./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 38b53e6a 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_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R/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_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R --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-38b53e6 [2022-11-25 17:32:29,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:32:29,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:32:29,502 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:32:29,503 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:32:29,504 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:32:29,506 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:32:29,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:32:29,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:32:29,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:32:29,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:32:29,528 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:32:29,528 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:32:29,532 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:32:29,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:32:29,540 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:32:29,542 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:32:29,543 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:32:29,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:32:29,553 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:32:29,555 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:32:29,557 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:32:29,560 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:32:29,561 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:32:29,572 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:32:29,573 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:32:29,573 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:32:29,574 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:32:29,575 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:32:29,576 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:32:29,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:32:29,577 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:32:29,578 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:32:29,579 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:32:29,580 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:32:29,581 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:32:29,581 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:32:29,582 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:32:29,582 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:32:29,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:32:29,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:32:29,594 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-25 17:32:29,638 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:32:29,638 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:32:29,638 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:32:29,639 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:32:29,639 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:32:29,639 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:32:29,640 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:32:29,641 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:32:29,641 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:32:29,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:32:29,641 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 17:32:29,641 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:32:29,642 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:32:29,642 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 17:32:29,642 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:32:29,642 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 17:32:29,646 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 17:32:29,647 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 17:32:29,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:32:29,647 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 17:32:29,647 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 17:32:29,647 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:32:29,648 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:32:29,648 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:32:29,649 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:32:29,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:32:29,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:32:29,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:32:29,651 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:32:29,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 17:32:29,652 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:32:29,652 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:32:29,652 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:32:29,652 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52746884466210ec366bc04a3a6cb03f413619353c73143d79c1024e676e598e [2022-11-25 17:32:30,038 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:32:30,081 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:32:30,084 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:32:30,086 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:32:30,086 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:32:30,088 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i [2022-11-25 17:32:33,795 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:32:34,191 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:32:34,192 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i [2022-11-25 17:32:34,212 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R/data/d6be0290f/1616e8422969488ab885d3def854308f/FLAGd53d088e7 [2022-11-25 17:32:34,240 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R/data/d6be0290f/1616e8422969488ab885d3def854308f [2022-11-25 17:32:34,247 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:32:34,249 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:32:34,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:32:34,254 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:32:34,258 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:32:34,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:32:34" (1/1) ... [2022-11-25 17:32:34,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c448e12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:34, skipping insertion in model container [2022-11-25 17:32:34,261 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:32:34" (1/1) ... [2022-11-25 17:32:34,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:32:34,343 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:32:34,997 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-25 17:32:34,998 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-25 17:32:34,999 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-25 17:32:35,002 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-25 17:32:35,056 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:32:35,093 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) [2022-11-25 17:32:35,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6ce5c429 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:35, skipping insertion in model container [2022-11-25 17:32:35,095 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:32:35,096 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 17:32:35,098 INFO L158 Benchmark]: Toolchain (without parser) took 847.46ms. Allocated memory is still 130.0MB. Free memory was 83.8MB in the beginning and 68.9MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-25 17:32:35,099 INFO L158 Benchmark]: CDTParser took 0.78ms. Allocated memory is still 104.9MB. Free memory was 53.8MB in the beginning and 53.7MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:32:35,101 INFO L158 Benchmark]: CACSL2BoogieTranslator took 841.95ms. Allocated memory is still 130.0MB. Free memory was 83.5MB in the beginning and 69.2MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-25 17:32:35,103 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78ms. Allocated memory is still 104.9MB. Free memory was 53.8MB in the beginning and 53.7MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 841.95ms. Allocated memory is still 130.0MB. Free memory was 83.5MB in the beginning and 69.2MB in the end (delta: 14.3MB). 