./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-1.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_1a5d86aa-b403-49eb-aa91-46f09d097ef8/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5d86aa-b403-49eb-aa91-46f09d097ef8/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_1a5d86aa-b403-49eb-aa91-46f09d097ef8/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5d86aa-b403-49eb-aa91-46f09d097ef8/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5d86aa-b403-49eb-aa91-46f09d097ef8/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_1a5d86aa-b403-49eb-aa91-46f09d097ef8/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 9ddeff00ba0e288e2e7b04a6005a0db991f8cee358fe3ef021af7107ab321b8e --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:56:41,486 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:56:41,489 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:56:41,526 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:56:41,527 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:56:41,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:56:41,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:56:41,532 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:56:41,534 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:56:41,536 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:56:41,537 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:56:41,539 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:56:41,539 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:56:41,541 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:56:41,542 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:56:41,544 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:56:41,545 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:56:41,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:56:41,549 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:56:41,551 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:56:41,553 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:56:41,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:56:41,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:56:41,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:56:41,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:56:41,562 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:56:41,562 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:56:41,564 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:56:41,564 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:56:41,566 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:56:41,566 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:56:41,567 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:56:41,568 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:56:41,569 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:56:41,571 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:56:41,571 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:56:41,572 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:56:41,572 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:56:41,573 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:56:41,574 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:56:41,575 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:56:41,576 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5d86aa-b403-49eb-aa91-46f09d097ef8/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 07:56:41,606 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:56:41,609 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:56:41,610 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:56:41,612 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:56:41,613 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:56:41,613 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:56:41,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:56:41,614 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:56:41,614 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:56:41,614 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:56:41,615 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:56:41,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:56:41,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:56:41,616 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:56:41,616 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:56:41,617 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 07:56:41,617 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:56:41,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:56:41,617 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:56:41,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:56:41,618 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:56:41,618 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:56:41,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:56:41,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:56:41,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:56:41,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:56:41,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:56:41,620 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:56:41,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:56:41,621 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:56:41,622 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_1a5d86aa-b403-49eb-aa91-46f09d097ef8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5d86aa-b403-49eb-aa91-46f09d097ef8/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ddeff00ba0e288e2e7b04a6005a0db991f8cee358fe3ef021af7107ab321b8e [2021-11-25 07:56:41,900 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:56:41,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:56:41,932 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:56:41,933 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:56:41,934 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:56:41,936 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5d86aa-b403-49eb-aa91-46f09d097ef8/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-1.i [2021-11-25 07:56:42,036 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5d86aa-b403-49eb-aa91-46f09d097ef8/bin/ukojak-d1pc8ZmBRL/data/6643aa4f3/4a1b2d8fe6ac4dedb741c28be7b29ec1/FLAG4038e65c1 [2021-11-25 07:56:42,696 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:56:42,697 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5d86aa-b403-49eb-aa91-46f09d097ef8/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-1.i [2021-11-25 07:56:42,727 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5d86aa-b403-49eb-aa91-46f09d097ef8/bin/ukojak-d1pc8ZmBRL/data/6643aa4f3/4a1b2d8fe6ac4dedb741c28be7b29ec1/FLAG4038e65c1 [2021-11-25 07:56:42,863 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5d86aa-b403-49eb-aa91-46f09d097ef8/bin/ukojak-d1pc8ZmBRL/data/6643aa4f3/4a1b2d8fe6ac4dedb741c28be7b29ec1 [2021-11-25 07:56:42,866 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:56:42,867 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:56:42,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:56:42,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:56:42,886 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:56:42,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:56:42" (1/1) ... [2021-11-25 07:56:42,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25cfc3e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:56:42, skipping insertion in model container [2021-11-25 07:56:42,889 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:56:42" (1/1) ... [2021-11-25 07:56:42,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:56:42,953 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:56:43,413 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_1a5d86aa-b403-49eb-aa91-46f09d097ef8/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-1.i[33021,33034] [2021-11-25 07:56:43,555 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:56:43,564 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:56:43,596 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_1a5d86aa-b403-49eb-aa91-46f09d097ef8/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test4-1.i[33021,33034] [2021-11-25 07:56:43,691 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:56:43,749 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:56:43,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:56:43 WrapperNode [2021-11-25 07:56:43,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:56:43,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:56:43,752 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:56:43,752 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:56:43,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:56:43" (1/1) ... [2021-11-25 07:56:43,821 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:56:43" (1/1) ... [2021-11-25 07:56:43,953 INFO L137 Inliner]: procedures = 177, calls = 349, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1159 [2021-11-25 07:56:43,953 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:56:43,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:56:43,954 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:56:43,954 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:56:43,965 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:56:43" (1/1) ... [2021-11-25 07:56:43,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:56:43" (1/1) ... [2021-11-25 07:56:43,988 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:56:43" (1/1) ... [2021-11-25 07:56:43,988 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:56:43" (1/1) ... [2021-11-25 07:56:44,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:56:43" (1/1) ... [2021-11-25 07:56:44,100 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:56:43" (1/1) ... [2021-11-25 07:56:44,105 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:56:43" (1/1) ... [2021-11-25 07:56:44,122 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:56:44,124 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:56:44,124 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:56:44,125 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:56:44,127 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:56:43" (1/1) ... [2021-11-25 07:56:44,135 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:56:44,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5d86aa-b403-49eb-aa91-46f09d097ef8/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:56:44,163 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5d86aa-b403-49eb-aa91-46f09d097ef8/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:56:44,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5d86aa-b403-49eb-aa91-46f09d097ef8/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:56:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:56:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 07:56:44,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 07:56:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:56:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 07:56:44,216 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 07:56:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 07:56:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:56:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:56:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 07:56:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 07:56:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:56:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:56:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:56:44,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:56:44,493 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:56:44,495 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:56:45,757 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:56:46,202 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:56:46,202 INFO L301 CfgBuilder]: Removed 60 assume(true) statements. [2021-11-25 07:56:46,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:56:46 BoogieIcfgContainer [2021-11-25 07:56:46,208 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:56:46,209 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:56:46,209 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:56:46,241 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:56:46,241 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:56:46" (1/1) ... [2021-11-25 07:56:46,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:56:46,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:46,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 135 states and 231 transitions. [2021-11-25 07:56:46,361 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 231 transitions. [2021-11-25 07:56:46,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 07:56:46,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:46,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:46,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:46,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:56:46,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:46,600 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 07:56:46,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:46,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 137 states and 234 transitions. [2021-11-25 07:56:46,655 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 234 transitions. [2021-11-25 07:56:46,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:56:46,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:46,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:46,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:46,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:56:46,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:46,756 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 07:56:46,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:46,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 233 transitions. [2021-11-25 07:56:46,765 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 233 transitions. [2021-11-25 07:56:46,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:56:46,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:46,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:46,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:46,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:56:46,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:46,902 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 07:56:46,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:46,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 136 states and 229 transitions. [2021-11-25 07:56:46,911 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 229 transitions. [2021-11-25 07:56:46,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:56:46,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:46,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:47,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:47,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:56:47,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:47,055 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 07:56:47,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:47,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 136 states and 221 transitions. [2021-11-25 07:56:47,066 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 221 transitions. [2021-11-25 07:56:47,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:56:47,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:47,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:47,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:47,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:56:47,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:47,236 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 07:56:47,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:47,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 136 states and 209 transitions. [2021-11-25 07:56:47,257 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 209 transitions. [2021-11-25 07:56:47,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:56:47,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:47,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:48,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:48,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 2742 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:56:48,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:48,349 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 07:56:48,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:48,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 136 states and 197 transitions. [2021-11-25 07:56:48,457 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 197 transitions. [2021-11-25 07:56:48,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:56:48,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:48,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:49,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:49,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 3016 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:56:49,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:49,761 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 07:56:50,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:50,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 181 states and 253 transitions. [2021-11-25 07:56:50,159 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 253 transitions. [2021-11-25 07:56:50,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:56:50,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:50,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:50,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:50,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 1799 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:56:50,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:50,917 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 07:56:50,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:50,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 181 states and 251 transitions. [2021-11-25 07:56:50,927 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2021-11-25 07:56:50,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:56:50,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:50,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:51,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:51,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 1799 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:56:51,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:51,723 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 07:56:51,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:51,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 181 states and 249 transitions. [2021-11-25 07:56:51,736 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 249 transitions. [2021-11-25 07:56:51,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:56:51,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:51,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:52,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:52,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 3017 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:56:52,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:52,948 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 07:56:53,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:53,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 227 states and 307 transitions. [2021-11-25 07:56:53,499 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 307 transitions. [2021-11-25 07:56:53,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:56:53,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:53,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:54,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:54,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 1826 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:56:54,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:54,189 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 07:56:54,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:54,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 227 states and 305 transitions. [2021-11-25 07:56:54,200 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 305 transitions. [2021-11-25 07:56:54,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:56:54,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:54,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:54,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:54,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 1826 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:56:54,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:54,944 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 07:56:54,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:54,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 227 states and 303 transitions. [2021-11-25 07:56:54,953 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 303 transitions. [2021-11-25 07:56:54,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:56:54,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:54,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:55,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:55,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 3030 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:56:55,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:56,028 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 07:56:56,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:56,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 227 states and 301 transitions. [2021-11-25 07:56:56,038 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 301 transitions. [2021-11-25 07:56:56,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:56:56,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:56,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:57,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:57,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 3046 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:56:57,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:57,451 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 07:56:57,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:57,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 261 states and 343 transitions. [2021-11-25 07:56:57,882 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 343 transitions. [2021-11-25 07:56:57,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:56:57,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:57,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:58,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:58,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 3030 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:56:58,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:58,807 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 07:56:58,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:58,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 261 states and 341 transitions. [2021-11-25 07:56:58,814 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 341 transitions. [2021-11-25 07:56:58,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:56:58,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:58,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:59,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:59,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 3031 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:56:59,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:56:59,930 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 07:56:59,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:59,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 264 states and 343 transitions. [2021-11-25 07:56:59,961 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 343 transitions. [2021-11-25 07:56:59,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:56:59,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:59,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:00,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:00,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 3059 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:57:00,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:00,960 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 07:57:01,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:01,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 264 states and 341 transitions. [2021-11-25 07:57:01,031 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 341 transitions. [2021-11-25 07:57:01,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:57:01,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:01,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:01,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:01,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 3031 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:57:01,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:02,099 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 07:57:02,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:02,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 267 states and 343 transitions. [2021-11-25 07:57:02,138 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 343 transitions. [2021-11-25 07:57:02,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:57:02,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:02,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:03,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:03,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 3032 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:57:03,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:03,247 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 07:57:03,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:03,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 270 states and 345 transitions. [2021-11-25 07:57:03,298 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 345 transitions. [2021-11-25 07:57:03,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:57:03,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:03,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:04,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:04,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 3032 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:57:04,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:04,348 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 07:57:04,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:04,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 273 states and 347 transitions. [2021-11-25 07:57:04,390 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 347 transitions. [2021-11-25 07:57:04,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:57:04,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:04,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:05,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:05,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 3061 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:57:05,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:05,673 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 07:57:05,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:05,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 276 states and 349 transitions. [2021-11-25 07:57:05,705 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 349 transitions. [2021-11-25 07:57:05,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:57:05,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:05,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:06,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:06,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 3061 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:57:06,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:06,868 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 07:57:06,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:06,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 279 states and 351 transitions. [2021-11-25 07:57:06,894 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 351 transitions. [2021-11-25 07:57:06,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:57:06,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:06,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:07,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:07,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 3271 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:57:07,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:07,973 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 07:57:07,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:07,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 279 states and 350 transitions. [2021-11-25 07:57:07,992 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 350 transitions. [2021-11-25 07:57:07,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:57:07,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:07,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:09,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:09,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 3277 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:57:09,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:09,397 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 07:57:09,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:09,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 288 states and 361 transitions. [2021-11-25 07:57:09,728 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 361 transitions. [2021-11-25 07:57:09,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:57:09,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:09,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:10,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:10,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 2153 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:57:10,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:10,488 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 07:57:10,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:10,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 297 states and 371 transitions. [2021-11-25 07:57:10,532 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 371 transitions. [2021-11-25 07:57:10,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:57:10,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:10,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:11,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:11,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 2153 