./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9492a8f8-281f-4208-88b5-6b39e209f18d/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9492a8f8-281f-4208-88b5-6b39e209f18d/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_9492a8f8-281f-4208-88b5-6b39e209f18d/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9492a8f8-281f-4208-88b5-6b39e209f18d/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9492a8f8-281f-4208-88b5-6b39e209f18d/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_9492a8f8-281f-4208-88b5-6b39e209f18d/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 a74358cfc3b57ddf641c2843362a5594690e287c76148ee1838c9104dbe09de1 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:49:09,508 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:49:09,511 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:49:09,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:49:09,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:49:09,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:49:09,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:49:09,577 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:49:09,580 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:49:09,586 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:49:09,587 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:49:09,589 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:49:09,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:49:09,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:49:09,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:49:09,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:49:09,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:49:09,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:49:09,604 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:49:09,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:49:09,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:49:09,618 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:49:09,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:49:09,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:49:09,632 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:49:09,633 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:49:09,633 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:49:09,635 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:49:09,636 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:49:09,637 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:49:09,638 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:49:09,639 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:49:09,641 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:49:09,642 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:49:09,643 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:49:09,644 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:49:09,644 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:49:09,645 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:49:09,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:49:09,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:49:09,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:49:09,648 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9492a8f8-281f-4208-88b5-6b39e209f18d/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 06:49:09,689 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:49:09,689 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:49:09,691 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:49:09,692 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:49:09,692 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:49:09,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:49:09,693 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:49:09,693 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:49:09,700 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 06:49:09,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:49:09,701 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:49:09,701 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:49:09,702 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:49:09,702 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:49:09,702 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:49:09,702 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 06:49:09,702 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:49:09,703 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:49:09,703 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:49:09,703 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:49:09,703 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:49:09,704 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:49:09,704 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:49:09,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:49:09,705 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:49:09,705 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:49:09,705 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:49:09,706 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:49:09,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:49:09,706 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:49:09,706 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_9492a8f8-281f-4208-88b5-6b39e209f18d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9492a8f8-281f-4208-88b5-6b39e209f18d/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a74358cfc3b57ddf641c2843362a5594690e287c76148ee1838c9104dbe09de1 [2021-11-25 06:49:10,024 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:49:10,061 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:49:10,064 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:49:10,066 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:49:10,067 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:49:10,068 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9492a8f8-281f-4208-88b5-6b39e209f18d/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i [2021-11-25 06:49:10,185 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9492a8f8-281f-4208-88b5-6b39e209f18d/bin/ukojak-d1pc8ZmBRL/data/0e4361040/0f94ae862cf14f01848e131824897208/FLAG95c6e634d [2021-11-25 06:49:10,763 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:49:10,764 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9492a8f8-281f-4208-88b5-6b39e209f18d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i [2021-11-25 06:49:10,791 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9492a8f8-281f-4208-88b5-6b39e209f18d/bin/ukojak-d1pc8ZmBRL/data/0e4361040/0f94ae862cf14f01848e131824897208/FLAG95c6e634d [2021-11-25 06:49:11,039 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9492a8f8-281f-4208-88b5-6b39e209f18d/bin/ukojak-d1pc8ZmBRL/data/0e4361040/0f94ae862cf14f01848e131824897208 [2021-11-25 06:49:11,041 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:49:11,042 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:49:11,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:49:11,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:49:11,049 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:49:11,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:49:11" (1/1) ... [2021-11-25 06:49:11,051 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5803b5ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:49:11, skipping insertion in model container [2021-11-25 06:49:11,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:49:11" (1/1) ... [2021-11-25 06:49:11,059 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:49:11,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:49:11,650 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_9492a8f8-281f-4208-88b5-6b39e209f18d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i[33021,33034] [2021-11-25 06:49:11,781 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:49:11,797 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:49:11,850 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_9492a8f8-281f-4208-88b5-6b39e209f18d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i[33021,33034] [2021-11-25 06:49:11,911 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:49:11,951 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:49:11,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:49:11 WrapperNode [2021-11-25 06:49:11,952 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:49:11,953 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:49:11,953 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:49:11,954 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:49:11,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:49:11" (1/1) ... [2021-11-25 06:49:11,988 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:49:11" (1/1) ... [2021-11-25 06:49:12,051 INFO L137 Inliner]: procedures = 177, calls = 186, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 627 [2021-11-25 06:49:12,057 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:49:12,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:49:12,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:49:12,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:49:12,067 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:49:11" (1/1) ... [2021-11-25 06:49:12,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:49:11" (1/1) ... [2021-11-25 06:49:12,083 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:49:11" (1/1) ... [2021-11-25 06:49:12,084 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:49:11" (1/1) ... [2021-11-25 06:49:12,119 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:49:11" (1/1) ... [2021-11-25 06:49:12,129 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:49:11" (1/1) ... [2021-11-25 06:49:12,140 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:49:11" (1/1) ... [2021-11-25 06:49:12,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:49:12,153 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:49:12,153 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:49:12,153 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:49:12,154 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:49:11" (1/1) ... [2021-11-25 06:49:12,162 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:49:12,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9492a8f8-281f-4208-88b5-6b39e209f18d/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:49:12,195 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9492a8f8-281f-4208-88b5-6b39e209f18d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:49:12,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9492a8f8-281f-4208-88b5-6b39e209f18d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:49:12,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 06:49:12,231 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 06:49:12,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 06:49:12,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 06:49:12,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 06:49:12,232 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 06:49:12,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 06:49:12,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:49:12,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 06:49:12,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 06:49:12,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 06:49:12,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 06:49:12,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:49:12,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:49:12,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:49:12,434 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:49:12,447 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:49:13,378 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:49:13,722 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:49:13,722 INFO L301 CfgBuilder]: Removed 31 assume(true) statements. [2021-11-25 06:49:13,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:49:13 BoogieIcfgContainer [2021-11-25 06:49:13,725 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:49:13,726 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:49:13,726 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:49:13,736 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:49:13,737 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:49:13" (1/1) ... [2021-11-25 06:49:13,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:49:13,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:13,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 89 states and 147 transitions. [2021-11-25 06:49:13,822 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 147 transitions. [2021-11-25 06:49:13,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 06:49:13,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:13,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:13,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:13,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:49:13,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:13,994 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 06:49:14,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:14,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 91 states and 150 transitions. [2021-11-25 06:49:14,031 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 150 transitions. [2021-11-25 06:49:14,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 06:49:14,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:14,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:14,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:14,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:49:14,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:14,086 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 06:49:14,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:14,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 90 states and 149 transitions. [2021-11-25 06:49:14,097 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 149 transitions. [2021-11-25 06:49:14,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:49:14,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:14,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:14,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:14,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:49:14,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:14,205 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 06:49:14,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:14,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 90 states and 147 transitions. [2021-11-25 06:49:14,211 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 147 transitions. [2021-11-25 06:49:14,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:49:14,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:14,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:14,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:14,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:49:14,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:14,338 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 06:49:14,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:14,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2021-11-25 06:49:14,348 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2021-11-25 06:49:14,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:49:14,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:14,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:14,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:14,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:49:14,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:14,477 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 06:49:14,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:14,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 90 states and 137 transitions. [2021-11-25 06:49:14,493 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 137 transitions. [2021-11-25 06:49:14,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:49:14,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:14,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:15,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:15,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 1405 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:49:15,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:15,094 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 06:49:15,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:15,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 90 states and 131 transitions. [2021-11-25 06:49:15,148 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 131 transitions. [2021-11-25 06:49:15,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:49:15,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:15,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:15,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:15,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 1542 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:49:15,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:15,819 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 06:49:16,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:16,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 114 states and 161 transitions. [2021-11-25 06:49:16,020 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 161 transitions. [2021-11-25 06:49:16,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:49:16,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:16,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:16,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:16,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:49:16,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:16,213 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 06:49:16,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:16,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 114 states and 159 transitions. [2021-11-25 06:49:16,220 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 159 transitions. [2021-11-25 06:49:16,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:49:16,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:16,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:16,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 1543 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:49:16,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:16,782 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 06:49:17,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:17,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 139 states and 190 transitions. [2021-11-25 06:49:17,104 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 190 transitions. [2021-11-25 06:49:17,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:49:17,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:17,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:17,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:17,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:49:17,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:17,267 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 06:49:17,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:17,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 139 states and 188 transitions. [2021-11-25 06:49:17,273 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2021-11-25 06:49:17,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:49:17,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:17,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:17,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:17,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 1556 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:49:17,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:17,873 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 06:49:17,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:17,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 139 states and 186 transitions. [2021-11-25 06:49:17,881 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 186 transitions. [2021-11-25 06:49:17,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:49:17,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:17,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:18,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:18,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 1572 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:49:18,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:18,547 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 06:49:18,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:18,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 152 states and 201 transitions. [2021-11-25 06:49:18,672 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 201 transitions. [2021-11-25 06:49:18,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:49:18,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:18,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:19,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:19,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 1557 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:49:19,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:19,202 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 06:49:19,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:19,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 155 states and 203 transitions. [2021-11-25 06:49:19,279 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 203 transitions. [2021-11-25 06:49:19,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:49:19,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:19,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:19,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:19,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 1558 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:49:19,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:19,802 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 06:49:19,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:19,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 158 states and 205 transitions. [2021-11-25 06:49:19,845 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 205 transitions. [2021-11-25 06:49:19,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 06:49:19,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:19,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:20,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:20,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 1587 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:49:20,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:20,531 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 06:49:20,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:20,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 161 states and 207 transitions. [2021-11-25 06:49:20,548 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 207 transitions. [2021-11-25 06:49:20,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 06:49:20,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:20,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:20,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:20,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:49:20,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:20,901 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 06:49:20,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:20,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 170 states and 217 transitions. [2021-11-25 06:49:20,926 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 217 transitions. [2021-11-25 06:49:20,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 06:49:20,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:20,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:21,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:21,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 680 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:49:21,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:21,278 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 06:49:21,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:21,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 179 states and 227 transitions. [2021-11-25 06:49:21,331 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 227 transitions. [2021-11-25 06:49:21,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 06:49:21,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:21,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:21,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:21,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:49:21,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:22,076 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 06:49:22,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:22,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-25 06:49:22,167 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-25 06:49:22,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:49:22,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:22,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:22,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:22,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 06:49:22,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:23,176 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:49:23,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:23,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-25 06:49:23,328 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-25 06:49:23,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:49:23,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:23,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:25,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:25,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 06:49:25,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:25,392 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:49:25,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:25,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-25 06:49:25,400 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-25 06:49:25,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:49:25,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:25,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:26,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:26,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 06:49:26,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:26,146 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:49:26,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:26,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-25 06:49:26,154 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-25 06:49:26,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:49:26,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:26,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:29,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:29,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 06:49:29,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:29,421 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:49:29,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:29,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-25 06:49:29,484 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-25 06:49:29,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:49:29,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:29,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:30,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:30,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 06:49:30,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:30,741 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 06:49:30,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:30,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 183 states and 234 transitions. [2021-11-25 06:49:30,861 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 234 transitions. [2021-11-25 06:49:30,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:49:30,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:30,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:31,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 06:49:31,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:31,791 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 06:49:32,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:32,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 185 states and 239 transitions. [2021-11-25 06:49:32,145 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 239 transitions. [2021-11-25 06:49:32,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 06:49:32,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:32,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:33,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 06:49:33,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:33,799 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 06:49:34,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:34,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 187 states and 242 transitions. [2021-11-25 06:49:34,283 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 242 transitions. [2021-11-25 06:49:34,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:49:34,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:34,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:35,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:35,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-25 06:49:35,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:35,677 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 06:49:36,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:36,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 186 states and 243 transitions. [2021-11-25 06:49:36,991 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 243 transitions. [2021-11-25 06:49:36,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:49:36,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:36,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:39,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:39,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 06:49:39,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:40,378 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 9 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:49:40,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:40,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 186 states and 243 transitions. [2021-11-25 06:49:40,934 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 243 transitions. [2021-11-25 06:49:40,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:49:40,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:40,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:41,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:41,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 06:49:41,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:41,852 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 9 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:49:41,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:41,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 186 states and 243 transitions. [2021-11-25 06:49:41,859 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 243 transitions. [2021-11-25 06:49:41,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:49:41,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:41,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:46,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:46,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 06:49:46,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:46,750 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 06:49:47,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:47,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 188 states and 246 transitions. [2021-11-25 06:49:47,155 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 246 transitions. [2021-11-25 06:49:47,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 06:49:47,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:47,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:51,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:51,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 889 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 06:49:51,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:51,923 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 06:49:53,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:53,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 190 states and 249 transitions. [2021-11-25 06:49:53,047 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 249 transitions. [2021-11-25 06:49:53,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:49:53,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:53,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:56,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:56,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 06:49:56,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:49:57,544 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 06:49:58,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:58,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 190 states and 249 transitions. [2021-11-25 06:49:58,361 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 249 transitions. [2021-11-25 06:49:58,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:49:58,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:58,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:00,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:00,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 06:50:00,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:00,488 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 06:50:01,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:01,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 192 states and 252 transitions. [2021-11-25 06:50:01,549 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 252 transitions. [2021-11-25 06:50:01,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 06:50:01,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:01,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:02,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:02,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 06:50:02,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:03,289 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 06:50:04,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:04,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 194 states and 256 transitions. [2021-11-25 06:50:04,668 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 256 transitions. [2021-11-25 06:50:04,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:50:04,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:04,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:07,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:07,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 06:50:07,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:08,338 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 13 proven. 171 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:50:09,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:09,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 194 states and 256 transitions. [2021-11-25 06:50:09,292 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 256 transitions. [2021-11-25 06:50:09,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:50:09,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:09,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:10,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:10,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 06:50:10,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:11,217 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 13 proven. 171 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:50:11,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:11,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 194 states and 256 transitions. [2021-11-25 06:50:11,226 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 256 transitions. [2021-11-25 06:50:11,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:50:11,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:11,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:11,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:11,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 06:50:11,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:13,425 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 06:50:15,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:15,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 196 states and 263 transitions. [2021-11-25 06:50:15,898 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 263 transitions. [2021-11-25 06:50:15,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 06:50:15,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:15,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:19,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:19,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-25 06:50:19,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:20,132 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 06:50:22,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:22,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 198 states and 266 transitions. [2021-11-25 06:50:22,344 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 266 transitions. [2021-11-25 06:50:22,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:50:22,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:22,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:23,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:23,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 1039 conjuncts, 52 conjunts are in the unsatisfiable core [2021-11-25 06:50:23,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:50:25,064 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 15 proven. 253 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 06:50:26,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:26,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 198 states and 266 transitions. [2021-11-25 06:50:26,813 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 266 transitions. [2021-11-25 06:50:26,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:50:26,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:26,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:37,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 06:50:37,140 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 06:50:37,143 INFO L158 Benchmark]: Toolchain (without parser) took 86100.25ms. Allocated memory was 90.2MB in the beginning and 411.0MB in the end (delta: 320.9MB). Free memory was 52.5MB in the beginning and 129.3MB in the end (delta: -76.8MB). Peak memory consumption was 244.3MB. Max. memory is 16.1GB. [2021-11-25 06:50:37,144 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 90.2MB. Free memory was 63.2MB in the beginning and 63.2MB in the end (delta: 27.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:50:37,145 INFO L158 Benchmark]: CACSL2BoogieTranslator took 908.45ms. Allocated memory was 90.2MB in the beginning and 132.1MB in the end (delta: 41.9MB). Free memory was 52.4MB in the beginning and 88.4MB in the end (delta: -36.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 06:50:37,145 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.70ms. Allocated memory is still 132.1MB. Free memory was 88.4MB in the beginning and 83.6MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 06:50:37,146 INFO L158 Benchmark]: Boogie Preprocessor took 94.73ms. Allocated memory is still 132.1MB. Free memory was 83.6MB in the beginning and 78.6MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 06:50:37,147 INFO L158 Benchmark]: RCFGBuilder took 1572.32ms. Allocated memory is still 132.1MB. Free memory was 78.6MB in the beginning and 98.3MB in the end (delta: -19.7MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2021-11-25 06:50:37,147 INFO L158 Benchmark]: CodeCheck took 83415.90ms. Allocated memory was 132.1MB in the beginning and 411.0MB in the end (delta: 278.9MB). Free memory was 98.3MB in the beginning and 129.3MB in the end (delta: -31.0MB). Peak memory consumption was 247.7MB. Max. memory is 16.1GB. [2021-11-25 06:50:37,151 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 90.2MB. Free memory was 63.2MB in the beginning and 63.2MB in the end (delta: 27.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 908.45ms. Allocated memory was 90.2MB in the beginning and 132.1MB in the end (delta: 41.9MB). Free memory was 52.4MB in the beginning and 88.4MB in the end (delta: -36.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.70ms. Allocated memory is still 132.1MB. Free memory was 88.4MB in the beginning and 83.6MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.73ms. Allocated memory is still 132.1MB. Free memory was 83.6MB in the beginning and 78.6MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1572.32ms. Allocated memory is still 132.1MB. Free memory was 78.6MB in the beginning and 98.3MB in the end (delta: -19.7MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. * CodeCheck took 83415.90ms. Allocated memory was 132.1MB in the beginning and 411.0MB in the end (delta: 278.9MB). Free memory was 98.3MB in the beginning and 129.3MB in the end (delta: -31.0MB). Peak memory consumption was 247.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 06:50:37,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9492a8f8-281f-4208-88b5-6b39e209f18d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9492a8f8-281f-4208-88b5-6b39e209f18d/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