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_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R/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_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R --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-38b53e6 [2022-11-25 17:32:37,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:32:37,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:32:38,021 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:32:38,022 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:32:38,026 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:32:38,029 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:32:38,034 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:32:38,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:32:38,044 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:32:38,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:32:38,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:32:38,050 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:32:38,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:32:38,055 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:32:38,061 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:32:38,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:32:38,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:32:38,071 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:32:38,074 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:32:38,080 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:32:38,082 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:32:38,086 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:32:38,087 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:32:38,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:32:38,098 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:32:38,099 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:32:38,100 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:32:38,102 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:32:38,104 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:32:38,104 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:32:38,106 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:32:38,108 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:32:38,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:32:38,111 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:32:38,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:32:38,112 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:32:38,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:32:38,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:32:38,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:32:38,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:32:38,117 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-25 17:32:38,156 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:32:38,157 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:32:38,158 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:32:38,159 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:32:38,160 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:32:38,160 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:32:38,162 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:32:38,162 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:32:38,162 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:32:38,163 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:32:38,164 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 17:32:38,164 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:32:38,165 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:32:38,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 17:32:38,165 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:32:38,165 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 17:32:38,166 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 17:32:38,166 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 17:32:38,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:32:38,166 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 17:32:38,167 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 17:32:38,167 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 17:32:38,167 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 17:32:38,167 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:32:38,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:32:38,168 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:32:38,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:32:38,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:32:38,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:32:38,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:32:38,169 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 17:32:38,170 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 17:32:38,170 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:32:38,171 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:32:38,171 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:32:38,171 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 17:32:38,171 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52746884466210ec366bc04a3a6cb03f413619353c73143d79c1024e676e598e [2022-11-25 17:32:38,740 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:32:38,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:32:38,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:32:38,788 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:32:38,789 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:32:38,791 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i [2022-11-25 17:32:42,706 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:32:43,050 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:32:43,051 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/sv-benchmarks/c/goblint-regression/09-regions_21-arrayloop2_nr.i [2022-11-25 17:32:43,068 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R/data/132478b8b/b6533285d9ac4687a83be1d16cea0a2a/FLAG8fdd0cdd5 [2022-11-25 17:32:43,091 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R/data/132478b8b/b6533285d9ac4687a83be1d16cea0a2a [2022-11-25 17:32:43,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:32:43,096 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:32:43,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:32:43,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:32:43,106 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:32:43,107 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:32:43" (1/1) ... [2022-11-25 17:32:43,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55f9dfe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:43, skipping insertion in model container [2022-11-25 17:32:43,109 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:32:43" (1/1) ... [2022-11-25 17:32:43,118 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:32:43,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:32:43,929 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-25 17:32:43,932 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-25 17:32:43,934 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-25 17:32:43,935 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-25 17:32:43,976 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:32:44,000 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-25 17:32:44,012 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:32:44,057 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-25 17:32:44,057 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-25 17:32:44,058 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-25 17:32:44,058 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-25 17:32:44,069 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:32:44,104 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 17:32:44,181 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-25 17:32:44,187 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-25 17:32:44,187 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-25 17:32:44,188 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-25 17:32:44,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:32:44,292 INFO L208 MainTranslator]: Completed translation [2022-11-25 17:32:44,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:44 WrapperNode [2022-11-25 17:32:44,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:32:44,294 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 17:32:44,295 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 17:32:44,295 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 17:32:44,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:44" (1/1) ... [2022-11-25 17:32:44,354 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:44" (1/1) ... [2022-11-25 17:32:44,409 INFO L138 Inliner]: procedures = 274, calls = 32, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 117 [2022-11-25 17:32:44,410 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 17:32:44,411 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 17:32:44,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 17:32:44,411 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 17:32:44,421 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:44" (1/1) ... [2022-11-25 17:32:44,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:44" (1/1) ... [2022-11-25 17:32:44,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:44" (1/1) ... [2022-11-25 17:32:44,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:44" (1/1) ... [2022-11-25 17:32:44,447 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:44" (1/1) ... [2022-11-25 17:32:44,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:44" (1/1) ... [2022-11-25 17:32:44,466 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:44" (1/1) ... [2022-11-25 17:32:44,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:44" (1/1) ... [2022-11-25 17:32:44,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 17:32:44,484 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 17:32:44,485 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 17:32:44,485 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 17:32:44,487 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:44" (1/1) ... [2022-11-25 17:32:44,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:32:44,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:32:44,535 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 17:32:44,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033ddd97-5c2d-4cfb-a3e4-fb8aa130a7b3/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 17:32:44,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-25 17:32:44,591 INFO L130 BoogieDeclarations]: Found specification of procedure f [2022-11-25 17:32:44,591 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2022-11-25 17:32:44,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 17:32:44,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 17:32:44,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 17:32:44,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-25 17:32:44,593 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-25 17:32:44,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 17:32:44,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 17:32:44,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 17:32:44,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 17:32:44,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 17:32:44,597 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-25 17:32:44,867 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 17:32:44,869 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 17:32:45,626 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 17:32:45,637 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 17:32:45,640 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-25 17:32:45,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:32:45 BoogieIcfgContainer [2022-11-25 17:32:45,644 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 17:32:45,647 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 17:32:45,647 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 17:32:45,651 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 17:32:45,652 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 05:32:43" (1/3) ... [2022-11-25 17:32:45,654 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ca836d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:32:45, skipping insertion in model container [2022-11-25 17:32:45,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:44" (2/3) ... [2022-11-25 17:32:45,656 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ca836d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:32:45, skipping insertion in model container [2022-11-25 17:32:45,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:32:45" (3/3) ... [2022-11-25 17:32:45,658 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_21-arrayloop2_nr.i [2022-11-25 17:32:45,683 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 17:32:45,683 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 33 error locations. [2022-11-25 17:32:45,683 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-25 17:32:45,954 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-25 17:32:46,021 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 211 places, 218 transitions, 446 flow [2022-11-25 17:32:46,183 INFO L130 PetriNetUnfolder]: 14/216 cut-off events. [2022-11-25 17:32:46,183 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-25 17:32:46,193 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. [2022-11-25 17:32:46,194 INFO L82 GeneralOperation]: Start removeDead. Operand has 211 places, 218 transitions, 446 flow [2022-11-25 17:32:46,217 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 209 places, 216 transitions, 438 flow [2022-11-25 17:32:46,222 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-25 17:32:46,244 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 209 places, 216 transitions, 438 flow [2022-11-25 17:32:46,248 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 209 places, 216 transitions, 438 flow [2022-11-25 17:32:46,249 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 209 places, 216 transitions, 438 flow [2022-11-25 17:32:46,304 INFO L130 PetriNetUnfolder]: 14/216 cut-off events. [2022-11-25 17:32:46,304 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-25 17:32:46,307 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 630 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. [2022-11-25 17:32:46,313 INFO L119 LiptonReduction]: Number of co-enabled transitions 8134 [2022-11-25 17:34:13,477 WARN L233 SmtUtils]: Spent 6.75s on a formula simplification. DAG size of input: 115 DAG size of output: 106 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 17:34:22,114 WARN L233 SmtUtils]: Spent 5.76s on a formula simplification. DAG size of input: 115 DAG size of output: 106 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-25 17:35:33,268 WARN L233 SmtUtils]: Spent 6.50s 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) [2022-11-25 17:35:40,938 WARN L233 SmtUtils]: Spent 7.67s 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) [2022-11-25 17:35:49,213 WARN L233 SmtUtils]: Spent 8.27s 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) [2022-11-25 17:35:56,668 WARN L233 SmtUtils]: Spent 7.45s 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) [2022-11-25 17:36:02,775 WARN L233 SmtUtils]: Spent 6.10s 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) [2022-11-25 17:36:09,451 WARN L233 SmtUtils]: Spent 6.68s 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) [2022-11-25 17:36:16,409 WARN L233 SmtUtils]: Spent 6.96s 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) [2022-11-25 17:36:24,508 WARN L233 SmtUtils]: Spent 8.10s 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) [2022-11-25 17:36:33,293 WARN L233 SmtUtils]: Spent 8.78s 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) [2022-11-25 17:36:42,498 WARN L233 SmtUtils]: Spent 9.20s 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) [2022-11-25 17:36:50,820 WARN L233 SmtUtils]: Spent 8.32s 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) [2022-11-25 17:36:59,950 WARN L233 SmtUtils]: Spent 9.13s 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) [2022-11-25 17:37:11,760 WARN L233 SmtUtils]: Spent 10.27s 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) [2022-11-25 17:37:21,448 WARN L233 SmtUtils]: Spent 9.69s 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) [2022-11-25 17:37:29,959 WARN L233 SmtUtils]: Spent 8.51s 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) [2022-11-25 17:37:38,382 WARN L233 SmtUtils]: Spent 8.42s 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) [2022-11-25 17:40:05,288 WARN L233 SmtUtils]: Spent 2.45m 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) [2022-11-25 17:41:19,790 WARN L233 SmtUtils]: Spent 1.24m 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) [2022-11-25 17:43:19,983 WARN L233 SmtUtils]: Spent 2.00m 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) [2022-11-25 17:44:24,071 WARN L233 SmtUtils]: Spent 1.07m 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) [2022-11-25 17:46:36,169 WARN L233 SmtUtils]: Spent 2.12m 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)