./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_877b1983-7bc8-4a8b-b34b-c07df2706a2e/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_877b1983-7bc8-4a8b-b34b-c07df2706a2e/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_877b1983-7bc8-4a8b-b34b-c07df2706a2e/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_877b1983-7bc8-4a8b-b34b-c07df2706a2e/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_877b1983-7bc8-4a8b-b34b-c07df2706a2e/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_877b1983-7bc8-4a8b-b34b-c07df2706a2e/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dfe9cedb3fb732c747a1ef802da6fccda86efe7de6f5d2fc74063f23f28dc4dd --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:16:31,342 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:16:31,344 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:16:31,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:16:31,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:16:31,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:16:31,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:16:31,382 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:16:31,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:16:31,385 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:16:31,386 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:16:31,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:16:31,388 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:16:31,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:16:31,391 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:16:31,393 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:16:31,394 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:16:31,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:16:31,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:16:31,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:16:31,402 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:16:31,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:16:31,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:16:31,406 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:16:31,409 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:16:31,410 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:16:31,410 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:16:31,412 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:16:31,412 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:16:31,414 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:16:31,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:16:31,415 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:16:31,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:16:31,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:16:31,418 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:16:31,418 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:16:31,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:16:31,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:16:31,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:16:31,420 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:16:31,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:16:31,422 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_877b1983-7bc8-4a8b-b34b-c07df2706a2e/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 07:16:31,446 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:16:31,451 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:16:31,452 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:16:31,452 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:16:31,452 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:16:31,453 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:16:31,453 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:16:31,453 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:16:31,456 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:16:31,457 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:16:31,457 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:16:31,457 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:16:31,457 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:16:31,458 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:16:31,458 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:16:31,458 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 07:16:31,458 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:16:31,459 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:16:31,459 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:16:31,459 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:16:31,459 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:16:31,460 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:16:31,461 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:16:31,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:16:31,461 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:16:31,462 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:16:31,462 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:16:31,462 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:16:31,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:16:31,464 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:16:31,465 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_877b1983-7bc8-4a8b-b34b-c07df2706a2e/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_877b1983-7bc8-4a8b-b34b-c07df2706a2e/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dfe9cedb3fb732c747a1ef802da6fccda86efe7de6f5d2fc74063f23f28dc4dd [2021-11-25 07:16:31,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:16:31,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:16:31,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:16:31,771 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:16:31,773 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:16:31,775 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_877b1983-7bc8-4a8b-b34b-c07df2706a2e/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-2.i [2021-11-25 07:16:31,876 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_877b1983-7bc8-4a8b-b34b-c07df2706a2e/bin/ukojak-d1pc8ZmBRL/data/261ae4473/63276caba3ac47f28e7461894be320ab/FLAG178ea93a9 [2021-11-25 07:16:32,458 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:16:32,459 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_877b1983-7bc8-4a8b-b34b-c07df2706a2e/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-2.i [2021-11-25 07:16:32,485 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_877b1983-7bc8-4a8b-b34b-c07df2706a2e/bin/ukojak-d1pc8ZmBRL/data/261ae4473/63276caba3ac47f28e7461894be320ab/FLAG178ea93a9 [2021-11-25 07:16:32,701 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_877b1983-7bc8-4a8b-b34b-c07df2706a2e/bin/ukojak-d1pc8ZmBRL/data/261ae4473/63276caba3ac47f28e7461894be320ab [2021-11-25 07:16:32,703 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:16:32,705 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:16:32,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:16:32,708 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:16:32,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:16:32,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:16:32" (1/1) ... [2021-11-25 07:16:32,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f9f74a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:32, skipping insertion in model container [2021-11-25 07:16:32,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:16:32" (1/1) ... [2021-11-25 07:16:32,721 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:16:32,799 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:16:33,272 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_877b1983-7bc8-4a8b-b34b-c07df2706a2e/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-2.i[33021,33034] [2021-11-25 07:16:33,442 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_877b1983-7bc8-4a8b-b34b-c07df2706a2e/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-2.i[45234,45247] [2021-11-25 07:16:33,476 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:16:33,486 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:16:33,536 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_877b1983-7bc8-4a8b-b34b-c07df2706a2e/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-2.i[33021,33034] [2021-11-25 07:16:33,614 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_877b1983-7bc8-4a8b-b34b-c07df2706a2e/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-2.i[45234,45247] [2021-11-25 07:16:33,628 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:16:33,677 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:16:33,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:33 WrapperNode [2021-11-25 07:16:33,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:16:33,680 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:16:33,680 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:16:33,680 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:16:33,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:33" (1/1) ... [2021-11-25 07:16:33,748 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:33" (1/1) ... [2021-11-25 07:16:33,830 INFO L137 Inliner]: procedures = 177, calls = 348, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1157 [2021-11-25 07:16:33,830 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:16:33,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:16:33,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:16:33,831 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:16:33,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:33" (1/1) ... [2021-11-25 07:16:33,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:33" (1/1) ... [2021-11-25 07:16:33,848 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:33" (1/1) ... [2021-11-25 07:16:33,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:33" (1/1) ... [2021-11-25 07:16:33,974 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:33" (1/1) ... [2021-11-25 07:16:33,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:33" (1/1) ... [2021-11-25 07:16:34,002 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:33" (1/1) ... [2021-11-25 07:16:34,027 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:16:34,028 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:16:34,028 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:16:34,028 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:16:34,031 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:33" (1/1) ... [2021-11-25 07:16:34,039 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:16:34,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_877b1983-7bc8-4a8b-b34b-c07df2706a2e/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:16:34,066 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_877b1983-7bc8-4a8b-b34b-c07df2706a2e/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:16:34,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_877b1983-7bc8-4a8b-b34b-c07df2706a2e/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:16:34,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:16:34,120 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 07:16:34,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 07:16:34,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:16:34,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 07:16:34,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 07:16:34,121 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2021-11-25 07:16:34,121 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2021-11-25 07:16:34,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 07:16:34,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:16:34,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 07:16:34,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:16:34,123 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 07:16:34,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 07:16:34,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:16:34,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:16:34,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:16:34,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:16:34,449 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:16:34,451 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:16:35,556 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:16:35,969 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:16:35,969 INFO L301 CfgBuilder]: Removed 71 assume(true) statements. [2021-11-25 07:16:35,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:16:35 BoogieIcfgContainer [2021-11-25 07:16:35,972 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:16:35,973 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:16:35,973 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:16:35,983 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:16:35,984 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:16:35" (1/1) ... [2021-11-25 07:16:35,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:16:36,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:36,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 172 states and 293 transitions. [2021-11-25 07:16:36,070 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 293 transitions. [2021-11-25 07:16:36,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:16:36,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:36,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:36,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:36,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 07:16:36,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:36,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 07:16:36,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 07:16:36,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 07:16:36,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:36,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:36,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 175 states and 298 transitions. [2021-11-25 07:16:36,534 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 298 transitions. [2021-11-25 07:16:36,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 07:16:36,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:36,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:36,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 07:16:36,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:36,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 07:16:36,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 07:16:36,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 07:16:36,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:36,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:36,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 176 states and 299 transitions. [2021-11-25 07:16:36,750 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 299 transitions. [2021-11-25 07:16:36,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:16:36,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:36,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:36,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:36,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:16:36,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:36,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:36,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:36,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 176 states and 297 transitions. [2021-11-25 07:16:36,912 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 297 transitions. [2021-11-25 07:16:36,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:16:36,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:36,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:36,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:37,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:37,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:37,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 176 states and 292 transitions. [2021-11-25 07:16:37,116 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 292 transitions. [2021-11-25 07:16:37,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 07:16:37,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:37,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:37,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:37,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:16:37,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:37,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:37,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:37,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 176 states and 288 transitions. [2021-11-25 07:16:37,249 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 288 transitions. [2021-11-25 07:16:37,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 07:16:37,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:37,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:37,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:37,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:16:37,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:37,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:37,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:37,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 176 states and 282 transitions. [2021-11-25 07:16:37,424 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 282 transitions. [2021-11-25 07:16:37,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:16:37,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:37,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:37,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:37,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:16:37,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:37,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:37,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:37,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 176 states and 274 transitions. [2021-11-25 07:16:37,650 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 274 transitions. [2021-11-25 07:16:37,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:16:37,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:37,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:38,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:38,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 1584 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:16:38,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:38,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:38,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:38,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 205 states and 313 transitions. [2021-11-25 07:16:38,769 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 313 transitions. [2021-11-25 07:16:38,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 07:16:38,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:38,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:39,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:39,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 1585 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:16:39,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:39,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:40,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:40,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 235 states and 354 transitions. [2021-11-25 07:16:40,227 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 354 transitions. [2021-11-25 07:16:40,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 07:16:40,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:40,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:40,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:40,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:16:40,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:40,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:40,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:40,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 235 states and 352 transitions. [2021-11-25 07:16:40,413 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 352 transitions. [2021-11-25 07:16:40,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:16:40,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:40,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:40,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:40,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 1598 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:16:40,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:40,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:40,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:40,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 235 states and 350 transitions. [2021-11-25 07:16:40,975 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 350 transitions. [2021-11-25 07:16:40,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 07:16:40,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:40,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:41,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:41,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 1627 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:16:41,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:41,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:41,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:41,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 235 states and 348 transitions. [2021-11-25 07:16:41,646 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 348 transitions. [2021-11-25 07:16:41,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 07:16:41,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:41,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:42,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:42,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 1599 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:16:42,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:42,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:16:42,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:42,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 238 states and 350 transitions. [2021-11-25 07:16:42,271 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 350 transitions. [2021-11-25 07:16:42,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 07:16:42,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:42,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:42,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:42,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 1600 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:16:42,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:42,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:16:42,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:42,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 241 states and 352 transitions. [2021-11-25 07:16:42,901 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 352 transitions. [2021-11-25 07:16:42,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:16:42,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:42,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:43,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:43,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 1604 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:16:43,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:43,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:44,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:44,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 255 states and 370 transitions. [2021-11-25 07:16:44,337 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 370 transitions. [2021-11-25 07:16:44,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:16:44,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:44,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:44,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:44,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 721 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:16:44,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:44,654 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:16:44,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:44,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 267 states and 385 transitions. [2021-11-25 07:16:44,699 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 385 transitions. [2021-11-25 07:16:44,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 07:16:44,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:44,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:44,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:44,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:16:44,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:45,024 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:16:45,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:45,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 279 states and 400 transitions. [2021-11-25 07:16:45,126 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 400 transitions. [2021-11-25 07:16:45,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:16:45,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:45,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:45,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:45,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 1619 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:16:45,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:45,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:16:45,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:45,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 282 states and 402 transitions. [2021-11-25 07:16:45,721 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 402 transitions. [2021-11-25 07:16:45,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:16:45,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:45,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:46,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:46,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:16:46,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:46,770 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:47,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:47,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 284 states and 406 transitions. [2021-11-25 07:16:47,378 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 406 transitions. [2021-11-25 07:16:47,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:16:47,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:47,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:47,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:47,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 07:16:47,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:48,099 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:16:48,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:48,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 284 states and 406 transitions. [2021-11-25 07:16:48,441 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 406 transitions. [2021-11-25 07:16:48,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:16:48,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:48,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:49,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:49,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 07:16:49,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:49,382 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:16:49,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:49,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 284 states and 406 transitions. [2021-11-25 07:16:49,703 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 406 transitions. [2021-11-25 07:16:49,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:16:49,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:49,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:51,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:51,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:16:51,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:52,033 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:16:52,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:52,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 286 states and 409 transitions. [2021-11-25 07:16:52,484 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 409 transitions. [2021-11-25 07:16:52,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 07:16:52,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:52,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:59,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:59,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 801 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:16:59,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:16:59,798 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:17:00,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:00,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 286 states and 409 transitions. [2021-11-25 07:17:00,361 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 409 transitions. [2021-11-25 07:17:00,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 07:17:00,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:00,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:07,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:07,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 801 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 07:17:07,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:17:08,323 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:17:09,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:09,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 288 states and 414 transitions. [2021-11-25 07:17:09,315 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 414 transitions. [2021-11-25 07:17:09,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:17:09,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:09,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:11,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:11,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 831 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 07:17:11,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:17:11,516 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:17:12,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:12,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 288 states and 414 transitions. [2021-11-25 07:17:12,131 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 414 transitions. [2021-11-25 07:17:12,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:17:12,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:12,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:13,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:13,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 831 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:17:13,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:17:13,896 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:17:14,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:14,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 288 states and 414 transitions. [2021-11-25 07:17:14,363 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 414 transitions. [2021-11-25 07:17:14,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:17:14,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:14,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:15,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:15,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 831 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 07:17:15,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:17:15,339 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:17:15,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:15,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 288 states and 414 transitions. [2021-11-25 07:17:15,347 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 414 transitions. [2021-11-25 07:17:15,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:17:15,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:15,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:15,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:15,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 831 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 07:17:15,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:17:16,198 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:17:16,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:16,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 290 states and 417 transitions. [2021-11-25 07:17:16,871 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 417 transitions. [2021-11-25 07:17:16,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:17:16,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:16,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:17,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:17,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 861 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:17:17,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:17:17,828 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:17:19,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:19,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 289 states and 420 transitions. [2021-11-25 07:17:19,895 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 420 transitions. [2021-11-25 07:17:19,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:17:19,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:19,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:20,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:20,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-25 07:17:20,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:17:21,201 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 7 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:17:22,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:22,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 289 states and 420 transitions. [2021-11-25 07:17:22,227 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 420 transitions. [2021-11-25 07:17:22,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:17:22,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:22,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:22,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:22,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 07:17:22,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:17:23,323 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:17:24,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:24,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 291 states and 423 transitions. [2021-11-25 07:17:24,998 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 423 transitions. [2021-11-25 07:17:24,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:17:24,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:25,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:26,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:26,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 921 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 07:17:26,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:17:27,284 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 9 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:17:28,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:28,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 291 states and 423 transitions. [2021-11-25 07:17:28,468 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 423 transitions. [2021-11-25 07:17:28,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:17:28,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:28,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:29,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:29,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 921 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-25 07:17:29,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:17:30,414 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 51 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 07:17:32,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:32,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 293 states and 432 transitions. [2021-11-25 07:17:32,503 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 432 transitions. [2021-11-25 07:17:32,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:17:32,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:32,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:34,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:34,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 951 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 07:17:34,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:17:35,191 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 9 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:17:36,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:36,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 293 states and 432 transitions. [2021-11-25 07:17:36,344 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 432 transitions. [2021-11-25 07:17:36,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:17:36,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:36,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:41,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:41,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 951 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 07:17:41,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:17:42,398 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:17:43,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:43,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 293 states and 432 transitions. [2021-11-25 07:17:43,919 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 432 transitions. [2021-11-25 07:17:43,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:17:43,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:43,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:46,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:46,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 951 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 07:17:46,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:17:47,084 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 9 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:17:48,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:48,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 293 states and 432 transitions. [2021-11-25 07:17:48,309 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 432 transitions. [2021-11-25 07:17:48,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:17:48,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:48,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:49,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:49,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 951 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-25 07:17:49,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:17:49,253 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 66 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 07:17:51,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:51,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 295 states and 432 transitions. [2021-11-25 07:17:51,728 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 432 transitions. [2021-11-25 07:17:51,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:17:51,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:51,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:53,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:54,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 981 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-25 07:17:54,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:17:54,885 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 83 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 07:17:58,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:58,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 297 states and 444 transitions. [2021-11-25 07:17:58,254 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 444 transitions. [2021-11-25 07:17:58,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 07:17:58,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:58,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:58,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:58,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 1011 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 07:17:58,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:18:00,860 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 102 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 07:18:06,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:06,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 299 states and 446 transitions. [2021-11-25 07:18:06,291 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 446 transitions. [2021-11-25 07:18:06,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 07:18:06,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:06,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:07,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:07,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 1041 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 07:18:07,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:18:08,915 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 12 proven. 210 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 07:18:11,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:11,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 299 states and 446 transitions. [2021-11-25 07:18:11,446 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 446 transitions. [2021-11-25 07:18:11,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 07:18:11,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:11,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:21,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 07:18:21,822 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-25 07:18:21,825 INFO L158 Benchmark]: Toolchain (without parser) took 109119.65ms. Allocated memory was 96.5MB in the beginning and 440.4MB in the end (delta: 343.9MB). Free memory was 60.0MB in the beginning and 305.1MB in the end (delta: -245.2MB). Peak memory consumption was 100.2MB. Max. memory is 16.1GB. [2021-11-25 07:18:21,826 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 96.5MB. Free memory was 67.9MB in the beginning and 67.9MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:18:21,826 INFO L158 Benchmark]: CACSL2BoogieTranslator took 970.82ms. Allocated memory is still 96.5MB. Free memory was 59.7MB in the beginning and 47.3MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 07:18:21,827 INFO L158 Benchmark]: Boogie Procedure Inliner took 150.85ms. Allocated memory is still 96.5MB. Free memory was 47.3MB in the beginning and 40.0MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 07:18:21,827 INFO L158 Benchmark]: Boogie Preprocessor took 196.40ms. Allocated memory was 96.5MB in the beginning and 136.3MB in the end (delta: 39.8MB). Free memory was 40.0MB in the beginning and 104.1MB in the end (delta: -64.1MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2021-11-25 07:18:21,828 INFO L158 Benchmark]: RCFGBuilder took 1944.16ms. Allocated memory is still 136.3MB. Free memory was 104.1MB in the beginning and 63.4MB in the end (delta: 40.7MB). Peak memory consumption was 63.6MB. Max. memory is 16.1GB. [2021-11-25 07:18:21,829 INFO L158 Benchmark]: CodeCheck took 105850.57ms. Allocated memory was 136.3MB in the beginning and 440.4MB in the end (delta: 304.1MB). Free memory was 63.4MB in the beginning and 305.1MB in the end (delta: -241.7MB). Peak memory consumption was 63.3MB. Max. memory is 16.1GB. [2021-11-25 07:18:21,832 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 96.5MB. Free memory was 67.9MB in the beginning and 67.9MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 970.82ms. Allocated memory is still 96.5MB. Free memory was 59.7MB in the beginning and 47.3MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 150.85ms. Allocated memory is still 96.5MB. Free memory was 47.3MB in the beginning and 40.0MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 196.40ms. Allocated memory was 96.5MB in the beginning and 136.3MB in the end (delta: 39.8MB). Free memory was 40.0MB in the beginning and 104.1MB in the end (delta: -64.1MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1944.16ms. Allocated memory is still 136.3MB. Free memory was 104.1MB in the beginning and 63.4MB in the end (delta: 40.7MB). Peak memory consumption was 63.6MB. Max. memory is 16.1GB. * CodeCheck took 105850.57ms. Allocated memory was 136.3MB in the beginning and 440.4MB in the end (delta: 304.1MB). Free memory was 63.4MB in the beginning and 305.1MB in the end (delta: -241.7MB). Peak memory consumption was 63.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 07:18:21,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_877b1983-7bc8-4a8b-b34b-c07df2706a2e/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_877b1983-7bc8-4a8b-b34b-c07df2706a2e/bin/ukojak-d1pc8ZmBRL/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown