./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 470d7065e9fd450e98d72326ef313763cf0710ea45f0a443b018e8a49bdf7927 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:24:02,536 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:24:02,539 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:24:02,595 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:24:02,596 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:24:02,597 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:24:02,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:24:02,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:24:02,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:24:02,606 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:24:02,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:24:02,609 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:24:02,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:24:02,611 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:24:02,613 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:24:02,615 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:24:02,616 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:24:02,617 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:24:02,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:24:02,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:24:02,625 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:24:02,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:24:02,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:24:02,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:24:02,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:24:02,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:24:02,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:24:02,637 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:24:02,637 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:24:02,639 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:24:02,639 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:24:02,640 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:24:02,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:24:02,643 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:24:02,644 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:24:02,645 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:24:02,646 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:24:02,646 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:24:02,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:24:02,648 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:24:02,649 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:24:02,650 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:24:02,678 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:24:02,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:24:02,680 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:24:02,680 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:24:02,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:24:02,682 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:24:02,682 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:24:02,683 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:24:02,683 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:24:02,684 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:24:02,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:24:02,684 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:24:02,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:24:02,685 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:24:02,685 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:24:02,685 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:24:02,686 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:24:02,686 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:24:02,686 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:24:02,686 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:24:02,687 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:24:02,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:24:02,688 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:24:02,688 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:24:02,688 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:24:02,689 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:24:02,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:24:02,689 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:24:02,689 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_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 470d7065e9fd450e98d72326ef313763cf0710ea45f0a443b018e8a49bdf7927 [2021-11-22 23:24:02,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:24:03,002 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:24:03,005 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:24:03,006 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:24:03,008 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:24:03,010 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i [2021-11-22 23:24:03,106 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/data/fc94a92c4/438b7174c54e4890a92ad01a87b49115/FLAG2f17494d5 [2021-11-22 23:24:03,755 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:24:03,756 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i [2021-11-22 23:24:03,779 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/data/fc94a92c4/438b7174c54e4890a92ad01a87b49115/FLAG2f17494d5 [2021-11-22 23:24:03,961 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/data/fc94a92c4/438b7174c54e4890a92ad01a87b49115 [2021-11-22 23:24:03,969 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:24:03,972 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:24:03,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:24:03,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:24:03,978 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:24:03,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:24:03" (1/1) ... [2021-11-22 23:24:03,985 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@717aa190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:03, skipping insertion in model container [2021-11-22 23:24:03,985 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:24:03" (1/1) ... [2021-11-22 23:24:03,992 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:24:04,054 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:24:04,533 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_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i[33021,33034] [2021-11-22 23:24:04,634 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:24:04,652 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:24:04,704 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_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i[33021,33034] [2021-11-22 23:24:04,749 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:24:04,787 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:24:04,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:04 WrapperNode [2021-11-22 23:24:04,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:24:04,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:24:04,789 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:24:04,790 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:24:04,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:04" (1/1) ... [2021-11-22 23:24:04,837 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:04" (1/1) ... [2021-11-22 23:24:04,910 INFO L137 Inliner]: procedures = 177, calls = 186, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 621 [2021-11-22 23:24:04,911 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:24:04,912 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:24:04,912 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:24:04,912 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:24:04,920 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:04" (1/1) ... [2021-11-22 23:24:04,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:04" (1/1) ... [2021-11-22 23:24:04,930 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:04" (1/1) ... [2021-11-22 23:24:04,930 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:04" (1/1) ... [2021-11-22 23:24:04,963 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:04" (1/1) ... [2021-11-22 23:24:04,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:04" (1/1) ... [2021-11-22 23:24:04,976 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:04" (1/1) ... [2021-11-22 23:24:04,984 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:24:04,990 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:24:04,990 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:24:04,990 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:24:04,992 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:04" (1/1) ... [2021-11-22 23:24:05,002 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:24:05,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:24:05,044 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:24:05,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:24:05,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:24:05,098 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-22 23:24:05,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-22 23:24:05,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:24:05,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-22 23:24:05,099 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-22 23:24:05,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:24:05,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:24:05,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:24:05,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 23:24:05,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 23:24:05,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:24:05,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:24:05,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:24:05,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:24:05,250 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:24:05,252 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:24:06,094 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:24:06,343 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:24:06,343 INFO L301 CfgBuilder]: Removed 31 assume(true) statements. [2021-11-22 23:24:06,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:24:06 BoogieIcfgContainer [2021-11-22 23:24:06,346 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:24:06,347 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:24:06,347 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:24:06,358 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:24:06,358 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:24:06" (1/1) ... [2021-11-22 23:24:06,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:24:06,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:06,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 81 states and 140 transitions. [2021-11-22 23:24:06,429 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 140 transitions. [2021-11-22 23:24:06,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-22 23:24:06,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:06,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:06,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:06,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:06,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 82 states and 141 transitions. [2021-11-22 23:24:06,612 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 141 transitions. [2021-11-22 23:24:06,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-22 23:24:06,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:06,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:06,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:06,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:24:06,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:06,701 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:06,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:06,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 82 states and 139 transitions. [2021-11-22 23:24:06,709 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 139 transitions. [2021-11-22 23:24:06,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:24:06,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:06,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:06,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:06,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:24:06,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:06,820 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:06,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:06,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 82 states and 135 transitions. [2021-11-22 23:24:06,828 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 135 transitions. [2021-11-22 23:24:06,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 23:24:06,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:06,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:06,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:06,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:24:06,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:06,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:06,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:06,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 82 states and 129 transitions. [2021-11-22 23:24:06,933 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 129 transitions. [2021-11-22 23:24:06,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:24:06,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:06,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:07,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:07,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:24:07,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:07,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:07,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:07,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 82 states and 123 transitions. [2021-11-22 23:24:07,180 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 123 transitions. [2021-11-22 23:24:07,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:24:07,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:07,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:07,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:07,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:24:07,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:07,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:07,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:07,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 105 states and 152 transitions. [2021-11-22 23:24:07,743 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 152 transitions. [2021-11-22 23:24:07,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:24:07,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:07,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:07,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:07,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:24:07,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:07,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:07,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:07,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 105 states and 150 transitions. [2021-11-22 23:24:07,948 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 150 transitions. [2021-11-22 23:24:07,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-22 23:24:07,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:07,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:08,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:08,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:24:08,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:08,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:08,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:08,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 105 states and 148 transitions. [2021-11-22 23:24:08,113 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 148 transitions. [2021-11-22 23:24:08,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:24:08,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:08,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:08,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:08,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:24:08,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:08,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:08,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:08,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 105 states and 146 transitions. [2021-11-22 23:24:08,290 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 146 transitions. [2021-11-22 23:24:08,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 23:24:08,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:08,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:08,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:08,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:24:08,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:08,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:08,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:08,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 105 states and 144 transitions. [2021-11-22 23:24:08,517 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 144 transitions. [2021-11-22 23:24:08,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 23:24:08,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:08,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:08,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:08,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:24:08,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:08,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:24:08,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:08,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 108 states and 146 transitions. [2021-11-22 23:24:08,728 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 146 transitions. [2021-11-22 23:24:08,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-22 23:24:08,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:08,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:08,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:08,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:24:08,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:08,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:08,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:08,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 108 states and 145 transitions. [2021-11-22 23:24:08,909 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 145 transitions. [2021-11-22 23:24:08,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-22 23:24:08,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:08,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:08,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:09,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:24:09,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:09,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:09,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:09,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 117 states and 156 transitions. [2021-11-22 23:24:09,445 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 156 transitions. [2021-11-22 23:24:09,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-22 23:24:09,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:09,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:09,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:09,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:24:09,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:09,618 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:24:09,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:09,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 126 states and 166 transitions. [2021-11-22 23:24:09,646 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 166 transitions. [2021-11-22 23:24:09,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:24:09,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:09,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:09,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:09,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:24:09,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:09,828 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:24:10,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:10,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 127 states and 168 transitions. [2021-11-22 23:24:10,359 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 168 transitions. [2021-11-22 23:24:10,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-22 23:24:10,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:10,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:10,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:10,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:24:10,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:10,528 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:10,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:10,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 127 states and 166 transitions. [2021-11-22 23:24:10,537 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 166 transitions. [2021-11-22 23:24:10,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:24:10,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:10,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:10,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:10,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:24:10,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:10,758 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:24:11,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:11,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 130 states and 168 transitions. [2021-11-22 23:24:11,132 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 168 transitions. [2021-11-22 23:24:11,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:24:11,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:11,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:11,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:11,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:24:11,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:11,374 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:11,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:11,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 153 states and 197 transitions. [2021-11-22 23:24:11,644 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 197 transitions. [2021-11-22 23:24:11,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:24:11,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:11,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:11,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:11,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:24:11,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:11,898 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:24:11,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:11,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 156 states and 199 transitions. [2021-11-22 23:24:11,931 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 199 transitions. [2021-11-22 23:24:11,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:24:11,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:11,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:12,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:12,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:24:12,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:12,203 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:12,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:12,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 165 states and 210 transitions. [2021-11-22 23:24:12,447 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 210 transitions. [2021-11-22 23:24:12,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:24:12,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:12,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:12,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:12,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:24:12,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:12,697 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:24:12,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:12,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 174 states and 220 transitions. [2021-11-22 23:24:12,736 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 220 transitions. [2021-11-22 23:24:12,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 23:24:12,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:12,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:12,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:12,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:24:12,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:13,056 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:24:13,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:13,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 175 states and 222 transitions. [2021-11-22 23:24:13,654 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 222 transitions. [2021-11-22 23:24:13,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 23:24:13,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:13,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:13,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:13,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:24:13,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:13,942 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:24:14,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:14,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 178 states and 224 transitions. [2021-11-22 23:24:14,435 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 224 transitions. [2021-11-22 23:24:14,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:24:14,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:14,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:14,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:14,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:24:14,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:14,766 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:15,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:15,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 201 states and 253 transitions. [2021-11-22 23:24:15,054 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 253 transitions. [2021-11-22 23:24:15,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:24:15,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:15,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:15,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:15,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:24:15,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:15,367 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:24:15,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:15,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 204 states and 255 transitions. [2021-11-22 23:24:15,415 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 255 transitions. [2021-11-22 23:24:15,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-22 23:24:15,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:15,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:15,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:15,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:24:15,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:15,747 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:16,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:16,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 213 states and 266 transitions. [2021-11-22 23:24:16,028 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 266 transitions. [2021-11-22 23:24:16,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-22 23:24:16,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:16,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:16,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:16,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:24:16,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:16,368 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:24:16,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:16,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 222 states and 276 transitions. [2021-11-22 23:24:16,423 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 276 transitions. [2021-11-22 23:24:16,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-22 23:24:16,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:16,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:16,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:16,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:24:16,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:16,781 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:24:17,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:17,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 223 states and 278 transitions. [2021-11-22 23:24:17,438 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 278 transitions. [2021-11-22 23:24:17,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-22 23:24:17,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:17,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:17,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:17,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:24:17,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:17,841 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:24:18,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:18,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 226 states and 280 transitions. [2021-11-22 23:24:18,478 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 280 transitions. [2021-11-22 23:24:18,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-22 23:24:18,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:18,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:18,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:18,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 474 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-22 23:24:18,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:18,877 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:19,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:19,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 249 states and 309 transitions. [2021-11-22 23:24:19,115 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 309 transitions. [2021-11-22 23:24:19,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-22 23:24:19,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:19,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:19,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:19,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-22 23:24:19,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:19,475 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:24:19,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:19,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 252 states and 311 transitions. [2021-11-22 23:24:19,540 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 311 transitions. [2021-11-22 23:24:19,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-22 23:24:19,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:19,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:19,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:19,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-22 23:24:19,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:19,977 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:20,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:20,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 261 states and 322 transitions. [2021-11-22 23:24:20,315 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 322 transitions. [2021-11-22 23:24:20,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-22 23:24:20,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:20,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:20,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:20,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-22 23:24:20,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:20,711 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:24:20,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:20,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 270 states and 332 transitions. [2021-11-22 23:24:20,777 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 332 transitions. [2021-11-22 23:24:20,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:24:20,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:20,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:20,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:20,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-22 23:24:20,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:21,221 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:24:22,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:22,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 271 states and 334 transitions. [2021-11-22 23:24:22,236 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 334 transitions. [2021-11-22 23:24:22,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:24:22,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:22,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:22,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:22,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-22 23:24:22,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:22,697 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:24:23,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:23,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 274 states and 336 transitions. [2021-11-22 23:24:23,601 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 336 transitions. [2021-11-22 23:24:23,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:24:23,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:23,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:23,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:23,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:24:23,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:24,034 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 235 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:24,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:24,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 297 states and 365 transitions. [2021-11-22 23:24:24,346 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 365 transitions. [2021-11-22 23:24:24,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-22 23:24:24,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:24,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:24,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:24,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 592 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:24:24,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:24,777 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 239 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:24:24,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:24,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 300 states and 367 transitions. [2021-11-22 23:24:24,821 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 367 transitions. [2021-11-22 23:24:24,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-22 23:24:24,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:24,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:25,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:25,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 659 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:24:25,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:25,274 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 235 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:25,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:25,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 309 states and 378 transitions. [2021-11-22 23:24:25,549 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 378 transitions. [2021-11-22 23:24:25,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-22 23:24:25,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:25,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:25,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:25,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 682 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:24:25,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:26,028 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 0 proven. 227 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:24:26,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:26,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 318 states and 388 transitions. [2021-11-22 23:24:26,103 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 388 transitions. [2021-11-22 23:24:26,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-22 23:24:26,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:26,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:26,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:26,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 676 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:24:26,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:26,540 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 235 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:24:26,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:26,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 319 states and 390 transitions. [2021-11-22 23:24:26,870 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 390 transitions. [2021-11-22 23:24:26,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-22 23:24:26,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:26,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:27,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:27,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 700 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:24:27,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:27,352 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 0 proven. 235 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:24:27,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:27,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 322 states and 392 transitions. [2021-11-22 23:24:27,676 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 392 transitions. [2021-11-22 23:24:27,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:24:27,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:27,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:27,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:27,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 680 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 23:24:27,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:28,131 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:28,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:28,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 345 states and 421 transitions. [2021-11-22 23:24:28,344 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 421 transitions. [2021-11-22 23:24:28,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-22 23:24:28,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:28,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:28,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:28,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 695 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 23:24:28,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:28,880 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 0 proven. 356 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:24:28,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:28,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 348 states and 423 transitions. [2021-11-22 23:24:28,954 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 423 transitions. [2021-11-22 23:24:28,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-22 23:24:28,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:28,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:29,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:29,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 762 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 23:24:29,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:29,533 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:29,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:29,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 357 states and 434 transitions. [2021-11-22 23:24:29,849 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 434 transitions. [2021-11-22 23:24:29,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-22 23:24:29,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:29,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:30,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:30,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 785 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 23:24:30,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:30,485 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 0 proven. 341 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:24:30,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:30,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 366 states and 444 transitions. [2021-11-22 23:24:30,569 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 444 transitions. [2021-11-22 23:24:30,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-22 23:24:30,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:30,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:30,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:30,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 779 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 23:24:30,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:31,109 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:24:33,909 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-22 23:24:33,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:33,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 367 states and 446 transitions. [2021-11-22 23:24:33,943 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 446 transitions. [2021-11-22 23:24:33,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-22 23:24:33,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:33,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:34,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:34,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 803 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 23:24:34,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:34,529 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:24:34,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:34,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 370 states and 448 transitions. [2021-11-22 23:24:34,869 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 448 transitions. [2021-11-22 23:24:34,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-22 23:24:34,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:34,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:35,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:35,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-22 23:24:35,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:35,430 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 0 proven. 490 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:35,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:35,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 393 states and 477 transitions. [2021-11-22 23:24:35,671 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 477 transitions. [2021-11-22 23:24:35,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-22 23:24:35,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:35,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:35,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:35,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 798 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-22 23:24:35,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:36,198 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:24:36,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:36,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 396 states and 479 transitions. [2021-11-22 23:24:36,259 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 479 transitions. [2021-11-22 23:24:36,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-11-22 23:24:36,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:36,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:36,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:36,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 865 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-22 23:24:36,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:36,898 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 0 proven. 490 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:37,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:37,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 405 states and 490 transitions. [2021-11-22 23:24:37,194 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 490 transitions. [2021-11-22 23:24:37,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-22 23:24:37,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:37,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:37,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:37,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 888 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-22 23:24:37,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:37,868 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 0 proven. 478 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:24:37,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:37,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 414 states and 500 transitions. [2021-11-22 23:24:37,941 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 500 transitions. [2021-11-22 23:24:37,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-22 23:24:37,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:37,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:38,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:38,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 882 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-22 23:24:38,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:38,565 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 0 proven. 490 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:24:39,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:39,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 415 states and 502 transitions. [2021-11-22 23:24:39,050 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 502 transitions. [2021-11-22 23:24:39,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-22 23:24:39,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:39,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:39,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:39,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 906 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-22 23:24:39,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:39,630 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 0 proven. 490 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:24:41,445 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-22 23:24:41,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:41,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 418 states and 504 transitions. [2021-11-22 23:24:41,472 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 504 transitions. [2021-11-22 23:24:41,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-22 23:24:41,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:41,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:41,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:41,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 886 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 23:24:41,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:42,155 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 0 proven. 652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:42,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:42,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 441 states and 533 transitions. [2021-11-22 23:24:42,483 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 533 transitions. [2021-11-22 23:24:42,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-11-22 23:24:42,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:42,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:42,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:42,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 901 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 23:24:42,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:43,085 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 0 proven. 659 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:24:43,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:43,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 444 states and 535 transitions. [2021-11-22 23:24:43,155 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 535 transitions. [2021-11-22 23:24:43,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-11-22 23:24:43,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:43,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:43,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:43,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 968 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 23:24:43,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:43,766 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 0 proven. 652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:44,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:44,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 453 states and 546 transitions. [2021-11-22 23:24:44,127 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 546 transitions. [2021-11-22 23:24:44,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-11-22 23:24:44,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:44,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:44,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:44,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 991 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 23:24:44,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:44,727 INFO L134 CoverageAnalysis]: Checked inductivity of 641 backedges. 0 proven. 638 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:24:44,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:44,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 462 states and 556 transitions. [2021-11-22 23:24:44,805 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 556 transitions. [2021-11-22 23:24:44,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-11-22 23:24:44,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:44,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:45,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:45,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 985 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 23:24:45,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:45,467 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 0 proven. 652 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:24:46,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:46,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 463 states and 558 transitions. [2021-11-22 23:24:46,302 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 558 transitions. [2021-11-22 23:24:46,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-22 23:24:46,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:46,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:46,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:46,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 23:24:46,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:46,944 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 0 proven. 652 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:24:48,072 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-22 23:24:48,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:48,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 466 states and 560 transitions. [2021-11-22 23:24:48,173 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 560 transitions. [2021-11-22 23:24:48,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-11-22 23:24:48,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:48,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:48,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:48,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 989 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 23:24:48,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:48,852 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:49,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:49,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 489 states and 588 transitions. [2021-11-22 23:24:49,196 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 588 transitions. [2021-11-22 23:24:49,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-11-22 23:24:49,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:49,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:49,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:49,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 1004 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 23:24:49,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:49,916 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 0 proven. 845 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:24:50,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:50,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 492 states and 590 transitions. [2021-11-22 23:24:50,022 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 590 transitions. [2021-11-22 23:24:50,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-11-22 23:24:50,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:50,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:50,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:50,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 1071 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 23:24:50,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:50,792 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:51,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:51,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 501 states and 601 transitions. [2021-11-22 23:24:51,105 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 601 transitions. [2021-11-22 23:24:51,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2021-11-22 23:24:51,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:51,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:51,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:51,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 1094 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 23:24:51,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:51,821 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 0 proven. 821 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:24:51,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:51,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 510 states and 611 transitions. [2021-11-22 23:24:51,907 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 611 transitions. [2021-11-22 23:24:51,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-11-22 23:24:51,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:51,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:52,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:52,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 23:24:52,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:52,712 INFO L134 CoverageAnalysis]: Checked inductivity of 839 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:24:52,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:52,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 511 states and 613 transitions. [2021-11-22 23:24:52,968 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 613 transitions. [2021-11-22 23:24:52,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2021-11-22 23:24:52,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:52,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:53,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:53,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 1112 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 23:24:53,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:53,680 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:24:54,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:54,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 514 states and 615 transitions. [2021-11-22 23:24:54,689 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 615 transitions. [2021-11-22 23:24:54,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-11-22 23:24:54,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:54,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:55,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:55,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 1092 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:24:55,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:55,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1045 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 945 trivial. 0 not checked. [2021-11-22 23:24:55,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:55,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 525 states and 629 transitions. [2021-11-22 23:24:55,608 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 629 transitions. [2021-11-22 23:24:55,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-22 23:24:55,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:55,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:55,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:55,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 1107 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:24:55,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:24:56,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1055 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2021-11-22 23:24:56,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:56,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 528 states and 631 transitions. [2021-11-22 23:24:56,401 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 631 transitions. [2021-11-22 23:24:56,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-11-22 23:24:56,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:56,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:06,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-22 23:25:06,917 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) [2021-11-22 23:25:06,921 INFO L158 Benchmark]: Toolchain (without parser) took 62948.94ms. Allocated memory was 86.0MB in the beginning and 297.8MB in the end (delta: 211.8MB). Free memory was 46.6MB in the beginning and 255.7MB in the end (delta: -209.2MB). Peak memory consumption was 172.7MB. Max. memory is 16.1GB. [2021-11-22 23:25:06,921 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 86.0MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:25:06,922 INFO L158 Benchmark]: CACSL2BoogieTranslator took 814.40ms. Allocated memory is still 86.0MB. Free memory was 46.3MB in the beginning and 43.9MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 23:25:06,923 INFO L158 Benchmark]: Boogie Procedure Inliner took 121.80ms. Allocated memory is still 86.0MB. Free memory was 43.9MB in the beginning and 39.1MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 23:25:06,923 INFO L158 Benchmark]: Boogie Preprocessor took 72.45ms. Allocated memory is still 86.0MB. Free memory was 39.1MB in the beginning and 34.4MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 23:25:06,924 INFO L158 Benchmark]: RCFGBuilder took 1356.19ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 34.2MB in the beginning and 65.0MB in the end (delta: -30.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-22 23:25:06,925 INFO L158 Benchmark]: CodeCheck took 60573.02ms. Allocated memory was 109.1MB in the beginning and 297.8MB in the end (delta: 188.7MB). Free memory was 65.0MB in the beginning and 255.7MB in the end (delta: -190.8MB). Peak memory consumption was 168.2MB. Max. memory is 16.1GB. [2021-11-22 23:25:06,929 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 0.35ms. Allocated memory is still 86.0MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 814.40ms. Allocated memory is still 86.0MB. Free memory was 46.3MB in the beginning and 43.9MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 121.80ms. Allocated memory is still 86.0MB. Free memory was 43.9MB in the beginning and 39.1MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.45ms. Allocated memory is still 86.0MB. Free memory was 39.1MB in the beginning and 34.4MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1356.19ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 34.2MB in the beginning and 65.0MB in the end (delta: -30.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 60573.02ms. Allocated memory was 109.1MB in the beginning and 297.8MB in the end (delta: 188.7MB). Free memory was 65.0MB in the beginning and 255.7MB in the end (delta: -190.8MB). Peak memory consumption was 168.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:25:07,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/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 Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 470d7065e9fd450e98d72326ef313763cf0710ea45f0a443b018e8a49bdf7927 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:25:09,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:25:09,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:25:09,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:25:09,524 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:25:09,529 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:25:09,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:25:09,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:25:09,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:25:09,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:25:09,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:25:09,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:25:09,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:25:09,554 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:25:09,556 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:25:09,561 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:25:09,563 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:25:09,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:25:09,567 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:25:09,575 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:25:09,577 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:25:09,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:25:09,581 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:25:09,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:25:09,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:25:09,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:25:09,592 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:25:09,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:25:09,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:25:09,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:25:09,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:25:09,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:25:09,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:25:09,600 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:25:09,601 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:25:09,602 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:25:09,603 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:25:09,603 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:25:09,603 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:25:09,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:25:09,606 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:25:09,607 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-22 23:25:09,651 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:25:09,652 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:25:09,653 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:25:09,653 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:25:09,655 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:25:09,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:25:09,656 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:25:09,656 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:25:09,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:25:09,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:25:09,657 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:25:09,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:25:09,658 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:25:09,658 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 23:25:09,658 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 23:25:09,658 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 23:25:09,659 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:25:09,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:25:09,659 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:25:09,659 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:25:09,659 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:25:09,660 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:25:09,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:25:09,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:25:09,660 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:25:09,661 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:25:09,661 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:25:09,661 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-22 23:25:09,661 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 23:25:09,662 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:25:09,662 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-22 23:25:09,662 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 23:25:09,662 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 470d7065e9fd450e98d72326ef313763cf0710ea45f0a443b018e8a49bdf7927 [2021-11-22 23:25:10,081 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:25:10,102 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:25:10,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:25:10,106 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:25:10,106 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:25:10,108 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i [2021-11-22 23:25:10,176 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/data/5e5d1c90d/f849d63063d941f3bbf438ef0ab01ddc/FLAGa940d9967 [2021-11-22 23:25:10,870 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:25:10,870 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i [2021-11-22 23:25:10,889 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/data/5e5d1c90d/f849d63063d941f3bbf438ef0ab01ddc/FLAGa940d9967 [2021-11-22 23:25:11,104 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/data/5e5d1c90d/f849d63063d941f3bbf438ef0ab01ddc [2021-11-22 23:25:11,106 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:25:11,108 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:25:11,109 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:25:11,109 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:25:11,119 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:25:11,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:25:11" (1/1) ... [2021-11-22 23:25:11,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@121b62ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:25:11, skipping insertion in model container [2021-11-22 23:25:11,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:25:11" (1/1) ... [2021-11-22 23:25:11,129 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:25:11,215 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:25:11,665 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_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i[33021,33034] [2021-11-22 23:25:11,823 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:25:11,841 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-22 23:25:11,854 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:25:11,887 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_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i[33021,33034] [2021-11-22 23:25:11,935 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:25:11,940 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:25:11,978 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_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i[33021,33034] [2021-11-22 23:25:12,022 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:25:12,069 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:25:12,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:25:12 WrapperNode [2021-11-22 23:25:12,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:25:12,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:25:12,071 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:25:12,072 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:25:12,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:25:12" (1/1) ... [2021-11-22 23:25:12,111 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:25:12" (1/1) ... [2021-11-22 23:25:12,160 INFO L137 Inliner]: procedures = 180, calls = 186, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 622 [2021-11-22 23:25:12,161 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:25:12,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:25:12,162 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:25:12,162 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:25:12,174 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:25:12" (1/1) ... [2021-11-22 23:25:12,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:25:12" (1/1) ... [2021-11-22 23:25:12,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:25:12" (1/1) ... [2021-11-22 23:25:12,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:25:12" (1/1) ... [2021-11-22 23:25:12,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:25:12" (1/1) ... [2021-11-22 23:25:12,275 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:25:12" (1/1) ... [2021-11-22 23:25:12,279 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:25:12" (1/1) ... [2021-11-22 23:25:12,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:25:12,288 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:25:12,288 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:25:12,288 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:25:12,289 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:25:12" (1/1) ... [2021-11-22 23:25:12,296 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:25:12,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:25:12,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:25:12,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:25:12,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-22 23:25:12,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-22 23:25:12,393 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-22 23:25:12,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-22 23:25:12,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-22 23:25:12,395 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-22 23:25:12,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:25:12,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:25:12,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:25:12,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 23:25:12,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 23:25:12,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:25:12,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-22 23:25:12,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-22 23:25:12,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:25:12,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:25:12,628 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:25:12,630 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:25:25,841 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:25:26,246 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:25:26,246 INFO L301 CfgBuilder]: Removed 31 assume(true) statements. [2021-11-22 23:25:26,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:25:26 BoogieIcfgContainer [2021-11-22 23:25:26,249 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:25:26,250 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:25:26,250 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:25:26,260 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:25:26,261 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:25:26" (1/1) ... [2021-11-22 23:25:26,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:25:26,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:26,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 81 states and 140 transitions. [2021-11-22 23:25:26,365 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 140 transitions. [2021-11-22 23:25:26,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-22 23:25:26,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:26,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:26,426 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) 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) [2021-11-22 23:25:26,434 INFO L158 Benchmark]: Toolchain (without parser) took 15323.56ms. Allocated memory was 60.8MB in the beginning and 98.6MB in the end (delta: 37.7MB). Free memory was 38.2MB in the beginning and 68.1MB in the end (delta: -29.9MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. [2021-11-22 23:25:26,435 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:25:26,437 INFO L158 Benchmark]: CACSL2BoogieTranslator took 961.44ms. Allocated memory was 60.8MB in the beginning and 79.7MB in the end (delta: 18.9MB). Free memory was 38.0MB in the beginning and 50.3MB in the end (delta: -12.3MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2021-11-22 23:25:26,438 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.09ms. Allocated memory is still 79.7MB. Free memory was 50.3MB in the beginning and 45.4MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 23:25:26,439 INFO L158 Benchmark]: Boogie Preprocessor took 124.97ms. Allocated memory is still 79.7MB. Free memory was 45.4MB in the beginning and 40.3MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 23:25:26,440 INFO L158 Benchmark]: RCFGBuilder took 13961.60ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 40.0MB in the beginning and 38.6MB in the end (delta: 1.4MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2021-11-22 23:25:26,441 INFO L158 Benchmark]: CodeCheck took 180.40ms. Allocated memory is still 98.6MB. Free memory was 38.6MB in the beginning and 68.1MB in the end (delta: -29.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 23:25:26,451 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 961.44ms. Allocated memory was 60.8MB in the beginning and 79.7MB in the end (delta: 18.9MB). Free memory was 38.0MB in the beginning and 50.3MB in the end (delta: -12.3MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.09ms. Allocated memory is still 79.7MB. Free memory was 50.3MB in the beginning and 45.4MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 124.97ms. Allocated memory is still 79.7MB. Free memory was 45.4MB in the beginning and 40.3MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 13961.60ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 40.0MB in the beginning and 38.6MB in the end (delta: 1.4MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * CodeCheck took 180.40ms. Allocated memory is still 98.6MB. Free memory was 38.6MB in the beginning and 68.1MB in the end (delta: -29.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:25:26,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f064c1ba-b8aa-4cc5-a151-089b12cb6dcb/bin/ukojak-LBtLqBUTdQ/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared