./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 e04fb08f 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_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-complex/bounded_buffer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8 --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-e04fb08 [2022-11-16 12:29:15,635 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:29:15,637 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:29:15,679 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:29:15,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:29:15,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:29:15,682 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:29:15,684 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:29:15,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:29:15,687 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:29:15,688 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:29:15,689 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:29:15,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:29:15,700 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:29:15,703 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:29:15,705 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:29:15,707 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:29:15,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:29:15,716 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:29:15,718 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:29:15,719 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:29:15,724 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:29:15,725 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:29:15,726 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:29:15,730 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:29:15,730 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:29:15,730 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:29:15,731 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:29:15,732 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:29:15,733 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:29:15,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:29:15,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:29:15,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:29:15,743 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:29:15,745 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:29:15,746 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:29:15,747 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:29:15,747 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:29:15,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:29:15,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:29:15,748 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:29:15,749 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-16 12:29:15,793 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:29:15,794 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:29:15,794 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:29:15,795 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:29:15,795 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:29:15,796 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:29:15,796 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:29:15,796 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:29:15,797 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:29:15,797 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:29:15,798 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 12:29:15,798 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 12:29:15,798 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:29:15,798 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 12:29:15,799 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:29:15,799 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 12:29:15,799 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 12:29:15,799 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 12:29:15,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:29:15,799 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 12:29:15,800 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 12:29:15,800 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:29:15,800 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:29:15,800 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:29:15,800 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:29:15,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:29:15,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:29:15,801 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:29:15,801 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:29:15,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:29:15,803 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_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 [2022-11-16 12:29:16,107 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:29:16,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:29:16,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:29:16,132 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:29:16,133 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:29:16,135 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/pthread-complex/bounded_buffer.i [2022-11-16 12:29:16,196 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/data/1b40d1338/9344cd732e6e486dbaa101d34ba2ae2c/FLAGbd70fcc28 [2022-11-16 12:29:16,920 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:29:16,931 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/sv-benchmarks/c/pthread-complex/bounded_buffer.i [2022-11-16 12:29:16,953 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/data/1b40d1338/9344cd732e6e486dbaa101d34ba2ae2c/FLAGbd70fcc28 [2022-11-16 12:29:17,121 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/data/1b40d1338/9344cd732e6e486dbaa101d34ba2ae2c [2022-11-16 12:29:17,127 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:29:17,129 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:29:17,133 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:29:17,133 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:29:17,137 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:29:17,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:29:17" (1/1) ... [2022-11-16 12:29:17,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26357c24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:29:17, skipping insertion in model container [2022-11-16 12:29:17,140 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:29:17" (1/1) ... [2022-11-16 12:29:17,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:29:17,234 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:29:17,992 WARN L229 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_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/sv-benchmarks/c/pthread-complex/bounded_buffer.i[70002,70015] [2022-11-16 12:29:18,018 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:29:18,030 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) [2022-11-16 12:29:18,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@682f4ca4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:29:18, skipping insertion in model container [2022-11-16 12:29:18,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:29:18,031 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 12:29:18,033 INFO L158 Benchmark]: Toolchain (without parser) took 902.59ms. Allocated memory is still 138.4MB. Free memory was 97.8MB in the beginning and 103.1MB in the end (delta: -5.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 12:29:18,033 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 138.4MB. Free memory is still 117.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:29:18,034 INFO L158 Benchmark]: CACSL2BoogieTranslator took 898.04ms. Allocated memory is still 138.4MB. Free memory was 97.6MB in the beginning and 103.1MB in the end (delta: -5.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 12:29:18,035 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 138.4MB. Free memory is still 117.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 898.04ms. Allocated memory is still 138.4MB. Free memory was 97.6MB in the beginning and 103.1MB in the end (delta: -5.6MB). Peak memory consumption was 10.5MB. 