./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ac583c9331a2ad916f4c22969f16915d9226d22c75c23a992e6ef02ec672d4b3 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 10:47:22,688 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:47:22,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:47:22,711 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:47:22,711 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:47:22,712 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:47:22,713 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:47:22,715 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:47:22,717 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:47:22,718 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:47:22,719 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:47:22,720 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:47:22,721 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:47:22,722 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:47:22,723 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:47:22,724 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:47:22,726 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:47:22,727 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:47:22,729 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:47:22,731 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:47:22,732 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:47:22,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:47:22,735 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:47:22,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:47:22,740 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:47:22,741 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:47:22,741 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:47:22,742 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:47:22,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:47:22,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:47:22,744 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:47:22,745 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:47:22,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:47:22,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:47:22,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:47:22,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:47:22,749 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:47:22,749 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:47:22,749 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:47:22,751 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:47:22,751 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:47:22,755 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-20 10:47:22,793 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:47:22,794 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:47:22,794 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:47:22,794 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:47:22,795 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:47:22,795 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:47:22,796 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:47:22,796 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:47:22,796 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:47:22,797 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:47:22,797 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 10:47:22,797 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 10:47:22,797 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:47:22,797 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 10:47:22,798 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:47:22,802 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 10:47:22,802 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 10:47:22,802 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 10:47:22,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:47:22,802 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 10:47:22,803 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 10:47:22,803 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:47:22,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:47:22,804 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:47:22,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:47:22,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:47:22,804 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:47:22,804 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:47:22,805 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:47:22,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 10:47:22,806 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_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac583c9331a2ad916f4c22969f16915d9226d22c75c23a992e6ef02ec672d4b3 [2022-11-20 10:47:23,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:47:23,132 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:47:23,135 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:47:23,138 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:47:23,139 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:47:23,140 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2022-11-20 10:47:26,278 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:47:26,581 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:47:26,581 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2022-11-20 10:47:26,610 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN/data/fcf8892f3/b61bf44002cc48dfaf453d45d67bdac7/FLAG8ef1a9fe1 [2022-11-20 10:47:26,628 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN/data/fcf8892f3/b61bf44002cc48dfaf453d45d67bdac7 [2022-11-20 10:47:26,631 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:47:26,632 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:47:26,634 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:47:26,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:47:26,638 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:47:26,639 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:47:26" (1/1) ... [2022-11-20 10:47:26,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@610ddd41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:26, skipping insertion in model container [2022-11-20 10:47:26,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:47:26" (1/1) ... [2022-11-20 10:47:26,647 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:47:26,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:47:27,205 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_537d60dd-a295-45e3-96f3-cf60fd1c244d/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2022-11-20 10:47:27,226 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 10:47:27,227 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 10:47:27,227 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 10:47:27,228 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 10:47:27,272 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:47:27,304 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2022-11-20 10:47:27,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@392ea408 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:27, skipping insertion in model container [2022-11-20 10:47:27,306 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:47:27,307 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 10:47:27,309 INFO L158 Benchmark]: Toolchain (without parser) took 675.32ms. Allocated memory is still 148.9MB. Free memory was 103.8MB in the beginning and 88.3MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 10:47:27,309 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 148.9MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:47:27,310 INFO L158 Benchmark]: CACSL2BoogieTranslator took 672.59ms. Allocated memory is still 148.9MB. Free memory was 103.5MB in the beginning and 88.3MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 10:47:27,312 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 148.9MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 672.59ms. Allocated memory is still 148.9MB. Free memory was 103.5MB in the beginning and 88.3MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1044]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ac583c9331a2ad916f4c22969f16915d9226d22c75c23a992e6ef02ec672d4b3 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 10:47:29,534 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:47:29,536 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:47:29,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:47:29,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:47:29,569 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:47:29,574 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:47:29,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:47:29,577 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:47:29,578 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:47:29,579 