./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH --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 9eb5d9094342cfaa74d8ea4903febd735be5757c093d69b0f8dbb2a26886fda6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 05:06:42,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 05:06:42,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 05:06:42,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 05:06:42,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 05:06:42,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 05:06:42,221 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 05:06:42,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 05:06:42,228 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 05:06:42,236 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 05:06:42,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 05:06:42,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 05:06:42,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 05:06:42,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 05:06:42,246 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 05:06:42,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 05:06:42,257 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 05:06:42,258 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 05:06:42,261 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 05:06:42,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 05:06:42,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 05:06:42,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 05:06:42,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 05:06:42,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 05:06:42,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 05:06:42,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 05:06:42,285 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 05:06:42,287 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 05:06:42,288 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 05:06:42,290 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 05:06:42,290 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 05:06:42,291 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 05:06:42,293 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 05:06:42,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 05:06:42,296 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 05:06:42,297 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 05:06:42,297 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 05:06:42,298 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 05:06:42,298 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 05:06:42,299 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 05:06:42,300 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 05:06:42,301 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-03 05:06:42,351 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 05:06:42,351 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 05:06:42,353 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 05:06:42,353 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 05:06:42,353 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 05:06:42,353 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 05:06:42,354 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 05:06:42,354 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 05:06:42,354 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 05:06:42,354 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 05:06:42,355 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 05:06:42,356 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 05:06:42,356 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 05:06:42,356 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 05:06:42,357 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 05:06:42,357 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 05:06:42,358 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 05:06:42,358 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 05:06:42,358 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 05:06:42,358 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 05:06:42,359 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 05:06:42,359 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 05:06:42,359 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 05:06:42,359 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 05:06:42,360 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 05:06:42,360 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 05:06:42,360 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 05:06:42,360 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 05:06:42,361 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 05:06:42,362 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 05:06:42,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 05:06:42,363 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 05:06:42,363 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 05:06:42,364 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 05:06:42,364 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 05:06:42,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 05:06:42,364 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 05:06:42,365 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 05:06:42,365 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 05:06:42,365 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_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9eb5d9094342cfaa74d8ea4903febd735be5757c093d69b0f8dbb2a26886fda6 [2021-11-03 05:06:42,675 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 05:06:42,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 05:06:42,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 05:06:42,705 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 05:06:42,706 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 05:06:42,707 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c [2021-11-03 05:06:42,779 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/data/dc6ea8bef/d89eaec340754137a88de98f3b8b593a/FLAG912e63f5d [2021-11-03 05:06:43,233 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 05:06:43,236 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c [2021-11-03 05:06:43,244 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/data/dc6ea8bef/d89eaec340754137a88de98f3b8b593a/FLAG912e63f5d [2021-11-03 05:06:43,617 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/data/dc6ea8bef/d89eaec340754137a88de98f3b8b593a [2021-11-03 05:06:43,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 05:06:43,621 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 05:06:43,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 05:06:43,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 05:06:43,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 05:06:43,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:06:43" (1/1) ... [2021-11-03 05:06:43,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63db60ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:06:43, skipping insertion in model container [2021-11-03 05:06:43,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:06:43" (1/1) ... [2021-11-03 05:06:43,639 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 05:06:43,678 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 05:06:43,847 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c[2599,2612] [2021-11-03 05:06:43,856 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 05:06:43,866 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-03 05:06:43,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4ce1fb3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:06:43, skipping insertion in model container [2021-11-03 05:06:43,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 05:06:43,867 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 05:06:43,869 INFO L168 Benchmark]: Toolchain (without parser) took 247.48 ms. Allocated memory is still 92.3 MB. Free memory was 56.3 MB in the beginning and 68.6 MB in the end (delta: -12.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-03 05:06:43,870 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 92.3 MB. Free memory was 72.6 MB in the beginning and 72.5 MB in the end (delta: 42.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 05:06:43,871 INFO L168 Benchmark]: CACSL2BoogieTranslator took 243.80 ms. Allocated memory is still 92.3 MB. Free memory was 56.1 MB in the beginning and 68.6 MB in the end (delta: -12.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-03 05:06:43,873 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 92.3 MB. Free memory was 72.6 MB in the beginning and 72.5 MB in the end (delta: 42.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 243.80 ms. Allocated memory is still 92.3 MB. Free memory was 56.1 MB in the beginning and 68.6 MB in the end (delta: -12.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 106]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH --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 9eb5d9094342cfaa74d8ea4903febd735be5757c093d69b0f8dbb2a26886fda6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 05:06:46,199 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 05:06:46,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 05:06:46,240 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 05:06:46,241 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 05:06:46,242 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 05:06:46,244 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 05:06:46,246 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 05:06:46,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 05:06:46,250 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 05:06:46,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 05:06:46,252 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 05:06:46,253 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 05:06:46,255 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 05:06:46,256 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 05:06:46,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 05:06:46,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 05:06:46,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 05:06:46,263 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 05:06:46,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 05:06:46,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 05:06:46,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 05:06:46,278 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 05:06:46,280 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 05:06:46,286 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 05:06:46,287 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 05:06:46,287 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 05:06:46,294 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 05:06:46,297 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 05:06:46,299 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 05:06:46,299 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 05:06:46,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 05:06:46,302 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 05:06:46,303 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 05:06:46,305 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 05:06:46,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 05:06:46,307 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 05:06:46,307 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 05:06:46,308 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 05:06:46,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 05:06:46,310 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 05:06:46,315 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-03 05:06:46,357 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 05:06:46,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 05:06:46,358 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 05:06:46,359 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 05:06:46,359 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 05:06:46,359 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 05:06:46,359 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 05:06:46,360 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 05:06:46,360 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 05:06:46,361 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 05:06:46,362 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 05:06:46,363 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 05:06:46,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 05:06:46,363 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 05:06:46,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 05:06:46,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 05:06:46,364 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 05:06:46,364 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 05:06:46,364 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 05:06:46,364 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 05:06:46,365 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 05:06:46,365 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 05:06:46,365 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 05:06:46,365 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 05:06:46,366 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 05:06:46,366 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 05:06:46,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 05:06:46,366 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 05:06:46,367 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 05:06:46,367 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 05:06:46,367 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 05:06:46,367 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 05:06:46,367 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 05:06:46,368 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 05:06:46,368 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 05:06:46,368 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9eb5d9094342cfaa74d8ea4903febd735be5757c093d69b0f8dbb2a26886fda6 [2021-11-03 05:06:46,807 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 05:06:46,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 05:06:46,834 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 05:06:46,835 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 05:06:46,836 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 05:06:46,837 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c [2021-11-03 05:06:46,912 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/data/06229ef39/8be156c897ce473a8cd7ac19123cedf1/FLAG8446be08f [2021-11-03 05:06:47,503 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 05:06:47,503 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c [2021-11-03 05:06:47,513 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/data/06229ef39/8be156c897ce473a8cd7ac19123cedf1/FLAG8446be08f [2021-11-03 05:06:47,848 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/data/06229ef39/8be156c897ce473a8cd7ac19123cedf1 [2021-11-03 05:06:47,851 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 05:06:47,852 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 05:06:47,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 05:06:47,854 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 05:06:47,867 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 05:06:47,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:06:47" (1/1) ... [2021-11-03 05:06:47,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4151b177 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:06:47, skipping insertion in model container [2021-11-03 05:06:47,869 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:06:47" (1/1) ... [2021-11-03 05:06:47,877 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 05:06:47,907 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 05:06:48,061 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c[2599,2612] [2021-11-03 05:06:48,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 05:06:48,099 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-03 05:06:48,136 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 05:06:48,155 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c[2599,2612] [2021-11-03 05:06:48,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 05:06:48,201 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 05:06:48,224 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c[2599,2612] [2021-11-03 05:06:48,229 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 05:06:48,245 INFO L208 MainTranslator]: Completed translation [2021-11-03 05:06:48,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:06:48 WrapperNode [2021-11-03 05:06:48,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 05:06:48,247 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 05:06:48,247 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 05:06:48,247 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 05:06:48,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:06:48" (1/1) ... [2021-11-03 05:06:48,266 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:06:48" (1/1) ... [2021-11-03 05:06:48,298 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 05:06:48,299 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 05:06:48,299 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 05:06:48,299 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 05:06:48,308 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:06:48" (1/1) ... [2021-11-03 05:06:48,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:06:48" (1/1) ... [2021-11-03 05:06:48,313 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:06:48" (1/1) ... [2021-11-03 05:06:48,314 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:06:48" (1/1) ... [2021-11-03 05:06:48,326 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:06:48" (1/1) ... [2021-11-03 05:06:48,332 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:06:48" (1/1) ... [2021-11-03 05:06:48,335 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:06:48" (1/1) ... [2021-11-03 05:06:48,352 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 05:06:48,353 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 05:06:48,353 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 05:06:48,353 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 05:06:48,354 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:06:48" (1/1) ... [2021-11-03 05:06:48,361 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 05:06:48,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 05:06:48,398 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 05:06:48,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 05:06:48,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-03 05:06:48,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 05:06:48,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-03 05:06:48,460 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-03 05:06:48,460 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-03 05:06:48,461 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-03 05:06:48,461 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-03 05:06:48,461 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-03 05:06:48,461 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-03 05:06:48,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-03 05:06:48,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-03 05:06:48,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-03 05:06:48,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 05:06:48,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 05:06:48,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-03 05:06:48,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-03 05:06:48,465 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-03 05:06:50,598 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 05:06:50,598 INFO L299 CfgBuilder]: Removed 61 assume(true) statements. [2021-11-03 05:06:50,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 05:06:50 BoogieIcfgContainer [2021-11-03 05:06:50,600 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 05:06:50,602 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 05:06:50,602 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 05:06:50,605 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 05:06:50,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 05:06:47" (1/3) ... [2021-11-03 05:06:50,606 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a941a4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 05:06:50, skipping insertion in model container [2021-11-03 05:06:50,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:06:48" (2/3) ... [2021-11-03 05:06:50,606 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a941a4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 05:06:50, skipping insertion in model container [2021-11-03 05:06:50,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 05:06:50" (3/3) ... [2021-11-03 05:06:50,608 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-more-array-sum2.wvr.c [2021-11-03 05:06:50,613 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-03 05:06:50,613 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 05:06:50,613 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-03 05:06:50,613 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-03 05:06:50,647 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,647 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,647 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,647 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,648 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,648 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,648 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,648 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,648 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,649 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,649 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,649 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,649 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,649 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,649 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,650 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,650 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,650 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,650 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,650 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,650 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,651 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,651 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,651 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,651 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,651 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,652 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,652 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,652 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,652 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,652 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,652 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,653 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,653 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,653 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,653 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,654 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,654 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,654 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,654 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,654 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,654 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,655 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,655 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,655 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,655 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,656 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,656 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,656 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,656 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,656 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,656 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,657 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,657 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,657 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,657 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,657 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,658 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,658 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,658 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,658 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,658 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,658 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,658 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,659 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,659 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,659 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,659 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,660 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,660 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,660 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,660 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,660 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,660 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,660 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,661 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,661 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,661 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,661 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,662 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,662 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,662 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,662 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,662 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,663 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,663 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,663 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,663 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,663 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,664 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,664 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,664 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,664 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,664 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,665 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,665 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,665 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,665 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,665 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,665 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,666 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,666 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,666 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,666 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,666 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,666 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,667 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,667 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,667 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,667 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,667 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,668 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,668 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,668 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,668 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,668 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,668 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,668 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,669 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,669 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,669 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,669 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,670 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,670 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,670 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,670 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,670 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,670 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,671 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,671 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,671 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,671 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,674 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,674 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,674 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,674 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,675 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,675 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,675 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,675 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,675 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,676 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,676 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,676 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,676 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,676 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,676 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,679 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,679 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,679 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,679 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,679 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,680 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,680 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,680 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,680 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,680 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,680 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,681 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,681 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,681 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,681 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,683 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,683 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,684 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,684 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,684 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,684 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,684 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,685 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,685 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,685 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,685 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,685 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,685 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,686 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,686 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-03 05:06:50,692 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-11-03 05:06:50,735 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 05:06:50,741 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 [2021-11-03 05:06:50,741 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-03 05:06:50,758 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-03 05:06:50,769 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 163 places, 169 transitions, 362 flow [2021-11-03 05:06:50,772 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 163 places, 169 transitions, 362 flow [2021-11-03 05:06:50,774 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 163 places, 169 transitions, 362 flow [2021-11-03 05:06:50,851 INFO L129 PetriNetUnfolder]: 16/166 cut-off events. [2021-11-03 05:06:50,851 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-11-03 05:06:50,856 INFO L84 FinitePrefix]: Finished finitePrefix Result has 179 conditions, 166 events. 16/166 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 103 event pairs, 0 based on Foata normal form. 0/149 useless extension candidates. Maximal degree in co-relation 131. Up to 2 conditions per place. [2021-11-03 05:06:50,860 INFO L116 LiptonReduction]: Number of co-enabled transitions 1320 [2021-11-03 05:07:15,831 INFO L131 LiptonReduction]: Checked pairs total: 1452 [2021-11-03 05:07:15,831 INFO L133 LiptonReduction]: Total number of compositions: 167 [2021-11-03 05:07:15,841 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 35 places, 30 transitions, 84 flow [2021-11-03 05:07:15,875 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 108 states, 107 states have (on average 3.074766355140187) internal successors, (329), 107 states have internal predecessors, (329), 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) [2021-11-03 05:07:15,879 INFO L276 IsEmpty]: Start isEmpty. Operand has 108 states, 107 states have (on average 3.074766355140187) internal successors, (329), 107 states have internal predecessors, (329), 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) [2021-11-03 05:07:15,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-03 05:07:15,901 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 05:07:15,902 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 05:07:15,903 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-03 05:07:15,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 05:07:15,909 INFO L85 PathProgramCache]: Analyzing trace with hash -414620091, now seen corresponding path program 1 times [2021-11-03 05:07:15,924 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 05:07:15,925 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2043156358] [2021-11-03 05:07:15,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 05:07:15,926 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 05:07:15,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 05:07:15,932 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 05:07:15,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-03 05:07:16,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:07:16,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-03 05:07:16,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 05:07:16,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 05:07:16,330 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 05:07:16,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 05:07:16,451 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 05:07:16,451 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2043156358] [2021-11-03 05:07:16,452 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2043156358] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 05:07:16,452 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 05:07:16,452 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-03 05:07:16,454 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645763593] [2021-11-03 05:07:16,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 05:07:16,459 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 05:07:16,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 05:07:16,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-03 05:07:16,474 INFO L87 Difference]: Start difference. First operand has 108 states, 107 states have (on average 3.074766355140187) internal successors, (329), 107 states have internal predecessors, (329), 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 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2021-11-03 05:07:16,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 05:07:16,491 INFO L93 Difference]: Finished difference Result 3 states and 4 transitions. [2021-11-03 05:07:16,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-03 05:07:16,494 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2021-11-03 05:07:16,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 05:07:16,499 INFO L225 Difference]: With dead ends: 3 [2021-11-03 05:07:16,499 INFO L226 Difference]: Without dead ends: 0 [2021-11-03 05:07:16,500 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-03 05:07:16,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-03 05:07:16,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-03 05:07:16,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2021-11-03 05:07:16,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-03 05:07:16,522 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2021-11-03 05:07:16,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 05:07:16,523 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-03 05:07:16,523 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2021-11-03 05:07:16,523 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-03 05:07:16,523 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-03 05:07:16,525 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 05:07:16,526 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-11-03 05:07:16,526 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-11-03 05:07:16,527 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION [2021-11-03 05:07:16,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-03 05:07:16,737 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 05:07:16,740 INFO L731 BasicCegarLoop]: Path program histogram: [1] [2021-11-03 05:07:16,742 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-03 05:07:16,742 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-03 05:07:16,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 05:07:16 BasicIcfg [2021-11-03 05:07:16,745 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-03 05:07:16,746 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-03 05:07:16,746 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-03 05:07:16,746 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-03 05:07:16,747 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 05:06:50" (3/4) ... [2021-11-03 05:07:16,749 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-03 05:07:16,755 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2021-11-03 05:07:16,755 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2021-11-03 05:07:16,755 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2021-11-03 05:07:16,763 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2021-11-03 05:07:16,763 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-03 05:07:16,764 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-03 05:07:16,764 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-03 05:07:16,827 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/witness.graphml [2021-11-03 05:07:16,827 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-03 05:07:16,829 INFO L168 Benchmark]: Toolchain (without parser) took 28976.09 ms. Allocated memory was 69.2 MB in the beginning and 117.4 MB in the end (delta: 48.2 MB). Free memory was 51.1 MB in the beginning and 35.0 MB in the end (delta: 16.0 MB). Peak memory consumption was 63.4 MB. Max. memory is 16.1 GB. [2021-11-03 05:07:16,829 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 69.2 MB. Free memory is still 50.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 05:07:16,830 INFO L168 Benchmark]: CACSL2BoogieTranslator took 392.66 ms. Allocated memory is still 69.2 MB. Free memory was 50.9 MB in the beginning and 49.9 MB in the end (delta: 1.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-03 05:07:16,830 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.58 ms. Allocated memory is still 69.2 MB. Free memory was 49.7 MB in the beginning and 47.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-03 05:07:16,831 INFO L168 Benchmark]: Boogie Preprocessor took 53.23 ms. Allocated memory is still 69.2 MB. Free memory was 47.2 MB in the beginning and 45.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-03 05:07:16,831 INFO L168 Benchmark]: RCFGBuilder took 2247.38 ms. Allocated memory was 69.2 MB in the beginning and 96.5 MB in the end (delta: 27.3 MB). Free memory was 45.1 MB in the beginning and 65.1 MB in the end (delta: -19.9 MB). Peak memory consumption was 34.2 MB. Max. memory is 16.1 GB. [2021-11-03 05:07:16,832 INFO L168 Benchmark]: TraceAbstraction took 26143.21 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 65.1 MB in the beginning and 38.9 MB in the end (delta: 26.2 MB). Peak memory consumption was 47.4 MB. Max. memory is 16.1 GB. [2021-11-03 05:07:16,833 INFO L168 Benchmark]: Witness Printer took 81.68 ms. Allocated memory is still 117.4 MB. Free memory was 38.9 MB in the beginning and 35.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-03 05:07:16,835 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 69.2 MB. Free memory is still 50.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 392.66 ms. Allocated memory is still 69.2 MB. Free memory was 50.9 MB in the beginning and 49.9 MB in the end (delta: 1.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 51.58 ms. Allocated memory is still 69.2 MB. Free memory was 49.7 MB in the beginning and 47.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 53.23 ms. Allocated memory is still 69.2 MB. Free memory was 47.2 MB in the beginning and 45.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2247.38 ms. Allocated memory was 69.2 MB in the beginning and 96.5 MB in the end (delta: 27.3 MB). Free memory was 45.1 MB in the beginning and 65.1 MB in the end (delta: -19.9 MB). Peak memory consumption was 34.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 26143.21 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 65.1 MB in the beginning and 38.9 MB in the end (delta: 26.2 MB). Peak memory consumption was 47.4 MB. Max. memory is 16.1 GB. * Witness Printer took 81.68 ms. Allocated memory is still 117.4 MB. Free memory was 38.9 MB in the beginning and 35.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 25.0s, 163 PlacesBefore, 35 PlacesAfterwards, 169 TransitionsBefore, 30 TransitionsAfterwards, 1320 CoEnabledTransitionPairs, 7 FixpointIterations, 103 TrivialSequentialCompositions, 27 ConcurrentSequentialCompositions, 20 TrivialYvCompositions, 6 ConcurrentYvCompositions, 11 ChoiceCompositions, 167 TotalNumberOfCompositions, 1452 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1326, positive: 1299, positive conditional: 0, positive unconditional: 1299, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 867, positive: 859, positive conditional: 0, positive unconditional: 859, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 867, positive: 859, positive conditional: 0, positive unconditional: 859, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 8, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1002, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1002, negative conditional: 0, negative unconditional: 1002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1326, positive: 440, positive conditional: 0, positive unconditional: 440, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 867, unknown conditional: 0, unknown unconditional: 867] , Statistics on independence cache: Total cache size (in pairs): 60, Positive cache size: 58, Positive conditional cache size: 0, Positive unconditional cache size: 58, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 97]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 184 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 26.0s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 25.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 3 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=108occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 40 ConstructedInterpolants, 0 QuantifiedInterpolants, 56 SizeOfPredicates, 9 NumberOfNonLiveVariables, 109 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-11-03 05:07:16,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db88d7d1-491c-4c0a-935b-1662177b3288/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE