./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-2.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_84afc049-f0bb-4849-92db-9d4ff5788339/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84afc049-f0bb-4849-92db-9d4ff5788339/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_84afc049-f0bb-4849-92db-9d4ff5788339/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84afc049-f0bb-4849-92db-9d4ff5788339/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84afc049-f0bb-4849-92db-9d4ff5788339/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_84afc049-f0bb-4849-92db-9d4ff5788339/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 7f552e336cb6eb3ea16ba25a84411e1d0c8dcfaa2b088c21df87ffefed1a84a7 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:07:31,639 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:07:31,641 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:07:31,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:07:31,702 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:07:31,703 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:07:31,705 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:07:31,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:07:31,716 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:07:31,720 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:07:31,721 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:07:31,725 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:07:31,725 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:07:31,733 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:07:31,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:07:31,739 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:07:31,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:07:31,745 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:07:31,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:07:31,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:07:31,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:07:31,760 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:07:31,764 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:07:31,765 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:07:31,771 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:07:31,772 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:07:31,772 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:07:31,773 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:07:31,774 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:07:31,775 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:07:31,775 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:07:31,776 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:07:31,777 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:07:31,778 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:07:31,780 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:07:31,780 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:07:31,781 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:07:31,781 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:07:31,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:07:31,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:07:31,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:07:31,784 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84afc049-f0bb-4849-92db-9d4ff5788339/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 06:07:31,809 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:07:31,810 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:07:31,810 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:07:31,811 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:07:31,811 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:07:31,812 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:07:31,812 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:07:31,812 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:07:31,812 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 06:07:31,812 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:07:31,813 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:07:31,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:07:31,813 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:07:31,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:07:31,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:07:31,814 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 06:07:31,814 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:07:31,814 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:07:31,814 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:07:31,814 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:07:31,815 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:07:31,815 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:07:31,815 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:07:31,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:07:31,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:07:31,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:07:31,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:07:31,816 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:07:31,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:07:31,816 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:07:31,817 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_84afc049-f0bb-4849-92db-9d4ff5788339/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84afc049-f0bb-4849-92db-9d4ff5788339/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f552e336cb6eb3ea16ba25a84411e1d0c8dcfaa2b088c21df87ffefed1a84a7 [2021-11-25 06:07:32,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:07:32,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:07:32,122 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:07:32,123 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:07:32,124 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:07:32,126 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84afc049-f0bb-4849-92db-9d4ff5788339/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-2.i [2021-11-25 06:07:32,194 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84afc049-f0bb-4849-92db-9d4ff5788339/bin/ukojak-d1pc8ZmBRL/data/9a03b821b/b630157ef1544d43b00a63c6590ed883/FLAG2d8da63db [2021-11-25 06:07:32,912 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:07:32,913 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84afc049-f0bb-4849-92db-9d4ff5788339/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-2.i [2021-11-25 06:07:32,937 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84afc049-f0bb-4849-92db-9d4ff5788339/bin/ukojak-d1pc8ZmBRL/data/9a03b821b/b630157ef1544d43b00a63c6590ed883/FLAG2d8da63db [2021-11-25 06:07:33,076 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84afc049-f0bb-4849-92db-9d4ff5788339/bin/ukojak-d1pc8ZmBRL/data/9a03b821b/b630157ef1544d43b00a63c6590ed883 [2021-11-25 06:07:33,079 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:07:33,080 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:07:33,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:07:33,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:07:33,105 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:07:33,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:07:33" (1/1) ... [2021-11-25 06:07:33,107 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42e67813 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:33, skipping insertion in model container [2021-11-25 06:07:33,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:07:33" (1/1) ... [2021-11-25 06:07:33,115 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:07:33,217 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:07:33,744 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_84afc049-f0bb-4849-92db-9d4ff5788339/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-2.i[33021,33034] [2021-11-25 06:07:33,917 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:07:33,928 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:07:33,971 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_84afc049-f0bb-4849-92db-9d4ff5788339/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-2.i[33021,33034] [2021-11-25 06:07:34,025 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:07:34,066 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:07:34,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:34 WrapperNode [2021-11-25 06:07:34,067 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:07:34,068 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:07:34,069 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:07:34,073 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:07:34,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:34" (1/1) ... [2021-11-25 06:07:34,142 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:34" (1/1) ... [2021-11-25 06:07:34,225 INFO L137 Inliner]: procedures = 177, calls = 237, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 782 [2021-11-25 06:07:34,226 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:07:34,227 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:07:34,228 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:07:34,228 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:07:34,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:34" (1/1) ... [2021-11-25 06:07:34,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:34" (1/1) ... [2021-11-25 06:07:34,256 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:34" (1/1) ... [2021-11-25 06:07:34,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:34" (1/1) ... [2021-11-25 06:07:34,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:34" (1/1) ... [2021-11-25 06:07:34,323 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:34" (1/1) ... [2021-11-25 06:07:34,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:34" (1/1) ... [2021-11-25 06:07:34,335 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:07:34,336 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:07:34,336 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:07:34,336 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:07:34,337 