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:57:11,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:11,330 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 07:57:11,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:11,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 306 states and 381 transitions. [2021-11-25 07:57:11,369 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 381 transitions. [2021-11-25 07:57:11,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:57:11,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:11,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:12,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:12,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 3278 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:57:12,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:12,575 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 07:57:12,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:12,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 315 states and 392 transitions. [2021-11-25 07:57:12,889 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 392 transitions. [2021-11-25 07:57:12,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:57:12,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:12,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:13,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:13,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 2154 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:57:13,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:13,650 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 07:57:13,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:13,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 324 states and 402 transitions. [2021-11-25 07:57:13,734 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 402 transitions. [2021-11-25 07:57:13,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:57:13,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:13,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:14,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:14,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 2154 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:57:14,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:14,525 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 07:57:14,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:14,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 333 states and 412 transitions. [2021-11-25 07:57:14,612 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 412 transitions. [2021-11-25 07:57:14,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:57:14,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:14,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:15,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:15,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 3307 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:57:15,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:15,957 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 07:57:16,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:16,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 342 states and 423 transitions. [2021-11-25 07:57:16,342 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 423 transitions. [2021-11-25 07:57:16,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:57:16,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:16,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:17,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:17,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 3294 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:57:17,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:17,479 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 07:57:17,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:17,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 343 states and 425 transitions. [2021-11-25 07:57:17,988 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 425 transitions. [2021-11-25 07:57:17,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:57:17,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:17,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:18,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:18,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 2183 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:57:18,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:18,884 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 07:57:19,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:19,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 356 states and 440 transitions. [2021-11-25 07:57:19,054 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 440 transitions. [2021-11-25 07:57:19,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:57:19,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:19,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:19,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:19,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 2183 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:57:19,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:20,107 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 07:57:20,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:20,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 365 states and 450 transitions. [2021-11-25 07:57:20,155 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 450 transitions. [2021-11-25 07:57:20,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:57:20,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:20,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:20,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:20,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 2198 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:57:20,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:21,003 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 07:57:21,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:21,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 368 states and 452 transitions. [2021-11-25 07:57:21,023 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 452 transitions. [2021-11-25 07:57:21,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 07:57:21,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:21,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:26,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:26,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 1320 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:57:26,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:57:27,184 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 07:57:27,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:27,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 368 states and 452 transitions. [2021-11-25 07:57:27,271 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 452 transitions. [2021-11-25 07:57:27,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 07:57:27,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:27,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:37,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 07:57:37,813 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 07:57:37,819 INFO L158 Benchmark]: Toolchain (without parser) took 54949.95ms. Allocated memory was 100.7MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 64.2MB in the beginning and 702.7MB in the end (delta: -638.5MB). Peak memory consumption was 653.6MB. Max. memory is 16.1GB. [2021-11-25 07:57:37,819 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 100.7MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:57:37,820 INFO L158 Benchmark]: CACSL2BoogieTranslator took 882.04ms. Allocated memory is still 100.7MB. Free memory was 63.8MB in the beginning and 50.1MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-25 07:57:37,821 INFO L158 Benchmark]: Boogie Procedure Inliner took 201.87ms. Allocated memory was 100.7MB in the beginning and 136.3MB in the end (delta: 35.7MB). Free memory was 50.1MB in the beginning and 105.7MB in the end (delta: -55.6MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2021-11-25 07:57:37,822 INFO L158 Benchmark]: Boogie Preprocessor took 168.51ms. Allocated memory is still 136.3MB. Free memory was 105.7MB in the beginning and 97.5MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 07:57:37,823 INFO L158 Benchmark]: RCFGBuilder took 2083.76ms. Allocated memory is still 136.3MB. Free memory was 97.5MB in the beginning and 47.5MB in the end (delta: 50.0MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. [2021-11-25 07:57:37,823 INFO L158 Benchmark]: CodeCheck took 51607.44ms. Allocated memory was 136.3MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 47.5MB in the beginning and 702.7MB in the end (delta: -655.2MB). Peak memory consumption was 601.8MB. Max. memory is 16.1GB. [2021-11-25 07:57:37,827 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 0.31ms. Allocated memory is still 100.7MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 882.04ms. Allocated memory is still 100.7MB. Free memory was 63.8MB in the beginning and 50.1MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 201.87ms. Allocated memory was 100.7MB in the beginning and 136.3MB in the end (delta: 35.7MB). Free memory was 50.1MB in the beginning and 105.7MB in the end (delta: -55.6MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 168.51ms. Allocated memory is still 136.3MB. Free memory was 105.7MB in the beginning and 97.5MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2083.76ms. Allocated memory is still 136.3MB. Free memory was 97.5MB in the beginning and 47.5MB in the end (delta: 50.0MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. * CodeCheck took 51607.44ms. Allocated memory was 136.3MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 47.5MB in the beginning and 702.7MB in the end (delta: -655.2MB). Peak memory consumption was 601.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 07:57:37,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a5d86aa-b403-49eb-aa91-46f09d097ef8/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_1a5d86aa-b403-49eb-aa91-46f09d097ef8/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