./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.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_3a8c0024-7dd9-490b-85b8-6010b55c5f1f/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a8c0024-7dd9-490b-85b8-6010b55c5f1f/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_3a8c0024-7dd9-490b-85b8-6010b55c5f1f/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a8c0024-7dd9-490b-85b8-6010b55c5f1f/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a8c0024-7dd9-490b-85b8-6010b55c5f1f/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_3a8c0024-7dd9-490b-85b8-6010b55c5f1f/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 a2f43006c9a8080eee594d7c3e874c7ea5bb3a923f26b30531e1d07ef5cff7d9 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:06:44,442 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:06:44,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:06:44,500 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:06:44,501 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:06:44,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:06:44,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:06:44,511 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:06:44,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:06:44,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:06:44,521 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:06:44,522 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:06:44,523 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:06:44,525 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:06:44,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:06:44,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:06:44,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:06:44,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:06:44,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:06:44,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:06:44,549 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:06:44,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:06:44,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:06:44,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:06:44,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:06:44,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:06:44,565 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:06:44,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:06:44,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:06:44,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:06:44,569 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:06:44,570 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:06:44,572 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:06:44,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:06:44,575 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:06:44,575 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:06:44,576 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:06:44,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:06:44,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:06:44,578 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:06:44,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:06:44,579 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a8c0024-7dd9-490b-85b8-6010b55c5f1f/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 06:06:44,622 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:06:44,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:06:44,624 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:06:44,624 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:06:44,625 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:06:44,625 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:06:44,626 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:06:44,626 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:06:44,632 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 06:06:44,633 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:06:44,634 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:06:44,634 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:06:44,634 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:06:44,634 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:06:44,635 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:06:44,635 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 06:06:44,635 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:06:44,635 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:06:44,636 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:06:44,636 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:06:44,636 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:06:44,636 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:06:44,637 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:06:44,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:06:44,637 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:06:44,638 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:06:44,638 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:06:44,638 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:06:44,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:06:44,639 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:06:44,639 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_3a8c0024-7dd9-490b-85b8-6010b55c5f1f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a8c0024-7dd9-490b-85b8-6010b55c5f1f/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a2f43006c9a8080eee594d7c3e874c7ea5bb3a923f26b30531e1d07ef5cff7d9 [2021-11-25 06:06:44,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:06:44,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:06:44,966 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:06:44,968 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:06:44,969 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:06:44,970 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a8c0024-7dd9-490b-85b8-6010b55c5f1f/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i [2021-11-25 06:06:45,064 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a8c0024-7dd9-490b-85b8-6010b55c5f1f/bin/ukojak-d1pc8ZmBRL/data/759aa6e06/b60935afd6ac47f697e4cf981c62f40f/FLAG48e15e335 [2021-11-25 06:06:45,611 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:06:45,628 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a8c0024-7dd9-490b-85b8-6010b55c5f1f/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i [2021-11-25 06:06:45,656 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a8c0024-7dd9-490b-85b8-6010b55c5f1f/bin/ukojak-d1pc8ZmBRL/data/759aa6e06/b60935afd6ac47f697e4cf981c62f40f/FLAG48e15e335 [2021-11-25 06:06:45,883 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a8c0024-7dd9-490b-85b8-6010b55c5f1f/bin/ukojak-d1pc8ZmBRL/data/759aa6e06/b60935afd6ac47f697e4cf981c62f40f [2021-11-25 06:06:45,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:06:45,887 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:06:45,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:06:45,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:06:45,892 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:06:45,893 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:06:45" (1/1) ... [2021-11-25 06:06:45,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@161d84c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:45, skipping insertion in model container [2021-11-25 06:06:45,895 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:06:45" (1/1) ... [2021-11-25 06:06:45,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:06:45,951 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:06:46,328 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_3a8c0024-7dd9-490b-85b8-6010b55c5f1f/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i[33021,33034] [2021-11-25 06:06:46,411 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:06:46,420 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:06:46,465 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_3a8c0024-7dd9-490b-85b8-6010b55c5f1f/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i[33021,33034] [2021-11-25 06:06:46,546 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:06:46,597 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:06:46,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:46 WrapperNode [2021-11-25 06:06:46,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:06:46,601 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:06:46,601 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:06:46,602 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:06:46,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:46" (1/1) ... [2021-11-25 06:06:46,665 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:46" (1/1) ... [2021-11-25 06:06:46,744 INFO L137 Inliner]: procedures = 177, calls = 186, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 627 [2021-11-25 06:06:46,745 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:06:46,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:06:46,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:06:46,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:06:46,752 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:46" (1/1) ... [2021-11-25 06:06:46,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:46" (1/1) ... [2021-11-25 06:06:46,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:46" (1/1) ... [2021-11-25 06:06:46,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:46" (1/1) ... [2021-11-25 06:06:46,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:46" (1/1) ... [2021-11-25 06:06:46,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:46" (1/1) ... [2021-11-25 06:06:46,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:46" (1/1) ... [2021-11-25 06:06:46,845 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:06:46,847 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:06:46,847 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:06:46,847 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:06:46,848 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:46" (1/1) ... [2021-11-25 06:06:46,872 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:06:46,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a8c0024-7dd9-490b-85b8-6010b55c5f1f/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:06:46,898 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a8c0024-7dd9-490b-85b8-6010b55c5f1f/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:06:46,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a8c0024-7dd9-490b-85b8-6010b55c5f1f/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:06:46,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 06:06:46,942 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 06:06:46,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 06:06:46,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 06:06:46,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 06:06:46,943 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 06:06:46,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 06:06:46,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:06:46,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 06:06:46,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 06:06:46,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 06:06:46,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 06:06:46,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:06:46,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:06:46,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:06:47,083 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:06:47,085 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:06:48,024 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:06:48,314 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:06:48,315 INFO L301 CfgBuilder]: Removed 31 assume(true) statements. [2021-11-25 06:06:48,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:06:48 BoogieIcfgContainer [2021-11-25 06:06:48,320 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:06:48,321 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:06:48,321 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:06:48,332 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:06:48,332 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:06:48" (1/1) ... [2021-11-25 06:06:48,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:06:48,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:48,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 89 states and 147 transitions. [2021-11-25 06:06:48,416 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 147 transitions. [2021-11-25 06:06:48,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 06:06:48,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:48,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:48,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:48,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:06:48,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:48,597 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 06:06:48,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:48,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 91 states and 150 transitions. [2021-11-25 06:06:48,647 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 150 transitions. [2021-11-25 06:06:48,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 06:06:48,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:48,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:48,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:48,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:06:48,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:48,732 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 06:06:48,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:48,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 90 states and 149 transitions. [2021-11-25 06:06:48,747 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 149 transitions. [2021-11-25 06:06:48,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:06:48,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:48,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:48,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:48,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:06:48,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:48,850 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 06:06:48,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:48,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 90 states and 147 transitions. [2021-11-25 06:06:48,856 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 147 transitions. [2021-11-25 06:06:48,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:06:48,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:48,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:48,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:48,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:06:48,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:48,966 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 06:06:48,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:48,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2021-11-25 06:06:48,976 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2021-11-25 06:06:48,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:06:48,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:48,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:49,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:49,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:06:49,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:49,107 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 06:06:49,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:49,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 90 states and 137 transitions. [2021-11-25 06:06:49,120 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 137 transitions. [2021-11-25 06:06:49,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:06:49,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:49,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:49,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:49,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 1405 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:06:49,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:49,727 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 06:06:49,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:49,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 90 states and 131 transitions. [2021-11-25 06:06:49,787 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 131 transitions. [2021-11-25 06:06:49,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:06:49,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:49,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:50,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:50,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 1542 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:06:50,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:50,502 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 06:06:50,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:50,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 114 states and 161 transitions. [2021-11-25 06:06:50,709 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 161 transitions. [2021-11-25 06:06:50,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:06:50,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:50,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:50,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:50,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:06:50,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:50,879 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 06:06:50,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:50,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 114 states and 159 transitions. [2021-11-25 06:06:50,886 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 159 transitions. [2021-11-25 06:06:50,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:06:50,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:50,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:51,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:51,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 1543 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:06:51,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:51,533 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 06:06:51,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:51,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 139 states and 190 transitions. [2021-11-25 06:06:51,864 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 190 transitions. [2021-11-25 06:06:51,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:06:51,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:51,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:51,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:51,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:06:51,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:52,044 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 06:06:52,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:52,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 139 states and 188 transitions. [2021-11-25 06:06:52,050 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2021-11-25 06:06:52,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:06:52,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:52,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:52,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:52,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 1556 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:06:52,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:52,621 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 06:06:52,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:52,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 139 states and 186 transitions. [2021-11-25 06:06:52,633 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 186 transitions. [2021-11-25 06:06:52,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:06:52,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:52,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:53,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:53,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 1572 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:06:53,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:53,332 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 06:06:53,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:53,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 152 states and 201 transitions. [2021-11-25 06:06:53,490 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 201 transitions. [2021-11-25 06:06:53,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:06:53,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:53,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:54,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:54,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 1557 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:06:54,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:54,122 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 06:06:54,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:54,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 155 states and 203 transitions. [2021-11-25 06:06:54,151 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 203 transitions. [2021-11-25 06:06:54,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:06:54,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:54,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:54,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:54,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 1558 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:06:54,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:54,873 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 06:06:54,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:54,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 158 states and 205 transitions. [2021-11-25 06:06:54,915 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 205 transitions. [2021-11-25 06:06:54,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 06:06:54,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:54,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:55,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:55,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 1587 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:06:55,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:55,558 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 06:06:55,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:55,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 161 states and 207 transitions. [2021-11-25 06:06:55,575 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 207 transitions. [2021-11-25 06:06:55,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 06:06:55,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:55,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:55,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:55,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:06:55,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:55,927 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 06:06:55,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:55,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 170 states and 217 transitions. [2021-11-25 06:06:55,964 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 217 transitions. [2021-11-25 06:06:55,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 06:06:55,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:55,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:56,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:56,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 680 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:06:56,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:56,270 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 06:06:56,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:56,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 179 states and 227 transitions. [2021-11-25 06:06:56,341 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 227 transitions. [2021-11-25 06:06:56,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 06:06:56,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:56,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:56,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:56,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:06:56,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:57,085 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:06:57,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:57,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-25 06:06:57,178 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-25 06:06:57,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:06:57,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:57,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:58,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:58,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 06:06:58,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:58,335 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:06:58,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:58,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-25 06:06:58,483 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-25 06:06:58,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:06:58,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:58,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:00,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:00,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 06:07:00,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:00,400 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:07:00,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:00,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-25 06:07:00,407 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-25 06:07:00,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:07:00,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:00,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:00,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:00,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 06:07:00,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:01,087 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:07:01,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:01,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-25 06:07:01,095 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-25 06:07:01,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:07:01,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:01,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:04,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:04,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 06:07:04,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:04,281 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:07:04,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:04,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-25 06:07:04,333 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-25 06:07:04,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:07:04,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:04,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:05,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:05,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 06:07:05,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:05,426 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:05,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:05,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 183 states and 234 transitions. [2021-11-25 06:07:05,566 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 234 transitions. [2021-11-25 06:07:05,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:07:05,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:05,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:06,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:06,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 06:07:06,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:06,384 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:07:06,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:06,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 185 states and 239 transitions. [2021-11-25 06:07:06,728 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 239 transitions. [2021-11-25 06:07:06,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 06:07:06,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:06,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:08,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:08,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 06:07:08,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:08,315 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:07:08,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:08,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 187 states and 242 transitions. [2021-11-25 06:07:08,731 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 242 transitions. [2021-11-25 06:07:08,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:07:08,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:08,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:09,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:09,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-25 06:07:09,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:09,943 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 29 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:07:11,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:11,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 186 states and 243 transitions. [2021-11-25 06:07:11,179 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 243 transitions. [2021-11-25 06:07:11,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:07:11,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:11,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:13,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:13,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 06:07:13,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:14,302 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 9 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:07:14,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:14,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 186 states and 243 transitions. [2021-11-25 06:07:14,871 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 243 transitions. [2021-11-25 06:07:14,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:07:14,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:14,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:15,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:15,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 06:07:15,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:15,769 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 9 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:07:15,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:15,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 186 states and 243 transitions. [2021-11-25 