./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.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_0cb90bf4-68ad-4916-a7ee-b52a3b640ed0/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb90bf4-68ad-4916-a7ee-b52a3b640ed0/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_0cb90bf4-68ad-4916-a7ee-b52a3b640ed0/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb90bf4-68ad-4916-a7ee-b52a3b640ed0/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb90bf4-68ad-4916-a7ee-b52a3b640ed0/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_0cb90bf4-68ad-4916-a7ee-b52a3b640ed0/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 58fb5e591c63ebc056bfb6417ddf45efba9827c2f78526eb3c8a68d018ffd43a --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:06:44,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:06:44,696 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:06:44,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:06:44,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:06:44,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:06:44,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:06:44,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:06:44,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:06:44,741 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:06:44,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:06:44,744 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:06:44,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:06:44,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:06:44,748 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:06:44,749 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:06:44,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:06:44,751 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:06:44,753 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:06:44,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:06:44,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:06:44,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:06:44,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:06:44,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:06:44,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:06:44,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:06:44,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:06:44,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:06:44,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:06:44,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:06:44,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:06:44,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:06:44,771 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:06:44,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:06:44,773 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:06:44,774 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:06:44,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:06:44,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:06:44,776 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:06:44,777 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:06:44,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:06:44,779 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb90bf4-68ad-4916-a7ee-b52a3b640ed0/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 06:06:44,801 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:06:44,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:06:44,803 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:06:44,803 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:06:44,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:06:44,809 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:06:44,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:06:44,809 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:06:44,810 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 06:06:44,810 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:06:44,811 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:06:44,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:06:44,818 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:06:44,819 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:06:44,819 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:06:44,819 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 06:06:44,819 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:06:44,819 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:06:44,819 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:06:44,820 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:06:44,820 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:06:44,820 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:06:44,820 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:06:44,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:06:44,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:06:44,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:06:44,821 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:06:44,821 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:06:44,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:06:44,821 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:06:44,821 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_0cb90bf4-68ad-4916-a7ee-b52a3b640ed0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb90bf4-68ad-4916-a7ee-b52a3b640ed0/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58fb5e591c63ebc056bfb6417ddf45efba9827c2f78526eb3c8a68d018ffd43a [2021-11-25 06:06:45,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:06:45,127 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:06:45,130 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:06:45,131 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:06:45,132 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:06:45,133 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb90bf4-68ad-4916-a7ee-b52a3b640ed0/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i [2021-11-25 06:06:45,203 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb90bf4-68ad-4916-a7ee-b52a3b640ed0/bin/ukojak-d1pc8ZmBRL/data/0782bc527/904101366de44f6fa4a47284af2366ca/FLAG5ad61f093 [2021-11-25 06:06:45,796 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:06:45,797 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb90bf4-68ad-4916-a7ee-b52a3b640ed0/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i [2021-11-25 06:06:45,826 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb90bf4-68ad-4916-a7ee-b52a3b640ed0/bin/ukojak-d1pc8ZmBRL/data/0782bc527/904101366de44f6fa4a47284af2366ca/FLAG5ad61f093 [2021-11-25 06:06:46,187 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb90bf4-68ad-4916-a7ee-b52a3b640ed0/bin/ukojak-d1pc8ZmBRL/data/0782bc527/904101366de44f6fa4a47284af2366ca [2021-11-25 06:06:46,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:06:46,191 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:06:46,196 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:06:46,196 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:06:46,199 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:06:46,200 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:06:46" (1/1) ... [2021-11-25 06:06:46,201 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b3912c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:46, skipping insertion in model container [2021-11-25 06:06:46,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:06:46" (1/1) ... [2021-11-25 06:06:46,206 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:06:46,264 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:06:46,786 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_0cb90bf4-68ad-4916-a7ee-b52a3b640ed0/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i[33021,33034] [2021-11-25 06:06:46,969 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_0cb90bf4-68ad-4916-a7ee-b52a3b640ed0/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i[45234,45247] [2021-11-25 06:06:46,981 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:06:46,997 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:06:47,045 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_0cb90bf4-68ad-4916-a7ee-b52a3b640ed0/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i[33021,33034] [2021-11-25 06:06:47,136 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_0cb90bf4-68ad-4916-a7ee-b52a3b640ed0/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-1.i[45234,45247] [2021-11-25 06:06:47,149 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:06:47,199 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:06:47,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:47 WrapperNode [2021-11-25 06:06:47,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:06:47,201 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:06:47,201 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:06:47,201 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:06:47,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:47" (1/1) ... [2021-11-25 06:06:47,242 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:47" (1/1) ... [2021-11-25 06:06:47,307 INFO L137 Inliner]: procedures = 177, calls = 297, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1002 [2021-11-25 06:06:47,307 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:06:47,308 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:06:47,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:06:47,308 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:06:47,317 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:47" (1/1) ... [2021-11-25 06:06:47,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:47" (1/1) ... [2021-11-25 06:06:47,330 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:47" (1/1) ... [2021-11-25 06:06:47,331 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:47" (1/1) ... [2021-11-25 06:06:47,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:47" (1/1) ... [2021-11-25 06:06:47,395 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:47" (1/1) ... [2021-11-25 06:06:47,400 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:47" (1/1) ... [2021-11-25 06:06:47,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:06:47,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:06:47,412 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:06:47,412 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:06:47,413 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:47" (1/1) ... [2021-11-25 06:06:47,421 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:06:47,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb90bf4-68ad-4916-a7ee-b52a3b640ed0/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:06:47,450 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb90bf4-68ad-4916-a7ee-b52a3b640ed0/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:06:47,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb90bf4-68ad-4916-a7ee-b52a3b640ed0/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:06:47,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 06:06:47,518 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 06:06:47,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 06:06:47,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 06:06:47,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 06:06:47,519 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 06:06:47,519 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2021-11-25 06:06:47,519 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2021-11-25 06:06:47,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 06:06:47,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:06:47,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 06:06:47,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 06:06:47,521 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 06:06:47,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 06:06:47,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 06:06:47,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:06:47,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:06:47,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:06:47,786 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:06:47,789 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:06:48,824 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:06:49,175 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:06:49,175 INFO L301 CfgBuilder]: Removed 62 assume(true) statements. [2021-11-25 06:06:49,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:06:49 BoogieIcfgContainer [2021-11-25 06:06:49,179 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:06:49,180 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:06:49,180 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:06:49,190 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:06:49,190 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:06:49" (1/1) ... [2021-11-25 06:06:49,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:06:49,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:49,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 158 states and 268 transitions. [2021-11-25 06:06:49,300 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 268 transitions. [2021-11-25 06:06:49,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 06:06:49,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:49,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:49,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:49,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 06:06:49,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:49,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 06:06:49,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:06:49,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 06:06:49,730 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 06:06:49,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:49,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 161 states and 273 transitions. [2021-11-25 06:06:49,795 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 273 transitions. [2021-11-25 06:06:49,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 06:06:49,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:49,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:49,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:49,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-25 06:06:49,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:49,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 06:06:49,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 06:06:49,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:06:49,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 06:06:50,005 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 06:06:50,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:50,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 164 states and 278 transitions. [2021-11-25 06:06:50,142 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 278 transitions. [2021-11-25 06:06:50,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:06:50,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:50,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:50,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:50,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:06:50,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:50,269 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 06:06:50,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:50,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 164 states and 276 transitions. [2021-11-25 06:06:50,277 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 276 transitions. [2021-11-25 06:06:50,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:06:50,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:50,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:50,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:50,382 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 06:06:50,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:50,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 164 states and 271 transitions. [2021-11-25 06:06:50,520 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 271 transitions. [2021-11-25 06:06:50,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 06:06:50,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:50,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:50,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:50,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:06:50,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:50,640 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 06:06:50,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:50,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 164 states and 267 transitions. [2021-11-25 06:06:50,656 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 267 transitions. [2021-11-25 06:06:50,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:06:50,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:50,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:50,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:50,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:06:50,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:50,808 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 06:06:50,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:50,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 164 states and 261 transitions. [2021-11-25 06:06:50,821 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 261 transitions. [2021-11-25 06:06:50,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:06:50,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:50,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:50,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:50,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:06:50,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:51,000 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 06:06:51,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:51,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 164 states and 253 transitions. [2021-11-25 06:06:51,078 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 253 transitions. [2021-11-25 06:06:51,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:06:51,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:51,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:51,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:51,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 1584 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:06:51,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:51,777 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 06:06:52,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:52,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 193 states and 293 transitions. [2021-11-25 06:06:52,396 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 293 transitions. [2021-11-25 06:06:52,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:06:52,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:52,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:52,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:52,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 1585 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:06:52,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:53,090 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 06:06:54,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:54,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 223 states and 335 transitions. [2021-11-25 06:06:54,065 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 335 transitions. [2021-11-25 06:06:54,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:06:54,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:54,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:54,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:54,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:06:54,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:54,283 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 06:06:54,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:54,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 223 states and 333 transitions. [2021-11-25 06:06:54,295 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 333 transitions. [2021-11-25 06:06:54,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 06:06:54,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:54,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:54,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:54,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 1598 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:06:54,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:54,935 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 06:06:54,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:54,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 223 states and 331 transitions. [2021-11-25 06:06:54,943 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 331 transitions. [2021-11-25 06:06:54,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 06:06:54,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:54,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:55,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:55,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 1599 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:06:55,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:55,515 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 06:06:55,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:55,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 226 states and 333 transitions. [2021-11-25 06:06:55,582 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 333 transitions. [2021-11-25 06:06:55,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 06:06:55,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:55,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:56,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:56,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 1627 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:06:56,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:56,166 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 06:06:56,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:56,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 226 states and 331 transitions. [2021-11-25 06:06:56,236 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 331 transitions. [2021-11-25 06:06:56,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 06:06:56,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:56,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:56,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:56,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 1600 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:06:56,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:56,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:56,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:56,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 229 states and 333 transitions. [2021-11-25 06:06:56,893 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 333 transitions. [2021-11-25 06:06:56,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 06:06:56,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:56,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:57,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:57,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 1604 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:06:57,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:57,683 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 06:06:58,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:58,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 243 states and 352 transitions. [2021-11-25 06:06:58,524 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 352 transitions. [2021-11-25 06:06:58,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 06:06:58,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:58,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:58,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:58,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 721 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:06:58,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:58,863 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 06:06:58,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:58,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 255 states and 367 transitions. [2021-11-25 06:06:58,906 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 367 transitions. [2021-11-25 06:06:58,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 06:06:58,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:58,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:59,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:59,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 1619 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:06:59,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:59,612 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 06:06:59,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:59,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 258 states and 369 transitions. [2021-11-25 06:06:59,633 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 369 transitions. [2021-11-25 06:06:59,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 06:06:59,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:59,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:59,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:59,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:06:59,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:59,991 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 06:07:00,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:00,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 270 states and 384 transitions. [2021-11-25 06:07:00,064 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 384 transitions. [2021-11-25 06:07:00,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:07:00,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:00,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:01,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:01,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:07:01,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:01,368 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:01,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:01,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 272 states and 388 transitions. [2021-11-25 06:07:01,959 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 388 transitions. [2021-11-25 06:07:01,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 06:07:01,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:01,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:04,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:04,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 06:07:04,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:04,813 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:05,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:05,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 274 states and 392 transitions. [2021-11-25 06:07:05,824 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 392 transitions. [2021-11-25 06:07:05,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 06:07:05,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:05,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:06,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:06,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 801 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 06:07:06,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:07,337 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:07:08,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:08,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 276 states and 397 transitions. [2021-11-25 06:07:08,695 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 397 transitions. [2021-11-25 06:07:08,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 06:07:08,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:08,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:09,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:09,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 831 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 06:07:09,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:09,982 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:07:12,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:12,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 278 states and 399 transitions. [2021-11-25 06:07:12,443 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 399 transitions. [2021-11-25 06:07:12,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 06:07:12,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:12,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:12,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:12,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 861 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-25 06:07:12,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:14,135 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 26 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 06:07:16,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:16,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 275 states and 395 transitions. [2021-11-25 06:07:16,722 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 395 transitions. [2021-11-25 06:07:16,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 06:07:16,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:16,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:17,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:17,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 861 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 06:07:17,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:18,196 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:07:19,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 277 states and 402 transitions. [2021-11-25 06:07:19,943 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 402 transitions. [2021-11-25 06:07:19,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 06:07:19,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 06:07:20,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:21,357 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 06:07:23,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:23,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 279 states and 405 transitions. [2021-11-25 06:07:23,639 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 405 transitions. [2021-11-25 06:07:23,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 06:07:23,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:23,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:24,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:24,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 921 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 06:07:24,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:25,294 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 51 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 06:07:27,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:27,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 281 states and 409 transitions. [2021-11-25 06:07:27,715 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 409 transitions. [2021-11-25 06:07:27,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:07:27,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:27,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:28,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:28,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 951 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 06:07:28,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:30,101 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 66 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 06:07:33,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:33,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 283 states and 412 transitions. [2021-11-25 06:07:33,660 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 412 transitions. [2021-11-25 06:07:33,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 06:07:33,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:33,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:34,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:34,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 981 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 06:07:34,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:36,691 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 83 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 06:07:41,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:41,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 285 states and 419 transitions. [2021-11-25 06:07:41,075 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 419 transitions. [2021-11-25 06:07:41,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 06:07:41,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:41,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:43,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:43,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 1011 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 06:07:43,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:45,129 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 102 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 06:07:50,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:50,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 287 states and 431 transitions. [2021-11-25 06:07:50,049 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 431 transitions. [2021-11-25 06:07:50,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:07:50,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:50,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:52,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:52,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 1041 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:07:52,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:53,620 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 123 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 06:07:58,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:58,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 289 states and 434 transitions. [2021-11-25 06:07:58,973 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 434 transitions. [2021-11-25 06:07:58,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-25 06:07:58,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:58,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:00,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:00,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 1071 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-25 06:08:00,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:03,120 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 146 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-25 06:08:09,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:09,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 291 states and 437 transitions. [2021-11-25 06:08:09,887 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 437 transitions. [2021-11-25 06:08:09,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 06:08:09,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:09,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:20,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 06:08:20,312 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 06:08:20,315 INFO L158 Benchmark]: Toolchain (without parser) took 94123.15ms. Allocated memory was 94.4MB in the beginning and 511.7MB in the end (delta: 417.3MB). Free memory was 52.6MB in the beginning and 399.9MB in the end (delta: -347.2MB). Peak memory consumption was 71.8MB. Max. memory is 16.1GB. [2021-11-25 06:08:20,316 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 94.4MB. Free memory was 71.6MB in the beginning and 71.6MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:08:20,317 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1004.17ms. Allocated memory was 94.4MB in the beginning and 115.3MB in the end (delta: 21.0MB). Free memory was 52.5MB in the beginning and 67.7MB in the end (delta: -15.2MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2021-11-25 06:08:20,317 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.62ms. Allocated memory is still 115.3MB. Free memory was 67.7MB in the beginning and 60.5MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 06:08:20,318 INFO L158 Benchmark]: Boogie Preprocessor took 102.91ms. Allocated memory is still 115.3MB. Free memory was 60.5MB in the beginning and 53.6MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 06:08:20,319 INFO L158 Benchmark]: RCFGBuilder took 1767.19ms. Allocated memory is still 115.3MB. Free memory was 53.6MB in the beginning and 57.6MB in the end (delta: -4.0MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2021-11-25 06:08:20,320 INFO L158 Benchmark]: CodeCheck took 91134.37ms. Allocated memory was 115.3MB in the beginning and 511.7MB in the end (delta: 396.4MB). Free memory was 57.6MB in the beginning and 399.9MB in the end (delta: -342.2MB). Peak memory consumption was 53.4MB. Max. memory is 16.1GB. [2021-11-25 06:08:20,324 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 0.28ms. Allocated memory is still 94.4MB. Free memory was 71.6MB in the beginning and 71.6MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1004.17ms. Allocated memory was 94.4MB in the beginning and 115.3MB in the end (delta: 21.0MB). Free memory was 52.5MB in the beginning and 67.7MB in the end (delta: -15.2MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.62ms. Allocated memory is still 115.3MB. Free memory was 67.7MB in the beginning and 60.5MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 102.91ms. Allocated memory is still 115.3MB. Free memory was 60.5MB in the beginning and 53.6MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1767.19ms. Allocated memory is still 115.3MB. Free memory was 53.6MB in the beginning and 57.6MB in the end (delta: -4.0MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. * CodeCheck took 91134.37ms. Allocated memory was 115.3MB in the beginning and 511.7MB in the end (delta: 396.4MB). Free memory was 57.6MB in the beginning and 399.9MB in the end (delta: -342.2MB). Peak memory consumption was 53.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 06:08:20,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb90bf4-68ad-4916-a7ee-b52a3b640ed0/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_0cb90bf4-68ad-4916-a7ee-b52a3b640ed0/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