./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7 --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 f41f3c018db74ffccd5759d166eb9816a1bf73b1747e3e539ecb5bf51feb56af --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:12:43,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:12:43,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:12:43,915 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:12:43,916 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:12:43,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:12:43,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:12:43,922 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:12:43,924 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:12:43,925 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:12:43,926 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:12:43,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:12:43,928 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:12:43,930 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:12:43,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:12:43,933 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:12:43,934 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:12:43,935 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:12:43,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:12:43,940 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:12:43,943 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:12:43,944 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:12:43,946 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:12:43,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:12:43,951 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:12:43,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:12:43,952 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:12:43,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:12:43,953 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:12:43,955 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:12:43,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:12:43,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:12:43,960 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:12:43,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:12:43,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:12:43,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:12:43,968 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:12:43,968 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:12:43,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:12:43,970 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:12:43,970 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:12:43,971 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-25 20:12:44,019 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:12:44,019 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:12:44,020 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:12:44,020 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:12:44,027 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:12:44,028 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:12:44,028 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:12:44,028 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:12:44,028 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:12:44,029 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:12:44,030 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:12:44,030 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:12:44,030 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:12:44,030 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:12:44,031 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:12:44,031 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:12:44,031 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:12:44,031 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:12:44,033 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:12:44,033 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 20:12:44,033 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:12:44,033 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 20:12:44,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:12:44,034 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:12:44,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:12:44,034 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:12:44,036 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 20:12:44,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:12:44,036 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:12:44,037 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:12:44,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:12:44,037 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:12:44,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:12:44,038 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:12:44,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:12:44,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:12:44,039 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:12:44,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:12:44,039 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:12:44,039 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:12:44,040 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:12:44,040 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_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f41f3c018db74ffccd5759d166eb9816a1bf73b1747e3e539ecb5bf51feb56af [2021-11-25 20:12:44,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:12:44,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:12:44,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:12:44,343 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:12:44,343 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:12:44,345 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i [2021-11-25 20:12:44,425 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/data/3d5fdb437/9a91ed2d3e77402885aaf17c5e016d6e/FLAG8d78b2539 [2021-11-25 20:12:45,092 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:12:45,093 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i [2021-11-25 20:12:45,116 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/data/3d5fdb437/9a91ed2d3e77402885aaf17c5e016d6e/FLAG8d78b2539 [2021-11-25 20:12:45,266 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/data/3d5fdb437/9a91ed2d3e77402885aaf17c5e016d6e [2021-11-25 20:12:45,270 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:12:45,271 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:12:45,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:12:45,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:12:45,276 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:12:45,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:12:45" (1/1) ... [2021-11-25 20:12:45,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ecf00ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:45, skipping insertion in model container [2021-11-25 20:12:45,278 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:12:45" (1/1) ... [2021-11-25 20:12:45,286 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:12:45,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:12:45,873 WARN L230 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_3a59105d-8125-4205-9e14-51e2319f7ef3/sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i[47038,47051] [2021-11-25 20:12:45,890 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-25 20:12:45,891 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-25 20:12:45,891 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-25 20:12:45,892 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-25 20:12:45,949 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:12:45,979 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:12:46,034 WARN L230 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_3a59105d-8125-4205-9e14-51e2319f7ef3/sv-benchmarks/c/goblint-regression/28-race_reach_90-arrayloop2_racing.i[47038,47051] [2021-11-25 20:12:46,037 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-25 20:12:46,038 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-25 20:12:46,038 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-25 20:12:46,039 WARN L1533 CHandler]: Possible shadowing of function new [2021-11-25 20:12:46,072 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:12:46,135 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:12:46,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:46 WrapperNode [2021-11-25 20:12:46,135 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:12:46,137 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:12:46,137 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:12:46,137 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:12:46,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:46" (1/1) ... [2021-11-25 20:12:46,183 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:46" (1/1) ... [2021-11-25 20:12:46,219 INFO L137 Inliner]: procedures = 278, calls = 64, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 300 [2021-11-25 20:12:46,219 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:12:46,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:12:46,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:12:46,220 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:12:46,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:46" (1/1) ... [2021-11-25 20:12:46,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:46" (1/1) ... [2021-11-25 20:12:46,235 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:46" (1/1) ... [2021-11-25 20:12:46,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:46" (1/1) ... [2021-11-25 20:12:46,251 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:46" (1/1) ... [2021-11-25 20:12:46,259 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:46" (1/1) ... [2021-11-25 20:12:46,262 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:46" (1/1) ... [2021-11-25 