./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 b5237d83 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_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a/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_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a --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-b5237d8 [2022-11-21 17:10:08,960 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 17:10:08,963 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 17:10:09,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 17:10:09,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 17:10:09,003 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 17:10:09,005 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 17:10:09,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 17:10:09,008 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 17:10:09,016 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 17:10:09,018 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 17:10:09,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 17:10:09,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 17:10:09,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 17:10:09,033 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 17:10:09,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 17:10:09,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 17:10:09,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 17:10:09,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 17:10:09,038 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 17:10:09,040 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 17:10:09,047 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 17:10:09,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 17:10:09,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 17:10:09,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 17:10:09,060 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 17:10:09,060 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 17:10:09,061 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 17:10:09,062 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 17:10:09,063 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 17:10:09,063 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 17:10:09,064 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 17:10:09,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 17:10:09,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 17:10:09,070 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 17:10:09,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 17:10:09,071 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 17:10:09,071 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 17:10:09,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 17:10:09,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 17:10:09,076 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 17:10:09,077 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-21 17:10:09,113 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 17:10:09,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 17:10:09,114 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 17:10:09,114 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 17:10:09,115 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 17:10:09,115 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 17:10:09,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 17:10:09,116 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 17:10:09,116 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 17:10:09,116 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 17:10:09,118 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 17:10:09,118 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 17:10:09,118 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 17:10:09,118 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 17:10:09,118 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 17:10:09,118 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-21 17:10:09,119 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-21 17:10:09,119 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-21 17:10:09,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 17:10:09,119 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 17:10:09,119 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 17:10:09,119 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 17:10:09,120 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 17:10:09,120 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 17:10:09,120 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 17:10:09,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 17:10:09,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 17:10:09,121 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 17:10:09,121 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 17:10:09,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 17:10:09,121 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_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac583c9331a2ad916f4c22969f16915d9226d22c75c23a992e6ef02ec672d4b3 [2022-11-21 17:10:09,403 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 17:10:09,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 17:10:09,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 17:10:09,450 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 17:10:09,450 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 17:10:09,451 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2022-11-21 17:10:12,497 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 17:10:12,798 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 17:10:12,813 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3d5e72-5e7d-45d7-8fce-a11530e07610/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2022-11-21 17:10:12,851 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a/data/96efcfe7c/a84d60a5cc6345d3abda46c461167401/FLAG72446e5b0 [2022-11-21 17:10:12,882 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a/data/96efcfe7c/a84d60a5cc6345d3abda46c461167401 [2022-11-21 17:10:12,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 17:10:12,892 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 17:10:12,895 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 17:10:12,895 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 17:10:12,899 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 17:10:12,900 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:10:12" (1/1) ... [2022-11-21 17:10:12,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@551eaae9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:10:12, skipping insertion in model container [2022-11-21 17:10:12,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:10:12" (1/1) ... [2022-11-21 17:10:12,909 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 17:10:12,956 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 17:10:13,531 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_fe3d5e72-5e7d-45d7-8fce-a11530e07610/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2022-11-21 17:10:13,550 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 17:10:13,551 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 17:10:13,553 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 17:10:13,554 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 17:10:13,602 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 17:10:13,631 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) [2022-11-21 17:10:13,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@27eb634e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:10:13, skipping insertion in model container [2022-11-21 17:10:13,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 17:10:13,634 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-21 17:10:13,636 INFO L158 Benchmark]: Toolchain (without parser) took 742.76ms. Allocated memory is still 146.8MB. Free memory was 117.6MB in the beginning and 101.8MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 17:10:13,636 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 121.6MB. Free memory is still 89.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 17:10:13,637 INFO L158 Benchmark]: CACSL2BoogieTranslator took 738.31ms. Allocated memory is still 146.8MB. Free memory was 117.0MB in the beginning and 101.8MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 17:10:13,639 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 121.6MB. Free memory is still 89.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 738.31ms. Allocated memory is still 146.8MB. Free memory was 117.0MB in the beginning and 101.8MB 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_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a/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_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a --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-b5237d8 [2022-11-21 17:10:16,032 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 17:10:16,035 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 17:10:16,075 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 17:10:16,076 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 17:10:16,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 17:10:16,083 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 17:10:16,088 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 17:10:16,091 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 17:10:16,097 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 17:10:16,098 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 17:10:16,101 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 17:10:16,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 17:10:16,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 17:10:16,103 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 17:10:16,104 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 17:10:16,105 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 17:10:16,106 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 17:10:16,108 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 17:10:16,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 17:10:16,120 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 17:10:16,124 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 17:10:16,125 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 17:10:16,127 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 17:10:16,136 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 17:10:16,136 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 17:10:16,136 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 17:10:16,137 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 17:10:16,138 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 17:10:16,139 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 17:10:16,139 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 17:10:16,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 17:10:16,141 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 17:10:16,142 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 17:10:16,168 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 17:10:16,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 17:10:16,169 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 17:10:16,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 17:10:16,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 17:10:16,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 17:10:16,171 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 17:10:16,174 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-21 17:10:16,211 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 17:10:16,211 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 17:10:16,213 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 17:10:16,213 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 17:10:16,214 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 17:10:16,214 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 17:10:16,215 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 17:10:16,216 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 17:10:16,216 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 17:10:16,216 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 17:10:16,217 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 17:10:16,218 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 17:10:16,218 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 17:10:16,218 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 17:10:16,219 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 17:10:16,219 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-21 17:10:16,219 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-21 17:10:16,219 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-21 17:10:16,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 17:10:16,220 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 17:10:16,220 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 17:10:16,221 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 17:10:16,221 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 17:10:16,221 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 17:10:16,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 17:10:16,222 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 17:10:16,222 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 17:10:16,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 17:10:16,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 17:10:16,223 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 17:10:16,223 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-21 17:10:16,223 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 17:10:16,224 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 17:10:16,224 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_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac583c9331a2ad916f4c22969f16915d9226d22c75c23a992e6ef02ec672d4b3 [2022-11-21 17:10:16,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 17:10:16,661 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 17:10:16,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 17:10:16,667 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 17:10:16,668 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 17:10:16,669 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2022-11-21 17:10:19,977 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 17:10:20,311 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 17:10:20,322 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3d5e72-5e7d-45d7-8fce-a11530e07610/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2022-11-21 17:10:20,347 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a/data/2646d2e6c/ac73d4cbc384419b845cc1c38c7fa90e/FLAG0e6f5a261 [2022-11-21 17:10:20,362 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a/data/2646d2e6c/ac73d4cbc384419b845cc1c38c7fa90e [2022-11-21 17:10:20,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 17:10:20,368 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 17:10:20,369 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 17:10:20,370 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 17:10:20,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 17:10:20,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:10:20" (1/1) ... [2022-11-21 17:10:20,376 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75bdfb5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:10:20, skipping insertion in model container [2022-11-21 17:10:20,376 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:10:20" (1/1) ... [2022-11-21 17:10:20,384 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 17:10:20,436 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 17:10:21,027 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_fe3d5e72-5e7d-45d7-8fce-a11530e07610/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2022-11-21 17:10:21,055 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 17:10:21,056 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 17:10:21,057 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 17:10:21,059 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 17:10:21,089 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 17:10:21,111 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-21 17:10:21,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 17:10:21,142 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_fe3d5e72-5e7d-45d7-8fce-a11530e07610/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2022-11-21 17:10:21,146 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 17:10:21,146 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 17:10:21,147 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 17:10:21,147 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 17:10:21,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 17:10:21,168 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 17:10:21,199 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_fe3d5e72-5e7d-45d7-8fce-a11530e07610/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2022-11-21 17:10:21,203 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 17:10:21,203 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 17:10:21,204 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 17:10:21,204 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-21 17:10:21,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 17:10:21,286 INFO L208 MainTranslator]: Completed translation [2022-11-21 17:10:21,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:10:21 WrapperNode [2022-11-21 17:10:21,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 17:10:21,288 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 17:10:21,288 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 17:10:21,288 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 17:10:21,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:10:21" (1/1) ... [2022-11-21 17:10:21,316 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:10:21" (1/1) ... [2022-11-21 17:10:21,344 INFO L138 Inliner]: procedures = 281, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 181 [2022-11-21 17:10:21,344 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 17:10:21,345 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 17:10:21,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 17:10:21,346 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 17:10:21,359 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:10:21" (1/1) ... [2022-11-21 17:10:21,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:10:21" (1/1) ... [2022-11-21 17:10:21,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:10:21" (1/1) ... [2022-11-21 17:10:21,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:10:21" (1/1) ... [2022-11-21 17:10:21,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:10:21" (1/1) ... [2022-11-21 17:10:21,399 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:10:21" (1/1) ... [2022-11-21 17:10:21,402 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:10:21" (1/1) ... [2022-11-21 17:10:21,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:10:21" (1/1) ... [2022-11-21 17:10:21,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 17:10:21,408 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 17:10:21,409 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 17:10:21,409 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 17:10:21,410 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:10:21" (1/1) ... [2022-11-21 17:10:21,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 17:10:21,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:10:21,450 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 17:10:21,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3d5e72-5e7d-45d7-8fce-a11530e07610/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 17:10:21,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 17:10:21,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 17:10:21,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 17:10:21,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 17:10:21,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 17:10:21,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 17:10:21,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-21 17:10:21,502 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-21 17:10:21,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 17:10:21,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 17:10:21,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 17:10:21,503 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-21 17:10:21,503 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-21 17:10:21,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 17:10:21,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 17:10:21,505 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 17:10:21,718 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 17:10:21,735 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 17:10:22,537 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 17:10:22,546 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 17:10:22,546 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-11-21 17:10:22,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:10:22 BoogieIcfgContainer [2022-11-21 17:10:22,549 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 17:10:22,551 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 17:10:22,551 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 17:10:22,555 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 17:10:22,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 05:10:20" (1/3) ... [2022-11-21 17:10:22,556 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f905dfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 05:10:22, skipping insertion in model container [2022-11-21 17:10:22,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:10:21" (2/3) ... [2022-11-21 17:10:22,556 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f905dfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 05:10:22, skipping insertion in model container [2022-11-21 17:10:22,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:10:22" (3/3) ... [2022-11-21 17:10:22,558 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_91-arrayloop2_racefree.i [2022-11-21 17:10:22,578 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 17:10:22,579 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 40 error locations. [2022-11-21 17:10:22,579 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-21 17:10:22,778 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-11-21 17:10:22,834 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-21 17:10:22,851 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 218 places, 239 transitions, 486 flow [2022-11-21 17:10:22,854 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 218 places, 239 transitions, 486 flow [2022-11-21 17:10:22,856 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 218 places, 239 transitions, 486 flow [2022-11-21 17:10:22,954 INFO L130 PetriNetUnfolder]: 26/263 cut-off events. [2022-11-21 17:10:22,954 INFO L131 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2022-11-21 17:10:22,963 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. [2022-11-21 17:10:22,968 INFO L119 LiptonReduction]: Number of co-enabled transitions 6060 [2022-11-21 17:13:11,374 WARN L233 SmtUtils]: Spent 24.83s 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) [2022-11-21 17:13:35,836 WARN L233 SmtUtils]: Spent 24.46s 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) [2022-11-21 17:13:59,808 WARN L233 SmtUtils]: Spent 23.97s 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) [2022-11-21 17:14:21,127 WARN L233 SmtUtils]: Spent 21.32s 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) [2022-11-21 17:14:34,589 WARN L233 SmtUtils]: Spent 12.84s 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) [2022-11-21 17:14:40,607 WARN L233 SmtUtils]: Spent 6.02s 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) [2022-11-21 17:14:52,189 WARN L233 SmtUtils]: Spent 11.58s 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) [2022-11-21 17:14:58,466 WARN L233 SmtUtils]: Spent 6.28s 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) [2022-11-21 17:15:14,538 WARN L233 SmtUtils]: Spent 16.07s 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) [2022-11-21 17:15:22,150 WARN L233 SmtUtils]: Spent 7.61s 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) [2022-11-21 17:15:36,221 WARN L233 SmtUtils]: Spent 14.07s 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) [2022-11-21 17:15:43,477 WARN L233 SmtUtils]: Spent 7.25s 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) [2022-11-21 17:16:50,685 WARN L233 SmtUtils]: Spent 1.12m 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) [2022-11-21 17:17:28,784 WARN L233 SmtUtils]: Spent 38.10s 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) [2022-11-21 17:18:49,911 WARN L233 SmtUtils]: Spent 1.35m 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) [2022-11-21 17:19:26,803 WARN L233 SmtUtils]: Spent 36.89s 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) [2022-11-21 17:19:37,658 WARN L233 SmtUtils]: Spent 10.85s 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) [2022-11-21 17:19:42,962 WARN L233 SmtUtils]: Spent 5.30s 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) [2022-11-21 17:19:53,128 WARN L233 SmtUtils]: Spent 10.16s 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) [2022-11-21 17:20:14,947 WARN L233 SmtUtils]: Spent 17.14s 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) [2022-11-21 17:20:24,961 WARN L233 SmtUtils]: Spent 10.01s 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) [2022-11-21 17:20:42,286 WARN L233 SmtUtils]: Spent 17.32s 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) [2022-11-21 17:20:50,521 WARN L233 SmtUtils]: Spent 8.23s 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) [2022-11-21 17:24:51,432 WARN L233 SmtUtils]: Spent 3.93m 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)