./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 514e162b13bdcbe99106b4f79e5a61b8afdae9b478788e06b35106cd952df62f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:16:43,322 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:16:43,325 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:16:43,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:16:43,375 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:16:43,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:16:43,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:16:43,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:16:43,383 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:16:43,384 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:16:43,386 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:16:43,387 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:16:43,388 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:16:43,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:16:43,391 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:16:43,393 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:16:43,394 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:16:43,396 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:16:43,398 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:16:43,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:16:43,404 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:16:43,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:16:43,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:16:43,408 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:16:43,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:16:43,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:16:43,414 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:16:43,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:16:43,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:16:43,417 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:16:43,418 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:16:43,419 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:16:43,420 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:16:43,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:16:43,427 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:16:43,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:16:43,428 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:16:43,428 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:16:43,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:16:43,430 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:16:43,431 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:16:43,434 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-12 23:16:43,480 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:16:43,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:16:43,482 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:16:43,483 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:16:43,483 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:16:43,483 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:16:43,483 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:16:43,484 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 23:16:43,484 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:16:43,484 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:16:43,485 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 23:16:43,486 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 23:16:43,486 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:16:43,486 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 23:16:43,487 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 23:16:43,487 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 23:16:43,488 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:16:43,488 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 23:16:43,488 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:16:43,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 23:16:43,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:16:43,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:16:43,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:16:43,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:16:43,490 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:16:43,490 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 23:16:43,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:16:43,490 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:16:43,491 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:16:43,491 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:16:43,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:16:43,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:16:43,492 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:16:43,492 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:16:43,492 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:16:43,493 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 23:16:43,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 23:16:43,493 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:16:43,493 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:16:43,494 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:16:43,494 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 514e162b13bdcbe99106b4f79e5a61b8afdae9b478788e06b35106cd952df62f [2021-11-12 23:16:43,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:16:43,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:16:43,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:16:43,837 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:16:43,837 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:16:43,839 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2021-11-12 23:16:43,896 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/data/4580d8869/69382b35c1894ccd8d2f84b4430a4a76/FLAG4d6d8b32d [2021-11-12 23:16:44,442 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:16:44,443 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2021-11-12 23:16:44,452 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/data/4580d8869/69382b35c1894ccd8d2f84b4430a4a76/FLAG4d6d8b32d [2021-11-12 23:16:44,777 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/data/4580d8869/69382b35c1894ccd8d2f84b4430a4a76 [2021-11-12 23:16:44,780 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:16:44,782 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:16:44,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:16:44,789 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:16:44,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:16:44,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:16:44" (1/1) ... [2021-11-12 23:16:44,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@242166ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:16:44, skipping insertion in model container [2021-11-12 23:16:44,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:16:44" (1/1) ... [2021-11-12 23:16:44,807 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:16:44,832 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:16:45,027 WARN L228 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_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/sv-benchmarks/c/weaver/chl-node-symm.wvr.c[3305,3318] [2021-11-12 23:16:45,042 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:16:45,052 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-12 23:16:45,053 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@d691e50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:16:45, skipping insertion in model container [2021-11-12 23:16:45,053 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:16:45,053 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 23:16:45,055 INFO L158 Benchmark]: Toolchain (without parser) took 271.99ms. Allocated memory is still 92.3MB. Free memory was 50.3MB in the beginning and 67.2MB in the end (delta: -16.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-12 23:16:45,056 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 92.3MB. Free memory was 67.0MB in the beginning and 67.0MB in the end (delta: 48.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:16:45,057 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.90ms. Allocated memory is still 92.3MB. Free memory was 50.1MB in the beginning and 67.2MB in the end (delta: -17.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-12 23:16:45,059 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 92.3MB. Free memory was 67.0MB in the beginning and 67.0MB in the end (delta: 48.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 266.90ms. Allocated memory is still 92.3MB. Free memory was 50.1MB in the beginning and 67.2MB in the end (delta: -17.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 102]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 514e162b13bdcbe99106b4f79e5a61b8afdae9b478788e06b35106cd952df62f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:16:47,905 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:16:47,908 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:16:47,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:16:47,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:16:47,964 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:16:47,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:16:47,976 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:16:47,980 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:16:47,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:16:47,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:16:47,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:16:47,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:16:47,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:16:48,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:16:48,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:16:48,009 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:16:48,010 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:16:48,030 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:16:48,039 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:16:48,042 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:16:48,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:16:48,047 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:16:48,048 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:16:48,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:16:48,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:16:48,053 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:16:48,055 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:16:48,055 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:16:48,062 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:16:48,063 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:16:48,064 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:16:48,067 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:16:48,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:16:48,070 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:16:48,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:16:48,071 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:16:48,072 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:16:48,072 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:16:48,074 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:16:48,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:16:48,082 