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_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-complex/bounded_buffer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8 --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-e04fb08 [2022-11-16 12:29:20,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:29:20,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:29:20,286 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:29:20,286 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:29:20,287 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:29:20,289 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:29:20,291 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:29:20,292 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:29:20,293 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:29:20,294 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:29:20,296 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:29:20,296 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:29:20,297 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:29:20,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:29:20,300 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:29:20,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:29:20,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:29:20,303 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:29:20,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:29:20,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:29:20,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:29:20,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:29:20,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:29:20,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:29:20,314 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:29:20,315 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:29:20,316 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:29:20,316 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:29:20,318 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:29:20,318 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:29:20,319 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:29:20,320 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:29:20,321 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:29:20,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:29:20,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:29:20,323 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:29:20,324 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:29:20,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:29:20,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:29:20,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:29:20,327 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-16 12:29:20,350 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:29:20,351 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:29:20,351 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:29:20,352 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:29:20,352 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:29:20,353 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:29:20,353 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:29:20,354 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:29:20,354 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:29:20,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:29:20,355 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 12:29:20,355 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 12:29:20,355 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:29:20,356 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 12:29:20,356 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:29:20,356 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 12:29:20,357 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 12:29:20,357 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 12:29:20,357 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:29:20,357 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 12:29:20,358 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 12:29:20,358 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 12:29:20,358 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 12:29:20,359 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:29:20,359 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:29:20,359 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:29:20,360 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:29:20,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:29:20,360 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:29:20,361 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:29:20,361 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 12:29:20,361 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 12:29:20,362 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 12:29:20,362 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_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 [2022-11-16 12:29:20,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:29:20,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:29:20,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:29:20,765 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:29:20,771 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:29:20,773 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/pthread-complex/bounded_buffer.i [2022-11-16 12:29:20,857 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/data/5d315e444/507ac419ef73449f83c2ae6184af31f7/FLAGe9d559bb3 [2022-11-16 12:29:21,582 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:29:21,582 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/sv-benchmarks/c/pthread-complex/bounded_buffer.i [2022-11-16 12:29:21,612 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/data/5d315e444/507ac419ef73449f83c2ae6184af31f7/FLAGe9d559bb3 [2022-11-16 12:29:21,755 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/data/5d315e444/507ac419ef73449f83c2ae6184af31f7 [2022-11-16 12:29:21,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:29:21,759 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:29:21,760 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:29:21,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:29:21,771 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:29:21,775 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:29:21" (1/1) ... [2022-11-16 12:29:21,776 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30939f68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:29:21, skipping insertion in model container [2022-11-16 12:29:21,777 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:29:21" (1/1) ... [2022-11-16 12:29:21,783 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:29:21,856 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:29:22,638 WARN L229 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_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/sv-benchmarks/c/pthread-complex/bounded_buffer.i[70002,70015] [2022-11-16 12:29:22,690 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:29:22,713 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-16 12:29:22,730 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:29:22,774 WARN L229 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_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/sv-benchmarks/c/pthread-complex/bounded_buffer.i[70002,70015] [2022-11-16 12:29:22,789 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:29:22,795 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:29:22,878 WARN L229 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_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/sv-benchmarks/c/pthread-complex/bounded_buffer.i[70002,70015] [2022-11-16 12:29:22,914 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:29:23,089 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:29:23,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:29:23 WrapperNode [2022-11-16 12:29:23,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:29:23,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:29:23,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:29:23,092 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:29:23,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:29:23" (1/1) ... [2022-11-16 12:29:23,156 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:29:23" (1/1) ... [2022-11-16 12:29:23,212 INFO L138 Inliner]: procedures = 431, calls = 126, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 464 [2022-11-16 12:29:23,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:29:23,214 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:29:23,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:29:23,214 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:29:23,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:29:23" (1/1) ... [2022-11-16 12:29:23,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:29:23" (1/1) ... [2022-11-16 12:29:23,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:29:23" (1/1) ... [2022-11-16 12:29:23,254 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:29:23" (1/1) ... [2022-11-16 12:29:23,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:29:23" (1/1) ... [2022-11-16 12:29:23,289 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:29:23" (1/1) ... [2022-11-16 12:29:23,292 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:29:23" (1/1) ... [2022-11-16 12:29:23,295 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:29:23" (1/1) ... [2022-11-16 12:29:23,300 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:29:23,301 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:29:23,301 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:29:23,301 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:29:23,302 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:29:23" (1/1) ... [2022-11-16 12:29:23,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:29:23,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:29:23,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:29:23,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0514bd80-9dfd-4a85-9a88-f4b4e65a0f9a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:29:23,398 INFO L130 BoogieDeclarations]: Found specification of procedure producer_routine [2022-11-16 12:29:23,398 INFO L138 BoogieDeclarations]: Found implementation of procedure producer_routine [2022-11-16 12:29:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 12:29:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-16 12:29:23,401 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-16 12:29:23,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 12:29:23,402 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2022-11-16 12:29:23,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:29:23,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 12:29:23,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:29:23,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:29:23,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-16 12:29:23,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 12:29:23,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 12:29:23,403 INFO L130 BoogieDeclarations]: Found specification of procedure consumer_routine [2022-11-16 12:29:23,403 INFO L138 BoogieDeclarations]: Found implementation of procedure consumer_routine [2022-11-16 12:29:23,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-16 12:29:23,406 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-16 12:29:23,666 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:29:23,668 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:29:25,976 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:29:25,991 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:29:25,991 INFO L300 CfgBuilder]: Removed 11 assume(true) statements. [2022-11-16 12:29:25,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:29:25 BoogieIcfgContainer [2022-11-16 12:29:25,995 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:29:25,998 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:29:25,998 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:29:26,002 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:29:26,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:29:21" (1/3) ... [2022-11-16 12:29:26,003 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fb2f3bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:29:26, skipping insertion in model container [2022-11-16 12:29:26,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:29:23" (2/3) ... [2022-11-16 12:29:26,004 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fb2f3bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:29:26, skipping insertion in model container [2022-11-16 12:29:26,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:29:25" (3/3) ... [2022-11-16 12:29:26,005 INFO L112 eAbstractionObserver]: Analyzing ICFG bounded_buffer.i [2022-11-16 12:29:26,028 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:29:26,029 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 164 error locations. [2022-11-16 12:29:26,029 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-16 12:29:26,263 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-11-16 12:29:26,309 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-16 12:29:26,327 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 607 places, 651 transitions, 1324 flow [2022-11-16 12:29:26,330 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 607 places, 651 transitions, 1324 flow [2022-11-16 12:29:26,332 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 607 places, 651 transitions, 1324 flow [2022-11-16 12:29:27,055 INFO L130 PetriNetUnfolder]: 109/1455 cut-off events. [2022-11-16 12:29:27,056 INFO L131 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2022-11-16 12:29:27,097 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 10310 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. [2022-11-16 12:29:27,229 INFO L119 LiptonReduction]: Number of co-enabled transitions 197082 [2022-11-16 12:31:20,300 WARN L233 SmtUtils]: Spent 5.96s on a formula simplification. DAG size of input: 120 DAG size of output: 118 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 12:31:29,491 WARN L233 SmtUtils]: Spent 6.87s on a formula simplification. DAG size of input: 120 DAG size of output: 118 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 12:32:19,971 WARN L233 SmtUtils]: Spent 47.93s 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) [2022-11-16 12:32:40,988 WARN L233 SmtUtils]: Spent 21.01s 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) [2022-11-16 12:33:33,704 WARN L233 SmtUtils]: Spent 52.71s 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) [2022-11-16 12:33:49,367 WARN L233 SmtUtils]: Spent 15.66s 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) [2022-11-16 12:34:50,480 WARN L233 SmtUtils]: Spent 48.97s 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) [2022-11-16 12:35:10,949 WARN L233 SmtUtils]: Spent 20.47s 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) [2022-11-16 12:35:52,186 WARN L233 SmtUtils]: Spent 41.24s 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) [2022-11-16 12:36:11,007 WARN L233 SmtUtils]: Spent 18.82s 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) [2022-11-16 12:36:16,960 WARN L233 SmtUtils]: Spent 5.93s on a formula simplification. DAG size of input: 116 DAG size of output: 114 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 12:36:25,152 WARN L233 SmtUtils]: Spent 5.97s on a formula simplification. DAG size of input: 116 DAG size of output: 114 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 12:37:14,360 WARN L233 SmtUtils]: Spent 5.85s on a formula simplification. DAG size of input: 110 DAG size of output: 109 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 12:37:23,013 WARN L233 SmtUtils]: Spent 6.16s on a formula simplification. DAG size of input: 110 DAG size of output: 109 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 12:38:26,618 WARN L233 SmtUtils]: Spent 22.57s 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) [2022-11-16 12:38:48,801 WARN L233 SmtUtils]: Spent 22.18s 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) [2022-11-16 12:39:11,154 WARN L233 SmtUtils]: Spent 22.35s 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) [2022-11-16 12:39:29,457 WARN L233 SmtUtils]: Spent 18.30s 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) [2022-11-16 12:41:45,684 WARN L233 SmtUtils]: Spent 2.21m on a formula simplification. DAG size of input: 177 DAG size of output: 176 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-16 12:42:41,757 WARN L233 SmtUtils]: Spent 56.07s on a formula simplification that was a NOOP. DAG size: 172 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)