20:12:46,268 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:12:46,269 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:12:46,269 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:12:46,270 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:12:46,271 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:46" (1/1) ... [2021-11-25 20:12:46,280 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:12:46,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:12:46,317 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:12:46,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:12:46,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 20:12:46,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 20:12:46,370 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2021-11-25 20:12:46,370 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2021-11-25 20:12:46,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 20:12:46,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 20:12:46,370 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2021-11-25 20:12:46,370 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2021-11-25 20:12:46,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 20:12:46,371 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-25 20:12:46,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 20:12:46,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:12:46,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 20:12:46,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 20:12:46,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:12:46,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:12:46,374 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-25 20:12:46,514 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:12:46,516 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:12:47,062 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:12:47,091 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:12:47,094 INFO L301 CfgBuilder]: Removed 30 assume(true) statements. [2021-11-25 20:12:47,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:12:47 BoogieIcfgContainer [2021-11-25 20:12:47,098 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:12:47,100 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:12:47,105 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:12:47,109 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:12:47,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:12:45" (1/3) ... [2021-11-25 20:12:47,110 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@256fe0c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:12:47, skipping insertion in model container [2021-11-25 20:12:47,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:46" (2/3) ... [2021-11-25 20:12:47,110 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@256fe0c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:12:47, skipping insertion in model container [2021-11-25 20:12:47,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:12:47" (3/3) ... [2021-11-25 20:12:47,112 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_90-arrayloop2_racing.i [2021-11-25 20:12:47,124 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-25 20:12:47,124 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:12:47,125 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-25 20:12:47,125 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-25 20:12:47,213 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,214 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,215 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,215 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,216 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,216 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,216 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,216 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,217 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,217 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,218 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,218 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,218 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,218 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,219 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,219 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~j~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,219 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,219 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~j~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,220 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,220 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,220 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~j~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,220 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,221 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~j~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,221 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,221 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,221 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,222 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,222 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,222 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,223 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,223 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,223 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,223 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,224 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,224 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,224 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,224 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,224 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,225 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~q~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,225 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~q~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,225 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~q~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,225 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~q~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,226 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~j~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,226 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~j~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,226 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~j~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,226 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~j~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,226 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,227 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,227 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,227 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,228 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~j~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,228 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,228 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~j~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,229 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,229 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,229 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,230 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~j~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,230 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,230 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,230 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~j~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,230 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,231 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,232 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,232 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,235 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,236 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,236 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,236 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,237 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,238 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,238 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,238 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,238 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,244 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,244 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,244 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,245 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,245 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,245 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,246 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,246 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,246 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,246 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~j~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,247 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,247 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,247 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~j~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,247 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,247 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,248 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~j~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,248 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,248 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,248 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~j~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,248 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,249 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,249 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~j~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,249 