./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_22-nocollapse.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_be871940-5540-44f0-8c34-1e94c4b241a4/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be871940-5540-44f0-8c34-1e94c4b241a4/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_be871940-5540-44f0-8c34-1e94c4b241a4/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be871940-5540-44f0-8c34-1e94c4b241a4/bin/uautomizer-ug76WZFUDN/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_22-nocollapse.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be871940-5540-44f0-8c34-1e94c4b241a4/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_be871940-5540-44f0-8c34-1e94c4b241a4/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 a0270befea30c9963adb19613f3074c8c29d9100e1f0592dc0c89cf3d3dda0df --- 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 11:37:23,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:37:23,429 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:37:23,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:37:23,468 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:37:23,474 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:37:23,477 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:37:23,481 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:37:23,485 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:37:23,489 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:37:23,491 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:37:23,495 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:37:23,495 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:37:23,504 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:37:23,505 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:37:23,511 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:37:23,512 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:37:23,513 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:37:23,517 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:37:23,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:37:23,526 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:37:23,527 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:37:23,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:37:23,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:37:23,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:37:23,540 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:37:23,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:37:23,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:37:23,544 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:37:23,545 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:37:23,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:37:23,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:37:23,549 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:37:23,550 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:37:23,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:37:23,552 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:37:23,553 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:37:23,554 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:37:23,554 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:37:23,556 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:37:23,557 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:37:23,558 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be871940-5540-44f0-8c34-1e94c4b241a4/bin/uautomizer-ug76WZFUDN/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-20 11:37:23,608 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:37:23,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:37:23,609 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:37:23,609 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:37:23,610 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:37:23,611 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:37:23,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:37:23,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:37:23,612 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:37:23,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:37:23,614 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 11:37:23,614 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 11:37:23,614 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:37:23,614 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 11:37:23,615 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:37:23,615 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 11:37:23,615 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 11:37:23,615 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 11:37:23,616 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:37:23,616 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 11:37:23,616 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 11:37:23,616 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:37:23,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:37:23,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:37:23,617 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:37:23,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:37:23,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:37:23,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:37:23,619 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 11:37:23,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 11:37:23,619 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_be871940-5540-44f0-8c34-1e94c4b241a4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be871940-5540-44f0-8c34-1e94c4b241a4/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0270befea30c9963adb19613f3074c8c29d9100e1f0592dc0c89cf3d3dda0df [2022-11-20 11:37:23,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:37:23,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:37:23,976 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:37:23,978 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:37:23,978 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:37:23,980 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be871940-5540-44f0-8c34-1e94c4b241a4/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/goblint-regression/09-regions_22-nocollapse.i [2022-11-20 11:37:27,247 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:37:27,651 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:37:27,652 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be871940-5540-44f0-8c34-1e94c4b241a4/sv-benchmarks/c/goblint-regression/09-regions_22-nocollapse.i [2022-11-20 11:37:27,676 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be871940-5540-44f0-8c34-1e94c4b241a4/bin/uautomizer-ug76WZFUDN/data/3a7135868/67e86de77b204276a2f45028e6a479a3/FLAGdd3cba484 [2022-11-20 11:37:27,701 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be871940-5540-44f0-8c34-1e94c4b241a4/bin/uautomizer-ug76WZFUDN/data/3a7135868/67e86de77b204276a2f45028e6a479a3 [2022-11-20 11:37:27,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:37:27,708 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:37:27,710 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:37:27,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:37:27,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:37:27,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:37:27" (1/1) ... [2022-11-20 11:37:27,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e0f6738 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:27, skipping insertion in model container [2022-11-20 11:37:27,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:37:27" (1/1) ... [2022-11-20 11:37:27,724 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:37:27,798 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:37:28,373 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:37:28,374 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:37:28,375 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:37:28,375 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:37:28,434 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:37:28,475 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 11:37:28,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@64a2302e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:28, skipping insertion in model container [2022-11-20 11:37:28,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:37:28,478 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 11:37:28,481 INFO L158 Benchmark]: Toolchain (without parser) took 771.02ms. Allocated memory is still 163.6MB. Free memory was 116.8MB in the beginning and 101.7MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 11:37:28,482 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 127.9MB. Free memory was 70.4MB in the beginning and 70.3MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:37:28,483 INFO L158 Benchmark]: CACSL2BoogieTranslator took 768.10ms. Allocated memory is still 163.6MB. Free memory was 116.4MB in the beginning and 101.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 11:37:28,485 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 was 70.4MB in the beginning and 70.3MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 768.10ms. Allocated memory is still 163.6MB. Free memory was 116.4MB in the beginning and 101.7MB 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: 1038]: 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_be871940-5540-44f0-8c34-1e94c4b241a4/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be871940-5540-44f0-8c34-1e94c4b241a4/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_be871940-5540-44f0-8c34-1e94c4b241a4/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be871940-5540-44f0-8c34-1e94c4b241a4/bin/uautomizer-ug76WZFUDN/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_22-nocollapse.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be871940-5540-44f0-8c34-1e94c4b241a4/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_be871940-5540-44f0-8c34-1e94c4b241a4/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 a0270befea30c9963adb19613f3074c8c29d9100e1f0592dc0c89cf3d3dda0df --- 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 11:37:30,998 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:37:31,000 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:37:31,035 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:37:31,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:37:31,036 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:37:31,038 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:37:31,040 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:37:31,042 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:37:31,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:37:31,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:37:31,046 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:37:31,046 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:37:31,047 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:37:31,049 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:37:31,050 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:37:31,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:37:31,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:37:31,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:37:31,057 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:37:31,059 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:37:31,060 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:37:31,062 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:37:31,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:37:31,066 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:37:31,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:37:31,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:37:31,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:37:31,069 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:37:31,070 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:37:31,070 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:37:31,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:37:31,072 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:37:31,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:37:31,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:37:31,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:37:31,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:37:31,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:37:31,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:37:31,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:37:31,078 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:37:31,079 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be871940-5540-44f0-8c34-1e94c4b241a4/bin/uautomizer-ug76WZFUDN/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-20 11:37:31,103 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:37:31,104 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:37:31,104 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:37:31,105 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:37:31,105 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:37:31,106 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:37:31,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:37:31,107 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:37:31,108 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:37:31,108 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:37:31,108 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 11:37:31,109 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 11:37:31,109 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:37:31,109 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 11:37:31,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:37:31,110 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 11:37:31,110 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 11:37:31,110 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 11:37:31,110 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:37:31,111 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 11:37:31,111 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 11:37:31,111 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 11:37:31,111 