./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.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_9efcb48e-6082-4f2d-b532-1348929bc047/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efcb48e-6082-4f2d-b532-1348929bc047/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_9efcb48e-6082-4f2d-b532-1348929bc047/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efcb48e-6082-4f2d-b532-1348929bc047/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efcb48e-6082-4f2d-b532-1348929bc047/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_9efcb48e-6082-4f2d-b532-1348929bc047/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 713ae5dee39d08db1e818ebc31454a222c136fde7aad4a26405d3060cfa0eeea --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:59:31,761 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:59:31,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:59:31,796 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:59:31,797 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:59:31,801 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:59:31,804 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:59:31,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:59:31,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:59:31,818 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:59:31,819 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:59:31,821 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:59:31,821 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:59:31,824 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:59:31,827 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:59:31,830 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:59:31,832 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:59:31,833 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:59:31,837 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:59:31,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:59:31,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:59:31,849 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:59:31,853 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:59:31,854 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:59:31,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:59:31,865 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:59:31,865 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:59:31,867 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:59:31,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:59:31,870 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:59:31,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:59:31,872 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:59:31,874 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:59:31,875 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:59:31,877 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:59:31,877 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:59:31,878 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:59:31,878 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:59:31,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:59:31,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:59:31,880 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:59:31,881 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efcb48e-6082-4f2d-b532-1348929bc047/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 07:59:31,927 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:59:31,928 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:59:31,929 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:59:31,929 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:59:31,930 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:59:31,930 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:59:31,931 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:59:31,931 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:59:31,938 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:59:31,938 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:59:31,939 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:59:31,939 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:59:31,940 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:59:31,940 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:59:31,940 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:59:31,940 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 07:59:31,940 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:59:31,941 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:59:31,941 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:59:31,941 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:59:31,941 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:59:31,941 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:59:31,942 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:59:31,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:59:31,942 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:59:31,942 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:59:31,942 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:59:31,943 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:59:31,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:59:31,945 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:59:31,945 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_9efcb48e-6082-4f2d-b532-1348929bc047/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efcb48e-6082-4f2d-b532-1348929bc047/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 713ae5dee39d08db1e818ebc31454a222c136fde7aad4a26405d3060cfa0eeea [2021-11-25 07:59:32,298 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:59:32,341 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:59:32,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:59:32,347 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:59:32,348 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:59:32,349 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efcb48e-6082-4f2d-b532-1348929bc047/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i [2021-11-25 07:59:32,426 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efcb48e-6082-4f2d-b532-1348929bc047/bin/ukojak-d1pc8ZmBRL/data/f9cc7892e/65e36b3f39b1420fa1da108c97938ca6/FLAG37848e64e [2021-11-25 07:59:33,239 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:59:33,239 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efcb48e-6082-4f2d-b532-1348929bc047/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i [2021-11-25 07:59:33,285 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efcb48e-6082-4f2d-b532-1348929bc047/bin/ukojak-d1pc8ZmBRL/data/f9cc7892e/65e36b3f39b1420fa1da108c97938ca6/FLAG37848e64e [2021-11-25 07:59:33,367 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efcb48e-6082-4f2d-b532-1348929bc047/bin/ukojak-d1pc8ZmBRL/data/f9cc7892e/65e36b3f39b1420fa1da108c97938ca6 [2021-11-25 07:59:33,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:59:33,372 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:59:33,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:59:33,376 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:59:33,378 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:59:33,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:59:33" (1/1) ... [2021-11-25 07:59:33,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3413956b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:59:33, skipping insertion in model container [2021-11-25 07:59:33,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:59:33" (1/1) ... [2021-11-25 07:59:33,388 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:59:33,466 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:59:33,979 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_9efcb48e-6082-4f2d-b532-1348929bc047/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i[33021,33034] [2021-11-25 07:59:34,144 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_9efcb48e-6082-4f2d-b532-1348929bc047/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i[49681,49694] [2021-11-25 07:59:34,176 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:59:34,185 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:59:34,220 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_9efcb48e-6082-4f2d-b532-1348929bc047/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i[33021,33034] [2021-11-25 07:59:34,330 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_9efcb48e-6082-4f2d-b532-1348929bc047/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-3.i[49681,49694] [2021-11-25 07:59:34,348 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:59:34,397 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:59:34,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:59:34 WrapperNode [2021-11-25 07:59:34,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:59:34,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:59:34,399 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:59:34,399 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:59:34,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:59:34" (1/1) ... [2021-11-25 07:59:34,483 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:59:34" (1/1) ... [2021-11-25 07:59:34,657 INFO L137 Inliner]: procedures = 177, calls = 487, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1704 [2021-11-25 07:59:34,658 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:59:34,659 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:59:34,659 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:59:34,659 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:59:34,669 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:59:34" (1/1) ... [2021-11-25 07:59:34,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:59:34" (1/1) ... [2021-11-25 07:59:34,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:59:34" (1/1) ... [2021-11-25 07:59:34,684 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:59:34" (1/1) ... [2021-11-25 07:59:34,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:59:34" (1/1) ... [2021-11-25 07:59:34,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:59:34" (1/1) ... [2021-11-25 07:59:34,799 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:59:34" (1/1) ... [2021-11-25 07:59:34,828 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:59:34,829 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:59:34,829 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:59:34,829 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:59:34,832 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:59:34" (1/1) ... [2021-11-25 07:59:34,840 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:59:34,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efcb48e-6082-4f2d-b532-1348929bc047/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:59:34,870 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efcb48e-6082-4f2d-b532-1348929bc047/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:59:34,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efcb48e-6082-4f2d-b532-1348929bc047/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:59:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:59:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 