./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.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_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dda5467f7679a243042daf02aae11f74f39b907c2525dfc042cb8ad8b69dcfc9 --- 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 [2022-12-14 15:28:16,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 15:28:16,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 15:28:16,931 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 15:28:16,932 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 15:28:16,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 15:28:16,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 15:28:16,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 15:28:16,935 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 15:28:16,936 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 15:28:16,936 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 15:28:16,937 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 15:28:16,937 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 15:28:16,938 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 15:28:16,938 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 15:28:16,939 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 15:28:16,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 15:28:16,940 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 15:28:16,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 15:28:16,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 15:28:16,943 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 15:28:16,944 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 15:28:16,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 15:28:16,945 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 15:28:16,947 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 15:28:16,948 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 15:28:16,948 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 15:28:16,948 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 15:28:16,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 15:28:16,949 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 15:28:16,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 15:28:16,950 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 15:28:16,950 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 15:28:16,951 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 15:28:16,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 15:28:16,952 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 15:28:16,952 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 15:28:16,952 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 15:28:16,953 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 15:28:16,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 15:28:16,954 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 15:28:16,954 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-12-14 15:28:16,968 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 15:28:16,972 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 15:28:16,973 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 15:28:16,973 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 15:28:16,974 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 15:28:16,974 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 15:28:16,974 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 15:28:16,974 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 15:28:16,974 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 15:28:16,975 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 15:28:16,975 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 15:28:16,975 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 15:28:16,975 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 15:28:16,975 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 15:28:16,976 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 15:28:16,976 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 15:28:16,976 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 15:28:16,976 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 15:28:16,977 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 15:28:16,977 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 15:28:16,977 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 15:28:16,977 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 15:28:16,978 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 15:28:16,978 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 15:28:16,978 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 15:28:16,978 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 15:28:16,978 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 15:28:16,978 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 15:28:16,979 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 15:28:16,979 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 15:28:16,979 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 15:28:16,979 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 15:28:16,979 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 15:28:16,980 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 15:28:16,980 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 15:28:16,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 15:28:16,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 15:28:16,980 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 15:28:16,981 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 15:28:16,981 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 15:28:16,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 15:28:16,981 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 15:28:16,981 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_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dda5467f7679a243042daf02aae11f74f39b907c2525dfc042cb8ad8b69dcfc9 [2022-12-14 15:28:17,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 15:28:17,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 15:28:17,202 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 15:28:17,203 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 15:28:17,203 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 15:28:17,204 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2022-12-14 15:28:19,813 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 15:28:20,009 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 15:28:20,009 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2022-12-14 15:28:20,030 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh/data/caf771380/8a3ae010d6244023a81941132ac61c81/FLAGc7a9a600a [2022-12-14 15:28:20,041 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh/data/caf771380/8a3ae010d6244023a81941132ac61c81 [2022-12-14 15:28:20,042 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 15:28:20,043 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 15:28:20,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 15:28:20,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 15:28:20,047 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 15:28:20,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:28:20" (1/1) ... [2022-12-14 15:28:20,048 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13218918 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:28:20, skipping insertion in model container [2022-12-14 15:28:20,048 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:28:20" (1/1) ... [2022-12-14 15:28:20,053 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 15:28:20,081 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 15:28:20,330 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i[47038,47051] [2022-12-14 15:28:20,340 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 15:28:20,340 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 15:28:20,340 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 15:28:20,341 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 15:28:20,357 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 15:28:20,370 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) [2022-12-14 15:28:20,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@a3ceafd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:28:20, skipping insertion in model container [2022-12-14 15:28:20,371 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 15:28:20,371 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 15:28:20,372 INFO L158 Benchmark]: Toolchain (without parser) took 328.47ms. Allocated memory is still 134.2MB. Free memory was 97.9MB in the beginning and 82.5MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 15:28:20,373 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 134.2MB. Free memory was 103.7MB in the beginning and 103.6MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 15:28:20,373 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.97ms. Allocated memory is still 134.2MB. Free memory was 97.9MB in the beginning and 82.5MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 15:28:20,374 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 134.2MB. Free memory was 103.7MB in the beginning and 103.6MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 326.97ms. Allocated memory is still 134.2MB. Free memory was 97.9MB in the beginning and 82.5MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1051]: 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_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dda5467f7679a243042daf02aae11f74f39b907c2525dfc042cb8ad8b69dcfc9 --- 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 [2022-12-14 15:28:21,775 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 15:28:21,777 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 15:28:21,803 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 15:28:21,804 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 15:28:21,805 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 15:28:21,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 15:28:21,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 15:28:21,813 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 15:28:21,815 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 15:28:21,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 15:28:21,818 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 15:28:21,818 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 15:28:21,820 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 15:28:21,822 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 15:28:21,823 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 15:28:21,825 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 15:28:21,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 15:28:21,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 15:28:21,832 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 15:28:21,834 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 15:28:21,836 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 15:28:21,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 15:28:21,839 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 15:28:21,844 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 15:28:21,845 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 15:28:21,845 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 15:28:21,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 15:28:21,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 15:28:21,846 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 15:28:21,846 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 15:28:21,847 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 15:28:21,848 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 15:28:21,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 15:28:21,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 15:28:21,849 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 15:28:21,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 15:28:21,850 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 15:28:21,850 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 15:28:21,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 15:28:21,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 15:28:21,851 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-12-14 15:28:21,867 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 15:28:21,867 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 15:28:21,868 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 15:28:21,868 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 15:28:21,868 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 15:28:21,868 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 15:28:21,869 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 15:28:21,869 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 15:28:21,869 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 15:28:21,869 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 15:28:21,869 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 15:28:21,869 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 15:28:21,870 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 15:28:21,870 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 15:28:21,871 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 15:28:21,871 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 15:28:21,871 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 15:28:21,871 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 15:28:21,871 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 15:28:21,871 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 15:28:21,872 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 15:28:21,872 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 15:28:21,872 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 15:28:21,872 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 15:28:21,872 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 15:28:21,872 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 15:28:21,873 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 15:28:21,873 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 15:28:21,873 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 15:28:21,873 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 15:28:21,873 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 15:28:21,874 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 15:28:21,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 15:28:21,874 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 15:28:21,874 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 15:28:21,874 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 15:28:21,875 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 15:28:21,875 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 15:28:21,875 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 15:28:21,875 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_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dda5467f7679a243042daf02aae11f74f39b907c2525dfc042cb8ad8b69dcfc9 [2022-12-14 15:28:22,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 15:28:22,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 15:28:22,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 15:28:22,125 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 15:28:22,125 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 15:28:22,126 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2022-12-14 15:28:24,740 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 15:28:24,974 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 15:28:24,974 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2022-12-14 15:28:24,988 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh/data/1b1b93769/b75aa3e4f5924f5bb18cb22d7f5520a9/FLAGf2c31c9f4 [2022-12-14 15:28:25,001 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh/data/1b1b93769/b75aa3e4f5924f5bb18cb22d7f5520a9 [2022-12-14 15:28:25,003 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 15:28:25,004 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 15:28:25,005 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 15:28:25,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 15:28:25,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 15:28:25,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:28:25" (1/1) ... [2022-12-14 15:28:25,010 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fb71aec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:28:25, skipping insertion in model container [2022-12-14 15:28:25,010 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:28:25" (1/1) ... [2022-12-14 15:28:25,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 15:28:25,053 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 15:28:25,400 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i[47038,47051] [2022-12-14 15:28:25,413 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 15:28:25,414 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 15:28:25,414 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 15:28:25,414 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 15:28:25,437 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 15:28:25,456 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-14 15:28:25,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 15:28:25,492 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i[47038,47051] [2022-12-14 15:28:25,496 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 15:28:25,496 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 15:28:25,497 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 15:28:25,497 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 15:28:25,510 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 15:28:25,520 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 15:28:25,558 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i[47038,47051] [2022-12-14 15:28:25,562 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 15:28:25,562 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 15:28:25,562 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 15:28:25,563 WARN L1576 CHandler]: Possible shadowing of function new [2022-12-14 15:28:25,579 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 15:28:25,622 INFO L208 MainTranslator]: Completed translation [2022-12-14 15:28:25,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:28:25 WrapperNode [2022-12-14 15:28:25,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 15:28:25,623 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 15:28:25,624 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 15:28:25,624 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 15:28:25,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:28:25" (1/1) ... [2022-12-14 15:28:25,650 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:28:25" (1/1) ... [2022-12-14 15:28:25,675 INFO L138 Inliner]: procedures = 282, calls = 51, calls flagged for inlining = 11, calls inlined = 12, statements flattened = 218 [2022-12-14 15:28:25,676 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 15:28:25,676 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 15:28:25,676 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 15:28:25,677 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 15:28:25,683 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:28:25" (1/1) ... [2022-12-14 15:28:25,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:28:25" (1/1) ... [2022-12-14 15:28:25,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:28:25" (1/1) ... [2022-12-14 15:28:25,688 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:28:25" (1/1) ... [2022-12-14 15:28:25,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:28:25" (1/1) ... [2022-12-14 15:28:25,705 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:28:25" (1/1) ... [2022-12-14 15:28:25,708 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:28:25" (1/1) ... [2022-12-14 15:28:25,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:28:25" (1/1) ... [2022-12-14 15:28:25,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 15:28:25,715 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 15:28:25,715 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 15:28:25,715 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 15:28:25,716 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:28:25" (1/1) ... [2022-12-14 15:28:25,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 15:28:25,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 15:28:25,745 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 15:28:25,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e9e87-2187-43a4-a50a-e940883e7dd0/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 15:28:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 15:28:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 15:28:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 15:28:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 15:28:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 15:28:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 15:28:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 15:28:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-14 15:28:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 15:28:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 15:28:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 15:28:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-12-14 15:28:25,774 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-12-14 15:28:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 15:28:25,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 15:28:25,776 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 15:28:25,910 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 15:28:25,911 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 15:28:26,525 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 15:28:26,532 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 15:28:26,532 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-12-14 15:28:26,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 03:28:26 BoogieIcfgContainer [2022-12-14 15:28:26,534 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 15:28:26,536 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 15:28:26,536 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 15:28:26,538 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 15:28:26,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 03:28:25" (1/3) ... [2022-12-14 15:28:26,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43be687b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 03:28:26, skipping insertion in model container [2022-12-14 15:28:26,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:28:25" (2/3) ... [2022-12-14 15:28:26,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43be687b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 03:28:26, skipping insertion in model container [2022-12-14 15:28:26,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 03:28:26" (3/3) ... [2022-12-14 15:28:26,540 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_92-evilcollapse_racing.i [2022-12-14 15:28:26,553 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 15:28:26,553 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 48 error locations. [2022-12-14 15:28:26,553 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-14 15:28:26,630 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-12-14 15:28:26,664 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-14 15:28:26,677 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 277 places, 300 transitions, 608 flow [2022-12-14 15:28:26,679 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 277 places, 300 transitions, 608 flow [2022-12-14 15:28:26,680 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 277 places, 300 transitions, 608 flow [2022-12-14 15:28:26,744 INFO L130 PetriNetUnfolder]: 28/324 cut-off events. [2022-12-14 15:28:26,744 INFO L131 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2022-12-14 15:28:26,748 INFO L83 FinitePrefix]: Finished finitePrefix Result has 330 conditions, 324 events. 28/324 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 730 event pairs, 0 based on Foata normal form. 0/240 useless extension candidates. Maximal degree in co-relation 187. Up to 4 conditions per place. [2022-12-14 15:28:26,755 INFO L119 LiptonReduction]: Number of co-enabled transitions 6060 [2022-12-14 15:29:31,166 WARN L233 SmtUtils]: Spent 5.36s on a formula simplification that was a NOOP. DAG size: 109 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 15:30:08,211 WARN L233 SmtUtils]: Spent 5.34s on a formula simplification that was a NOOP. DAG size: 125 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 15:30:46,352 WARN L233 SmtUtils]: Spent 11.47s 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) [2022-12-14 15:30:53,687 WARN L233 SmtUtils]: Spent 7.33s 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) [2022-12-14 15:31:02,534 WARN L233 SmtUtils]: Spent 8.85s 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) [2022-12-14 15:31:10,843 WARN L233 SmtUtils]: Spent 8.31s 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) [2022-12-14 15:31:40,980 WARN L233 SmtUtils]: Spent 22.25s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 15:32:04,896 WARN L233 SmtUtils]: Spent 23.91s 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) [2022-12-14 15:32:34,292 WARN L233 SmtUtils]: Spent 29.39s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 15:33:01,515 WARN L233 SmtUtils]: Spent 27.22s 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) [2022-12-14 15:33:17,909 WARN L233 SmtUtils]: Spent 11.46s 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) [2022-12-14 15:33:24,134 WARN L233 SmtUtils]: Spent 6.22s 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) [2022-12-14 15:33:36,950 WARN L233 SmtUtils]: Spent 12.81s 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) [2022-12-14 15:33:42,381 WARN L233 SmtUtils]: Spent 5.43s 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) [2022-12-14 15:33:53,591 WARN L233 SmtUtils]: Spent 11.21s 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) [2022-12-14 15:34:08,824 WARN L233 SmtUtils]: Spent 10.38s 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) [2022-12-14 15:34:14,262 WARN L233 SmtUtils]: Spent 5.44s 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) [2022-12-14 15:34:24,321 WARN L233 SmtUtils]: Spent 9.81s 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) [2022-12-14 15:34:38,153 WARN L233 SmtUtils]: Spent 9.10s 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) [2022-12-14 15:34:52,357 WARN L233 SmtUtils]: Spent 10.05s 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) [2022-12-14 15:34:57,979 WARN L233 SmtUtils]: Spent 5.62s 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) [2022-12-14 15:35:10,234 WARN L233 SmtUtils]: Spent 12.25s 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) [2022-12-14 15:35:15,274 WARN L233 SmtUtils]: Spent 5.04s 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) [2022-12-14 15:38:33,161 WARN L233 SmtUtils]: Spent 3.24m on a formula simplification. DAG size of input: 231 DAG size of output: 215 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 15:40:02,137 WARN L233 SmtUtils]: Spent 1.48m on a formula simplification that was a NOOP. DAG size: 213 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 15:43:11,852 WARN L233 SmtUtils]: Spent 3.16m on a formula simplification. DAG size of input: 231 DAG size of output: 215 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)