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 11:37:31,112 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:37:31,112 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:37:31,112 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:37:31,112 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:37:31,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:37:31,113 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:37:31,113 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:37:31,113 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 11:37:31,114 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 11:37:31,114 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 11:37:31,114 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_be871940-5540-44f0-8c34-1e94c4b241a4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be871940-5540-44f0-8c34-1e94c4b241a4/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0270befea30c9963adb19613f3074c8c29d9100e1f0592dc0c89cf3d3dda0df [2022-11-20 11:37:31,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:37:31,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:37:31,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:37:31,530 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:37:31,530 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:37:31,531 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be871940-5540-44f0-8c34-1e94c4b241a4/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/goblint-regression/09-regions_22-nocollapse.i [2022-11-20 11:37:34,665 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:37:35,066 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:37:35,067 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be871940-5540-44f0-8c34-1e94c4b241a4/sv-benchmarks/c/goblint-regression/09-regions_22-nocollapse.i [2022-11-20 11:37:35,083 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be871940-5540-44f0-8c34-1e94c4b241a4/bin/uautomizer-ug76WZFUDN/data/4f141cd89/7cde4d5d508a4fd0a0390b135b5fa43b/FLAG05de44937 [2022-11-20 11:37:35,105 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be871940-5540-44f0-8c34-1e94c4b241a4/bin/uautomizer-ug76WZFUDN/data/4f141cd89/7cde4d5d508a4fd0a0390b135b5fa43b [2022-11-20 11:37:35,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:37:35,111 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:37:35,112 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:37:35,113 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:37:35,117 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:37:35,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:37:35" (1/1) ... [2022-11-20 11:37:35,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@707d9a23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:35, skipping insertion in model container [2022-11-20 11:37:35,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:37:35" (1/1) ... [2022-11-20 11:37:35,129 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:37:35,186 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:37:35,843 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:37:35,843 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:37:35,845 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:37:35,847 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:37:35,924 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:37:35,965 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 11:37:35,984 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:37:36,022 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:37:36,023 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:37:36,024 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:37:36,024 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:37:36,055 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:37:36,077 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:37:36,133 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:37:36,134 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:37:36,135 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:37:36,135 WARN L1569 CHandler]: Possible shadowing of function new [2022-11-20 11:37:36,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:37:36,257 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:37:36,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:36 WrapperNode [2022-11-20 11:37:36,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:37:36,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:37:36,260 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:37:36,260 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:37:36,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:36" (1/1) ... [2022-11-20 11:37:36,305 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:36" (1/1) ... [2022-11-20 11:37:36,343 INFO L138 Inliner]: procedures = 275, calls = 35, calls flagged for inlining = 9, calls inlined = 8, statements flattened = 126 [2022-11-20 11:37:36,344 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:37:36,345 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:37:36,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:37:36,345 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:37:36,356 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:36" (1/1) ... [2022-11-20 11:37:36,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:36" (1/1) ... [2022-11-20 11:37:36,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:36" (1/1) ... [2022-11-20 11:37:36,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:36" (1/1) ... [2022-11-20 11:37:36,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:36" (1/1) ... [2022-11-20 11:37:36,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:36" (1/1) ... [2022-11-20 11:37:36,403 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:36" (1/1) ... [2022-11-20 11:37:36,405 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:36" (1/1) ... [2022-11-20 11:37:36,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:37:36,409 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:37:36,409 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:37:36,410 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:37:36,410 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:36" (1/1) ... [2022-11-20 11:37:36,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:37:36,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be871940-5540-44f0-8c34-1e94c4b241a4/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:37:36,480 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be871940-5540-44f0-8c34-1e94c4b241a4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 11:37:36,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be871940-5540-44f0-8c34-1e94c4b241a4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 11:37:36,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 11:37:36,538 INFO L130 BoogieDeclarations]: Found specification of procedure f [2022-11-20 11:37:36,539 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2022-11-20 11:37:36,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 11:37:36,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 11:37:36,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 11:37:36,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 11:37:36,539 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 11:37:36,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 11:37:36,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 11:37:36,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 11:37:36,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:37:36,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:37:36,542 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 11:37:36,761 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:37:36,764 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:37:37,623 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:37:37,633 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:37:37,633 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 11:37:37,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:37:37 BoogieIcfgContainer [2022-11-20 11:37:37,636 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 11:37:37,639 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 11:37:37,639 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 11:37:37,643 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 11:37:37,643 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:37:35" (1/3) ... [2022-11-20 11:37:37,644 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39ab2f87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:37:37, skipping insertion in model container [2022-11-20 11:37:37,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:37:36" (2/3) ... [2022-11-20 11:37:37,645 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39ab2f87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:37:37, skipping insertion in model container [2022-11-20 11:37:37,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:37:37" (3/3) ... [2022-11-20 11:37:37,647 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_22-nocollapse.i [2022-11-20 11:37:37,669 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 11:37:37,670 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 33 error locations. [2022-11-20 11:37:37,670 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-20 11:37:37,874 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-20 11:37:37,935 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-20 11:37:37,968 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 223 places, 231 transitions, 472 flow [2022-11-20 11:37:37,979 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 223 places, 231 transitions, 472 flow [2022-11-20 11:37:37,982 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 223 places, 231 transitions, 472 flow [2022-11-20 11:37:38,131 INFO L130 PetriNetUnfolder]: 15/229 cut-off events. [2022-11-20 11:37:38,131 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-20 11:37:38,141 INFO L83 FinitePrefix]: Finished finitePrefix Result has 236 conditions, 229 events. 15/229 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 661 event pairs, 0 based on Foata normal form. 0/173 useless extension candidates. Maximal degree in co-relation 168. Up to 2 conditions per place. [2022-11-20 11:37:38,149 INFO L119 LiptonReduction]: Number of co-enabled transitions 8134 [2022-11-20 11:40:13,264 WARN L233 SmtUtils]: Spent 11.93s on a formula simplification that was a NOOP. DAG size: 148 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:40:23,679 WARN L233 SmtUtils]: Spent 10.41s on a formula simplification that was a NOOP. DAG size: 144 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:40:37,631 WARN L233 SmtUtils]: Spent 13.95s on a formula simplification that was a NOOP. DAG size: 148 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:40:48,499 WARN L233 SmtUtils]: Spent 10.87s on a formula simplification that was a NOOP. DAG size: 144 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:41:14,393 WARN L233 SmtUtils]: Spent 25.89s on a formula simplification that was a NOOP. DAG size: 152 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:41:35,013 WARN L233 SmtUtils]: Spent 20.62s on a formula simplification that was a NOOP. DAG size: 148 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:41:58,669 WARN L233 SmtUtils]: Spent 23.65s on a formula simplification that was a NOOP. DAG size: 152 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:42:19,598 WARN L233 SmtUtils]: Spent 20.93s on a formula simplification that was a NOOP. DAG size: 148 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:42:40,236 WARN L233 SmtUtils]: Spent 18.50s on a formula simplification. DAG size of input: 175 DAG size of output: 167 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:42:48,496 WARN L233 SmtUtils]: Spent 8.26s 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 11:43:08,194 WARN L233 SmtUtils]: Spent 19.70s on a formula simplification. DAG size of input: 175 DAG size of output: 167 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:43:18,550 WARN L233 SmtUtils]: Spent 10.35s 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 11:43:32,080 WARN L233 SmtUtils]: Spent 13.53s on a formula simplification. DAG size of input: 156 DAG size of output: 148 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:43:39,073 WARN L233 SmtUtils]: Spent 6.99s 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 11:43:52,772 WARN L233 SmtUtils]: Spent 13.70s on a formula simplification. DAG size of input: 156 DAG size of output: 148 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:43:58,826 WARN L233 SmtUtils]: Spent 6.05s 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 11:44:13,971 WARN L233 SmtUtils]: Spent 15.13s on a formula simplification. DAG size of input: 159 DAG size of output: 151 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:44:21,675 WARN L233 SmtUtils]: Spent 7.70s 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 11:44:37,814 WARN L233 SmtUtils]: Spent 16.13s on a formula simplification. DAG size of input: 159 DAG size of output: 151 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:44:45,606 WARN L233 SmtUtils]: Spent 7.79s 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 11:45:04,518 WARN L233 SmtUtils]: Spent 17.93s on a formula simplification. DAG size of input: 171 DAG size of output: 163 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:45:13,017 WARN L233 SmtUtils]: Spent 8.50s 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 11:45:31,037 WARN L233 SmtUtils]: Spent 18.02s on a formula simplification. DAG size of input: 171 DAG size of output: 163 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:45:39,975 WARN L233 SmtUtils]: Spent 8.94s 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 11:48:10,201 WARN L233 SmtUtils]: Spent 2.50m on a formula simplification. DAG size of input: 218 DAG size of output: 202 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:49:18,664 WARN L233 SmtUtils]: Spent 1.14m 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 11:51:30,831 WARN L233 SmtUtils]: Spent 2.20m on a formula simplification. DAG size of input: 218 DAG size of output: 202 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:52:26,581 WARN L233 SmtUtils]: Spent 55.75s 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)