./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 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_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8 --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 e4d7ddac57159b9ffdb625c6e71ce7282574c20e8d076ceee5f26bffd815ae46 --- 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-2329fc7 [2022-12-13 16:51:48,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 16:51:48,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 16:51:48,763 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 16:51:48,763 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 16:51:48,764 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 16:51:48,765 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 16:51:48,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 16:51:48,768 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 16:51:48,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 16:51:48,770 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 16:51:48,771 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 16:51:48,771 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 16:51:48,772 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 16:51:48,773 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 16:51:48,774 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 16:51:48,775 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 16:51:48,775 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 16:51:48,777 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 16:51:48,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 16:51:48,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 16:51:48,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 16:51:48,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 16:51:48,782 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 16:51:48,801 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 16:51:48,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 16:51:48,802 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 16:51:48,803 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 16:51:48,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 16:51:48,804 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 16:51:48,805 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 16:51:48,805 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 16:51:48,806 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 16:51:48,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 16:51:48,808 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 16:51:48,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 16:51:48,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 16:51:48,809 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 16:51:48,809 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 16:51:48,810 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 16:51:48,811 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 16:51:48,811 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-12-13 16:51:48,825 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 16:51:48,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 16:51:48,826 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 16:51:48,835 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 16:51:48,835 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 16:51:48,836 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 16:51:48,836 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 16:51:48,836 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 16:51:48,837 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 16:51:48,837 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 16:51:48,837 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 16:51:48,837 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 16:51:48,837 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 16:51:48,838 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 16:51:48,838 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 16:51:48,838 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 16:51:48,838 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 16:51:48,838 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 16:51:48,838 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 16:51:48,839 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 16:51:48,839 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 16:51:48,839 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 16:51:48,839 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 16:51:48,839 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 16:51:48,839 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 16:51:48,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 16:51:48,840 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 16:51:48,840 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 16:51:48,840 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 16:51:48,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 16:51:48,840 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 16:51:48,841 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 16:51:48,841 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 16:51:48,841 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 16:51:48,841 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_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4d7ddac57159b9ffdb625c6e71ce7282574c20e8d076ceee5f26bffd815ae46 [2022-12-13 16:51:49,032 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 16:51:49,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 16:51:49,050 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 16:51:49,051 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 16:51:49,051 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 16:51:49,052 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2022-12-13 16:51:51,670 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 16:51:51,889 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 16:51:51,889 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2022-12-13 16:51:51,902 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8/data/15daffdac/5edf735b6023484397a3c0557624514d/FLAGf6d3abbd7 [2022-12-13 16:51:51,913 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8/data/15daffdac/5edf735b6023484397a3c0557624514d [2022-12-13 16:51:51,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 16:51:51,917 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 16:51:51,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 16:51:51,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 16:51:51,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 16:51:51,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:51:51" (1/1) ... [2022-12-13 16:51:51,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3df08485 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:51:51, skipping insertion in model container [2022-12-13 16:51:51,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:51:51" (1/1) ... [2022-12-13 16:51:51,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 16:51:51,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 16:51:52,412 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:51:52,425 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) [2022-12-13 16:51:52,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@60aa1f3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:51:52, skipping insertion in model container [2022-12-13 16:51:52,426 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 16:51:52,426 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 16:51:52,427 INFO L158 Benchmark]: Toolchain (without parser) took 509.60ms. Allocated memory is still 130.0MB. Free memory was 92.3MB in the beginning and 76.8MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 16:51:52,427 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 130.0MB. Free memory is still 96.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:51:52,428 INFO L158 Benchmark]: CACSL2BoogieTranslator took 508.01ms. Allocated memory is still 130.0MB. Free memory was 92.1MB in the beginning and 76.8MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 16:51:52,429 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 130.0MB. Free memory is still 96.