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~j~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,249 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,250 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,250 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~j~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,250 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,250 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~j~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,250 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,251 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,251 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,251 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,251 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,252 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,252 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,253 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem31#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,253 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem31#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,253 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,253 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,254 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem31#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,254 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem31#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,255 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,255 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~j~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,255 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,255 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~j~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,255 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,256 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,256 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,256 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,256 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem31#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,256 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem31#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,257 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~q~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,257 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~q~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,257 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem31#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,257 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem31#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,257 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~q~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,257 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~q~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,258 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,258 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,258 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,258 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,259 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem31#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,259 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem31#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,259 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem31#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,261 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem31#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,261 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,262 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,262 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,262 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,262 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~q~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,263 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~q~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,263 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,263 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,263 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~q~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,263 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~q~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,264 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,264 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,264 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,264 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,265 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,265 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,265 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,265 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,266 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,266 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,280 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,281 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,281 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,281 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,281 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,281 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,282 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,282 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,282 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,282 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,282 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,282 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,282 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,282 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,283 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,283 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,283 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,283 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,283 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,283 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,283 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,283 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,283 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,283 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,284 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,284 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,284 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,284 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,284 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,284 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,284 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,284 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,284 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,285 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,285 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,285 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,285 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,285 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,285 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,285 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,286 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,286 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,286 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,286 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,286 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,287 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,287 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,287 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,287 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,287 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,287 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,287 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,288 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,288 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,288 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,288 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,288 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,289 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,289 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,289 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,290 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,290 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,290 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,291 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,291 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,291 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,291 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,291 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,291 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,291 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,292 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,292 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,292 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,292 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,292 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,292 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,292 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,293 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,293 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,293 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,293 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,293 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,293 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,293 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,294 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,294 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,294 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,294 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,294 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,294 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,294 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,295 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,295 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,295 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,295 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~p~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,295 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~p~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,295 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~p~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,295 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~p~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,296 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,296 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,296 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,296 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,296 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,296 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,297 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,297 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,297 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,297 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,297 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,297 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,297 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,298 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,298 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,298 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,298 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,298 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,298 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,299 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem7#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,299 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem7#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,299 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,299 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem7#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,299 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem7#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,299 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem7#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,300 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem7#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,300 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~p~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,300 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~p~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,300 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem7#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,300 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem7#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,300 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~p~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,300 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~p~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,301 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem7#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,301 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem7#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,301 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem7#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,301 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem7#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,301 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~p~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,301 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~p~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,301 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,301 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,302 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~p~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,302 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~p~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,302 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,302 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,302 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,302 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,303 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,303 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,303 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,303 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,303 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,303 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,303 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,304 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,304 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,304 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,304 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,304 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,304 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,305 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,305 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,305 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,305 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,305 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,305 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,306 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,306 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,306 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,306 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,306 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,306 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,306 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,307 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,307 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,307 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,307 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,307 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,307 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,307 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,308 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,308 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,308 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,308 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,308 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,308 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,309 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,309 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,309 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,309 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,309 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,309 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,309 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,310 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,310 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,310 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,310 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,310 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,310 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,311 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,311 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,311 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,311 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,311 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,311 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,312 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,312 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,312 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,312 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,312 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,312 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,312 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,313 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,313 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,313 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,313 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,313 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,313 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,314 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,314 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,314 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,314 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,314 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,314 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,314 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,315 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,315 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,315 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,315 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,316 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,316 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,316 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,316 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,316 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,316 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,317 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,317 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,317 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,317 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,317 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,317 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,318 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,318 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,318 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,318 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,318 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,318 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,318 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,319 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,319 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,319 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,319 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,319 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,319 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,319 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,320 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,320 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,320 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,320 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,320 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,320 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,320 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,321 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,321 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,321 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,321 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,321 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,321 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,321 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,322 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,322 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,322 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,322 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,322 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,322 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,323 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,323 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,323 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,323 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,323 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,324 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,331 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,331 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,331 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,331 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,331 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,331 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,332 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,332 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~q~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,332 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,332 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,332 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,332 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~q~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,333 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,333 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,333 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem31#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,333 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,333 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,333 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,333 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,334 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,334 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,334 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,334 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,334 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~pos~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,334 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,335 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,335 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem31#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,335 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_~j~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,335 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,335 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,335 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,339 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,339 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,339 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,339 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~p~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,340 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,340 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,340 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,340 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,340 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,340 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem17#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,340 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,341 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,341 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,341 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,341 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~p~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,341 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,341 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,342 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,342 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,342 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,342 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,342 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem17#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,342 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,342 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,343 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,343 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,343 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,343 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,343 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,343 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem7#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,344 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem7#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 20:12:47,348 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-11-25 20:12:47,416 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:12:47,429 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 [2021-11-25 20:12:47,429 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-11-25 20:12:47,452 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-25 20:12:47,465 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 277 places, 318 transitions, 658 flow [2021-11-25 20:12:47,468 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 277 places, 318 transitions, 658 flow [2021-11-25 20:12:47,470 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 277 places, 318 transitions, 658 flow [2021-11-25 20:12:47,654 INFO L129 PetriNetUnfolder]: 77/514 cut-off events. [2021-11-25 20:12:47,654 INFO L130 PetriNetUnfolder]: For 8/14 co-relation queries the response was YES. [2021-11-25 20:12:47,669 INFO L84 FinitePrefix]: Finished finitePrefix Result has 534 conditions, 514 events. 77/514 cut-off events. For 8/14 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 2392 event pairs, 0 based on Foata normal form. 0/428 useless extension candidates. Maximal degree in co-relation 261. Up to 8 conditions per place. [2021-11-25 20:12:47,702 INFO L116 LiptonReduction]: Number of co-enabled transitions 32752 [2021-11-25 20:13:19,313 WARN L227 SmtUtils]: Spent 7.54s on a formula simplification that was a NOOP. DAG size: 176 (called from [L 234] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-11-25 20:13:26,706 WARN L227 SmtUtils]: Spent 7.39s on a formula simplification that was a NOOP. DAG size: 172 (called from [L 271] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-11-25 20:13:34,226 WARN L227 SmtUtils]: Spent 7.52s on a formula simplification that was a NOOP. DAG size: 176 (called from [L 234] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-11-25 20:13:42,751 WARN L227 SmtUtils]: Spent 8.52s on a formula simplification that was a NOOP. DAG size: 172 (called from [L 271] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-11-25 20:13:42,756 INFO L131 LiptonReduction]: Checked pairs total: 48409 [2021-11-25 20:13:42,756 INFO L133 LiptonReduction]: Total number of compositions: 285 [2021-11-25 20:13:42,767 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 66 places, 94 transitions, 210 flow [2021-11-25 20:13:42,982 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 4541 states, 4522 states have (on average 3.9217160548429897) internal successors, (17734), 4540 states have internal predecessors, (17734), 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) [2021-11-25 20:13:43,003 INFO L276 IsEmpty]: Start isEmpty. Operand has 4541 states, 4522 states have (on average 3.9217160548429897) internal successors, (17734), 4540 states have internal predecessors, (17734), 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) [2021-11-25 20:13:43,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 20:13:43,009 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:13:43,009 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2021-11-25 20:13:43,010 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-25 20:13:43,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:13:43,015 INFO L85 PathProgramCache]: Analyzing trace with hash -1439161113, now seen corresponding path program 1 times [2021-11-25 20:13:43,025 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:13:43,025 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790677213] [2021-11-25 20:13:43,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:13:43,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:13:43,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:13:43,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 20:13:43,286 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:13:43,287 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790677213] [2021-11-25 20:13:43,288 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1790677213] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:13:43,288 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:13:43,288 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 20:13:43,290 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979893915] [2021-11-25 20:13:43,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:13:43,294 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:13:43,295 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:13:43,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:13:43,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:13:43,350 INFO L87 Difference]: Start difference. First operand has 4541 states, 4522 states have (on average 3.9217160548429897) internal successors, (17734), 4540 states have internal predecessors, (17734), 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 2.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2021-11-25 20:13:43,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:13:43,773 INFO L93 Difference]: Finished difference Result 4543 states and 13475 transitions. [2021-11-25 20:13:43,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:13:43,776 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 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 7 [2021-11-25 20:13:43,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:13:43,913 INFO L225 Difference]: With dead ends: 4543 [2021-11-25 20:13:43,913 INFO L226 Difference]: Without dead ends: 4543 [2021-11-25 20:13:43,914 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:13:43,922 INFO L933 BasicCegarLoop]: 14 mSDtfsCounter, 2 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:13:43,923 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 28 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-25 20:13:43,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4543 states. [2021-11-25 20:13:44,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4543 to 4542. [2021-11-25 20:13:44,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4542 states, 4523 states have (on average 2.978775149237232) internal successors, (13473), 4541 states have internal predecessors, (13473), 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) [2021-11-25 20:13:44,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4542 states to 4542 states and 13473 transitions. [2021-11-25 20:13:44,256 INFO L78 Accepts]: Start accepts. Automaton has 4542 states and 13473 transitions. Word has length 7 [2021-11-25 20:13:44,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:13:44,256 INFO L470 AbstractCegarLoop]: Abstraction has 4542 states and 13473 transitions. [2021-11-25 20:13:44,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2021-11-25 20:13:44,257 INFO L276 IsEmpty]: Start isEmpty. Operand 4542 states and 13473 transitions. [2021-11-25 20:13:44,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 20:13:44,257 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:13:44,257 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:13:44,258 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 20:13:44,258 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-25 20:13:44,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:13:44,259 INFO L85 PathProgramCache]: Analyzing trace with hash -124361359, now seen corresponding path program 1 times [2021-11-25 20:13:44,259 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:13:44,259 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119692229] [2021-11-25 20:13:44,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:13:44,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:13:44,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:13:44,379 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 20:13:44,379 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:13:44,380 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119692229] [2021-11-25 20:13:44,380 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [119692229] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:13:44,381 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:13:44,382 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:13:44,382 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894558479] [2021-11-25 20:13:44,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:13:44,384 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:13:44,384 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:13:44,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:13:44,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:13:44,385 INFO L87 Difference]: Start difference. First operand 4542 states and 13473 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) [2021-11-25 20:13:44,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:13:44,778 INFO L93 Difference]: Finished difference Result 4543 states and 13474 transitions. [2021-11-25 20:13:44,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:13:44,779 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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 9 [2021-11-25 20:13:44,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:13:44,821 INFO L225 Difference]: With dead ends: 4543 [2021-11-25 20:13:44,822 INFO L226 Difference]: Without dead ends: 4543 [2021-11-25 20:13:44,822 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:13:44,828 INFO L933 BasicCegarLoop]: 14 mSDtfsCounter, 0 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:13:44,829 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 28 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-25 20:13:44,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4543 states. [2021-11-25 20:13:45,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4543 to 4543. [2021-11-25 20:13:45,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4543 states, 4524 states have (on average 2.9783377541998233) internal successors, (13474), 4542 states have internal predecessors, (13474), 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) [2021-11-25 20:13:45,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4543 states to 4543 states and 13474 transitions. [2021-11-25 20:13:45,184 INFO L78 Accepts]: Start accepts. Automaton has 4543 states and 13474 transitions. Word has length 9 [2021-11-25 20:13:45,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:13:45,185 INFO L470 AbstractCegarLoop]: Abstraction has 4543 states and 13474 transitions. [2021-11-25 20:13:45,186 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) [2021-11-25 20:13:45,186 INFO L276 IsEmpty]: Start isEmpty. Operand 4543 states and 13474 transitions. [2021-11-25 20:13:45,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 20:13:45,187 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:13:45,187 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:13:45,187 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 20:13:45,188 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-25 20:13:45,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:13:45,189 INFO L85 PathProgramCache]: Analyzing trace with hash -381303622, now seen corresponding path program 1 times [2021-11-25 20:13:45,189 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:13:45,189 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91316635] [2021-11-25 20:13:45,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:13:45,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:13:45,272 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:13:45,288 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [958360535] [2021-11-25 20:13:45,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:13:45,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:13:45,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:13:45,313 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:13:45,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 20:13:45,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:13:45,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:13:45,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:13:45,716 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 20:13:45,716 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:13:45,762 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 20:13:45,762 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:13:45,762 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91316635] [2021-11-25 20:13:45,763 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:13:45,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [958360535] [2021-11-25 20:13:45,763 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [958360535] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:13:45,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [978141396] [2021-11-25 20:13:45,771 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-25 20:13:45,772 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-25 20:13:45,773 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-11-25 20:13:45,773 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607554638] [2021-11-25 20:13:45,773 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-25 20:13:45,773 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 20:13:45,773 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:13:45,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 20:13:45,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-25 20:13:45,774 INFO L87 Difference]: Start difference. First operand 4543 states and 13474 transitions. Second operand has 6 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 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) [2021-11-25 20:13:46,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:13:46,247 INFO L93 Difference]: Finished difference Result 4546 states and 13477 transitions. [2021-11-25 20:13:46,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 20:13:46,248 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 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 10 [2021-11-25 20:13:46,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:13:46,302 INFO L225 Difference]: With dead ends: 4546 [2021-11-25 20:13:46,302 INFO L226 Difference]: Without dead ends: 4546 [2021-11-25 20:13:46,303 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-25 20:13:46,304 INFO L933 BasicCegarLoop]: 14 mSDtfsCounter, 0 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-25 20:13:46,304 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 42 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-25 20:13:46,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4546 states. [2021-11-25 20:13:46,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4546 to 4546. [2021-11-25 20:13:46,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4546 states, 4527 states have (on average 2.977026728517782) internal successors, (13477), 4545 states have internal predecessors, (13477), 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) [2021-11-25 20:13:46,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4546 states to 4546 states and 13477 transitions. [2021-11-25 20:13:46,585 INFO L78 Accepts]: Start accepts. Automaton has 4546 states and 13477 transitions. Word has length 10 [2021-11-25 20:13:46,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:13:46,585 INFO L470 AbstractCegarLoop]: Abstraction has 4546 states and 13477 transitions. [2021-11-25 20:13:46,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 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) [2021-11-25 20:13:46,586 INFO L276 IsEmpty]: Start isEmpty. Operand 4546 states and 13477 transitions. [2021-11-25 20:13:46,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 20:13:46,586 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:13:46,586 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:13:46,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 20:13:46,813 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:13:46,813 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-25 20:13:46,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:13:46,813 INFO L85 PathProgramCache]: Analyzing trace with hash 1494773681, now seen corresponding path program 2 times [2021-11-25 20:13:46,814 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:13:46,814 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738957303] [2021-11-25 20:13:46,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:13:46,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:13:46,872 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:13:46,873 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1716296592] [2021-11-25 20:13:46,873 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-25 20:13:46,873 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:13:46,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:13:46,874 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:13:46,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 20:13:47,200 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-25 20:13:47,200 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-25 20:13:47,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 20:13:47,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:13:47,259 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 20:13:47,260 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:13:47,305 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 20:13:47,306 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:13:47,306 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738957303] [2021-11-25 20:13:47,306 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:13:47,306 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1716296592] [2021-11-25 20:13:47,306 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1716296592] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:13:47,307 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [98552695] [2021-11-25 20:13:47,307 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-25 20:13:47,308 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-25 20:13:47,309 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2021-11-25 20:13:47,309 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825267863] [2021-11-25 20:13:47,309 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-25 20:13:47,310 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-25 20:13:47,310 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:13:47,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-25 20:13:47,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-25 20:13:47,312 INFO L87 Difference]: Start difference. First operand 4546 states and 13477 transitions. Second operand has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 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) [2021-11-25 20:13:47,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:13:47,820 INFO L93 Difference]: Finished difference Result 4564 states and 13498 transitions. [2021-11-25 20:13:47,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 20:13:47,820 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 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 13 [2021-11-25 20:13:47,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:13:47,859 INFO L225 Difference]: With dead ends: 4564 [2021-11-25 20:13:47,860 INFO L226 Difference]: Without dead ends: 4564 [2021-11-25 20:13:47,860 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-25 20:13:47,861 INFO L933 BasicCegarLoop]: 14 mSDtfsCounter, 8 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 234 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 234 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-25 20:13:47,862 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 56 Invalid, 238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 234 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-25 20:13:47,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4564 states. [2021-11-25 20:13:48,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4564 to 4564. [2021-11-25 20:13:48,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4564 states, 4545 states have (on average 2.96985698569857) internal successors, (13498), 4563 states have internal predecessors, (13498), 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) [2021-11-25 20:13:48,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4564 states to 4564 states and 13498 transitions. [2021-11-25 20:13:48,052 INFO L78 Accepts]: Start accepts. Automaton has 4564 states and 13498 transitions. Word has length 13 [2021-11-25 20:13:48,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:13:48,052 INFO L470 AbstractCegarLoop]: Abstraction has 4564 states and 13498 transitions. [2021-11-25 20:13:48,053 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 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) [2021-11-25 20:13:48,053 INFO L276 IsEmpty]: Start isEmpty. Operand 4564 states and 13498 transitions. [2021-11-25 20:13:48,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 20:13:48,054 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:13:48,054 INFO L514 BasicCegarLoop]: trace histogram [16, 4, 4, 2, 1, 1, 1, 1, 1] [2021-11-25 20:13:48,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 20:13:48,280 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:13:48,280 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-25 20:13:48,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:13:48,281 INFO L85 PathProgramCache]: Analyzing trace with hash 1551586063, now seen corresponding path program 3 times [2021-11-25 20:13:48,281 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:13:48,281 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035048511] [2021-11-25 20:13:48,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:13:48,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:13:48,532 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:13:48,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [899980457] [2021-11-25 20:13:48,532 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-25 20:13:48,533 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:13:48,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:13:48,537 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:13:48,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 20:13:49,657 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-25 20:13:49,657 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-25 20:13:49,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 3961 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 20:13:49,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:13:49,794 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 79 proven. 10 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-25 20:13:49,794 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:13:49,942 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 79 proven. 10 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-25 20:13:49,942 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:13:49,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035048511] [2021-11-25 20:13:49,942 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:13:49,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [899980457] [2021-11-25 20:13:49,943 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [899980457] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:13:49,943 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [465772454] [2021-11-25 20:13:49,943 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-25 20:13:49,944 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-25 20:13:49,944 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-11-25 20:13:49,944 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840768142] [2021-11-25 20:13:49,944 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-25 20:13:49,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-25 20:13:49,945 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:13:49,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-25 20:13:49,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:13:49,945 INFO L87 Difference]: Start difference. First operand 4564 states and 13498 transitions. Second operand has 12 states, 12 states have (on average 1.75) internal successors, (21), 12 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) [2021-11-25 20:13:51,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:13:51,330 INFO L93 Difference]: Finished difference Result 4588 states and 13522 transitions. [2021-11-25 20:13:51,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-25 20:13:51,330 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.75) internal successors, (21), 12 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 31 [2021-11-25 20:13:51,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:13:51,351 INFO L225 Difference]: With dead ends: 4588 [2021-11-25 20:13:51,351 INFO L226 Difference]: Without dead ends: 4588 [2021-11-25 20:13:51,352 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:13:51,353 INFO L933 BasicCegarLoop]: 14 mSDtfsCounter, 0 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:13:51,353 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 56 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-25 20:13:51,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4588 states. [2021-11-25 20:13:51,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4588 to 4588. [2021-11-25 20:13:51,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4588 states, 4569 states have (on average 2.9595097395491354) internal successors, (13522), 4587 states have internal predecessors, (13522), 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) [2021-11-25 20:13:51,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4588 states to 4588 states and 13522 transitions. [2021-11-25 20:13:51,533 INFO L78 Accepts]: Start accepts. Automaton has 4588 states and 13522 transitions. Word has length 31 [2021-11-25 20:13:51,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:13:51,533 INFO L470 AbstractCegarLoop]: Abstraction has 4588 states and 13522 transitions. [2021-11-25 20:13:51,533 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.75) internal successors, (21), 12 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) [2021-11-25 20:13:51,533 INFO L276 IsEmpty]: Start isEmpty. Operand 4588 states and 13522 transitions. [2021-11-25 20:13:51,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 20:13:51,539 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:13:51,539 INFO L514 BasicCegarLoop]: trace histogram [40, 4, 4, 2, 1, 1, 1, 1, 1] [2021-11-25 20:13:51,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 20:13:51,740 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:13:51,741 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-25 20:13:51,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:13:51,741 INFO L85 PathProgramCache]: Analyzing trace with hash 942572431, now seen corresponding path program 4 times [2021-11-25 20:13:51,742 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:13:51,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067961679] [2021-11-25 20:13:51,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:13:51,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:13:52,196 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:13:52,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1410738916] [2021-11-25 20:13:52,196 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-25 20:13:52,196 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:13:52,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:13:52,202 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:13:52,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 20:13:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:13:54,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 9505 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 20:13:54,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:13:54,904 INFO L134 CoverageAnalysis]: Checked inductivity of 958 backedges. 367 proven. 55 refuted. 0 times theorem prover too weak. 536 trivial. 0 not checked. [2021-11-25 20:13:54,905 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:13:55,240 INFO L134 CoverageAnalysis]: Checked inductivity of 958 backedges. 367 proven. 55 refuted. 0 times theorem prover too weak. 536 trivial. 0 not checked. [2021-11-25 20:13:55,241 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:13:55,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067961679] [2021-11-25 20:13:55,241 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 20:13:55,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1410738916] [2021-11-25 20:13:55,241 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1410738916] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:13:55,242 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [781544203] [2021-11-25 20:13:55,242 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-25 20:13:55,243 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-25 20:13:55,244 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-11-25 20:13:55,244 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045702623] [2021-11-25 20:13:55,244 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-25 20:13:55,245 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2021-11-25 20:13:55,245 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:13:55,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-11-25 20:13:55,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=276, Invalid=276, Unknown=0, NotChecked=0, Total=552 [2021-11-25 20:13:55,246 INFO L87 Difference]: Start difference. First operand 4588 states and 13522 transitions. Second operand has 24 states, 24 states have (on average 1.375) internal successors, (33), 24 states have internal predecessors, (33), 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) [2021-11-25 20:13:56,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:13:56,809 INFO L93 Difference]: Finished difference Result 4636 states and 13570 transitions. [2021-11-25 20:13:56,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-25 20:13:56,810 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 1.375) internal successors, (33), 24 states have internal predecessors, (33), 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 55 [2021-11-25 20:13:56,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:13:56,830 INFO L225 Difference]: With dead ends: 4636 [2021-11-25 20:13:56,830 INFO L226 Difference]: Without dead ends: 4636 [2021-11-25 20:13:56,831 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=276, Invalid=276, Unknown=0, NotChecked=0, Total=552 [2021-11-25 20:13:56,832 INFO L933 BasicCegarLoop]: 14 mSDtfsCounter, 0 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 309 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 309 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-25 20:13:56,832 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 70 Invalid, 324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 309 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-25 20:13:56,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4636 states. [2021-11-25 20:13:56,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4636 to 4636. [2021-11-25 20:13:56,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4636 states, 4617 states have (on average 2.9391379683777346) internal successors, (13570), 4635 states have internal predecessors, (13570), 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) [2021-11-25 20:13:56,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4636 states to 4636 states and 13570 transitions. [2021-11-25 20:13:56,984 INFO L78 Accepts]: Start accepts. Automaton has 4636 states and 13570 transitions. Word has length 55 [2021-11-25 20:13:56,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:13:56,984 INFO L470 AbstractCegarLoop]: Abstraction has 4636 states and 13570 transitions. [2021-11-25 20:13:56,984 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 1.375) internal successors, (33), 24 states have internal predecessors, (33), 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) [2021-11-25 20:13:56,985 INFO L276 IsEmpty]: Start isEmpty. Operand 4636 states and 13570 transitions. [2021-11-25 20:13:56,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-25 20:13:56,992 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:13:56,992 INFO L514 BasicCegarLoop]: trace histogram [88, 4, 4, 2, 1, 1, 1, 1, 1] [2021-11-25 20:13:57,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-25 20:13:57,206 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:13:57,206 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-25 20:13:57,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:13:57,207 INFO L85 PathProgramCache]: Analyzing trace with hash -370957169, now seen corresponding path program 5 times [2021-11-25 20:13:57,207 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:13:57,207 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741327402] [2021-11-25 20:13:57,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:13:57,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:13:58,212 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 20:13:58,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [278410289] [2021-11-25 20:13:58,212 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-25 20:13:58,213 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:13:58,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:13:58,217 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:13:58,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a59105d-8125-4205-9e14-51e2319f7ef3/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process