07:59:34,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 07:59:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:59:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 07:59:34,932 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 07:59:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 07:59:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:59:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 07:59:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:59:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 07:59:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 07:59:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:59:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:59:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:59:34,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:59:35,298 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:59:35,300 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:59:37,183 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:59:37,739 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:59:37,739 INFO L301 CfgBuilder]: Removed 100 assume(true) statements. [2021-11-25 07:59:37,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:59:37 BoogieIcfgContainer [2021-11-25 07:59:37,743 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:59:37,744 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:59:37,744 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:59:37,759 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:59:37,760 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:59:37" (1/1) ... [2021-11-25 07:59:37,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:59:37,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:37,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 190 states and 326 transitions. [2021-11-25 07:59:37,841 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 326 transitions. [2021-11-25 07:59:37,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 07:59:37,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:37,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:38,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:38,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:59:38,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:38,101 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 07:59:38,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:38,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 192 states and 329 transitions. [2021-11-25 07:59:38,146 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 329 transitions. [2021-11-25 07:59:38,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:59:38,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:38,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:38,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:38,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:59:38,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:38,294 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 07:59:38,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:38,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 191 states and 328 transitions. [2021-11-25 07:59:38,302 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 328 transitions. [2021-11-25 07:59:38,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:59:38,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:38,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:38,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:38,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:59:38,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:38,480 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 07:59:38,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:38,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 191 states and 324 transitions. [2021-11-25 07:59:38,489 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 324 transitions. [2021-11-25 07:59:38,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:59:38,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:38,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:38,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:38,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:59:38,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:38,648 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 07:59:38,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:38,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 191 states and 316 transitions. [2021-11-25 07:59:38,658 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 316 transitions. [2021-11-25 07:59:38,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:59:38,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:38,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:38,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:38,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:59:38,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:38,821 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 07:59:38,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:38,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 191 states and 304 transitions. [2021-11-25 07:59:38,829 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 304 transitions. [2021-11-25 07:59:38,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:59:38,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:38,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:39,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:39,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 2754 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:59:39,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:40,031 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 07:59:40,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:40,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 191 states and 292 transitions. [2021-11-25 07:59:40,133 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 292 transitions. [2021-11-25 07:59:40,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:59:40,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:40,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:41,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:41,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 3028 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:59:41,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:41,419 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 07:59:41,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:41,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 236 states and 348 transitions. [2021-11-25 07:59:41,964 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 348 transitions. [2021-11-25 07:59:41,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:59:41,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:41,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:42,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:42,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 1811 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:59:42,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:42,834 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 07:59:42,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:42,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 236 states and 346 transitions. [2021-11-25 07:59:42,850 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 346 transitions. [2021-11-25 07:59:42,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:59:42,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:42,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:43,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:43,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 1811 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:59:43,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:43,681 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 07:59:43,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:43,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 236 states and 344 transitions. [2021-11-25 07:59:43,692 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 344 transitions. [2021-11-25 07:59:43,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:59:43,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:43,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:44,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:44,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 3029 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:59:44,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:44,895 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 07:59:45,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:45,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 282 states and 402 transitions. [2021-11-25 07:59:45,388 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 402 transitions. [2021-11-25 07:59:45,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:59:45,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:45,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:45,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:45,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 1838 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:59:45,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:46,040 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 07:59:46,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:46,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 282 states and 400 transitions. [2021-11-25 07:59:46,050 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 400 transitions. [2021-11-25 07:59:46,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:59:46,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:46,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:46,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:46,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 1838 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:59:46,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:46,962 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 07:59:46,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:46,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 282 states and 398 transitions. [2021-11-25 07:59:46,970 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 398 transitions. [2021-11-25 07:59:46,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:59:46,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:46,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:47,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:47,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 3058 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:59:47,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:48,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:59:48,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:48,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 316 states and 440 transitions. [2021-11-25 07:59:48,513 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 440 transitions. [2021-11-25 07:59:48,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:59:48,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:48,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:49,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:49,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 3042 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:59:49,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:49,603 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 07:59:49,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:49,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 316 states and 438 transitions. [2021-11-25 07:59:49,615 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 438 transitions. [2021-11-25 07:59:49,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:59:49,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:49,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:50,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:50,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 3042 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:59:50,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:50,730 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 07:59:50,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:50,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 316 states and 436 transitions. [2021-11-25 07:59:50,740 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 436 transitions. [2021-11-25 07:59:50,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:59:50,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:50,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:51,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:51,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 3071 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:59:51,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:51,732 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 07:59:51,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:51,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 316 states and 434 transitions. [2021-11-25 07:59:51,791 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 434 transitions. [2021-11-25 07:59:51,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:59:51,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:51,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:52,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:52,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 3043 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:59:52,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:52,868 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 07:59:52,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:52,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 319 states and 436 transitions. [2021-11-25 07:59:52,902 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 436 transitions. [2021-11-25 07:59:52,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:59:52,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:52,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:53,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:53,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 3043 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:59:53,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:53,891 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 07:59:53,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:53,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 322 states and 438 transitions. [2021-11-25 07:59:53,930 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 438 transitions. [2021-11-25 07:59:53,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:59:53,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:53,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:54,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:54,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 3044 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:59:54,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:55,070 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 07:59:55,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:55,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 325 states and 440 transitions. [2021-11-25 07:59:55,115 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 440 transitions. [2021-11-25 07:59:55,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:59:55,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:55,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:55,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:55,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 3044 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:59:55,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:56,102 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 07:59:56,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:56,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 328 states and 442 transitions. [2021-11-25 07:59:56,155 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 442 transitions. [2021-11-25 07:59:56,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:59:56,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:56,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:57,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:57,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 3073 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:59:57,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:57,490 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:59:57,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:57,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 331 states and 444 transitions. [2021-11-25 07:59:57,518 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 444 transitions. [2021-11-25 07:59:57,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:59:57,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:57,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:59:58,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:59:58,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 3073 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:59:58,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:59:58,739 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:59:58,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:59:58,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 334 states and 446 transitions. [2021-11-25 07:59:58,775 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 446 transitions. [2021-11-25 07:59:58,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:59:58,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:59:58,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:00,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:00:00,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 3283 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 08:00:00,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:00:00,220 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 08:00:00,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:00:00,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 334 states and 445 transitions. [2021-11-25 08:00:00,240 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 445 transitions. [2021-11-25 08:00:00,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 08:00:00,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:00:00,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:01,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:00:01,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 3289 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 08:00:01,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:00:01,490 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 08:00:01,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:00:01,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 343 states and 456 transitions. [2021-11-25 08:00:01,892 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 456 transitions. [2021-11-25 08:00:01,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 08:00:01,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:00:01,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:02,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:00:02,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 2165 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 08:00:02,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:00:02,805 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 08:00:02,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:00:02,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 352 states and 466 transitions. [2021-11-25 08:00:02,861 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 466 transitions. [2021-11-25 08:00:02,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 08:00:02,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:00:02,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:03,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:00:03,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 2165 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 08:00:03,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:00:03,882 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 08:00:03,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:00:03,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 361 states and 476 transitions. [2021-11-25 08:00:03,922 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 476 transitions. [2021-11-25 08:00:03,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 08:00:03,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:00:03,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:04,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:00:04,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 3290 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 08:00:04,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:00:05,114 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 08:00:05,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:00:05,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 370 states and 487 transitions. [2021-11-25 08:00:05,824 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 487 transitions. [2021-11-25 08:00:05,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 08:00:05,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:00:05,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:06,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:00:06,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 2166 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 08:00:06,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:00:06,683 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 08:00:06,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:00:06,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 379 states and 497 transitions. [2021-11-25 08:00:06,859 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 