06:07:15,777 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 243 transitions. [2021-11-25 06:07:15,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:07:15,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:15,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 06:07:20,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:20,299 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 06:07:20,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 188 states and 246 transitions. [2021-11-25 06:07:20,643 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 246 transitions. [2021-11-25 06:07:20,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 06:07:20,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:24,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:24,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 889 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 06:07:24,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:24,904 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 53 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 06:07:25,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:25,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 190 states and 249 transitions. [2021-11-25 06:07:25,957 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 249 transitions. [2021-11-25 06:07:25,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:07:25,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:25,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:29,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:29,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 06:07:29,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:30,159 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 06:07:30,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:30,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 190 states and 249 transitions. [2021-11-25 06:07:30,977 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 249 transitions. [2021-11-25 06:07:30,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:07:30,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:30,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:32,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:32,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 06:07:32,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:33,208 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 68 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 06:07:34,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:34,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 192 states and 252 transitions. [2021-11-25 06:07:34,255 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 252 transitions. [2021-11-25 06:07:34,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 06:07:34,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:34,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:35,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:35,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 06:07:35,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:35,997 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 85 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 06:07:37,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:37,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 194 states and 256 transitions. [2021-11-25 06:07:37,430 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 256 transitions. [2021-11-25 06:07:37,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:07:37,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:37,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:39,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:39,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 06:07:39,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:40,716 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 13 proven. 171 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:07:41,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:41,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 194 states and 256 transitions. [2021-11-25 06:07:41,720 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 256 transitions. [2021-11-25 06:07:41,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:07:41,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:41,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:43,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:43,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 06:07:43,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:43,681 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 13 proven. 171 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:07:43,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:43,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 194 states and 256 transitions. [2021-11-25 06:07:43,691 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 256 transitions. [2021-11-25 06:07:43,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:07:43,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:43,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:44,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:44,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 06:07:44,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:45,822 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 104 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 06:07:48,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:48,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 196 states and 263 transitions. [2021-11-25 06:07:48,100 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 263 transitions. [2021-11-25 06:07:48,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 06:07:48,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:48,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:51,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-25 06:07:51,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:52,274 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 125 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 06:07:54,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:54,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 198 states and 266 transitions. [2021-11-25 06:07:54,315 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 266 transitions. [2021-11-25 06:07:54,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:07:54,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:54,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:55,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 1039 conjuncts, 52 conjunts are in the unsatisfiable core [2021-11-25 06:07:55,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:56,831 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 15 proven. 253 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 06:07:58,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:58,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 198 states and 266 transitions. [2021-11-25 06:07:58,248 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 266 transitions. [2021-11-25 06:07:58,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:07:58,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:58,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:08,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 06:08:08,567 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 06:08:08,570 INFO L158 Benchmark]: Toolchain (without parser) took 82681.88ms. Allocated memory was 94.4MB in the beginning and 425.7MB in the end (delta: 331.4MB). Free memory was 57.4MB in the beginning and 119.4MB in the end (delta: -62.0MB). Peak memory consumption was 267.9MB. Max. memory is 16.1GB. [2021-11-25 06:08:08,571 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 94.4MB. Free memory was 67.2MB in the beginning and 67.2MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:08:08,571 INFO L158 Benchmark]: CACSL2BoogieTranslator took 710.82ms. Allocated memory was 94.4MB in the beginning and 127.9MB in the end (delta: 33.6MB). Free memory was 57.1MB in the beginning and 84.0MB in the end (delta: -26.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 06:08:08,572 INFO L158 Benchmark]: Boogie Procedure Inliner took 144.23ms. Allocated memory is still 127.9MB. Free memory was 84.0MB in the beginning and 79.2MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 06:08:08,573 INFO L158 Benchmark]: Boogie Preprocessor took 100.67ms. Allocated memory is still 127.9MB. Free memory was 79.2MB in the beginning and 74.3MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 06:08:08,573 INFO L158 Benchmark]: RCFGBuilder took 1473.44ms. Allocated memory is still 127.9MB. Free memory was 74.3MB in the beginning and 89.7MB in the end (delta: -15.5MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. [2021-11-25 06:08:08,574 INFO L158 Benchmark]: CodeCheck took 80247.85ms. Allocated memory was 127.9MB in the beginning and 425.7MB in the end (delta: 297.8MB). Free memory was 89.7MB in the beginning and 119.4MB in the end (delta: -29.7MB). Peak memory consumption was 266.9MB. Max. memory is 16.1GB. [2021-11-25 06:08:08,577 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 0.27ms. Allocated memory is still 94.4MB. Free memory was 67.2MB in the beginning and 67.2MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 710.82ms. Allocated memory was 94.4MB in the beginning and 127.9MB in the end (delta: 33.6MB). Free memory was 57.1MB in the beginning and 84.0MB in the end (delta: -26.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 144.23ms. Allocated memory is still 127.9MB. Free memory was 84.0MB in the beginning and 79.2MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 100.67ms. Allocated memory is still 127.9MB. Free memory was 79.2MB in the beginning and 74.3MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1473.44ms. Allocated memory is still 127.9MB. Free memory was 74.3MB in the beginning and 89.7MB in the end (delta: -15.5MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. * CodeCheck took 80247.85ms. Allocated memory was 127.9MB in the beginning and 425.7MB in the end (delta: 297.8MB). Free memory was 89.7MB in the beginning and 119.4MB in the end (delta: -29.7MB). Peak memory consumption was 266.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 06:08:08,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a8c0024-7dd9-490b-85b8-6010b55c5f1f/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_3a8c0024-7dd9-490b-85b8-6010b55c5f1f/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