./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33787d7f-4d69-4a04-ac48-144ecb2a7290/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33787d7f-4d69-4a04-ac48-144ecb2a7290/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33787d7f-4d69-4a04-ac48-144ecb2a7290/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33787d7f-4d69-4a04-ac48-144ecb2a7290/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33787d7f-4d69-4a04-ac48-144ecb2a7290/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33787d7f-4d69-4a04-ac48-144ecb2a7290/bin/ukojak-92XMlrwhuB --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 7921702b8cbecd5225031321150d70ea7b40d7d08ee6ac9909ff47d4f7b99139 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:51:15,042 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:51:15,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:51:15,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:51:15,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:51:15,079 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:51:15,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:51:15,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:51:15,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:51:15,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:51:15,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:51:15,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:51:15,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:51:15,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:51:15,094 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:51:15,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:51:15,097 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:51:15,098 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:51:15,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:51:15,103 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:51:15,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:51:15,107 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:51:15,109 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:51:15,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:51:15,115 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:51:15,116 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:51:15,116 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:51:15,117 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:51:15,118 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:51:15,119 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:51:15,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:51:15,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:51:15,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:51:15,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:51:15,125 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:51:15,125 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:51:15,126 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:51:15,126 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:51:15,126 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:51:15,128 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:51:15,128 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:51:15,129 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33787d7f-4d69-4a04-ac48-144ecb2a7290/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:51:15,154 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:51:15,155 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:51:15,156 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:51:15,156 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:51:15,157 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:51:15,157 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:51:15,157 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:51:15,157 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:51:15,158 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:51:15,158 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:51:15,158 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:51:15,158 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:51:15,159 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:51:15,159 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:51:15,159 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:51:15,159 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:51:15,159 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:51:15,160 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:51:15,160 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:51:15,160 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:51:15,160 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:51:15,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:51:15,161 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:51:15,161 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:51:15,161 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:51:15,162 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:51:15,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:51:15,162 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:51:15,162 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_33787d7f-4d69-4a04-ac48-144ecb2a7290/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33787d7f-4d69-4a04-ac48-144ecb2a7290/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7921702b8cbecd5225031321150d70ea7b40d7d08ee6ac9909ff47d4f7b99139 [2022-10-17 16:51:15,403 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:51:15,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:51:15,437 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:51:15,449 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:51:15,451 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:51:15,454 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33787d7f-4d69-4a04-ac48-144ecb2a7290/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound20.c [2022-10-17 16:51:15,559 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33787d7f-4d69-4a04-ac48-144ecb2a7290/bin/ukojak-92XMlrwhuB/data/32a2be9fe/bc60840be20b4fa1aeb0453e50dcf349/FLAG72941ee9c [2022-10-17 16:51:16,016 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:51:16,019 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33787d7f-4d69-4a04-ac48-144ecb2a7290/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound20.c [2022-10-17 16:51:16,027 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33787d7f-4d69-4a04-ac48-144ecb2a7290/bin/ukojak-92XMlrwhuB/data/32a2be9fe/bc60840be20b4fa1aeb0453e50dcf349/FLAG72941ee9c [2022-10-17 16:51:16,404 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33787d7f-4d69-4a04-ac48-144ecb2a7290/bin/ukojak-92XMlrwhuB/data/32a2be9fe/bc60840be20b4fa1aeb0453e50dcf349 [2022-10-17 16:51:16,409 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:51:16,413 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:51:16,429 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:51:16,429 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:51:16,433 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:51:16,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:51:16" (1/1) ... [2022-10-17 16:51:16,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2475fa39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:16, skipping insertion in model container [2022-10-17 16:51:16,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:51:16" (1/1) ... [2022-10-17 16:51:16,444 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:51:16,461 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:51:16,649 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_33787d7f-4d69-4a04-ac48-144ecb2a7290/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound20.c[458,471] [2022-10-17 16:51:16,668 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:51:16,678 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:51:16,689 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_33787d7f-4d69-4a04-ac48-144ecb2a7290/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound20.c[458,471] [2022-10-17 16:51:16,699 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:51:16,714 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:51:16,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:16 WrapperNode [2022-10-17 16:51:16,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:51:16,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:51:16,716 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:51:16,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:51:16,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:16" (1/1) ... [2022-10-17 16:51:16,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:16" (1/1) ... [2022-10-17 16:51:16,752 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 36 [2022-10-17 16:51:16,753 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:51:16,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:51:16,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:51:16,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:51:16,764 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:16" (1/1) ... [2022-10-17 16:51:16,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:16" (1/1) ... [2022-10-17 16:51:16,765 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:16" (1/1) ... [2022-10-17 16:51:16,766 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:16" (1/1) ... [2022-10-17 16:51:16,769 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:16" (1/1) ... [2022-10-17 16:51:16,773 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:16" (1/1) ... [2022-10-17 16:51:16,774 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:16" (1/1) ... [2022-10-17 16:51:16,776 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:16" (1/1) ... [2022-10-17 16:51:16,778 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:51:16,779 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:51:16,779 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:51:16,779 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:51:16,780 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:16" (1/1) ... [2022-10-17 16:51:16,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:51:16,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33787d7f-4d69-4a04-ac48-144ecb2a7290/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:51:16,826 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33787d7f-4d69-4a04-ac48-144ecb2a7290/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:51:16,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33787d7f-4d69-4a04-ac48-144ecb2a7290/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:51:16,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:51:16,867 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:51:16,868 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:51:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:51:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:51:16,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:51:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:51:16,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:51:16,928 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:51:16,931 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:51:17,063 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:51:17,103 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:51:17,103 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:51:17,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:51:17 BoogieIcfgContainer [2022-10-17 16:51:17,106 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:51:17,107 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:51:17,107 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:51:17,123 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:51:17,124 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:51:17" (1/1) ... [2022-10-17 16:51:17,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:51:17,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:17,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2022-10-17 16:51:17,235 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2022-10-17 16:51:17,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:51:17,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:17,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:17,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:17,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:51:17,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:17,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:51:17,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:17,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2022-10-17 16:51:17,638 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2022-10-17 16:51:17,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:51:17,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:17,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:17,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:17,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 16:51:17,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:17,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:51:17,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:17,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2022-10-17 16:51:17,993 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2022-10-17 16:51:17,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:51:17,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:17,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:18,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:18,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 16:51:18,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:51:18,331 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.