Spent 13.34s on a formula simplification that was a NOOP. DAG size: 143 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 13:36:56,784 WARN L233 SmtUtils]: Spent 16.32s on a formula simplification that was a NOOP. DAG size: 143 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 13:37:08,773 WARN L233 SmtUtils]: Spent 11.99s on a formula simplification that was a NOOP. DAG size: 143 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 13:37:24,236 WARN L233 SmtUtils]: Spent 15.46s on a formula simplification that was a NOOP. DAG size: 143 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 13:37:53,972 WARN L233 SmtUtils]: Spent 6.14s on a formula simplification. DAG size of input: 124 DAG size of output: 121 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 13:38:02,546 WARN L233 SmtUtils]: Spent 6.19s on a formula simplification. DAG size of input: 124 DAG size of output: 121 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 13:38:59,352 WARN L233 SmtUtils]: Spent 54.48s on a formula simplification. DAG size of input: 159 DAG size of output: 148 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 13:39:13,206 WARN L233 SmtUtils]: Spent 13.85s on a formula simplification that was a NOOP. DAG size: 144 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 13:40:06,353 WARN L233 SmtUtils]: Spent 53.15s on a formula simplification. DAG size of input: 159 DAG size of output: 148 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 13:40:21,195 WARN L233 SmtUtils]: Spent 14.84s on a formula simplification that was a NOOP. DAG size: 144 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 13:42:39,862 WARN L233 SmtUtils]: Spent 2.31m on a formula simplification. DAG size of input: 189 DAG size of output: 187 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 13:43:43,903 WARN L233 SmtUtils]: Spent 1.07m on a formula simplification that was a NOOP. DAG size: 183 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 13:46:05,490 WARN L233 SmtUtils]: Spent 2.36m on a formula simplification. DAG size of input: 189 DAG size of output: 187 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)