./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb485cd9-db7d-46bf-8c09-7d3745542fc4/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb485cd9-db7d-46bf-8c09-7d3745542fc4/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb485cd9-db7d-46bf-8c09-7d3745542fc4/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb485cd9-db7d-46bf-8c09-7d3745542fc4/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb485cd9-db7d-46bf-8c09-7d3745542fc4/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb485cd9-db7d-46bf-8c09-7d3745542fc4/bin/ukojak-vF6T2TMglN --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 8a34048511216dfe9a14f70dd929fd2de5a6eaf4560cb9e9e466dd0467a1d6d7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:59:56,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:59:56,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:59:56,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:59:56,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:59:56,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:59:56,104 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:59:56,107 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:59:56,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:59:56,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:59:56,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:59:56,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:59:56,114 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:59:56,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:59:56,117 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:59:56,118 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:59:56,119 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:59:56,121 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:59:56,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:59:56,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:59:56,128 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:59:56,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:59:56,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:59:56,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:59:56,139 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:59:56,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:59:56,141 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:59:56,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:59:56,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:59:56,148 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:59:56,149 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:59:56,150 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:59:56,152 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:59:56,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:59:56,155 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:59:56,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:59:56,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:59:56,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:59:56,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:59:56,159 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:59:56,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:59:56,161 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb485cd9-db7d-46bf-8c09-7d3745542fc4/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 04:59:56,199 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:59:56,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:59:56,201 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:59:56,201 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:59:56,202 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:59:56,202 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:59:56,202 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:59:56,203 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:59:56,203 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 04:59:56,203 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 04:59:56,204 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:59:56,205 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:59:56,205 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:59:56,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:59:56,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:59:56,206 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 04:59:56,206 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:59:56,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:59:56,206 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:59:56,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:59:56,207 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:59:56,207 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:59:56,207 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:59:56,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:59:56,208 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:59:56,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:59:56,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:59:56,209 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 04:59:56,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 04:59:56,210 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:59:56,211 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_fb485cd9-db7d-46bf-8c09-7d3745542fc4/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb485cd9-db7d-46bf-8c09-7d3745542fc4/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a34048511216dfe9a14f70dd929fd2de5a6eaf4560cb9e9e466dd0467a1d6d7 [2021-11-21 04:59:56,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:59:56,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:59:56,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:59:56,531 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:59:56,532 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:59:56,533 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb485cd9-db7d-46bf-8c09-7d3745542fc4/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i [2021-11-21 04:59:56,619 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb485cd9-db7d-46bf-8c09-7d3745542fc4/bin/ukojak-vF6T2TMglN/data/f9d265a93/ae7c0d898b1a470097a44ba511c14220/FLAG0dcfc0c45 [2021-11-21 04:59:57,150 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:59:57,150 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb485cd9-db7d-46bf-8c09-7d3745542fc4/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i [2021-11-21 04:59:57,170 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb485cd9-db7d-46bf-8c09-7d3745542fc4/bin/ukojak-vF6T2TMglN/data/f9d265a93/ae7c0d898b1a470097a44ba511c14220/FLAG0dcfc0c45 [2021-11-21 04:59:57,442 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb485cd9-db7d-46bf-8c09-7d3745542fc4/bin/ukojak-vF6T2TMglN/data/f9d265a93/ae7c0d898b1a470097a44ba511c14220 [2021-11-21 04:59:57,445 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:59:57,446 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:59:57,447 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:59:57,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:59:57,451 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:59:57,451 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:59:57" (1/1) ... [2021-11-21 04:59:57,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b49d19a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:57, skipping insertion in model container [2021-11-21 04:59:57,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:59:57" (1/1) ... [2021-11-21 04:59:57,459 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:59:57,525 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:59:57,973 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_fb485cd9-db7d-46bf-8c09-7d3745542fc4/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i[33021,33034] [2021-11-21 04:59:58,106 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:59:58,114 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:59:58,145 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_fb485cd9-db7d-46bf-8c09-7d3745542fc4/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i[33021,33034] [2021-11-21 04:59:58,184 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:59:58,221 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:59:58,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:58 WrapperNode [2021-11-21 04:59:58,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:59:58,222 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:59:58,223 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:59:58,223 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:59:58,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:58" (1/1) ... [2021-11-21 04:59:58,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:58" (1/1) ... [2021-11-21 04:59:58,309 INFO L137 Inliner]: procedures = 177, calls = 186, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 627 [2021-11-21 04:59:58,310 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:59:58,311 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:59:58,311 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:59:58,311 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:59:58,320 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:58" (1/1) ... [2021-11-21 04:59:58,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:58" (1/1) ... [2021-11-21 04:59:58,330 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:58" (1/1) ... [2021-11-21 04:59:58,330 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:58" (1/1) ... [2021-11-21 04:59:58,361 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:58" (1/1) ... [2021-11-21 04:59:58,370 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:58" (1/1) ... [2021-11-21 04:59:58,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:58" (1/1) ... [2021-11-21 04:59:58,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:59:58,381 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:59:58,381 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:59:58,381 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:59:58,383 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:58" (1/1) ... [2021-11-21 04:59:58,397 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:59:58,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb485cd9-db7d-46bf-8c09-7d3745542fc4/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:59:58,435 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb485cd9-db7d-46bf-8c09-7d3745542fc4/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:59:58,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb485cd9-db7d-46bf-8c09-7d3745542fc4/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:59:58,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 04:59:58,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 04:59:58,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 04:59:58,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 04:59:58,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 04:59:58,479 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 04:59:58,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 04:59:58,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:59:58,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 04:59:58,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 04:59:58,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 04:59:58,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 04:59:58,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 04:59:58,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:59:58,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:59:58,621 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:59:58,623 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:59:59,757 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:00:00,066 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:00:00,066 INFO L301 CfgBuilder]: Removed 31 assume(true) statements. [2021-11-21 05:00:00,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:00:00 BoogieIcfgContainer [2021-11-21 05:00:00,072 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:00:00,073 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:00:00,073 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:00:00,083 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:00:00,083 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:00:00" (1/1) ... [2021-11-21 05:00:00,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:00:00,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:00,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 89 states and 147 transitions. [2021-11-21 05:00:00,177 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 147 transitions. [2021-11-21 05:00:00,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 05:00:00,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:00,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:00,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:00,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:00:00,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:00,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:00,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:00,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 91 states and 150 transitions. [2021-11-21 05:00:00,464 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 150 transitions. [2021-11-21 05:00:00,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:00:00,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:00,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:00,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:00,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:00:00,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:00,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:00,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:00,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 90 states and 149 transitions. [2021-11-21 05:00:00,553 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 149 transitions. [2021-11-21 05:00:00,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:00:00,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:00,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:00,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:00,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:00:00,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:00,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:00,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:00,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 90 states and 147 transitions. [2021-11-21 05:00:00,655 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 147 transitions. [2021-11-21 05:00:00,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:00:00,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:00,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:00,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:00,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:00:00,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:00,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:00,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:00,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2021-11-21 05:00:00,759 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2021-11-21 05:00:00,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:00:00,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:00,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:00,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:00,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:00:00,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:00,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:00,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:00,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 90 states and 137 transitions. [2021-11-21 05:00:00,872 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 137 transitions. [2021-11-21 05:00:00,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:00:00,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:00,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:00,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:00,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:00:00,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:00,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:01,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:01,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 90 states and 131 transitions. [2021-11-21 05:00:01,039 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 131 transitions. [2021-11-21 05:00:01,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:00:01,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:01,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:01,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:01,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:00:01,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:01,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:01,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:01,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 114 states and 161 transitions. [2021-11-21 05:00:01,489 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 161 transitions. [2021-11-21 05:00:01,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:00:01,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:01,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:01,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:01,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:00:01,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:01,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:01,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:01,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 114 states and 159 transitions. [2021-11-21 05:00:01,608 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 159 transitions. [2021-11-21 05:00:01,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:00:01,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:01,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:01,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:01,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:00:01,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:01,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:02,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:02,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 139 states and 190 transitions. [2021-11-21 05:00:02,100 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 190 transitions. [2021-11-21 05:00:02,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:00:02,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:02,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:02,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:02,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:00:02,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:02,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:02,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:02,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 139 states and 188 transitions. [2021-11-21 05:00:02,239 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2021-11-21 05:00:02,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:00:02,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:02,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:02,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:02,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:00:02,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:02,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:02,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:02,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 139 states and 186 transitions. [2021-11-21 05:00:02,392 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 186 transitions. [2021-11-21 05:00:02,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:00:02,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:02,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:02,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:02,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:00:02,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:02,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:02,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:02,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 152 states and 201 transitions. [2021-11-21 05:00:02,735 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 201 transitions. [2021-11-21 05:00:02,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:00:02,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:02,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:02,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:02,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:00:02,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:02,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:00:02,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:02,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 155 states and 203 transitions. [2021-11-21 05:00:02,914 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 203 transitions. [2021-11-21 05:00:02,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:00:02,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:02,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:02,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:02,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:00:02,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:03,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:00:03,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:03,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 158 states and 205 transitions. [2021-11-21 05:00:03,129 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 205 transitions. [2021-11-21 05:00:03,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:00:03,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:03,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:03,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:03,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:00:03,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:03,344 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:00:03,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:03,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 161 states and 207 transitions. [2021-11-21 05:00:03,376 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 207 transitions. [2021-11-21 05:00:03,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:00:03,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:03,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:03,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:03,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:00:03,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:03,571 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:00:03,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:03,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 170 states and 217 transitions. [2021-11-21 05:00:03,608 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 217 transitions. [2021-11-21 05:00:03,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:00:03,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:03,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:03,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:03,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:00:03,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:03,798 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:00:03,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:03,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 179 states and 227 transitions. [2021-11-21 05:00:03,847 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 227 transitions. [2021-11-21 05:00:03,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 05:00:03,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:03,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:04,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:04,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:00:04,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:04,374 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:04,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:04,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-21 05:00:04,462 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-21 05:00:04,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 05:00:04,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:04,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:04,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:04,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-21 05:00:04,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:04,936 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:00:05,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:05,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 183 states and 234 transitions. [2021-11-21 05:00:05,188 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 234 transitions. [2021-11-21 05:00:05,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:00:05,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:05,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:07,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:07,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-21 05:00:07,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:08,093 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:00:08,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:08,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 185 states and 239 transitions. [2021-11-21 05:00:08,410 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 239 transitions. [2021-11-21 05:00:08,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:00:08,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:08,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:08,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:08,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:00:09,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:09,193 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:00:09,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:09,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 185 states and 239 transitions. [2021-11-21 05:00:09,372 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 239 transitions. [2021-11-21 05:00:09,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:00:09,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:09,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:09,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:09,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-21 05:00:09,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:09,940 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 9 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:00:10,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:10,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 185 states and 239 transitions. [2021-11-21 05:00:10,220 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 239 transitions. [2021-11-21 05:00:10,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:00:10,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:10,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:10,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 05:00:10,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:10,711 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:00:10,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:10,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 187 states and 245 transitions. [2021-11-21 05:00:10,921 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 245 transitions. [2021-11-21 05:00:10,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:00:10,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:10,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:11,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:11,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-21 05:00:11,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:11,364 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 29 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:00:12,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:12,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 186 states and 245 transitions. [2021-11-21 05:00:12,348 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 245 transitions. [2021-11-21 05:00:12,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:00:12,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:12,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:12,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:12,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:00:12,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:13,100 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 05:00:13,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:13,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 188 states and 248 transitions. [2021-11-21 05:00:13,723 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 248 transitions. [2021-11-21 05:00:13,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:00:13,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:13,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:14,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:14,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-21 05:00:14,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:14,600 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 53 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 05:00:15,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:15,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 190 states and 257 transitions. [2021-11-21 05:00:15,393 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 257 transitions. [2021-11-21 05:00:15,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:00:15,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:15,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:15,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:15,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 05:00:15,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:16,392 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:00:16,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:16,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 190 states and 257 transitions. [2021-11-21 05:00:16,827 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 257 transitions. [2021-11-21 05:00:16,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:00:16,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:16,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:17,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:17,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-21 05:00:17,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:17,672 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 68 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-21 05:00:18,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:18,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 192 states and 257 transitions. [2021-11-21 05:00:18,908 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 257 transitions. [2021-11-21 05:00:18,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:00:18,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:18,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:19,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:19,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-21 05:00:19,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:20,224 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 85 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-21 05:00:21,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:21,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 194 states and 264 transitions. [2021-11-21 05:00:21,551 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 264 transitions. [2021-11-21 05:00:21,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 05:00:21,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:21,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:23,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:23,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-21 05:00:23,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:24,104 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 104 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-21 05:00:25,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:25,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 196 states and 276 transitions. [2021-11-21 05:00:25,689 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 276 transitions. [2021-11-21 05:00:25,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:00:25,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:25,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:26,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:26,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-21 05:00:26,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:27,020 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 125 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-21 05:00:28,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:28,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 198 states and 289 transitions. [2021-11-21 05:00:28,289 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 289 transitions. [2021-11-21 05:00:28,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 05:00:28,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:28,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:28,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:28,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-21 05:00:28,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:29,827 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 21 proven. 253 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:00:31,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:31,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 198 states and 289 transitions. [2021-11-21 05:00:31,557 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 289 transitions. [2021-11-21 05:00:31,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 05:00:31,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:31,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:35,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:35,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-21 05:00:35,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:36,350 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 148 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-21 05:00:37,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:37,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 200 states and 303 transitions. [2021-11-21 05:00:37,744 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 303 transitions. [2021-11-21 05:00:37,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:00:37,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:37,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:38,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:38,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-21 05:00:38,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:39,602 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 29 proven. 287 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 05:00:40,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:40,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 200 states and 303 transitions. [2021-11-21 05:00:40,746 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 303 transitions. [2021-11-21 05:00:40,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:00:40,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:40,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:41,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:41,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 05:00:41,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:41,857 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 173 proven. 78 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-21 05:00:42,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:42,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 202 states and 306 transitions. [2021-11-21 05:00:42,811 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 306 transitions. [2021-11-21 05:00:42,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 05:00:42,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:42,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:44,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:44,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 56 conjunts are in the unsatisfiable core [2021-11-21 05:00:44,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:45,348 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 200 proven. 91 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-21 05:00:48,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:48,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 204 states and 310 transitions. [2021-11-21 05:00:48,367 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 310 transitions. [2021-11-21 05:00:48,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:00:48,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:48,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:49,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:49,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:00:49,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:51,246 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 228 proven. 105 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-21 05:00:53,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:53,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 204 states and 310 transitions. [2021-11-21 05:00:53,211 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 310 transitions. [2021-11-21 05:00:53,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:00:53,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:53,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:54,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:54,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:00:54,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:00:56,152 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 228 proven. 105 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-21 05:00:58,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:58,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 204 states and 310 transitions. [2021-11-21 05:00:58,599 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 310 transitions. [2021-11-21 05:00:58,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:00:58,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:58,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:08,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 05:01:08,740 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) [2021-11-21 05:01:08,744 INFO L158 Benchmark]: Toolchain (without parser) took 71297.09ms. Allocated memory was 83.9MB in the beginning and 207.6MB in the end (delta: 123.7MB). Free memory was 48.0MB in the beginning and 109.0MB in the end (delta: -61.0MB). Peak memory consumption was 62.6MB. Max. memory is 16.1GB. [2021-11-21 05:01:08,744 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 83.9MB. Free memory was 62.8MB in the beginning and 62.8MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 05:01:08,745 INFO L158 Benchmark]: CACSL2BoogieTranslator took 774.35ms. Allocated memory was 83.9MB in the beginning and 109.1MB in the end (delta: 25.2MB). Free memory was 47.7MB in the beginning and 66.6MB in the end (delta: -18.9MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2021-11-21 05:01:08,746 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.66ms. Allocated memory is still 109.1MB. Free memory was 66.6MB in the beginning and 61.6MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-21 05:01:08,747 INFO L158 Benchmark]: Boogie Preprocessor took 69.74ms. Allocated memory is still 109.1MB. Free memory was 61.6MB in the beginning and 57.1MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-21 05:01:08,747 INFO L158 Benchmark]: RCFGBuilder took 1691.27ms. Allocated memory is still 109.1MB. Free memory was 56.6MB in the beginning and 46.3MB in the end (delta: 10.3MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2021-11-21 05:01:08,748 INFO L158 Benchmark]: CodeCheck took 68669.31ms. Allocated memory was 109.1MB in the beginning and 207.6MB in the end (delta: 98.6MB). Free memory was 46.3MB in the beginning and 109.0MB in the end (delta: -62.7MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2021-11-21 05:01:08,751 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 83.9MB. Free memory was 62.8MB in the beginning and 62.8MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 774.35ms. Allocated memory was 83.9MB in the beginning and 109.1MB in the end (delta: 25.2MB). Free memory was 47.7MB in the beginning and 66.6MB in the end (delta: -18.9MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.66ms. Allocated memory is still 109.1MB. Free memory was 66.6MB in the beginning and 61.6MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.74ms. Allocated memory is still 109.1MB. Free memory was 61.6MB in the beginning and 57.1MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1691.27ms. Allocated memory is still 109.1MB. Free memory was 56.6MB in the beginning and 46.3MB in the end (delta: 10.3MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * CodeCheck took 68669.31ms. Allocated memory was 109.1MB in the beginning and 207.6MB in the end (delta: 98.6MB). Free memory was 46.3MB in the beginning and 109.0MB in the end (delta: -62.7MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 05:01:08,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb485cd9-db7d-46bf-8c09-7d3745542fc4/bin/ukojak-vF6T2TMglN/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_fb485cd9-db7d-46bf-8c09-7d3745542fc4/bin/ukojak-vF6T2TMglN/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