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 508.01ms. Allocated memory is still 130.0MB. Free memory was 92.1MB in the beginning and 76.8MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1239]: 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_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8 --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 e4d7ddac57159b9ffdb625c6e71ce7282574c20e8d076ceee5f26bffd815ae46 --- 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-2329fc7 [2022-12-13 16:51:53,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 16:51:53,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 16:51:53,839 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 16:51:53,840 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 16:51:53,840 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 16:51:53,841 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 16:51:53,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 16:51:53,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 16:51:53,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 16:51:53,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 16:51:53,845 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 16:51:53,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 16:51:53,846 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 16:51:53,847 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 16:51:53,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 16:51:53,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 16:51:53,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 16:51:53,850 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 16:51:53,851 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 16:51:53,852 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 16:51:53,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 16:51:53,853 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 16:51:53,854 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 16:51:53,856 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 16:51:53,856 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 16:51:53,856 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 16:51:53,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 16:51:53,857 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 16:51:53,858 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 16:51:53,858 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 16:51:53,859 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 16:51:53,859 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 16:51:53,860 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 16:51:53,861 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 16:51:53,861 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 16:51:53,861 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 16:51:53,861 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 16:51:53,862 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 16:51:53,862 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 16:51:53,863 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 16:51:53,863 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-12-13 16:51:53,878 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 16:51:53,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 16:51:53,878 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 16:51:53,878 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 16:51:53,879 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 16:51:53,879 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 16:51:53,879 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 16:51:53,879 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 16:51:53,879 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 16:51:53,880 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 16:51:53,880 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 16:51:53,880 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 16:51:53,880 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 16:51:53,880 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 16:51:53,880 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 16:51:53,880 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 16:51:53,880 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 16:51:53,880 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 16:51:53,880 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 16:51:53,880 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 16:51:53,881 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 16:51:53,881 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 16:51:53,881 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 16:51:53,881 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 16:51:53,881 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 16:51:53,881 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 16:51:53,881 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 16:51:53,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 16:51:53,881 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 16:51:53,881 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 16:51:53,882 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 16:51:53,882 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 16:51:53,882 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 16:51:53,882 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 16:51:53,882 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 16:51:53,882 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 16:51:53,882 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 16:51:53,882 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_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4d7ddac57159b9ffdb625c6e71ce7282574c20e8d076ceee5f26bffd815ae46 [2022-12-13 16:51:54,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 16:51:54,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 16:51:54,156 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 16:51:54,157 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 16:51:54,157 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 16:51:54,158 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2022-12-13 16:51:56,760 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 16:51:57,001 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 16:51:57,002 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/sv-benchmarks/c/goblint-regression/09-regions_06-ptra_nr.i [2022-12-13 16:51:57,016 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8/data/bfdb8330c/40851b0138074ea0b92fdb8fc78372f1/FLAGbe2b42f8d [2022-12-13 16:51:57,030 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8/data/bfdb8330c/40851b0138074ea0b92fdb8fc78372f1 [2022-12-13 16:51:57,033 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 16:51:57,034 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 16:51:57,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 16:51:57,036 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 16:51:57,038 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 16:51:57,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:51:57" (1/1) ... [2022-12-13 16:51:57,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@654138fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:51:57, skipping insertion in model container [2022-12-13 16:51:57,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:51:57" (1/1) ... [2022-12-13 16:51:57,045 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 16:51:57,074 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 16:51:57,455 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:51:57,469 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-13 16:51:57,480 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 16:51:57,510 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:51:57,514 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 16:51:57,545 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:51:57,593 INFO L208 MainTranslator]: Completed translation [2022-12-13 16:51:57,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:51:57 WrapperNode [2022-12-13 16:51:57,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 16:51:57,594 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 16:51:57,595 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 16:51:57,595 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 16:51:57,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:51:57" (1/1) ... [2022-12-13 16:51:57,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:51:57" (1/1) ... [2022-12-13 16:51:57,635 INFO L138 Inliner]: procedures = 369, calls = 31, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 98 [2022-12-13 16:51:57,636 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 16:51:57,636 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 16:51:57,636 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 16:51:57,636 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 16:51:57,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:51:57" (1/1) ... [2022-12-13 16:51:57,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:51:57" (1/1) ... [2022-12-13 16:51:57,645 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:51:57" (1/1) ... [2022-12-13 16:51:57,645 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:51:57" (1/1) ... [2022-12-13 16:51:57,652 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:51:57" (1/1) ... [2022-12-13 16:51:57,653 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:51:57" (1/1) ... [2022-12-13 16:51:57,655 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:51:57" (1/1) ... [2022-12-13 16:51:57,656 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:51:57" (1/1) ... [2022-12-13 16:51:57,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 16:51:57,659 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 16:51:57,659 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 16:51:57,659 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 16:51:57,659 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:51:57" (1/1) ... [2022-12-13 16:51:57,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 16:51:57,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:51:57,687 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 16:51:57,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e5dd68c-6f96-4996-a17c-507f885a56be/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 16:51:57,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-13 16:51:57,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 16:51:57,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 16:51:57,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 16:51:57,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-13 16:51:57,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-13 16:51:57,722 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-13 16:51:57,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 16:51:57,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 16:51:57,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 16:51:57,722 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-12-13 16:51:57,722 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-12-13 16:51:57,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 16:51:57,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 16:51:57,723 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 16:51:57,842 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 16:51:57,844 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 16:51:58,257 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 16:51:58,265 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 16:51:58,265 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 16:51:58,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:51:58 BoogieIcfgContainer [2022-12-13 16:51:58,273 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 16:51:58,274 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 16:51:58,274 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 16:51:58,276 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 16:51:58,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 04:51:57" (1/3) ... [2022-12-13 16:51:58,277 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e29bc08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 04:51:58, skipping insertion in model container [2022-12-13 16:51:58,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:51:57" (2/3) ... [2022-12-13 16:51:58,277 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e29bc08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 04:51:58, skipping insertion in model container [2022-12-13 16:51:58,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:51:58" (3/3) ... [2022-12-13 16:51:58,278 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_06-ptra_nr.i [2022-12-13 16:51:58,292 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 16:51:58,292 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 31 error locations. [2022-12-13 16:51:58,292 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 16:51:58,346 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-12-13 16:51:58,373 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 153 places, 149 transitions, 303 flow [2022-12-13 16:51:58,413 INFO L130 PetriNetUnfolder]: 0/148 cut-off events. [2022-12-13 16:51:58,414 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 16:51:58,416 INFO L83 FinitePrefix]: Finished finitePrefix Result has 152 conditions, 148 events. 0/148 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 158 event pairs, 0 based on Foata normal form. 0/117 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place. [2022-12-13 16:51:58,416 INFO L82 GeneralOperation]: Start removeDead. Operand has 153 places, 149 transitions, 303 flow [2022-12-13 16:51:58,420 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 152 places, 148 transitions, 299 flow [2022-12-13 16:51:58,423 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-12-13 16:51:58,431 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 152 places, 148 transitions, 299 flow [2022-12-13 16:51:58,433 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 152 places, 148 transitions, 299 flow [2022-12-13 16:51:58,433 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 152 places, 148 transitions, 299 flow [2022-12-13 16:51:58,462 INFO L130 PetriNetUnfolder]: 0/148 cut-off events. [2022-12-13 16:51:58,462 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 16:51:58,463 INFO L83 FinitePrefix]: Finished finitePrefix Result has 152 conditions, 148 events. 0/148 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 158 event pairs, 0 based on Foata normal form. 0/117 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place. [2022-12-13 16:51:58,464 INFO L119 LiptonReduction]: Number of co-enabled transitions 1924 [2022-12-13 16:52:54,089 WARN L233 SmtUtils]: Spent 10.59s on a formula simplification. DAG size of input: 137 DAG size of output: 133 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 16:52:59,112 WARN L233 SmtUtils]: Spent 5.02s on a formula simplification that was a NOOP. DAG size: 129 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 16:53:10,136 WARN L233 SmtUtils]: Spent 11.02s on a formula simplification. DAG size of input: 137 DAG size of output: 133 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 16:53:15,501 WARN L233 SmtUtils]: Spent 5.36s on a formula simplification that was a NOOP. DAG size: 129 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 16:53:50,637 WARN L233 SmtUtils]: Spent 34.60s on a formula simplification that was a NOOP. DAG size: 179 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 16:54:23,449 WARN L233 SmtUtils]: Spent 32.81s on a formula simplification that was a NOOP. DAG size: 160 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 16:54:56,794 WARN L233 SmtUtils]: Spent 33.34s on a formula simplification that was a NOOP. DAG size: 179 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 16:55:27,639 WARN L233 SmtUtils]: Spent 30.84s on a formula simplification that was a NOOP. DAG size: 160 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 16:57:13,016 WARN L233 SmtUtils]: Spent 1.76m on a formula simplification. DAG size of input: 182 DAG size of output: 181 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 16:58:01,275 WARN L233 SmtUtils]: Spent 48.26s on a formula simplification that was a NOOP. DAG size: 177 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 16:59:41,414 WARN L233 SmtUtils]: Spent 1.67m on a formula simplification. DAG size of input: 182 DAG size of output: 181 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 17:00:29,730 WARN L233 SmtUtils]: Spent 48.31s on a formula simplification that was a NOOP. DAG size: 177 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 17:00:35,126 WARN L233 SmtUtils]: Spent 5.39s on a formula simplification that was a NOOP. DAG size: 134 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 17:00:40,218 WARN L233 SmtUtils]: Spent 5.09s on a formula simplification that was a NOOP. DAG size: 134 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 17:00:45,659 WARN L233 SmtUtils]: Spent 5.44s on a formula simplification that was a NOOP. DAG size: 134 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 17:00:50,910 WARN L233 SmtUtils]: Spent 5.25s on a formula simplification that was a NOOP. DAG size: 134 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 17:01:04,885 WARN L233 SmtUtils]: Spent 13.97s on a formula simplification. DAG size of input: 140 DAG size of output: 138 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 17:01:10,915 WARN L233 SmtUtils]: Spent 6.03s on a formula simplification that was a NOOP. DAG size: 138 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 17:01:22,623 WARN L233 SmtUtils]: Spent 11.71s on a formula simplification. DAG size of input: 140 DAG size of output: 138 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 17:01:28,342 WARN L233 SmtUtils]: Spent 5.72s on a formula simplification that was a NOOP. DAG size: 138 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 17:02:12,223 WARN L233 SmtUtils]: Spent 43.85s on a formula simplification. DAG size of input: 182 DAG size of output: 178 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 17:02:31,964 WARN L233 SmtUtils]: Spent 19.74s on a formula simplification that was a NOOP. DAG size: 169 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 17:03:11,175 WARN L233 SmtUtils]: Spent 39.21s on a formula simplification. DAG size of input: 182 DAG size of output: 174 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 17:03:30,103 WARN L233 SmtUtils]: Spent 18.93s on a formula simplification that was a NOOP. DAG size: 166 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 17:05:31,957 WARN L233 SmtUtils]: Spent 2.03m on a formula simplification. DAG size of input: 287 DAG size of output: 286 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 17:06:31,203 WARN L233 SmtUtils]: Spent 59.24s on a formula simplification that was a NOOP. DAG size: 278 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)