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:34" (1/1) ... [2021-11-25 06:07:34,350 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:07:34,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84afc049-f0bb-4849-92db-9d4ff5788339/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:07:34,383 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84afc049-f0bb-4849-92db-9d4ff5788339/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:07:34,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84afc049-f0bb-4849-92db-9d4ff5788339/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:07:34,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 06:07:34,440 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 06:07:34,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 06:07:34,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 06:07:34,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 06:07:34,440 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 06:07:34,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 06:07:34,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:07:34,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 06:07:34,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 06:07:34,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 06:07:34,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 06:07:34,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:07:34,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:07:34,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:07:34,667 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:07:34,669 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:07:35,702 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:07:36,119 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:07:36,120 INFO L301 CfgBuilder]: Removed 40 assume(true) statements. [2021-11-25 06:07:36,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:07:36 BoogieIcfgContainer [2021-11-25 06:07:36,124 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:07:36,125 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:07:36,125 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:07:36,138 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:07:36,138 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:07:36" (1/1) ... [2021-11-25 06:07:36,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:07:36,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:36,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 103 states and 172 transitions. [2021-11-25 06:07:36,252 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 172 transitions. [2021-11-25 06:07:36,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 06:07:36,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:36,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:36,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:36,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:07:36,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:36,525 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 06:07:36,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:36,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 105 states and 175 transitions. [2021-11-25 06:07:36,588 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 175 transitions. [2021-11-25 06:07:36,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 06:07:36,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:36,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:36,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:36,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:07:36,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:36,692 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 06:07:36,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:36,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 104 states and 174 transitions. [2021-11-25 06:07:36,708 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 174 transitions. [2021-11-25 06:07:36,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:07:36,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:36,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:36,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:36,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:07:36,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:36,859 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 06:07:36,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:36,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 104 states and 172 transitions. [2021-11-25 06:07:36,868 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 172 transitions. [2021-11-25 06:07:36,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:07:36,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:36,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:36,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:36,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:07:36,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:37,017 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 06:07:37,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:37,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 104 states and 168 transitions. [2021-11-25 06:07:37,041 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 168 transitions. [2021-11-25 06:07:37,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:07:37,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:37,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:37,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:37,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:07:37,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:37,223 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 06:07:37,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:37,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 104 states and 162 transitions. [2021-11-25 06:07:37,244 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 162 transitions. [2021-11-25 06:07:37,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:07:37,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:37,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:37,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:37,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 1405 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:07:37,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:37,941 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 06:07:38,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:38,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 104 states and 156 transitions. [2021-11-25 06:07:38,031 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 156 transitions. [2021-11-25 06:07:38,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:07:38,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:38,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:38,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:38,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 1542 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:07:38,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:38,710 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 06:07:38,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:38,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 128 states and 186 transitions. [2021-11-25 06:07:38,911 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 186 transitions. [2021-11-25 06:07:38,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:07:38,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:38,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:39,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:39,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:07:39,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:39,076 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 06:07:39,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:39,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 128 states and 184 transitions. [2021-11-25 06:07:39,083 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 184 transitions. [2021-11-25 06:07:39,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:07:39,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:39,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:39,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:39,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 1543 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:07:39,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:39,697 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 06:07:39,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:39,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 153 states and 215 transitions. [2021-11-25 06:07:39,929 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 215 transitions. [2021-11-25 06:07:39,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:07:39,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:39,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:40,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:40,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:07:40,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:40,161 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 06:07:40,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:40,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 153 states and 213 transitions. [2021-11-25 06:07:40,177 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 213 transitions. [2021-11-25 06:07:40,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:07:40,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:40,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:40,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:40,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 1556 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:07:40,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:40,705 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 06:07:40,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:40,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 153 states and 211 transitions. [2021-11-25 06:07:40,713 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 211 transitions. [2021-11-25 06:07:40,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:07:40,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:40,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:41,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:41,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 1572 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:07:41,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:41,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:41,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:41,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 166 states and 226 transitions. [2021-11-25 06:07:41,470 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 226 transitions. [2021-11-25 06:07:41,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:07:41,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:41,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:42,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:42,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 1557 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:07:42,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:42,163 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 06:07:42,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:42,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 169 states and 228 transitions. [2021-11-25 06:07:42,188 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 228 transitions. [2021-11-25 06:07:42,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:07:42,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:42,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:42,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:42,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 1558 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:07:42,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:42,701 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 06:07:42,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:42,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 172 states and 230 transitions. [2021-11-25 06:07:42,734 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 230 transitions. [2021-11-25 06:07:42,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 06:07:42,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:42,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:43,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:43,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 1587 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:07:43,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:43,376 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:43,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:43,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 175 states and 232 transitions. [2021-11-25 06:07:43,389 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 232 transitions. [2021-11-25 06:07:43,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 06:07:43,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:43,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:43,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:43,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:07:43,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:43,757 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 06:07:43,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:43,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 184 states and 242 transitions. [2021-11-25 06:07:43,796 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 242 transitions. [2021-11-25 06:07:43,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 06:07:43,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:43,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:44,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:44,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 680 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:07:44,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:44,117 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 06:07:44,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:44,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 193 states and 252 transitions. [2021-11-25 06:07:44,173 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 252 transitions. [2021-11-25 06:07:44,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 06:07:44,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:44,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:48,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:48,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:07:48,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:48,443 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:48,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:48,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 195 states and 256 transitions. [2021-11-25 06:07:48,564 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 256 transitions. [2021-11-25 06:07:48,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:07:48,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:48,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:49,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:49,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 06:07:49,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:49,485 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:49,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:49,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 197 states and 259 transitions. [2021-11-25 06:07:49,748 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 259 transitions. [2021-11-25 06:07:49,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:07:49,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:49,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:50,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:50,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-25 06:07:50,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:50,528 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:07:50,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:50,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 199 states and 264 transitions. [2021-11-25 06:07:50,898 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 264 transitions. [2021-11-25 06:07:50,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 06:07:50,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:50,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:51,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:51,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 06:07:51,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:51,843 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:07:52,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:52,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 199 states and 264 transitions. [2021-11-25 06:07:52,028 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 264 transitions. [2021-11-25 06:07:52,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 06:07:52,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:52,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:53,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:53,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 06:07:53,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:53,357 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:07:53,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:53,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 199 states and 264 transitions. [2021-11-25 06:07:53,554 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 264 transitions. [2021-11-25 06:07:53,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 06:07:53,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:53,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:54,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 06:07:54,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:54,639 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:07:54,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:54,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 199 states and 264 transitions. [2021-11-25 06:07:54,683 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 264 transitions. [2021-11-25 06:07:54,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 06:07:54,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:54,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:55,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:55,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 06:07:55,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:55,548 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:07:55,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:55,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 201 states and 267 transitions. [2021-11-25 06:07:55,775 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 267 transitions. [2021-11-25 06:07:55,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:07:55,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:55,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:57,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:57,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 06:07:57,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:57,412 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 29 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:07:58,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:58,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 200 states and 270 transitions. [2021-11-25 06:07:58,197 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 270 transitions. [2021-11-25 06:07:58,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:07:58,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:58,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:59,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:59,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 06:07:59,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:59,868 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 06:08:00,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:00,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 202 states and 273 transitions. [2021-11-25 06:08:00,511 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 273 transitions. [2021-11-25 06:08:00,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 06:08:00,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:00,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:01,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:01,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 889 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 06:08:01,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:01,637 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 53 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 06:08:02,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:02,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 204 states and 276 transitions. [2021-11-25 06:08:02,470 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 276 transitions. [2021-11-25 06:08:02,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:08:02,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:02,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:03,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 06:08:03,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:03,764 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 68 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 06:08:04,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:04,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 206 states and 279 transitions. [2021-11-25 06:08:04,684 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 279 transitions. [2021-11-25 06:08:04,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 06:08:04,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:04,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:06,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:06,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 06:08:06,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:07,596 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 12 proven. 136 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 06:08:08,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:08,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 206 states and 279 transitions. [2021-11-25 06:08:08,382 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 279 transitions. [2021-11-25 06:08:08,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 06:08:08,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:08,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:09,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:09,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 06:08:09,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:09,815 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 12 proven. 136 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 06:08:10,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:10,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 206 states and 279 transitions. [2021-11-25 06:08:10,402 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 279 transitions. [2021-11-25 06:08:10,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 06:08:10,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:10,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:19,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:19,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-25 06:08:19,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:19,366 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 85 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 06:08:19,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:19,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 208 states and 291 transitions. [2021-11-25 06:08:19,849 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 291 transitions. [2021-11-25 06:08:19,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:08:19,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:19,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:22,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:22,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 06:08:22,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:22,710 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 104 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 06:08:24,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:24,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 210 states and 303 transitions. [2021-11-25 06:08:24,160 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 303 transitions. [2021-11-25 06:08:24,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 06:08:24,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:24,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:28,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:28,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:08:28,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:28,878 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 06:08:29,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:29,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 210 states and 303 transitions. [2021-11-25 06:08:29,827 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 303 transitions. [2021-11-25 06:08:29,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 06:08:29,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:29,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:31,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:31,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-25 06:08:31,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:32,203 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 125 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 06:08:33,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:33,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 212 states and 306 transitions. [2021-11-25 06:08:33,001 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 306 transitions. [2021-11-25 06:08:33,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:08:33,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:33,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:33,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:33,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 1039 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-25 06:08:33,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:08:36,684 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 21 proven. 253 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:08:39,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:39,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 212 states and 306 transitions. [2021-11-25 06:08:39,975 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 306 transitions. [2021-11-25 06:08:39,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:08:39,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:39,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:50,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 06:08:50,358 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 06:08:50,370 INFO L158 Benchmark]: Toolchain (without parser) took 77289.19ms. Allocated memory was 98.6MB in the beginning and 478.2MB in the end (delta: 379.6MB). Free memory was 54.7MB in the beginning and 252.3MB in the end (delta: -197.6MB). Peak memory consumption was 182.9MB. Max. memory is 16.1GB. [2021-11-25 06:08:50,371 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 98.6MB. Free memory was 73.0MB in the beginning and 73.0MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:08:50,372 INFO L158 Benchmark]: CACSL2BoogieTranslator took 984.74ms. Allocated memory is still 98.6MB. Free memory was 54.4MB in the beginning and 52.4MB in the end (delta: 2.1MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2021-11-25 06:08:50,373 INFO L158 Benchmark]: Boogie Procedure Inliner took 158.48ms. Allocated memory is still 98.6MB. Free memory was 52.4MB in the beginning and 46.6MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 06:08:50,374 INFO L158 Benchmark]: Boogie Preprocessor took 107.72ms. Allocated memory is still 98.6MB. Free memory was 46.6MB in the beginning and 41.0MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 06:08:50,375 INFO L158 Benchmark]: RCFGBuilder took 1788.45ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 40.6MB in the beginning and 77.9MB in the end (delta: -37.3MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2021-11-25 06:08:50,375 INFO L158 Benchmark]: CodeCheck took 74243.58ms. Allocated memory was 119.5MB in the beginning and 478.2MB in the end (delta: 358.6MB). Free memory was 77.9MB in the beginning and 252.3MB in the end (delta: -174.4MB). Peak memory consumption was 185.1MB. Max. memory is 16.1GB. [2021-11-25 06:08:50,379 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 0.33ms. Allocated memory is still 98.6MB. Free memory was 73.0MB in the beginning and 73.0MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 984.74ms. Allocated memory is still 98.6MB. Free memory was 54.4MB in the beginning and 52.4MB in the end (delta: 2.1MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 158.48ms. Allocated memory is still 98.6MB. Free memory was 52.4MB in the beginning and 46.6MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 107.72ms. Allocated memory is still 98.6MB. Free memory was 46.6MB in the beginning and 41.0MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1788.45ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 40.6MB in the beginning and 77.9MB in the end (delta: -37.3MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * CodeCheck took 74243.58ms. Allocated memory was 119.5MB in the beginning and 478.2MB in the end (delta: 358.6MB). Free memory was 77.9MB in the beginning and 252.3MB in the end (delta: -174.4MB). Peak memory consumption was 185.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 06:08:50,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84afc049-f0bb-4849-92db-9d4ff5788339/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84afc049-f0bb-4849-92db-9d4ff5788339/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