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-12 23:16:48,127 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:16:48,127 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:16:48,129 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:16:48,129 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:16:48,129 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:16:48,130 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:16:48,130 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:16:48,130 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:16:48,130 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:16:48,131 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:16:48,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:16:48,132 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 23:16:48,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 23:16:48,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:16:48,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:16:48,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:16:48,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:16:48,134 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:16:48,134 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 23:16:48,135 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 23:16:48,135 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 23:16:48,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:16:48,135 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:16:48,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:16:48,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:16:48,136 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 23:16:48,137 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:16:48,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:16:48,137 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:16:48,138 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:16:48,138 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:16:48,138 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 23:16:48,139 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 23:16:48,139 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:16:48,139 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:16:48,139 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:16:48,140 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_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 514e162b13bdcbe99106b4f79e5a61b8afdae9b478788e06b35106cd952df62f [2021-11-12 23:16:48,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:16:48,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:16:48,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:16:48,572 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:16:48,572 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:16:48,574 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2021-11-12 23:16:48,660 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/data/6a0a9af7a/717f4cddfc9b493ba2ee30bc7e204cb4/FLAG4dc231bea [2021-11-12 23:16:49,374 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:16:49,375 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2021-11-12 23:16:49,388 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/data/6a0a9af7a/717f4cddfc9b493ba2ee30bc7e204cb4/FLAG4dc231bea [2021-11-12 23:16:49,691 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/data/6a0a9af7a/717f4cddfc9b493ba2ee30bc7e204cb4 [2021-11-12 23:16:49,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:16:49,696 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:16:49,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:16:49,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:16:49,718 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:16:49,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:16:49" (1/1) ... [2021-11-12 23:16:49,720 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b7b70ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:16:49, skipping insertion in model container [2021-11-12 23:16:49,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:16:49" (1/1) ... [2021-11-12 23:16:49,730 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:16:49,756 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:16:49,975 WARN L228 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_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/sv-benchmarks/c/weaver/chl-node-symm.wvr.c[3305,3318] [2021-11-12 23:16:50,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:16:50,018 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-12 23:16:50,026 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:16:50,073 WARN L228 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_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/sv-benchmarks/c/weaver/chl-node-symm.wvr.c[3305,3318] [2021-11-12 23:16:50,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:16:50,091 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 23:16:50,157 WARN L228 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_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/sv-benchmarks/c/weaver/chl-node-symm.wvr.c[3305,3318] [2021-11-12 23:16:50,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:16:50,190 INFO L208 MainTranslator]: Completed translation [2021-11-12 23:16:50,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:16:50 WrapperNode [2021-11-12 23:16:50,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:16:50,194 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 23:16:50,196 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 23:16:50,196 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 23:16:50,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:16:50" (1/1) ... [2021-11-12 23:16:50,244 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:16:50" (1/1) ... [2021-11-12 23:16:50,288 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 23:16:50,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 23:16:50,290 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 23:16:50,290 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 23:16:50,301 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:16:50" (1/1) ... [2021-11-12 23:16:50,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:16:50" (1/1) ... [2021-11-12 23:16:50,310 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:16:50" (1/1) ... [2021-11-12 23:16:50,311 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:16:50" (1/1) ... [2021-11-12 23:16:50,329 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:16:50" (1/1) ... [2021-11-12 23:16:50,338 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:16:50" (1/1) ... [2021-11-12 23:16:50,342 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:16:50" (1/1) ... [2021-11-12 23:16:50,349 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 23:16:50,350 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 23:16:50,350 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 23:16:50,351 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 23:16:50,352 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:16:50" (1/1) ... [2021-11-12 23:16:50,360 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:16:50,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:16:50,395 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 23:16:50,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 23:16:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-12 23:16:50,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-12 23:16:50,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 23:16:50,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-12 23:16:50,450 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-12 23:16:50,450 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-12 23:16:50,450 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-12 23:16:50,451 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-12 23:16:50,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-12 23:16:50,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 23:16:50,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 23:16:50,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-12 23:16:50,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 23:16:50,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-12 23:16:50,454 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-12 23:16:51,445 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 23:16:51,445 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-12 23:16:51,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:16:51 BoogieIcfgContainer [2021-11-12 23:16:51,448 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 23:16:51,450 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 23:16:51,451 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 23:16:51,454 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 23:16:51,454 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 11:16:49" (1/3) ... [2021-11-12 23:16:51,455 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ba2bb08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:16:51, skipping insertion in model container [2021-11-12 23:16:51,455 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:16:50" (2/3) ... [2021-11-12 23:16:51,455 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ba2bb08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:16:51, skipping insertion in model container [2021-11-12 23:16:51,456 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:16:51" (3/3) ... [2021-11-12 23:16:51,457 INFO L111 eAbstractionObserver]: Analyzing ICFG chl-node-symm.wvr.c [2021-11-12 23:16:51,463 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-12 23:16:51,463 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 23:16:51,464 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-12 23:16:51,464 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-12 23:16:51,537 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,537 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,538 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,538 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,538 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,538 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,539 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,539 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,539 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,539 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,540 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,540 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,540 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,540 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,541 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,541 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,541 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,541 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,541 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,542 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,542 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,542 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,542 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,543 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,543 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,543 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,543 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,544 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,544 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,544 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,544 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,544 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,545 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,545 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,545 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,546 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,546 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,546 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,546 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,547 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,547 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,547 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,547 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,548 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,548 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,548 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,548 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,548 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,549 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,549 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,549 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,549 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,550 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,550 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,550 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,550 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,550 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,551 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,551 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,551 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,551 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,551 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,552 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,552 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,552 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,552 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,553 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,553 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,553 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,553 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,553 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,554 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,554 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,554 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,554 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,554 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,555 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,555 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,555 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,555 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,556 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,556 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,556 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,556 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,557 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,557 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,557 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,557 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,558 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,558 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,558 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,558 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,559 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,559 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,559 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,559 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,560 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,560 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,560 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,560 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,561 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,561 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,561 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,561 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,562 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,562 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,562 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,562 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,563 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,563 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,563 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,563 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,564 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,564 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,564 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,564 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,565 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,565 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,565 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,566 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,566 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,566 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,566 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,566 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,567 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,567 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,567 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,567 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,568 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,568 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,568 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,569 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,569 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,569 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,569 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,570 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,570 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,570 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,570 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,571 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,571 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,571 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,572 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,572 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,573 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,573 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,573 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,574 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,574 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,574 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,574 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,575 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,575 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,575 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,575 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,576 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,576 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,576 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,576 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,577 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,577 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,577 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,577 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,578 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,578 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,578 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,578 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,578 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,579 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,579 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,579 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,579 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,580 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,580 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,580 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,581 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,581 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,581 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,581 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,582 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,582 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,582 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,582 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,583 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,583 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,583 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,583 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,584 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,584 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,584 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,584 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,584 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,585 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,585 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,585 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,585 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,585 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,586 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,586 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,586 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,586 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,586 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,587 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,587 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,587 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,587 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,588 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,588 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,589 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,589 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,589 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,589 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,589 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,590 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,590 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,590 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,590 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,591 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,591 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,591 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,591 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,591 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,592 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,592 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,592 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,592 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,592 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,593 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,593 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,593 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,593 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,593 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,594 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,594 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,594 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,594 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,595 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,595 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,595 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,595 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,595 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,596 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,596 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,596 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,596 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,596 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,597 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,597 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,597 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,597 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,597 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,598 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,598 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,598 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,598 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,599 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,599 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,599 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,599 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,599 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,600 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,600 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,600 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,600 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,600 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,601 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,601 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,601 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,601 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,601 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,602 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,602 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,602 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,602 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,602 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,603 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,603 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,603 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,603 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,603 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,604 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,604 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,604 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,604 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,607 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,608 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,608 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,608 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,609 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,609 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,609 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,609 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,609 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,610 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,610 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,610 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,610 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,611 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,611 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,611 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,611 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,611 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,612 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,612 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,615 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,615 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,616 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,616 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,616 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,616 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,616 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,617 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,617 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,617 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,617 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,618 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,618 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,618 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,618 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,618 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,619 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,619 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,619 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,619 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:16:51,621 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-11-12 23:16:51,676 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 23:16:51,684 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-12 23:16:51,684 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-12 23:16:51,711 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-12 23:16:51,725 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 373 places, 402 transitions, 820 flow [2021-11-12 23:16:51,728 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 373 places, 402 transitions, 820 flow [2021-11-12 23:16:51,730 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 373 places, 402 transitions, 820 flow [2021-11-12 23:16:51,956 INFO L129 PetriNetUnfolder]: 36/400 cut-off events. [2021-11-12 23:16:51,956 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-11-12 23:16:51,971 INFO L84 FinitePrefix]: Finished finitePrefix Result has 409 conditions, 400 events. 36/400 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 475 event pairs, 0 based on Foata normal form. 0/363 useless extension candidates. Maximal degree in co-relation 292. Up to 2 conditions per place. [2021-11-12 23:16:51,986 INFO L116 LiptonReduction]: Number of co-enabled transitions 9828 [2021-11-12 23:17:29,774 INFO L131 LiptonReduction]: Checked pairs total: 10235 [2021-11-12 23:17:29,775 INFO L133 LiptonReduction]: Total number of compositions: 500 [2021-11-12 23:17:29,785 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 30 places, 29 transitions, 74 flow [2021-11-12 23:17:29,805 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 54 states, 53 states have (on average 2.0377358490566038) internal successors, (108), 53 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:17:29,808 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 53 states have (on average 2.0377358490566038) internal successors, (108), 53 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:17:29,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-12 23:17:29,815 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:17:29,816 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:17:29,820 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-12 23:17:29,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:17:29,826 INFO L85 PathProgramCache]: Analyzing trace with hash 619869049, now seen corresponding path program 1 times [2021-11-12 23:17:29,842 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:17:29,842 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [731434410] [2021-11-12 23:17:29,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:17:29,843 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:17:29,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:17:29,846 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:17:29,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-12 23:17:30,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:17:30,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 23:17:30,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:17:30,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:17:30,176 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:17:30,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:17:30,257 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:17:30,257 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [731434410] [2021-11-12 23:17:30,257 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [731434410] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:17:30,258 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:17:30,258 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-12 23:17:30,259 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009895660] [2021-11-12 23:17:30,260 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:17:30,264 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:17:30,277 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:17:30,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:17:30,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:17:30,323 INFO L87 Difference]: Start difference. First operand has 54 states, 53 states have (on average 2.0377358490566038) internal successors, (108), 53 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:17:30,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:17:30,574 INFO L93 Difference]: Finished difference Result 60 states and 120 transitions. [2021-11-12 23:17:30,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:17:30,577 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-11-12 23:17:30,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:17:30,588 INFO L225 Difference]: With dead ends: 60 [2021-11-12 23:17:30,588 INFO L226 Difference]: Without dead ends: 60 [2021-11-12 23:17:30,589 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:17:30,597 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 5 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 196.51ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.06ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 229.38ms IncrementalHoareTripleChecker+Time [2021-11-12 23:17:30,599 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5 Valid, 0 Invalid, 55 Unknown, 0 Unchecked, 1.06ms Time], IncrementalHoareTripleChecker [1 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 229.38ms Time] [2021-11-12 23:17:30,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2021-11-12 23:17:30,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2021-11-12 23:17:30,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 59 states have (on average 2.0338983050847457) internal successors, (120), 59 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:17:30,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 120 transitions. [2021-11-12 23:17:30,646 