./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur --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 f41f3c018db74ffccd5759d166eb9816a1bf73b1747e3e539ecb5bf51feb56af --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-26 00:20:16,251 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:20:16,254 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:20:16,295 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:20:16,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:20:16,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:20:16,299 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:20:16,301 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:20:16,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:20:16,314 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:20:16,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:20:16,319 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:20:16,320 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:20:16,323 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:20:16,325 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:20:16,327 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:20:16,329 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:20:16,330 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:20:16,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:20:16,338 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:20:16,339 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:20:16,342 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:20:16,344 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:20:16,345 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:20:16,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:20:16,356 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:20:16,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:20:16,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:20:16,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:20:16,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:20:16,360 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:20:16,361 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:20:16,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:20:16,365 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:20:16,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:20:16,366 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:20:16,367 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:20:16,367 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:20:16,367 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:20:16,369 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:20:16,370 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:20:16,371 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-11-26 00:20:16,409 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:20:16,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:20:16,411 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:20:16,411 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:20:16,412 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:20:16,412 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:20:16,412 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:20:16,413 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:20:16,413 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:20:16,413 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:20:16,414 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:20:16,415 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:20:16,415 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:20:16,415 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:20:16,415 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:20:16,416 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:20:16,416 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:20:16,416 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:20:16,417 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-26 00:20:16,418 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-26 00:20:16,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:20:16,418 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-26 00:20:16,418 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:20:16,419 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:20:16,419 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-26 00:20:16,420 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:20:16,420 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-26 00:20:16,420 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-26 00:20:16,421 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-26 00:20:16,421 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:20:16,421 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-26 00:20:16,422 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-26 00:20:16,422 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:20:16,422 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:20:16,422 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:20:16,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:20:16,423 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:20:16,423 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:20:16,423 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:20:16,424 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:20:16,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:20:16,424 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:20:16,425 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_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f41f3c018db74ffccd5759d166eb9816a1bf73b1747e3e539ecb5bf51feb56af [2022-11-26 00:20:16,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:20:16,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:20:16,754 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:20:16,755 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:20:16,756 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:20:16,757 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i [2022-11-26 00:20:19,862 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:20:20,287 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:20:20,290 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i [2022-11-26 00:20:20,312 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur/data/4fda33401/3cfedb38e6e148579f6bb61aa40c657b/FLAGefcc7acab [2022-11-26 00:20:20,327 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur/data/4fda33401/3cfedb38e6e148579f6bb61aa40c657b [2022-11-26 00:20:20,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:20:20,331 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:20:20,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:20:20,334 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:20:20,338 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:20:20,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:20:20" (1/1) ... [2022-11-26 00:20:20,341 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68d11f7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:20:20, skipping insertion in model container [2022-11-26 00:20:20,341 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:20:20" (1/1) ... [2022-11-26 00:20:20,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:20:20,412 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:20:20,987 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_540542ce-9bcc-4dd2-8bbe-cf243cea1080/sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i[47038,47051] [2022-11-26 00:20:21,013 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 00:20:21,013 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 00:20:21,014 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 00:20:21,014 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 00:20:21,083 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:20:21,113 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2022-11-26 00:20:21,114 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@368d4b84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:20:21, skipping insertion in model container [2022-11-26 00:20:21,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:20:21,115 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-26 00:20:21,117 INFO L158 Benchmark]: Toolchain (without parser) took 784.81ms. Allocated memory is still 192.9MB. Free memory was 158.4MB in the beginning and 141.7MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-26 00:20:21,118 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 86.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:20:21,119 INFO L158 Benchmark]: CACSL2BoogieTranslator took 781.44ms. Allocated memory is still 192.9MB. Free memory was 158.4MB in the beginning and 141.7MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-26 00:20:21,120 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 86.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 781.44ms. Allocated memory is still 192.9MB. Free memory was 158.4MB in the beginning and 141.7MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1044]: 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur --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 f41f3c018db74ffccd5759d166eb9816a1bf73b1747e3e539ecb5bf51feb56af --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-26 00:20:23,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:20:23,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:20:23,448 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:20:23,449 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:20:23,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:20:23,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:20:23,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:20:23,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:20:23,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:20:23,466 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:20:23,470 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:20:23,470 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:20:23,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:20:23,476 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:20:23,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:20:23,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:20:23,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:20:23,484 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:20:23,486 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:20:23,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:20:23,496 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:20:23,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:20:23,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:20:23,501 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:20:23,501 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:20:23,501 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:20:23,502 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:20:23,503 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:20:23,504 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:20:23,504 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:20:23,505 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:20:23,506 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:20:23,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:20:23,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:20:23,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:20:23,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:20:23,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:20:23,518 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:20:23,519 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:20:23,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:20:23,525 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-11-26 00:20:23,569 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:20:23,570 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:20:23,570 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:20:23,571 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:20:23,572 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:20:23,572 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:20:23,572 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:20:23,572 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:20:23,572 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:20:23,573 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:20:23,574 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:20:23,574 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:20:23,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-26 00:20:23,575 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-26 00:20:23,575 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:20:23,575 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-26 00:20:23,575 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:20:23,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:20:23,576 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-26 00:20:23,576 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:20:23,576 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-26 00:20:23,576 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-26 00:20:23,576 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-26 00:20:23,577 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:20:23,577 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-26 00:20:23,577 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-26 00:20:23,577 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-26 00:20:23,577 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-26 00:20:23,578 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:20:23,578 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:20:23,586 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-26 00:20:23,587 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:20:23,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:20:23,587 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:20:23,587 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:20:23,587 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-26 00:20:23,587 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-26 00:20:23,588 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:20:23,588 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-26 00:20:23,588 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_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f41f3c018db74ffccd5759d166eb9816a1bf73b1747e3e539ecb5bf51feb56af [2022-11-26 00:20:23,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:20:23,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:20:23,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:20:23,978 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:20:23,979 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:20:23,981 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i [2022-11-26 00:20:27,125 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:20:27,479 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:20:27,480 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i [2022-11-26 00:20:27,494 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur/data/1051c41c3/31a65a5c44bc46baa164980b1b79603d/FLAG90c9bad5a [2022-11-26 00:20:27,514 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur/data/1051c41c3/31a65a5c44bc46baa164980b1b79603d [2022-11-26 00:20:27,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:20:27,518 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:20:27,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:20:27,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:20:27,523 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:20:27,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:20:27" (1/1) ... [2022-11-26 00:20:27,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e0c76fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:20:27, skipping insertion in model container [2022-11-26 00:20:27,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:20:27" (1/1) ... [2022-11-26 00:20:27,533 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:20:27,584 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:20:28,063 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_540542ce-9bcc-4dd2-8bbe-cf243cea1080/sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i[47038,47051] [2022-11-26 00:20:28,086 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 00:20:28,086 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 00:20:28,087 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 00:20:28,087 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 00:20:28,136 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:20:28,158 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-26 00:20:28,170 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:20:28,196 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_540542ce-9bcc-4dd2-8bbe-cf243cea1080/sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i[47038,47051] [2022-11-26 00:20:28,200 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 00:20:28,200 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 00:20:28,200 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 00:20:28,201 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 00:20:28,226 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:20:28,256 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 00:20:28,318 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_540542ce-9bcc-4dd2-8bbe-cf243cea1080/sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i[47038,47051] [2022-11-26 00:20:28,331 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 00:20:28,335 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 00:20:28,335 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 00:20:28,336 WARN L1576 CHandler]: Possible shadowing of function new [2022-11-26 00:20:28,352 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:20:28,447 INFO L208 MainTranslator]: Completed translation [2022-11-26 00:20:28,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:20:28 WrapperNode [2022-11-26 00:20:28,450 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:20:28,453 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 00:20:28,453 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 00:20:28,454 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 00:20:28,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:20:28" (1/1) ... [2022-11-26 00:20:28,511 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:20:28" (1/1) ... [2022-11-26 00:20:28,556 INFO L138 Inliner]: procedures = 282, calls = 64, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 297 [2022-11-26 00:20:28,557 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 00:20:28,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 00:20:28,558 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 00:20:28,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 00:20:28,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:20:28" (1/1) ... [2022-11-26 00:20:28,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:20:28" (1/1) ... [2022-11-26 00:20:28,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:20:28" (1/1) ... [2022-11-26 00:20:28,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:20:28" (1/1) ... [2022-11-26 00:20:28,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:20:28" (1/1) ... [2022-11-26 00:20:28,634 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:20:28" (1/1) ... [2022-11-26 00:20:28,637 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:20:28" (1/1) ... [2022-11-26 00:20:28,644 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:20:28" (1/1) ... [2022-11-26 00:20:28,648 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 00:20:28,649 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 00:20:28,649 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 00:20:28,649 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 00:20:28,650 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:20:28" (1/1) ... [2022-11-26 00:20:28,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:20:28,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:20:28,693 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 00:20:28,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540542ce-9bcc-4dd2-8bbe-cf243cea1080/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 00:20:28,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-26 00:20:28,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-26 00:20:28,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-26 00:20:28,744 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2022-11-26 00:20:28,744 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2022-11-26 00:20:28,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-26 00:20:28,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-26 00:20:28,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-26 00:20:28,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-26 00:20:28,745 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2022-11-26 00:20:28,746 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2022-11-26 00:20:28,747 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-26 00:20:28,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-26 00:20:28,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 00:20:28,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-26 00:20:28,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 00:20:28,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 00:20:28,750 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-26 00:20:28,992 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 00:20:28,994 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 00:20:30,109 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 00:20:30,126 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 00:20:30,130 INFO L300 CfgBuilder]: Removed 30 assume(true) statements. [2022-11-26 00:20:30,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:20:30 BoogieIcfgContainer [2022-11-26 00:20:30,135 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 00:20:30,137 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 00:20:30,138 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 00:20:30,141 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 00:20:30,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:20:27" (1/3) ... [2022-11-26 00:20:30,143 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12b2a795 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:20:30, skipping insertion in model container [2022-11-26 00:20:30,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:20:28" (2/3) ... [2022-11-26 00:20:30,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12b2a795 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:20:30, skipping insertion in model container [2022-11-26 00:20:30,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:20:30" (3/3) ... [2022-11-26 00:20:30,148 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_90-arrayloop2_racing.i [2022-11-26 00:20:30,169 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 00:20:30,170 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 59 error locations. [2022-11-26 00:20:30,170 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-26 00:20:30,389 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-11-26 00:20:30,439 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-26 00:20:30,463 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 334 places, 375 transitions, 772 flow [2022-11-26 00:20:30,468 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 334 places, 375 transitions, 772 flow [2022-11-26 00:20:30,470 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 334 places, 375 transitions, 772 flow [2022-11-26 00:20:30,712 INFO L130 PetriNetUnfolder]: 77/612 cut-off events. [2022-11-26 00:20:30,712 INFO L131 PetriNetUnfolder]: For 8/14 co-relation queries the response was YES. [2022-11-26 00:20:30,730 INFO L83 FinitePrefix]: Finished finitePrefix Result has 632 conditions, 612 events. 77/612 cut-off events. For 8/14 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 3292 event pairs, 0 based on Foata normal form. 0/432 useless extension candidates. Maximal degree in co-relation 305. Up to 8 conditions per place. [2022-11-26 00:20:30,772 INFO L119 LiptonReduction]: Number of co-enabled transitions 43632 [2022-11-26 00:21:25,187 WARN L233 SmtUtils]: Spent 5.30s on a formula simplification that was a NOOP. DAG size: 99 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 00:21:34,146 WARN L233 SmtUtils]: Spent 5.09s on a formula simplification that was a NOOP. DAG size: 99 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 00:22:06,166 WARN L233 SmtUtils]: Spent 5.90s 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) [2022-11-26 00:22:11,302 WARN L233 SmtUtils]: Spent 5.13s on a formula simplification that was a NOOP. DAG size: 105 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 00:22:17,477 WARN L233 SmtUtils]: Spent 6.17s 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) [2022-11-26 00:22:23,623 WARN L233 SmtUtils]: Spent 6.14s on a formula simplification that was a NOOP. DAG size: 105 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 00:22:50,527 WARN L233 SmtUtils]: Spent 6.47s on a formula simplification. DAG size of input: 132 DAG size of output: 127 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 00:23:00,289 WARN L233 SmtUtils]: Spent 6.51s on a formula simplification. DAG size of input: 132 DAG size of output: 127 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 00:23:13,493 WARN L233 SmtUtils]: Spent 5.41s on a formula simplification that was a NOOP. DAG size: 110 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 00:23:33,042 WARN L233 SmtUtils]: Spent 10.23s on a formula simplification. DAG size of input: 147 DAG size of output: 138 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 00:23:48,022 WARN L233 SmtUtils]: Spent 10.15s on a formula simplification. DAG size of input: 147 DAG size of output: 143 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 00:24:01,292 WARN L233 SmtUtils]: Spent 7.50s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 00:24:08,919 WARN L233 SmtUtils]: Spent 7.63s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 00:24:16,142 WARN L233 SmtUtils]: Spent 7.22s on a formula simplification that was a NOOP. DAG size: 170 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 00:24:23,480 WARN L233 SmtUtils]: Spent 7.34s on a formula simplification that was a NOOP. DAG size: 170 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 00:24:30,000 WARN L233 SmtUtils]: Spent 6.52s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 00:24:36,988 WARN L233 SmtUtils]: Spent 6.99s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 00:24:44,213 WARN L233 SmtUtils]: Spent 7.22s on a formula simplification that was a NOOP. DAG size: 166 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 00:24:51,730 WARN L233 SmtUtils]: Spent 7.52s 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) [2022-11-26 00:24:59,608 WARN L233 SmtUtils]: Spent 6.18s on a formula simplification that was a NOOP. DAG size: 146 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 00:25:06,573 WARN L233 SmtUtils]: Spent 6.96s on a formula simplification that was a NOOP. DAG size: 146 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 00:25:23,481 WARN L233 SmtUtils]: Spent 6.33s on a formula simplification that was a NOOP. DAG size: 149 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 00:25:30,407 WARN L233 SmtUtils]: Spent 6.93s on a formula simplification that was a NOOP. DAG size: 149 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 00:25:36,184 WARN L233 SmtUtils]: Spent 5.77s on a formula simplification that was a NOOP. DAG size: 154 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 00:25:42,708 WARN L233 SmtUtils]: Spent 6.52s on a formula simplification that was a NOOP. DAG size: 154 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 00:29:19,944 WARN L233 SmtUtils]: Spent 3.62m on a formula simplification. DAG size of input: 228 DAG size of output: 220 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-26 00:31:00,274 WARN L233 SmtUtils]: Spent 1.67m on a formula simplification that was a NOOP. DAG size: 212 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)