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:47:29,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:47:29,581 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:47:29,582 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:47:29,587 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:47:29,593 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:47:29,594 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:47:29,599 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:47:29,601 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:47:29,603 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:47:29,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:47:29,611 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:47:29,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:47:29,617 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:47:29,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:47:29,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:47:29,622 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:47:29,624 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:47:29,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:47:29,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:47:29,627 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:47:29,628 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:47:29,629 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:47:29,631 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:47:29,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:47:29,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:47:29,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:47:29,641 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:47:29,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:47:29,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:47:29,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:47:29,644 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-20 10:47:29,689 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:47:29,689 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:47:29,691 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:47:29,691 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:47:29,692 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:47:29,692 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:47:29,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:47:29,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:47:29,694 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:47:29,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:47:29,695 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 10:47:29,695 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 10:47:29,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:47:29,696 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 10:47:29,696 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:47:29,696 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 10:47:29,696 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 10:47:29,696 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 10:47:29,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:47:29,697 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 10:47:29,697 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 10:47:29,697 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 10:47:29,697 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 10:47:29,698 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:47:29,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:47:29,698 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:47:29,698 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:47:29,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:47:29,699 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:47:29,699 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:47:29,699 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 10:47:29,699 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 10:47:29,700 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 10:47:29,700 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_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac583c9331a2ad916f4c22969f16915d9226d22c75c23a992e6ef02ec672d4b3 [2022-11-20 10:47:30,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:47:30,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:47:30,132 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:47:30,133 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:47:30,134 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:47:30,137 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2022-11-20 10:47:33,252 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:47:33,595 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:47:33,595 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2022-11-20 10:47:33,618 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN/data/907d35e3d/ed33c3bf64524aeabdce1ed17daaf855/FLAGbe82a091b [2022-11-20 10:47:33,642 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN/data/907d35e3d/ed33c3bf64524aeabdce1ed17daaf855 [2022-11-20 10:47:33,645 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:47:33,649 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:47:33,652 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:47:33,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:47:33,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:47:33,657 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:47:33" (1/1) ... [2022-11-20 10:47:33,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21b01ad8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:33, skipping insertion in model container [2022-11-20 10:47:33,659 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:47:33" (1/1) ... [2022-11-20 10:47:33,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:47:33,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:47:34,401 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_537d60dd-a295-45e3-96f3-cf60fd1c244d/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2022-11-20 10:47:34,426 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 10:47:34,427 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 10:47:34,428 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 10:47:34,430 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 10:47:34,477 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:47:34,512 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 10:47:34,532 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:47:34,567 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_537d60dd-a295-45e3-96f3-cf60fd1c244d/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2022-11-20 10:47:34,577 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 10:47:34,579 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 10:47:34,580 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 10:47:34,604 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 10:47:34,614 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:47:34,630 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:47:34,659 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_537d60dd-a295-45e3-96f3-cf60fd1c244d/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2022-11-20 10:47:34,662 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 10:47:34,662 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 10:47:34,663 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 10:47:34,663 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 10:47:34,673 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:47:34,750 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:47:34,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:34 WrapperNode [2022-11-20 10:47:34,751 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:47:34,752 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:47:34,752 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:47:34,753 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:47:34,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:34" (1/1) ... [2022-11-20 10:47:34,806 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:34" (1/1) ... [2022-11-20 10:47:34,851 INFO L138 Inliner]: procedures = 281, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 181 [2022-11-20 10:47:34,852 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:47:34,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:47:34,855 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:47:34,855 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:47:34,865 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:34" (1/1) ... [2022-11-20 10:47:34,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:34" (1/1) ... [2022-11-20 10:47:34,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:34" (1/1) ... [2022-11-20 10:47:34,884 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:34" (1/1) ... [2022-11-20 10:47:34,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:34" (1/1) ... [2022-11-20 10:47:34,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:34" (1/1) ... [2022-11-20 10:47:34,925 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:34" (1/1) ... [2022-11-20 10:47:34,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:34" (1/1) ... [2022-11-20 10:47:34,938 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:47:34,939 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:47:34,939 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:47:34,939 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:47:34,940 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:34" (1/1) ... [2022-11-20 10:47:34,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:47:34,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:47:34,983 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 10:47:35,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537d60dd-a295-45e3-96f3-cf60fd1c244d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 10:47:35,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 10:47:35,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 10:47:35,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 10:47:35,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 10:47:35,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 10:47:35,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 10:47:35,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 10:47:35,035 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 10:47:35,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 10:47:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:47:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 10:47:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-20 10:47:35,036 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-20 10:47:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:47:35,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:47:35,040 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 10:47:35,276 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:47:35,292 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:47:36,037 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:47:36,046 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:47:36,046 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-11-20 10:47:36,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:47:36 BoogieIcfgContainer [2022-11-20 10:47:36,049 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:47:36,051 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 10:47:36,051 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 10:47:36,054 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 10:47:36,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:47:33" (1/3) ... [2022-11-20 10:47:36,056 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3256712c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:47:36, skipping insertion in model container [2022-11-20 10:47:36,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:47:34" (2/3) ... [2022-11-20 10:47:36,056 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3256712c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:47:36, skipping insertion in model container [2022-11-20 10:47:36,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:47:36" (3/3) ... [2022-11-20 10:47:36,058 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_91-arrayloop2_racefree.i [2022-11-20 10:47:36,077 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 10:47:36,077 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 40 error locations. [2022-11-20 10:47:36,078 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-20 10:47:36,217 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-11-20 10:47:36,253 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-20 10:47:36,269 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 218 places, 239 transitions, 486 flow [2022-11-20 10:47:36,272 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 218 places, 239 transitions, 486 flow [2022-11-20 10:47:36,274 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 218 places, 239 transitions, 486 flow [2022-11-20 10:47:36,417 INFO L130 PetriNetUnfolder]: 26/263 cut-off events. [2022-11-20 10:47:36,418 INFO L131 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2022-11-20 10:47:36,428 INFO L83 FinitePrefix]: Finished finitePrefix Result has 269 conditions, 263 events. 26/263 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 850 event pairs, 0 based on Foata normal form. 0/189 useless extension candidates. Maximal degree in co-relation 130. Up to 4 conditions per place. [2022-11-20 10:47:36,439 INFO L119 LiptonReduction]: Number of co-enabled transitions 6060 [2022-11-20 10:49:00,437 WARN L233 SmtUtils]: Spent 5.14s on a formula simplification that was a NOOP. DAG size: 152 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:49:06,031 WARN L233 SmtUtils]: Spent 5.58s on a formula simplification that was a NOOP. DAG size: 152 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:50:22,898 WARN L233 SmtUtils]: Spent 23.05s on a formula simplification that was a NOOP. DAG size: 169 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:50:44,818 WARN L233 SmtUtils]: Spent 21.92s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:51:03,921 WARN L233 SmtUtils]: Spent 19.10s on a formula simplification that was a NOOP. DAG size: 169 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:51:25,237 WARN L233 SmtUtils]: Spent 21.31s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:51:36,897 WARN L233 SmtUtils]: Spent 11.02s on a formula simplification. DAG size of input: 158 DAG size of output: 154 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:51:43,219 WARN L233 SmtUtils]: Spent 6.32s on a formula simplification that was a NOOP. DAG size: 154 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:51:55,540 WARN L233 SmtUtils]: Spent 12.32s on a formula simplification. DAG size of input: 158 DAG size of output: 149 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:52:01,929 WARN L233 SmtUtils]: Spent 6.39s on a formula simplification that was a NOOP. DAG size: 149 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:52:16,858 WARN L233 SmtUtils]: Spent 14.92s on a formula simplification. DAG size of input: 174 DAG size of output: 170 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:52:23,741 WARN L233 SmtUtils]: Spent 6.88s on a formula simplification that was a NOOP. DAG size: 170 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:52:37,995 WARN L233 SmtUtils]: Spent 14.25s on a formula simplification. DAG size of input: 174 DAG size of output: 165 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:52:45,465 WARN L233 SmtUtils]: Spent 7.47s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:53:59,389 WARN L233 SmtUtils]: Spent 1.23m on a formula simplification. DAG size of input: 187 DAG size of output: 178 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:54:38,025 WARN L233 SmtUtils]: Spent 38.63s on a formula simplification that was a NOOP. DAG size: 178 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:56:02,507 WARN L233 SmtUtils]: Spent 1.41m on a formula simplification. DAG size of input: 187 DAG size of output: 178 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:56:45,596 WARN L233 SmtUtils]: Spent 43.09s on a formula simplification that was a NOOP. DAG size: 178 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:57:00,809 WARN L233 SmtUtils]: Spent 15.21s on a formula simplification. DAG size of input: 155 DAG size of output: 146 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:57:08,206 WARN L233 SmtUtils]: Spent 7.40s on a formula simplification that was a NOOP. DAG size: 146 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:57:21,545 WARN L233 SmtUtils]: Spent 13.34s on a formula simplification. DAG size of input: 155 DAG size of output: 146 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:57:27,837 WARN L233 SmtUtils]: Spent 6.29s on a formula simplification that was a NOOP. DAG size: 146 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:57:48,862 WARN L233 SmtUtils]: Spent 21.02s on a formula simplification. DAG size of input: 170 DAG size of output: 166 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:57:59,494 WARN L233 SmtUtils]: Spent 10.63s on a formula simplification that was a NOOP. DAG size: 166 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:58:17,756 WARN L233 SmtUtils]: Spent 18.26s on a formula simplification. DAG size of input: 170 DAG size of output: 161 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:58:27,078 WARN L233 SmtUtils]: Spent 9.32s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:02:46,177 WARN L233 SmtUtils]: Spent 4.22m on a formula simplification. DAG size of input: 228 DAG size of output: 220 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)