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 120 transitions. Word has length 18 [2021-11-12 23:17:30,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:17:30,647 INFO L470 AbstractCegarLoop]: Abstraction has 60 states and 120 transitions. [2021-11-12 23:17:30,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:17:30,652 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 120 transitions. [2021-11-12 23:17:30,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-12 23:17:30,653 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:17:30,653 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:17:30,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-12 23:17:30,876 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:17:30,877 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-12 23:17:30,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:17:30,879 INFO L85 PathProgramCache]: Analyzing trace with hash -669185453, now seen corresponding path program 1 times [2021-11-12 23:17:30,880 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:17:30,880 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1044375912] [2021-11-12 23:17:30,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:17:30,880 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:17:30,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:17:30,881 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:17:30,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-12 23:17:31,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:17:31,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-12 23:17:31,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:17:31,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:17:31,151 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:17:31,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:17:31,201 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:17:31,202 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1044375912] [2021-11-12 23:17:31,202 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1044375912] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:17:31,202 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:17:31,202 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-12 23:17:31,203 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475140501] [2021-11-12 23:17:31,203 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:17:31,204 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 23:17:31,204 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:17:31,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 23:17:31,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:17:31,205 INFO L87 Difference]: Start difference. First operand 60 states and 120 transitions. Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:17:31,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:17:31,440 INFO L93 Difference]: Finished difference Result 61 states and 121 transitions. [2021-11-12 23:17:31,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:17:31,441 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-11-12 23:17:31,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:17:31,442 INFO L225 Difference]: With dead ends: 61 [2021-11-12 23:17:31,442 INFO L226 Difference]: Without dead ends: 61 [2021-11-12 23:17:31,443 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:17:31,444 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 196.66ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.22ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 226.03ms IncrementalHoareTripleChecker+Time [2021-11-12 23:17:31,444 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 76 Unknown, 0 Unchecked, 1.22ms Time], IncrementalHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 226.03ms Time] [2021-11-12 23:17:31,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2021-11-12 23:17:31,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2021-11-12 23:17:31,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 60 states have (on average 2.0166666666666666) internal successors, (121), 60 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:17:31,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 121 transitions. [2021-11-12 23:17:31,453 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 121 transitions. Word has length 19 [2021-11-12 23:17:31,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:17:31,454 INFO L470 AbstractCegarLoop]: Abstraction has 61 states and 121 transitions. [2021-11-12 23:17:31,454 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:17:31,454 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 121 transitions. [2021-11-12 23:17:31,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-12 23:17:31,455 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:17:31,456 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:17:31,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-12 23:17:31,667 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:17:31,668 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-12 23:17:31,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:17:31,669 INFO L85 PathProgramCache]: Analyzing trace with hash -221424654, now seen corresponding path program 1 times [2021-11-12 23:17:31,669 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:17:31,670 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1133676317] [2021-11-12 23:17:31,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:17:31,670 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:17:31,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:17:31,683 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:17:31,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-12 23:17:31,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:17:31,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-12 23:17:31,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:17:32,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:17:32,099 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:17:32,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:17:32,300 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:17:32,300 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1133676317] [2021-11-12 23:17:32,300 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1133676317] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:17:32,300 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1351686408] [2021-11-12 23:17:32,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:17:32,301 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-12 23:17:32,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-12 23:17:32,304 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-12 23:17:32,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2021-11-12 23:17:32,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:17:32,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-12 23:17:32,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:17:32,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:17:32,760 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:17:32,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:17:32,912 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1351686408] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:17:32,913 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2109583219] [2021-11-12 23:17:32,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:17:32,913 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:17:32,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:17:32,915 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:17:32,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-12 23:17:33,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:17:33,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-12 23:17:33,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:17:33,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:17:33,162 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:17:33,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:17:33,459 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2109583219] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:17:33,459 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-12 23:17:33,459 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 15 [2021-11-12 23:17:33,460 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225008120] [2021-11-12 23:17:33,460 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-12 23:17:33,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-12 23:17:33,461 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:17:33,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-12 23:17:33,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2021-11-12 23:17:33,461 INFO L87 Difference]: Start difference. First operand 61 states and 121 transitions. Second operand has 16 states, 16 states have (on average 2.125) internal successors, (34), 15 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:17:34,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:17:34,120 INFO L93 Difference]: Finished difference Result 122 states and 242 transitions. [2021-11-12 23:17:34,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-12 23:17:34,122 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.125) internal successors, (34), 15 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-11-12 23:17:34,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:17:34,124 INFO L225 Difference]: With dead ends: 122 [2021-11-12 23:17:34,125 INFO L226 Difference]: Without dead ends: 122 [2021-11-12 23:17:34,125 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 98 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=97, Invalid=209, Unknown=0, NotChecked=0, Total=306 [2021-11-12 23:17:34,127 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 170 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 510.41ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.12ms SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 585.93ms IncrementalHoareTripleChecker+Time [2021-11-12 23:17:34,127 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [170 Valid, 0 Invalid, 183 Unknown, 0 Unchecked, 4.12ms Time], IncrementalHoareTripleChecker [24 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 585.93ms Time] [2021-11-12 23:17:34,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2021-11-12 23:17:34,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 62. [2021-11-12 23:17:34,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 61 states have (on average 2.0) internal successors, (122), 61 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:17:34,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 122 transitions. [2021-11-12 23:17:34,140 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 122 transitions. Word has length 20 [2021-11-12 23:17:34,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:17:34,141 INFO L470 AbstractCegarLoop]: Abstraction has 62 states and 122 transitions. [2021-11-12 23:17:34,141 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.125) internal successors, (34), 15 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:17:34,141 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 122 transitions. [2021-11-12 23:17:34,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-12 23:17:34,143 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:17:34,143 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:17:34,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-12 23:17:34,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2021-11-12 23:17:34,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2021-11-12 23:17:34,753 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:17:34,753 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-12 23:17:34,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:17:34,754 INFO L85 PathProgramCache]: Analyzing trace with hash 1426589745, now seen corresponding path program 1 times [2021-11-12 23:17:34,755 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:17:34,755 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1899776339] [2021-11-12 23:17:34,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:17:34,755 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:17:34,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:17:34,760 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:17:34,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-12 23:17:34,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:17:34,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-12 23:17:34,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:17:35,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-12 23:17:35,066 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:17:35,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-12 23:17:35,183 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:17:35,183 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1899776339] [2021-11-12 23:17:35,183 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1899776339] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:17:35,183 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:17:35,183 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2021-11-12 23:17:35,184 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44463194] [2021-11-12 23:17:35,184 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:17:35,184 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-12 23:17:35,184 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:17:35,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-12 23:17:35,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:17:35,185 INFO L87 Difference]: Start difference. First operand 62 states and 122 transitions. Second operand has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:17:35,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:17:35,406 INFO L93 Difference]: Finished difference Result 63 states and 123 transitions. [2021-11-12 23:17:35,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:17:35,408 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2021-11-12 23:17:35,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:17:35,409 INFO L225 Difference]: With dead ends: 63 [2021-11-12 23:17:35,409 INFO L226 Difference]: Without dead ends: 63 [2021-11-12 23:17:35,410 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-12 23:17:35,411 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 24 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 167.53ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.64ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 194.09ms IncrementalHoareTripleChecker+Time [2021-11-12 23:17:35,412 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 0 Invalid, 53 Unknown, 0 Unchecked, 0.64ms Time], IncrementalHoareTripleChecker [3 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 194.09ms Time] [2021-11-12 23:17:35,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2021-11-12 23:17:35,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2021-11-12 23:17:35,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 62 states have (on average 1.9838709677419355) internal successors, (123), 62 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:17:35,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 123 transitions. [2021-11-12 23:17:35,422 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 123 transitions. Word has length 21 [2021-11-12 23:17:35,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:17:35,422 INFO L470 AbstractCegarLoop]: Abstraction has 63 states and 123 transitions. [2021-11-12 23:17:35,423 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:17:35,423 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 123 transitions. [2021-11-12 23:17:35,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-12 23:17:35,424 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:17:35,424 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:17:35,441 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2021-11-12 23:17:35,639 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:17:35,640 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-12 23:17:35,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:17:35,641 INFO L85 PathProgramCache]: Analyzing trace with hash -171768155, now seen corresponding path program 1 times [2021-11-12 23:17:35,642 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:17:35,642 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [27857079] [2021-11-12 23:17:35,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:17:35,643 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:17:35,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:17:35,644 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:17:35,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-12 23:17:35,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:17:35,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-12 23:17:35,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:17:36,161 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-12 23:17:36,162 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:17:36,385 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-12 23:17:36,386 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:17:36,386 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [27857079] [2021-11-12 23:17:36,386 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [27857079] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:17:36,386 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1193138922] [2021-11-12 23:17:36,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:17:36,387 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-12 23:17:36,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-12 23:17:36,393 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-12 23:17:36,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2021-11-12 23:17:36,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:17:36,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-12 23:17:36,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:17:36,772 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-12 23:17:36,773 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:17:36,978 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-12 23:17:36,978 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1193138922] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:17:36,979 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1643579801] [2021-11-12 23:17:36,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:17:36,979 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:17:36,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:17:36,990 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:17:36,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-12 23:17:37,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:17:37,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-12 23:17:37,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:17:37,236 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-12 23:17:37,236 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:17:37,423 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-12 23:17:37,423 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1643579801] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:17:37,423 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-12 23:17:37,424 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 6, 6, 6, 6] total 17 [2021-11-12 23:17:37,424 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414306326] [2021-11-12 23:17:37,424 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-12 23:17:37,425 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-12 23:17:37,425 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:17:37,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-12 23:17:37,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=187, Unknown=0, NotChecked=0, Total=272 [2021-11-12 23:17:37,426 INFO L87 Difference]: Start difference. First operand 63 states and 123 transitions. Second operand has 17 states, 17 states have (on average 2.4705882352941178) internal successors, (42), 17 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:17:38,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:17:38,346 INFO L93 Difference]: Finished difference Result 124 states and 243 transitions. [2021-11-12 23:17:38,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-12 23:17:38,347 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.4705882352941178) internal successors, (42), 17 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-12 23:17:38,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:17:38,349 INFO L225 Difference]: With dead ends: 124 [2021-11-12 23:17:38,349 INFO L226 Difference]: Without dead ends: 124 [2021-11-12 23:17:38,350 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 109 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=126, Invalid=254, Unknown=0, NotChecked=0, Total=380 [2021-11-12 23:17:38,351 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 160 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 185 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 594.51ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.84ms SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 709.09ms IncrementalHoareTripleChecker+Time [2021-11-12 23:17:38,352 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [160 Valid, 0 Invalid, 202 Unknown, 0 Unchecked, 2.84ms Time], IncrementalHoareTripleChecker [17 Valid, 185 Invalid, 0 Unknown, 0 Unchecked, 709.09ms Time] [2021-11-12 23:17:38,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2021-11-12 23:17:38,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 64. [2021-11-12 23:17:38,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 63 states have (on average 1.9682539682539681) internal successors, (124), 63 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:17:38,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 124 transitions. [2021-11-12 23:17:38,363 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 124 transitions. Word has length 22 [2021-11-12 23:17:38,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:17:38,364 INFO L470 AbstractCegarLoop]: Abstraction has 64 states and 124 transitions. [2021-11-12 23:17:38,364 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.4705882352941178) internal successors, (42), 17 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:17:38,364 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 124 transitions. [2021-11-12 23:17:38,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-12 23:17:38,366 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:17:38,366 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:17:38,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2021-11-12 23:17:38,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-12 23:17:38,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-12 23:17:38,970 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:17:38,971 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-12 23:17:38,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:17:38,972 INFO L85 PathProgramCache]: Analyzing trace with hash 160551224, now seen corresponding path program 1 times [2021-11-12 23:17:38,972 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:17:38,972 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [179696316] [2021-11-12 23:17:38,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:17:38,973 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:17:38,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:17:38,976 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:17:39,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-12 23:17:39,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:17:39,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-12 23:17:39,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:17:52,919 WARN L227 SmtUtils]: Spent 12.92s on a formula simplification that was a NOOP. DAG size: 88 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-12 23:18:02,224 INFO L354 Elim1Store]: treesize reduction 230, result has 67.4 percent of original size [2021-11-12 23:18:02,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 549 treesize of output 597 [2021-11-12 23:18:11,317 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-12 23:18:11,317 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:18:14,923 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-12 23:18:14,924 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:18:14,924 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [179696316] [2021-11-12 23:18:14,924 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [179696316] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:18:14,924 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:18:14,924 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2021-11-12 23:18:14,924 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700006208] [2021-11-12 23:18:14,924 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:18:14,925 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-12 23:18:14,925 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:18:14,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-12 23:18:14,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=66, Unknown=1, NotChecked=0, Total=90 [2021-11-12 23:18:14,926 INFO L87 Difference]: Start difference. First operand 64 states and 124 transitions. Second operand has 10 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 10 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:18:15,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:18:15,715 INFO L93 Difference]: Finished difference Result 90 states and 161 transitions. [2021-11-12 23:18:15,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-12 23:18:15,717 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 10 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2021-11-12 23:18:15,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:18:15,718 INFO L225 Difference]: With dead ends: 90 [2021-11-12 23:18:15,718 INFO L226 Difference]: Without dead ends: 84 [2021-11-12 23:18:15,718 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 20.0s TimeCoverageRelationStatistics Valid=23, Invalid=66, Unknown=1, NotChecked=0, Total=90 [2021-11-12 23:18:15,719 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 719.36ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.72ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 20 IncrementalHoareTripleChecker+Unchecked, 782.74ms IncrementalHoareTripleChecker+Time [2021-11-12 23:18:15,720 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 119 Unknown, 0 Unchecked, 0.72ms Time], IncrementalHoareTripleChecker [0 Valid, 99 Invalid, 0 Unknown, 20 Unchecked, 782.74ms Time] [2021-11-12 23:18:15,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2021-11-12 23:18:15,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 65. [2021-11-12 23:18:15,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 64 states have (on average 1.953125) internal successors, (125), 64 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:18:15,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 125 transitions. [2021-11-12 23:18:15,726 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 125 transitions. Word has length 23 [2021-11-12 23:18:15,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:18:15,727 INFO L470 AbstractCegarLoop]: Abstraction has 65 states and 125 transitions. [2021-11-12 23:18:15,727 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 10 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:18:15,727 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 125 transitions. [2021-11-12 23:18:15,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-12 23:18:15,728 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:18:15,728 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:18:15,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-12 23:18:15,943 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:18:15,944 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-12 23:18:15,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:18:15,944 INFO L85 PathProgramCache]: Analyzing trace with hash 1402092323, now seen corresponding path program 1 times [2021-11-12 23:18:15,945 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:18:15,945 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [576838663] [2021-11-12 23:18:15,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:18:15,945 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:18:15,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:18:15,947 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:18:15,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-12 23:18:16,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:18:16,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-12 23:18:16,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:18:16,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 46 [2021-11-12 23:18:16,646 INFO L354 Elim1Store]: treesize reduction 163, result has 15.1 percent of original size [2021-11-12 23:18:16,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 43 [2021-11-12 23:28:30,116 WARN L228 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) stderr output: (error "out of memory") [2021-11-12 23:28:30,117 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:28:30,117 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [576838663] [2021-11-12 23:28:30,117 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") [2021-11-12 23:28:30,117 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1926620431] [2021-11-12 23:28:30,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:28:30,118 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-12 23:28:30,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-12 23:28:30,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 101 [2021-11-12 23:28:30,122 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-12 23:28:30,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2021-11-12 23:28:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:28:31,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 51 conjunts are in the unsatisfiable core [2021-11-12 23:28:31,033 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Connection to SMT solver broken [2021-11-12 23:28:31,034 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [912315256] [2021-11-12 23:28:31,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:28:31,034 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 23:28:31,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:28:31,035 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 23:28:31,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-12 23:28:31,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:28:31,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-12 23:28:31,366 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: ManagedScript already locked by |v_thread2Thread1of1ForFork1_#t~short18#1_167| [2021-11-12 23:28:31,366 INFO L186 FreeRefinementEngine]: Found 0 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:28:31,366 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [] total 0 [2021-11-12 23:28:31,366 ERROR L172 FreeRefinementEngine]: Strategy WALRUS failed to provide any proof altough trace is infeasible [2021-11-12 23:28:31,366 INFO L628 BasicCegarLoop]: Counterexample might be feasible [2021-11-12 23:28:31,372 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-11-12 23:28:31,374 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining) [2021-11-12 23:28:31,374 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 3 remaining) [2021-11-12 23:28:31,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-12 23:28:31,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-11-12 23:28:31,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2021-11-12 23:28:31,989 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e607e73-4d5e-40d1-aaf3-f604c5dbc2bb/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt [2021-11-12 23:28:31,991 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:28:31,994 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-12 23:28:31,994 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-12 23:28:32,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 11:28:32 BasicIcfg [2021-11-12 23:28:32,026 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-12 23:28:32,026 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-12 23:28:32,027 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-12 23:28:32,027 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-12 23:28:32,027 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:16:51" (3/4) ... [2021-11-12 23:28:32,030 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-12 23:28:32,030 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-12 23:28:32,030 INFO L158 Benchmark]: Toolchain (without parser) took 702334.28ms. Allocated memory was 56.6MB in the beginning and 132.1MB in the end (delta: 75.5MB). Free memory was 34.9MB in the beginning and 42.4MB in the end (delta: -7.5MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. [2021-11-12 23:28:32,030 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 56.6MB. Free memory was 37.3MB in the beginning and 37.3MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:28:32,031 INFO L158 Benchmark]: CACSL2BoogieTranslator took 479.98ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 34.7MB in the beginning and 49.8MB in the end (delta: -15.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-12 23:28:32,031 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.55ms. Allocated memory is still 69.2MB. Free memory was 49.8MB in the beginning and 47.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-12 23:28:32,031 INFO L158 Benchmark]: Boogie Preprocessor took 59.43ms. Allocated memory is still 69.2MB. Free memory was 47.1MB in the beginning and 44.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-12 23:28:32,032 INFO L158 Benchmark]: RCFGBuilder took 1098.59ms. Allocated memory is still 69.2MB. Free memory was 44.8MB in the beginning and 36.9MB in the end (delta: 7.9MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2021-11-12 23:28:32,032 INFO L158 Benchmark]: TraceAbstraction took 700575.58ms. Allocated memory was 69.2MB in the beginning and 132.1MB in the end (delta: 62.9MB). Free memory was 36.4MB in the beginning and 42.9MB in the end (delta: -6.5MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. [2021-11-12 23:28:32,033 INFO L158 Benchmark]: Witness Printer took 3.33ms. Allocated memory is still 132.1MB. Free memory was 42.9MB in the beginning and 42.4MB in the end (delta: 571.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:28:32,035 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 56.6MB. Free memory was 37.3MB in the beginning and 37.3MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 479.98ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 34.7MB in the beginning and 49.8MB in the end (delta: -15.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.55ms. Allocated memory is still 69.2MB. Free memory was 49.8MB in the beginning and 47.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.43ms. Allocated memory is still 69.2MB. Free memory was 47.1MB in the beginning and 44.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1098.59ms. Allocated memory is still 69.2MB. Free memory was 44.8MB in the beginning and 36.9MB in the end (delta: 7.9MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * TraceAbstraction took 700575.58ms. Allocated memory was 69.2MB in the beginning and 132.1MB in the end (delta: 62.9MB). Free memory was 36.4MB in the beginning and 42.9MB in the end (delta: -6.5MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. * Witness Printer took 3.33ms. Allocated memory is still 132.1MB. Free memory was 42.9MB in the beginning and 42.4MB in the end (delta: 571.4kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 38.0s, 373 PlacesBefore, 30 PlacesAfterwards, 402 TransitionsBefore, 29 TransitionsAfterwards, 9828 CoEnabledTransitionPairs, 9 FixpointIterations, 236 TrivialSequentialCompositions, 124 ConcurrentSequentialCompositions, 69 TrivialYvCompositions, 41 ConcurrentYvCompositions, 30 ChoiceCompositions, 500 TotalNumberOfCompositions, 10235 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 9604, positive: 9495, positive conditional: 0, positive unconditional: 9495, negative: 109, negative conditional: 0, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7321, positive: 7290, positive conditional: 0, positive unconditional: 7290, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7321, positive: 7290, positive conditional: 0, positive unconditional: 7290, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 31, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 743, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 743, negative conditional: 0, negative unconditional: 743, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9604, positive: 2205, positive conditional: 0, positive unconditional: 2205, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 7321, unknown conditional: 0, unknown unconditional: 7321] , Statistics on independence cache: Total cache size (in pairs): 56, Positive cache size: 46, Positive conditional cache size: 0, Positive unconditional cache size: 46, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 93]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L41] 0 int id_0, id_3, result_6, order1_7, order2_8, result_9, order1_10, order2_11; [L42] 0 int *get_2, *get_5; [L43] 0 _Bool *contains_key_1, *contains_key_4; [L67] 0 pthread_t t1, t2; [L70] 0 id_0 = __VERIFIER_nondet_int() [L71] CALL 0 assume_abort_if_not(id_0 >= 0) [L38] COND FALSE 0 !(!cond) [L71] RET 0 assume_abort_if_not(id_0 >= 0) [L72] 0 id_3 = __VERIFIER_nondet_int() [L73] CALL 0 assume_abort_if_not(id_3 >= 0) [L38] COND FALSE 0 !(!cond) [L73] RET 0 assume_abort_if_not(id_3 >= 0) [L74] 0 result_6 = __VERIFIER_nondet_int() [L75] 0 order1_7 = __VERIFIER_nondet_int() [L76] 0 order2_8 = __VERIFIER_nondet_int() [L77] 0 result_9 = __VERIFIER_nondet_int() [L78] 0 order1_10 = __VERIFIER_nondet_int() [L79] 0 order2_11 = __VERIFIER_nondet_int() [L80] CALL 0 assume_abort_if_not(id_0 < 2147483647 && id_3 < 2147483647) [L38] COND TRUE 0 !cond [L80] RET 0 assume_abort_if_not(id_0 < 2147483647 && id_3 < 2147483647) [L81] CALL, EXPR 0 create_fresh_int_array(id_0 + 1) [L99] CALL 0 assume_abort_if_not(size >= 0) [L38] COND TRUE 0 !cond [L99] RET 0 assume_abort_if_not(size >= 0) [L100] CALL 0 assume_abort_if_not(size <= (((size_t) 4294967295) / sizeof(int))) [L38] COND FALSE 0 !(!cond) [L100] RET 0 assume_abort_if_not(size <= (((size_t) 4294967295) / sizeof(int))) [L102] 0 int* arr = (int*)malloc(sizeof(int) * (size_t)size); [L103] 0 int i = 0; [L103] COND TRUE 0 i < size [L104] 0 arr[i] = __VERIFIER_nondet_int() [L103] 0 i++ [L106] 0 return arr; [L81] RET, EXPR 0 create_fresh_int_array(id_0 + 1) [L81] 0 get_2 = create_fresh_int_array(id_0 + 1) [L82] CALL, EXPR 0 create_fresh_int_array(id_3 + 1) [L99] CALL 0 assume_abort_if_not(size >= 0) [L38] COND TRUE 0 !cond [L99] RET 0 assume_abort_if_not(size >= 0) [L100] CALL 0 assume_abort_if_not(size <= (((size_t) 4294967295) / sizeof(int))) [L38] COND FALSE 0 !(!cond) [L100] RET 0 assume_abort_if_not(size <= (((size_t) 4294967295) / sizeof(int))) [L102] 0 int* arr = (int*)malloc(sizeof(int) * (size_t)size); [L103] 0 int i = 0; [L103] COND TRUE 0 i < size [L104] 0 arr[i] = __VERIFIER_nondet_int() [L103] 0 i++ [L103] COND FALSE 0 !(i < size) [L106] 0 return arr; [L82] RET, EXPR 0 create_fresh_int_array(id_3 + 1) [L82] 0 get_5 = create_fresh_int_array(id_3 + 1) [L83] CALL, EXPR 0 create_fresh_bool_array(id_0+1) [L110] CALL 0 assume_abort_if_not(size >= 0) [L38] COND TRUE 0 !cond [L110] RET 0 assume_abort_if_not(size >= 0) [L111] CALL 0 assume_abort_if_not(size <= (((size_t) 4294967295) / sizeof(_Bool))) [L38] COND TRUE 0 !cond [L111] RET 0 assume_abort_if_not(size <= (((size_t) 4294967295) / sizeof(_Bool))) [L113] 0 _Bool* arr = (_Bool*)malloc(sizeof(_Bool) * (size_t)size); [L114] 0 int i = 0; [L114] COND TRUE 0 i < size [L115] 0 arr[i] = __VERIFIER_nondet_bool() [L114] 0 i++ [L114] COND FALSE 0 !(i < size) [L117] 0 return arr; [L83] RET, EXPR 0 create_fresh_bool_array(id_0+1) [L83] 0 contains_key_1 = create_fresh_bool_array(id_0+1) [L84] CALL, EXPR 0 create_fresh_bool_array(id_3+1) [L110] CALL 0 assume_abort_if_not(size >= 0) [L38] COND TRUE 0 !cond [L110] RET 0 assume_abort_if_not(size >= 0) [L111] CALL 0 assume_abort_if_not(size <= (((size_t) 4294967295) / sizeof(_Bool))) [L38] COND TRUE 0 !cond [L111] RET 0 assume_abort_if_not(size <= (((size_t) 4294967295) / sizeof(_Bool))) [L113] 0 _Bool* arr = (_Bool*)malloc(sizeof(_Bool) * (size_t)size); [L114] 0 int i = 0; [L114] COND TRUE 0 i < size [L115] 0 arr[i] = __VERIFIER_nondet_bool() [L114] 0 i++ [L117] 0 return arr; [L84] RET, EXPR 0 create_fresh_bool_array(id_3+1) [L84] 0 contains_key_4 = create_fresh_bool_array(id_3+1) [L87] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) [L50] EXPR 1 get_2[id_0] [L50] 1 order1_7 = get_2[id_0] [L51] EXPR 1 get_5[id_3] [L51] 1 order2_8 = get_5[id_3] [L88] FCALL, FORK 0 pthread_create(&t2, 0, thread2, 0) [L89] 0 \read(t1) [L58] EXPR 2 get_5[id_3] [L58] 2 order1_10 = get_5[id_3] [L59] EXPR 2 get_2[id_0] [L59] 2 order2_11 = get_2[id_0] [L60] EXPR 2 contains_key_4[id_3] [L60] EXPR 2 contains_key_4[id_3] && contains_key_1[id_0] [L60] EXPR 2 ( contains_key_4[id_3] && contains_key_1[id_0] ) ? ( ( order1_10 < order2_11 ) ? -1 : ( ( order1_10 > order2_11 ) ? 1 : 0 ) ) : minus(get_5[id_3], get_2[id_0]) [L60] EXPR 2 ( order1_10 < order2_11 ) ? -1 : ( ( order1_10 > order2_11 ) ? 1 : 0 ) [L60] EXPR 2 ( order1_10 > order2_11 ) ? 1 : 0 [L60] EXPR 2 ( order1_10 < order2_11 ) ? -1 : ( ( order1_10 > order2_11 ) ? 1 : 0 ) [L60] EXPR 2 ( contains_key_4[id_3] && contains_key_1[id_0] ) ? ( ( order1_10 < order2_11 ) ? -1 : ( ( order1_10 > order2_11 ) ? 1 : 0 ) ) : minus(get_5[id_3], get_2[id_0]) [L60] 2 result_9 = ( ( contains_key_4[id_3] && contains_key_1[id_0] ) ? ( ( order1_10 < order2_11 ) ? -1 : ( ( order1_10 > order2_11 ) ? 1 : 0 ) ) : minus(get_5[id_3], get_2[id_0]) ) [L62] 2 return 0; [L52] EXPR 1 contains_key_1[id_0] [L52] EXPR 1 contains_key_1[id_0] && contains_key_4[id_3] [L52] EXPR 1 contains_key_4[id_3] [L52] EXPR 1 contains_key_1[id_0] && contains_key_4[id_3] [L52] EXPR 1 ( contains_key_1[id_0] && contains_key_4[id_3] ) ? ( ( order1_7 < order2_8 ) ? -1 : ( ( order1_7 > order2_8 ) ? 1 : 0 ) ) : minus(get_2[id_0], get_5[id_3]) [L52] EXPR 1 get_2[id_0] [L52] EXPR 1 get_5[id_3] [L52] CALL, EXPR 1 minus(get_2[id_0], get_5[id_3]) [L121] CALL 1 assume_abort_if_not(b <= 0 || a >= b - 2147483648) [L38] COND TRUE 1 !cond [L121] RET 1 assume_abort_if_not(b <= 0 || a >= b - 2147483648) [L122] CALL 1 assume_abort_if_not(b >= 0 || a <= b + 2147483647) [L38] COND FALSE 1 !(!cond) [L122] RET 1 assume_abort_if_not(b >= 0 || a <= b + 2147483647) [L123] 1 return a - b; [L52] RET, EXPR 1 minus(get_2[id_0], get_5[id_3]) [L52] EXPR 1 ( contains_key_1[id_0] && contains_key_4[id_3] ) ? ( ( order1_7 < order2_8 ) ? -1 : ( ( order1_7 > order2_8 ) ? 1 : 0 ) ) : minus(get_2[id_0], get_5[id_3]) [L52] 1 result_6 = ( ( contains_key_1[id_0] && contains_key_4[id_3] ) ? ( ( order1_7 < order2_8 ) ? -1 : ( ( order1_7 > order2_8 ) ? 1 : 0 ) ) : minus(get_2[id_0], get_5[id_3]) ) [L54] 1 return 0; [L89] FCALL, JOIN 1 pthread_join(t1, 0) [L90] 0 \read(t2) [L90] FCALL, JOIN 2 pthread_join(t2, 0) [L92] EXPR 0 ( result_6 < 0 ) ? ( - 1 ) : ( ( result_6 > 0 ) ? 1 : 0 ) [L92] EXPR 0 ( result_6 > 0 ) ? 1 : 0 [L92] EXPR 0 ( result_6 < 0 ) ? ( - 1 ) : ( ( result_6 > 0 ) ? 1 : 0 ) [L92] EXPR 0 ( result_9 < 0 ) ? ( - 1 ) : ( ( result_9 > 0 ) ? 1 : 0 ) [L92] CALL 0 assume_abort_if_not( !( ( ( result_6 < 0 ) ? ( - 1 ) : ( ( result_6 > 0 ) ? 1 : 0 ) ) == ( 0 - ( ( result_9 < 0 ) ? ( - 1 ) : ( ( result_9 > 0 ) ? 1 : 0 ) ) ) ) ) [L38] COND TRUE 0 !cond [L92] RET 0 assume_abort_if_not( !( ( ( result_6 < 0 ) ? ( - 1 ) : ( ( result_6 > 0 ) ? 1 : 0 ) ) == ( 0 - ( ( result_9 < 0 ) ? ( - 1 ) : ( ( result_9 > 0 ) ? 1 : 0 ) ) ) ) ) [L93] 0 reach_error() - UnprovableResult [Line: 88]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 87]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 485 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 700.3s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 38.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 359 SdHoareTripleChecker+Valid, 2727.27ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 359 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 2384.98ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 20 IncrementalHoareTripleChecker+Unchecked, 271 mSDsCounter, 45 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 623 IncrementalHoareTripleChecker+Invalid, 688 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 45 mSolverCounterUnsat, 0 mSDtfsCounter, 623 mSolverCounterSat, 10.60ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 400 GetRequests, 346 SyntacticMatches, 4 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 21.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=65occurred in iteration=6, InterpolantAutomatonStates: 32, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 139 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 652.5s InterpolantComputationTime, 230 NumberOfCodeBlocks, 230 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 394 ConstructedInterpolants, 7 QuantifiedInterpolants, 4354 SizeOfPredicates, 88 NumberOfNonLiveVariables, 1508 ConjunctsInSsa, 121 ConjunctsInUnsatCore, 20 InterpolantComputations, 8 PerfectInterpolantSequences, 24/36 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN