./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.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_d72b1149-7441-46bd-944a-8095618c16f9/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72b1149-7441-46bd-944a-8095618c16f9/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_d72b1149-7441-46bd-944a-8095618c16f9/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72b1149-7441-46bd-944a-8095618c16f9/bin/uautomizer-ug76WZFUDN/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72b1149-7441-46bd-944a-8095618c16f9/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_d72b1149-7441-46bd-944a-8095618c16f9/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 52746884466210ec366bc04a3a6cb03f413619353c73143d79c1024e676e598e --- 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 11:29:13,194 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:29:13,198 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:29:13,249 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:29:13,251 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:29:13,255 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:29:13,258 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:29:13,261 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:29:13,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:29:13,270 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:29:13,272 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:29:13,274 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:29:13,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:29:13,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:29:13,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:29:13,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:29:13,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:29:13,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:29:13,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:29:13,298 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:29:13,300 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:29:13,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:29:13,305 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:29:13,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:29:13,320 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:29:13,321 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:29:13,322 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:29:13,325 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:29:13,325 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:29:13,327 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:29:13,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:29:13,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:29:13,331 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:29:13,333 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:29:13,334 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:29:13,335 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:29:13,336 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:29:13,336 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:29:13,337 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:29:13,338 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:29:13,339 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:29:13,340 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72b1149-7441-46bd-944a-8095618c16f9/bin/uautomizer-ug76WZFUDN/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-20 11:29:13,394 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:29:13,395 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:29:13,396 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:29:13,396 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:29:13,397 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:29:13,397 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:29:13,398 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:29:13,398 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:29:13,399 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:29:13,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:29:13,401 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 11:29:13,401 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 11:29:13,401 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:29:13,402 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 11:29:13,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:29:13,402 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 11:29:13,402 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 11:29:13,403 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 11:29:13,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:29:13,403 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 11:29:13,404 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 11:29:13,404 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:29:13,404 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:29:13,405 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:29:13,405 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:29:13,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:29:13,405 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:29:13,406 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:29:13,407 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 11:29:13,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 11:29:13,407 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_d72b1149-7441-46bd-944a-8095618c16f9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72b1149-7441-46bd-944a-8095618c16f9/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52746884466210ec366bc04a3a6cb03f413619353c73143d79c1024e676e598e [2022-11-20 11:29:13,740 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:29:13,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:29:13,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:29:13,794 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:29:13,795 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:29:13,796 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72b1149-7441-46bd-944a-8095618c16f9/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i [2022-11-20 11:29:17,392 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:29:17,741 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:29:17,741 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72b1149-7441-46bd-944a-8095618c16f9/sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i [2022-11-20 11:29:17,762 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72b1149-7441-46bd-944a-8095618c16f9/bin/uautomizer-ug76WZFUDN/data/2d9e506bc/56b9f96ebd0d43eeaae021fb55149413/FLAGa00a9d915 [2022-11-20 11:29:17,784 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72b1149-7441-46bd-944a-8095618c16f9/bin/uautomizer-ug76WZFUDN/data/2d9e506bc/56b9f96ebd0d43eeaae021fb55149413 [2022-11-20 11:29:17,791 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:29:17,794 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:29:17,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:29:17,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:29:17,801 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:29:17,802 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:29:17" (1/1) ... [2022-11-20 11:29:17,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@108a394d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:29:17, skipping insertion in model container [2022-11-20 11:29:17,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:29:17" (1/1) ... [2022-11-20 11:29:17,813 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:29:17,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:29:18,513 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:29:18,513 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:29:18,514 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:29:18,515 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:29:18,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:29:18,586 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 11:29:18,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2521bcbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:29:18, skipping insertion in model container [2022-11-20 11:29:18,587 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:29:18,589 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 11:29:18,591 INFO L158 Benchmark]: Toolchain (without parser) took 796.25ms. Allocated memory is still 169.9MB. Free memory was 125.6MB in the beginning and 110.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 11:29:18,592 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 127.9MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:29:18,592 INFO L158 Benchmark]: CACSL2BoogieTranslator took 791.56ms. Allocated memory is still 169.9MB. Free memory was 125.6MB in the beginning and 110.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 11:29:18,594 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 127.9MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 791.56ms. Allocated memory is still 169.9MB. Free memory was 125.6MB in the beginning and 110.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1031]: 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_d72b1149-7441-46bd-944a-8095618c16f9/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72b1149-7441-46bd-944a-8095618c16f9/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_d72b1149-7441-46bd-944a-8095618c16f9/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72b1149-7441-46bd-944a-8095618c16f9/bin/uautomizer-ug76WZFUDN/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72b1149-7441-46bd-944a-8095618c16f9/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_d72b1149-7441-46bd-944a-8095618c16f9/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 52746884466210ec366bc04a3a6cb03f413619353c73143d79c1024e676e598e --- 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 11:29:21,073 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:29:21,077 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:29:21,130 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:29:21,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:29:21,136 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:29:21,139 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:29:21,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:29:21,149 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:29:21,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:29:21,157 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:29:21,158 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:29:21,159 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:29:21,162 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:29:21,164 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:29:21,169 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:29:21,170 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:29:21,172 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:29:21,176 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:29:21,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:29:21,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:29:21,188 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:29:21,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:29:21,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:29:21,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:29:21,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:29:21,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:29:21,206 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:29:21,208 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:29:21,209 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:29:21,210 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:29:21,211 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:29:21,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:29:21,235 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:29:21,236 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:29:21,236 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:29:21,237 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:29:21,238 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:29:21,238 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:29:21,239 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:29:21,241 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:29:21,242 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72b1149-7441-46bd-944a-8095618c16f9/bin/uautomizer-ug76WZFUDN/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-20 11:29:21,284 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:29:21,284 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:29:21,286 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:29:21,286 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:29:21,287 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:29:21,288 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:29:21,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:29:21,289 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:29:21,289 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:29:21,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:29:21,291 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 11:29:21,292 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 11:29:21,292 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:29:21,292 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 11:29:21,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:29:21,293 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 11:29:21,293 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 11:29:21,293 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 11:29:21,294 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:29:21,294 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 11:29:21,294 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 11:29:21,295 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 11:29:21,295 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 11:29:21,295 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:29:21,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:29:21,296 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:29:21,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:29:21,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:29:21,297 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:29:21,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:29:21,298 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 11:29:21,298 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 11:29:21,299 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 11:29:21,299 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_d72b1149-7441-46bd-944a-8095618c16f9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72b1149-7441-46bd-944a-8095618c16f9/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52746884466210ec366bc04a3a6cb03f413619353c73143d79c1024e676e598e [2022-11-20 11:29:21,710 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:29:21,733 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:29:21,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:29:21,736 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:29:21,737 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:29:21,739 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72b1149-7441-46bd-944a-8095618c16f9/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i [2022-11-20 11:29:25,109 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:29:25,485 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:29:25,486 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72b1149-7441-46bd-944a-8095618c16f9/sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i [2022-11-20 11:29:25,506 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72b1149-7441-46bd-944a-8095618c16f9/bin/uautomizer-ug76WZFUDN/data/84bec1521/3957f4ed0a2140bba05332ab691c74d2/FLAG397d75605 [2022-11-20 11:29:25,531 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72b1149-7441-46bd-944a-8095618c16f9/bin/uautomizer-ug76WZFUDN/data/84bec1521/3957f4ed0a2140bba05332ab691c74d2 [2022-11-20 11:29:25,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:29:25,536 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:29:25,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:29:25,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:29:25,544 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:29:25,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:29:25" (1/1) ... [2022-11-20 11:29:25,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38b9652b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:29:25, skipping insertion in model container [2022-11-20 11:29:25,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:29:25" (1/1) ... [2022-11-20 11:29:25,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:29:25,614 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:29:26,208 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:29:26,209 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:29:26,211 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:29:26,213 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:29:26,255 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:29:26,290 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 11:29:26,307 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:29:26,391 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:29:26,392 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:29:26,392 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:29:26,393 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:29:26,416 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:29:26,436 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:29:26,477 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:29:26,477 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:29:26,477 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:29:26,478 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:29:26,501 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:29:26,587 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:29:26,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:29:26 WrapperNode [2022-11-20 11:29:26,588 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:29:26,589 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:29:26,589 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:29:26,589 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:29:26,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:29:26" (1/1) ... [2022-11-20 11:29:26,642 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:29:26" (1/1) ... [2022-11-20 11:29:26,678 INFO L138 Inliner]: procedures = 274, calls = 32, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 117 [2022-11-20 11:29:26,679 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:29:26,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:29:26,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:29:26,681 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:29:26,690 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:29:26" (1/1) ... [2022-11-20 11:29:26,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:29:26" (1/1) ... [2022-11-20 11:29:26,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:29:26" (1/1) ... [2022-11-20 11:29:26,708 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:29:26" (1/1) ... [2022-11-20 11:29:26,722 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:29:26" (1/1) ... [2022-11-20 11:29:26,738 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:29:26" (1/1) ... [2022-11-20 11:29:26,740 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:29:26" (1/1) ... [2022-11-20 11:29:26,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:29:26" (1/1) ... [2022-11-20 11:29:26,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:29:26,758 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:29:26,758 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:29:26,758 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:29:26,759 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:29:26" (1/1) ... [2022-11-20 11:29:26,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:29:26,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72b1149-7441-46bd-944a-8095618c16f9/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:29:26,798 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72b1149-7441-46bd-944a-8095618c16f9/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 11:29:26,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72b1149-7441-46bd-944a-8095618c16f9/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 11:29:26,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 11:29:26,846 INFO L130 BoogieDeclarations]: Found specification of procedure f [2022-11-20 11:29:26,846 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2022-11-20 11:29:26,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 11:29:26,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 11:29:26,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 11:29:26,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 11:29:26,847 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 11:29:26,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 11:29:26,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 11:29:26,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 11:29:26,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:29:26,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:29:26,850 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 11:29:27,077 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:29:27,080 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:29:27,655 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:29:27,663 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:29:27,664 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 11:29:27,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:29:27 BoogieIcfgContainer [2022-11-20 11:29:27,666 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 11:29:27,669 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 11:29:27,669 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 11:29:27,672 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 11:29:27,673 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:29:25" (1/3) ... [2022-11-20 11:29:27,673 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2aa03839 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:29:27, skipping insertion in model container [2022-11-20 11:29:27,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:29:26" (2/3) ... [2022-11-20 11:29:27,674 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2aa03839 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:29:27, skipping insertion in model container [2022-11-20 11:29:27,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:29:27" (3/3) ... [2022-11-20 11:29:27,676 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_21-arrayloop2_nr.i [2022-11-20 11:29:27,695 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 11:29:27,696 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 33 error locations. [2022-11-20 11:29:27,696 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-20 11:29:27,871 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-20 11:29:27,918 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-20 11:29:27,950 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 211 places, 218 transitions, 446 flow [2022-11-20 11:29:27,958 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 211 places, 218 transitions, 446 flow [2022-11-20 11:29:27,960 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 211 places, 218 transitions, 446 flow [2022-11-20 11:29:28,072 INFO L130 PetriNetUnfolder]: 14/216 cut-off events. [2022-11-20 11:29:28,072 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-20 11:29:28,091 INFO L83 FinitePrefix]: Finished finitePrefix Result has 223 conditions, 216 events. 14/216 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 635 event pairs, 0 based on Foata normal form. 0/161 useless extension candidates. Maximal degree in co-relation 155. Up to 2 conditions per place. [2022-11-20 11:29:28,098 INFO L119 LiptonReduction]: Number of co-enabled transitions 8134 [2022-11-20 11:31:17,351 WARN L233 SmtUtils]: Spent 9.27s on a formula simplification. DAG size of input: 123 DAG size of output: 114 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:31:28,630 WARN L233 SmtUtils]: Spent 7.73s on a formula simplification. DAG size of input: 123 DAG size of output: 114 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:32:04,515 WARN L233 SmtUtils]: Spent 7.62s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:32:12,558 WARN L233 SmtUtils]: Spent 8.04s 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 11:32:19,920 WARN L233 SmtUtils]: Spent 7.36s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:32:28,392 WARN L233 SmtUtils]: Spent 8.47s 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 11:32:34,626 WARN L233 SmtUtils]: Spent 6.23s on a formula simplification that was a NOOP. DAG size: 149 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:32:41,421 WARN L233 SmtUtils]: Spent 6.79s 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 11:32:47,560 WARN L233 SmtUtils]: Spent 6.14s on a formula simplification that was a NOOP. DAG size: 149 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:32:53,913 WARN L233 SmtUtils]: Spent 6.35s 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 11:33:00,796 WARN L233 SmtUtils]: Spent 6.05s on a formula simplification that was a NOOP. DAG size: 146 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:33:06,827 WARN L233 SmtUtils]: Spent 6.03s 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 11:33:11,856 WARN L233 SmtUtils]: Spent 5.03s on a formula simplification that was a NOOP. DAG size: 146 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:33:16,935 WARN L233 SmtUtils]: Spent 5.08s 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 11:33:24,413 WARN L233 SmtUtils]: Spent 7.47s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:33:30,433 WARN L233 SmtUtils]: Spent 6.02s 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 11:33:36,894 WARN L233 SmtUtils]: Spent 6.46s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:33:43,734 WARN L233 SmtUtils]: Spent 6.84s 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 11:35:52,411 WARN L233 SmtUtils]: Spent 2.14m on a formula simplification. DAG size of input: 212 DAG size of output: 204 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:36:50,555 WARN L233 SmtUtils]: Spent 58.14s on a formula simplification that was a NOOP. DAG size: 200 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:38:52,447 WARN L233 SmtUtils]: Spent 2.03m on a formula simplification. DAG size of input: 212 DAG size of output: 204 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:40:02,904 WARN L233 SmtUtils]: Spent 1.17m on a formula simplification that was a NOOP. DAG size: 200 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:42:21,378 WARN L233 SmtUtils]: Spent 2.19m on a formula simplification that was a NOOP. DAG size: 220 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:44:18,705 WARN L233 SmtUtils]: Spent 1.96m on a formula simplification that was a NOOP. DAG size: 212 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)