497 transitions. [2021-11-25 08:00:06,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 08:00:06,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:00:06,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:07,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:00:07,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 2166 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 08:00:07,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:00:07,648 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 08:00:07,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:00:07,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 388 states and 507 transitions. [2021-11-25 08:00:07,715 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 507 transitions. [2021-11-25 08:00:07,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 08:00:07,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:00:07,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:08,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:00:08,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 3319 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 08:00:08,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:00:09,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:00:09,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:00:09,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 397 states and 518 transitions. [2021-11-25 08:00:09,219 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 518 transitions. [2021-11-25 08:00:09,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 08:00:09,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:00:09,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:10,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:00:10,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 3306 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 08:00:10,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:00:10,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:00:10,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:00:10,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 398 states and 520 transitions. [2021-11-25 08:00:10,597 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 520 transitions. [2021-11-25 08:00:10,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 08:00:10,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:00:10,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:11,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:00:11,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 2195 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 08:00:11,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:00:11,429 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 08:00:11,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:00:11,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 411 states and 535 transitions. [2021-11-25 08:00:11,591 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 535 transitions. [2021-11-25 08:00:11,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 08:00:11,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:00:11,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:12,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:00:12,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 2195 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 08:00:12,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:00:12,668 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 08:00:12,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:00:12,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 420 states and 545 transitions. [2021-11-25 08:00:12,720 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 545 transitions. [2021-11-25 08:00:12,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 08:00:12,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:00:12,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:13,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:00:13,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 2210 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 08:00:13,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:00:13,565 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:00:13,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:00:13,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 423 states and 547 transitions. [2021-11-25 08:00:13,592 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 547 transitions. [2021-11-25 08:00:13,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 08:00:13,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:00:13,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:15,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:00:15,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 08:00:15,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:00:15,656 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 08:00:15,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:00:15,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 423 states and 547 transitions. [2021-11-25 08:00:15,747 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 547 transitions. [2021-11-25 08:00:15,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 08:00:15,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:00:15,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:17,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:00:17,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 08:00:17,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:00:17,445 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 08:00:17,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:00:17,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 423 states and 547 transitions. [2021-11-25 08:00:17,460 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 547 transitions. [2021-11-25 08:00:17,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 08:00:17,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:00:17,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:21,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:00:21,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 08:00:21,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:00:21,886 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 08:00:21,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:00:21,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 424 states and 549 transitions. [2021-11-25 08:00:21,916 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 549 transitions. [2021-11-25 08:00:21,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 08:00:21,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:00:21,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:23,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:00:23,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 08:00:23,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:00:23,573 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 08:00:23,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:00:23,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 424 states and 549 transitions. [2021-11-25 08:00:23,581 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 549 transitions. [2021-11-25 08:00:23,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 08:00:23,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:00:23,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:26,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:00:26,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 08:00:26,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:00:26,793 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 08:00:26,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:00:26,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 424 states and 549 transitions. [2021-11-25 08:00:26,806 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 549 transitions. [2021-11-25 08:00:26,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 08:00:26,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:00:26,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:00:37,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 08:00:37,391 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 08:00:37,396 INFO L158 Benchmark]: Toolchain (without parser) took 64023.99ms. Allocated memory was 117.4MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 84.2MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 596.6MB. Max. memory is 16.1GB. [2021-11-25 08:00:37,397 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 94.4MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 08:00:37,398 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1022.78ms. Allocated memory is still 117.4MB. Free memory was 83.9MB in the beginning and 62.2MB in the end (delta: 21.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-25 08:00:37,399 INFO L158 Benchmark]: Boogie Procedure Inliner took 258.89ms. Allocated memory is still 117.4MB. Free memory was 62.2MB in the beginning and 86.1MB in the end (delta: -23.9MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2021-11-25 08:00:37,400 INFO L158 Benchmark]: Boogie Preprocessor took 169.45ms. Allocated memory is still 117.4MB. Free memory was 86.1MB in the beginning and 74.9MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-25 08:00:37,401 INFO L158 Benchmark]: RCFGBuilder took 2913.99ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 74.2MB in the beginning and 94.6MB in the end (delta: -20.4MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2021-11-25 08:00:37,402 INFO L158 Benchmark]: CodeCheck took 59651.21ms. Allocated memory was 159.4MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 94.6MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 564.0MB. Max. memory is 16.1GB. [2021-11-25 08:00:37,405 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 0.34ms. Allocated memory is still 94.4MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1022.78ms. Allocated memory is still 117.4MB. Free memory was 83.9MB in the beginning and 62.2MB in the end (delta: 21.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 258.89ms. Allocated memory is still 117.4MB. Free memory was 62.2MB in the beginning and 86.1MB in the end (delta: -23.9MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 169.45ms. Allocated memory is still 117.4MB. Free memory was 86.1MB in the beginning and 74.9MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2913.99ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 74.2MB in the beginning and 94.6MB in the end (delta: -20.4MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. * CodeCheck took 59651.21ms. Allocated memory was 159.4MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 94.6MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 564.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 08:00:37,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9efcb48e-6082-4f2d-b532-1348929bc047/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_9efcb48e-6082-4f2d-b532-1348929bc047/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