./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-memory-alloca/Toulouse-MultiBranchesToLoop-alloca-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e339a15-47c1-4bf7-9f5b-13a1d183e531/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e339a15-47c1-4bf7-9f5b-13a1d183e531/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e339a15-47c1-4bf7-9f5b-13a1d183e531/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e339a15-47c1-4bf7-9f5b-13a1d183e531/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-memory-alloca/Toulouse-MultiBranchesToLoop-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e339a15-47c1-4bf7-9f5b-13a1d183e531/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e339a15-47c1-4bf7-9f5b-13a1d183e531/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 840f7211e98f8df944803b1b6b505b147a346af4659f1e24924ab4dd64ebca52 --- 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-6b4ec56 [2022-11-20 16:59:26,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:59:26,042 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:59:26,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:59:26,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:59:26,084 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:59:26,087 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:59:26,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:59:26,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:59:26,100 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:59:26,102 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:59:26,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:59:26,104 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:59:26,107 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:59:26,111 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:59:26,113 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:59:26,116 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:59:26,117 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:59:26,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:59:26,122 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:59:26,128 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:59:26,129 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:59:26,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:59:26,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:59:26,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:59:26,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:59:26,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:59:26,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:59:26,145 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:59:26,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:59:26,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:59:26,147 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:59:26,149 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:59:26,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:59:26,151 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:59:26,151 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:59:26,152 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:59:26,152 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:59:26,152 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:59:26,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:59:26,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:59:26,156 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e339a15-47c1-4bf7-9f5b-13a1d183e531/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 16:59:26,198 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:59:26,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:59:26,200 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:59:26,200 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:59:26,201 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:59:26,201 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:59:26,202 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:59:26,202 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:59:26,202 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:59:26,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:59:26,204 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:59:26,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:59:26,204 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:59:26,204 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:59:26,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:59:26,205 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:59:26,205 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:59:26,205 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:59:26,206 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:59:26,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:59:26,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:59:26,207 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:59:26,207 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:59:26,207 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:59:26,207 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:59:26,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:59:26,208 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:59:26,208 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_6e339a15-47c1-4bf7-9f5b-13a1d183e531/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e339a15-47c1-4bf7-9f5b-13a1d183e531/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 840f7211e98f8df944803b1b6b505b147a346af4659f1e24924ab4dd64ebca52 [2022-11-20 16:59:26,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:59:26,535 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:59:26,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:59:26,539 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:59:26,540 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:59:26,542 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e339a15-47c1-4bf7-9f5b-13a1d183e531/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-memory-alloca/Toulouse-MultiBranchesToLoop-alloca-2.i [2022-11-20 16:59:29,579 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:59:29,919 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:59:29,920 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e339a15-47c1-4bf7-9f5b-13a1d183e531/sv-benchmarks/c/termination-memory-alloca/Toulouse-MultiBranchesToLoop-alloca-2.i [2022-11-20 16:59:29,934 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e339a15-47c1-4bf7-9f5b-13a1d183e531/bin/ukojak-pZX7IvK2PQ/data/d6703972b/eefdf691ad9d4e648575edaa0fe611ae/FLAGece94738b [2022-11-20 16:59:29,954 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e339a15-47c1-4bf7-9f5b-13a1d183e531/bin/ukojak-pZX7IvK2PQ/data/d6703972b/eefdf691ad9d4e648575edaa0fe611ae [2022-11-20 16:59:29,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:59:29,959 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:59:29,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:59:29,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:59:29,964 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:59:29,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:59:29" (1/1) ... [2022-11-20 16:59:29,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40838df9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:29, skipping insertion in model container [2022-11-20 16:59:29,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:59:29" (1/1) ... [2022-11-20 16:59:29,975 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:59:30,034 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:59:30,305 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:59:30,313 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:59:30,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:59:30,425 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:59:30,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:30 WrapperNode [2022-11-20 16:59:30,426 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:59:30,428 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:59:30,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:59:30,428 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:59:30,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:30" (1/1) ... [2022-11-20 16:59:30,470 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:30" (1/1) ... [2022-11-20 16:59:30,509 INFO L138 Inliner]: procedures = 110, calls = 69, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 222 [2022-11-20 16:59:30,510 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:59:30,512 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:59:30,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:59:30,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:59:30,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:30" (1/1) ... [2022-11-20 16:59:30,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:30" (1/1) ... [2022-11-20 16:59:30,540 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:30" (1/1) ... [2022-11-20 16:59:30,542 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:30" (1/1) ... [2022-11-20 16:59:30,547 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:30" (1/1) ... [2022-11-20 16:59:30,561 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:30" (1/1) ... [2022-11-20 16:59:30,563 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:30" (1/1) ... [2022-11-20 16:59:30,564 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:30" (1/1) ... [2022-11-20 16:59:30,574 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:59:30,575 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:59:30,575 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:59:30,575 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:59:30,576 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:30" (1/1) ... [2022-11-20 16:59:30,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:59:30,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e339a15-47c1-4bf7-9f5b-13a1d183e531/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:59:30,608 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e339a15-47c1-4bf7-9f5b-13a1d183e531/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:59:30,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e339a15-47c1-4bf7-9f5b-13a1d183e531/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:59:30,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:59:30,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:59:30,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:59:30,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:59:30,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:59:30,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:59:30,853 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:59:30,855 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:59:31,193 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:59:31,288 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:59:31,288 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 16:59:31,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:59:31 BoogieIcfgContainer [2022-11-20 16:59:31,291 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:59:31,292 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:59:31,292 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:59:31,303 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:59:31,303 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:59:31" (1/1) ... [2022-11-20 16:59:31,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:59:31,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:31,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 92 states and 101 transitions. [2022-11-20 16:59:31,370 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 101 transitions. [2022-11-20 16:59:31,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 16:59:31,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:31,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:31,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:31,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:31,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:31,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 91 states and 100 transitions. [2022-11-20 16:59:31,921 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 100 transitions. [2022-11-20 16:59:31,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 16:59:31,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:31,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:31,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:32,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:32,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:32,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 90 states and 99 transitions. [2022-11-20 16:59:32,545 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 99 transitions. [2022-11-20 16:59:32,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:59:32,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:32,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:32,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:32,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:33,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:33,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 89 states and 98 transitions. [2022-11-20 16:59:33,029 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 98 transitions. [2022-11-20 16:59:33,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:59:33,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:33,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:33,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:33,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:33,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:33,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 88 states and 97 transitions. [2022-11-20 16:59:33,245 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 97 transitions. [2022-11-20 16:59:33,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:59:33,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:33,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:33,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:33,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:33,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:33,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 87 states and 96 transitions. [2022-11-20 16:59:33,464 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 96 transitions. [2022-11-20 16:59:33,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:59:33,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:33,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:33,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:33,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:33,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:33,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 89 states and 98 transitions. [2022-11-20 16:59:33,897 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 98 transitions. [2022-11-20 16:59:33,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:59:33,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:33,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:33,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:34,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:35,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:35,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 88 states and 97 transitions. [2022-11-20 16:59:35,154 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 97 transitions. [2022-11-20 16:59:35,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 16:59:35,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:35,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:35,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:35,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:36,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:36,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 87 states and 96 transitions. [2022-11-20 16:59:36,308 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 96 transitions. [2022-11-20 16:59:36,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 16:59:36,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:36,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:36,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:36,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:36,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:36,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 86 states and 95 transitions. [2022-11-20 16:59:36,571 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 95 transitions. [2022-11-20 16:59:36,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 16:59:36,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:36,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:36,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:36,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:36,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:36,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 85 states and 94 transitions. [2022-11-20 16:59:36,881 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 94 transitions. [2022-11-20 16:59:36,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 16:59:36,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:36,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:36,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:37,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:37,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:37,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 89 states and 98 transitions. [2022-11-20 16:59:37,820 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 98 transitions. [2022-11-20 16:59:37,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 16:59:37,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:37,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:37,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:38,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:38,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:38,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 87 states and 95 transitions. [2022-11-20 16:59:38,684 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 95 transitions. [2022-11-20 16:59:38,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 16:59:38,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:38,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:38,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:39,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:40,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:40,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 86 states and 94 transitions. [2022-11-20 16:59:40,686 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 94 transitions. [2022-11-20 16:59:40,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:59:40,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:40,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:40,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:41,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:42,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:42,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 85 states and 93 transitions. [2022-11-20 16:59:42,587 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 93 transitions. [2022-11-20 16:59:42,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:59:42,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:42,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:42,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:42,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:43,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:43,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 84 states and 92 transitions. [2022-11-20 16:59:43,082 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 92 transitions. [2022-11-20 16:59:43,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:43,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:43,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:43,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:43,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:44,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:44,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 88 states and 96 transitions. [2022-11-20 16:59:44,038 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 96 transitions. [2022-11-20 16:59:44,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:44,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:44,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:44,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:44,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:44,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:44,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 89 states and 98 transitions. [2022-11-20 16:59:44,752 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 98 transitions. [2022-11-20 16:59:44,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:44,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:44,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:44,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:45,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:45,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:45,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 87 states and 95 transitions. [2022-11-20 16:59:45,821 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 95 transitions. [2022-11-20 16:59:45,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:45,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:45,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:45,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:47,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:49,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:49,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 84 states and 91 transitions. [2022-11-20 16:59:49,652 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 91 transitions. [2022-11-20 16:59:49,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:59:49,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:49,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:49,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:50,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:52,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:52,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 83 states and 90 transitions. [2022-11-20 16:59:52,954 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 90 transitions. [2022-11-20 16:59:52,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:59:52,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:52,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:52,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:53,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:53,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:53,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 82 states and 89 transitions. [2022-11-20 16:59:53,486 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 89 transitions. [2022-11-20 16:59:53,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:59:53,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:53,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:53,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:54,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:55,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:55,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 87 states and 95 transitions. [2022-11-20 16:59:55,035 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 95 transitions. [2022-11-20 16:59:55,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:59:55,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:55,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:55,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:55,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:55,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:55,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 88 states and 97 transitions. [2022-11-20 16:59:55,583 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 97 transitions. [2022-11-20 16:59:55,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:59:55,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:55,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:55,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:57,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:00:02,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:02,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 91 states and 102 transitions. [2022-11-20 17:00:02,745 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 102 transitions. [2022-11-20 17:00:02,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:00:02,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:02,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:02,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:03,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:00:03,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:03,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 82 states and 88 transitions. [2022-11-20 17:00:03,940 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 88 transitions. [2022-11-20 17:00:03,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:00:03,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:03,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:03,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:04,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:00:06,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:06,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 81 states and 87 transitions. [2022-11-20 17:00:06,053 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 87 transitions. [2022-11-20 17:00:06,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:00:06,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:06,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:06,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:06,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:00:06,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:06,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 80 states and 86 transitions. [2022-11-20 17:00:06,983 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 86 transitions. [2022-11-20 17:00:06,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:00:06,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:06,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:07,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:07,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:00:08,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:08,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 85 states and 92 transitions. [2022-11-20 17:00:08,967 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 92 transitions. [2022-11-20 17:00:08,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:00:08,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:08,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:08,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:09,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:00:09,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:09,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 86 states and 94 transitions. [2022-11-20 17:00:09,615 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 94 transitions. [2022-11-20 17:00:09,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:00:09,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:09,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:09,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:11,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:00:19,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:19,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 89 states and 100 transitions. [2022-11-20 17:00:19,370 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 100 transitions. [2022-11-20 17:00:19,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:00:19,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:19,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:19,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:21,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:00:26,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:26,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 80 states and 85 transitions. [2022-11-20 17:00:26,900 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 85 transitions. [2022-11-20 17:00:26,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:00:26,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:26,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:26,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:28,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:00:29,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:29,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 79 states and 84 transitions. [2022-11-20 17:00:29,759 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 84 transitions. [2022-11-20 17:00:29,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:00:29,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:29,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:29,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:29,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:00:30,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:30,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 78 states and 83 transitions. [2022-11-20 17:00:30,771 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 83 transitions. [2022-11-20 17:00:30,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:00:30,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:30,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:30,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:31,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:00:32,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:32,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 83 states and 89 transitions. [2022-11-20 17:00:32,920 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 89 transitions. [2022-11-20 17:00:32,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:00:32,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:32,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:32,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:33,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:00:34,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:34,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 83 states and 89 transitions. [2022-11-20 17:00:34,335 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 89 transitions. [2022-11-20 17:00:34,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:00:34,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:34,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:34,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:35,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:00:36,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:36,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 86 states and 94 transitions. [2022-11-20 17:00:36,269 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 94 transitions. [2022-11-20 17:00:36,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:00:36,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:36,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:36,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:36,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:00:37,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:37,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 86 states and 93 transitions. [2022-11-20 17:00:37,060 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 93 transitions. [2022-11-20 17:00:37,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:00:37,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:37,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:37,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:37,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:00:38,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:38,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 78 states and 82 transitions. [2022-11-20 17:00:38,840 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 82 transitions. [2022-11-20 17:00:38,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:00:38,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:38,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:38,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:40,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:00:41,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:41,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 77 states and 81 transitions. [2022-11-20 17:00:41,869 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 81 transitions. [2022-11-20 17:00:41,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:00:41,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:41,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:41,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:42,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:00:43,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:43,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 76 states and 80 transitions. [2022-11-20 17:00:43,036 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 80 transitions. [2022-11-20 17:00:43,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:00:43,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:43,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:43,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:44,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:00:45,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:45,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 80 states and 84 transitions. [2022-11-20 17:00:45,610 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 84 transitions. [2022-11-20 17:00:45,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:00:45,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:45,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:45,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:46,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:00:47,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:47,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 81 states and 86 transitions. [2022-11-20 17:00:47,165 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 86 transitions. [2022-11-20 17:00:47,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:00:47,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:47,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:47,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:48,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:00:50,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:50,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 84 states and 92 transitions. [2022-11-20 17:00:50,310 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 92 transitions. [2022-11-20 17:00:50,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:00:50,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:50,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:50,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:51,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:00:55,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:55,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 76 states and 79 transitions. [2022-11-20 17:00:55,041 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 79 transitions. [2022-11-20 17:00:55,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:00:55,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:55,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:55,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:59,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:01:05,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:01:05,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 75 states and 78 transitions. [2022-11-20 17:01:05,808 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 78 transitions. [2022-11-20 17:01:05,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:01:05,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:01:05,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:01:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:01:06,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:01:06,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:01:06,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 74 states and 77 transitions. [2022-11-20 17:01:06,680 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 77 transitions. [2022-11-20 17:01:06,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:01:06,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:01:06,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:01:06,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:01:09,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:01:10,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:01:10,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 79 states and 83 transitions. [2022-11-20 17:01:10,744 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 83 transitions. [2022-11-20 17:01:10,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:01:10,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:01:10,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:01:10,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:01:12,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:01:14,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:01:14,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 82 states and 90 transitions. [2022-11-20 17:01:14,314 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 90 transitions. [2022-11-20 17:01:14,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:01:14,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:01:14,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:01:14,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:01:14,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:01:16,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:01:16,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 80 states and 86 transitions. [2022-11-20 17:01:16,649 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 86 transitions. [2022-11-20 17:01:16,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:01:16,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:01:16,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:01:16,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:01:16,684 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:01:16,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:01:16,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:01:16,911 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:01:17,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:01:17,052 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 50 iterations. [2022-11-20 17:01:17,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:01:17 ImpRootNode [2022-11-20 17:01:17,127 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:01:17,128 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:01:17,128 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:01:17,128 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:01:17,128 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:59:31" (3/4) ... [2022-11-20 17:01:17,130 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-20 17:01:17,244 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e339a15-47c1-4bf7-9f5b-13a1d183e531/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:01:17,244 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:01:17,245 INFO L158 Benchmark]: Toolchain (without parser) took 107286.44ms. Allocated memory was 161.5MB in the beginning and 1.0GB in the end (delta: 861.9MB). Free memory was 129.0MB in the beginning and 700.5MB in the end (delta: -571.5MB). Peak memory consumption was 291.2MB. Max. memory is 16.1GB. [2022-11-20 17:01:17,246 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 127.9MB. Free memory was 72.1MB in the beginning and 71.9MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:01:17,246 INFO L158 Benchmark]: CACSL2BoogieTranslator took 466.60ms. Allocated memory is still 161.5MB. Free memory was 129.0MB in the beginning and 112.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 17:01:17,247 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.92ms. Allocated memory is still 161.5MB. Free memory was 112.3MB in the beginning and 110.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:01:17,247 INFO L158 Benchmark]: Boogie Preprocessor took 62.11ms. Allocated memory is still 161.5MB. Free memory was 110.2MB in the beginning and 108.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:01:17,248 INFO L158 Benchmark]: RCFGBuilder took 716.52ms. Allocated memory is still 161.5MB. Free memory was 108.8MB in the beginning and 82.9MB in the end (delta: 25.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 17:01:17,249 INFO L158 Benchmark]: CodeCheck took 105834.87ms. Allocated memory was 161.5MB in the beginning and 1.0GB in the end (delta: 861.9MB). Free memory was 82.9MB in the beginning and 705.8MB in the end (delta: -622.9MB). Peak memory consumption was 240.9MB. Max. memory is 16.1GB. [2022-11-20 17:01:17,249 INFO L158 Benchmark]: Witness Printer took 116.96ms. Allocated memory is still 1.0GB. Free memory was 705.8MB in the beginning and 700.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:01:17,253 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 92 locations, 36 error locations. Started 1 CEGAR loops. OverallTime: 105.7s, OverallIterations: 50, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5501 SdHoareTripleChecker+Valid, 39.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4115 mSDsluCounter, 259 SdHoareTripleChecker+Invalid, 32.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 7444 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 26229 IncrementalHoareTripleChecker+Invalid, 33673 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7444 mSolverCounterUnsat, 259 mSDtfsCounter, 26229 mSolverCounterSat, 0.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7407 GetRequests, 6550 SyntacticMatches, 151 SemanticMatches, 706 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 285420 ImplicationChecksByTransitivity, 90.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 36.0s InterpolantComputationTime, 987 NumberOfCodeBlocks, 987 NumberOfCodeBlocksAsserted, 50 NumberOfCheckSat, 902 ConstructedInterpolants, 0 QuantifiedInterpolants, 4118 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 49 InterpolantComputations, 49 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 601]: integer overflow possible integer overflow possible We found a FailurePath: [L548] int* x = __builtin_alloca (sizeof(int)); [L549] int* y = __builtin_alloca (sizeof(int)); [L550] int* z = __builtin_alloca (sizeof(int)); [L551] int* m = __builtin_alloca (sizeof(int)); [L552] int* n = __builtin_alloca (sizeof(int)); [L553] *y = __VERIFIER_nondet_int() [L554] *z = __VERIFIER_nondet_int() [L555] COND FALSE !(__VERIFIER_nondet_int()) [L558] *x = -1 [L560] EXPR \read(*x) VAL [\read(*x)=-1, __builtin_alloca (sizeof(int))={13291:0}, __builtin_alloca (sizeof(int))={13292:0}, __builtin_alloca (sizeof(int))={13294:0}, __builtin_alloca (sizeof(int))={13290:0}, __builtin_alloca (sizeof(int))={13293:0}, m={13291:0}, n={13290:0}, x={13293:0}, y={13292:0}, z={13294:0}] [L560] COND FALSE !(*x > 0) [L563] EXPR \read(*x) [L563] (*x)-- [L565] EXPR \read(*x) VAL [\read(*x)=-2, __builtin_alloca (sizeof(int))={13291:0}, __builtin_alloca (sizeof(int))={13292:0}, __builtin_alloca (sizeof(int))={13294:0}, __builtin_alloca (sizeof(int))={13290:0}, __builtin_alloca (sizeof(int))={13293:0}, m={13291:0}, n={13290:0}, x={13293:0}, y={13292:0}, z={13294:0}] [L565] COND FALSE !(*x > 0) [L568] EXPR \read(*x) [L568] (*x)-- [L570] EXPR \read(*x) VAL [\read(*x)=-3, __builtin_alloca (sizeof(int))={13291:0}, __builtin_alloca (sizeof(int))={13292:0}, __builtin_alloca (sizeof(int))={13294:0}, __builtin_alloca (sizeof(int))={13290:0}, __builtin_alloca (sizeof(int))={13293:0}, m={13291:0}, n={13290:0}, x={13293:0}, y={13292:0}, z={13294:0}] [L570] COND FALSE !(*x > 0) [L573] EXPR \read(*x) [L573] (*x)-- [L575] EXPR \read(*x) VAL [\read(*x)=-4, __builtin_alloca (sizeof(int))={13291:0}, __builtin_alloca (sizeof(int))={13292:0}, __builtin_alloca (sizeof(int))={13294:0}, __builtin_alloca (sizeof(int))={13290:0}, __builtin_alloca (sizeof(int))={13293:0}, m={13291:0}, n={13290:0}, x={13293:0}, y={13292:0}, z={13294:0}] [L575] COND FALSE !(*x > 0) [L578] EXPR \read(*x) [L578] (*x)-- [L580] EXPR \read(*x) VAL [\read(*x)=-5, __builtin_alloca (sizeof(int))={13291:0}, __builtin_alloca (sizeof(int))={13292:0}, __builtin_alloca (sizeof(int))={13294:0}, __builtin_alloca (sizeof(int))={13290:0}, __builtin_alloca (sizeof(int))={13293:0}, m={13291:0}, n={13290:0}, x={13293:0}, y={13292:0}, z={13294:0}] [L580] COND FALSE !(*x > 0) [L583] EXPR \read(*x) [L583] (*x)-- [L585] EXPR \read(*x) VAL [\read(*x)=-6, __builtin_alloca (sizeof(int))={13291:0}, __builtin_alloca (sizeof(int))={13292:0}, __builtin_alloca (sizeof(int))={13294:0}, __builtin_alloca (sizeof(int))={13290:0}, __builtin_alloca (sizeof(int))={13293:0}, m={13291:0}, n={13290:0}, x={13293:0}, y={13292:0}, z={13294:0}] [L585] COND FALSE !(*x > 0) [L588] EXPR \read(*x) [L588] (*x)-- [L590] EXPR \read(*x) VAL [\read(*x)=-7, __builtin_alloca (sizeof(int))={13291:0}, __builtin_alloca (sizeof(int))={13292:0}, __builtin_alloca (sizeof(int))={13294:0}, __builtin_alloca (sizeof(int))={13290:0}, __builtin_alloca (sizeof(int))={13293:0}, m={13291:0}, n={13290:0}, x={13293:0}, y={13292:0}, z={13294:0}] [L590] COND FALSE !(*x > 0) [L593] EXPR \read(*x) [L593] (*x)-- [L595] EXPR \read(*x) VAL [\read(*x)=-8, __builtin_alloca (sizeof(int))={13291:0}, __builtin_alloca (sizeof(int))={13292:0}, __builtin_alloca (sizeof(int))={13294:0}, __builtin_alloca (sizeof(int))={13290:0}, __builtin_alloca (sizeof(int))={13293:0}, m={13291:0}, n={13290:0}, x={13293:0}, y={13292:0}, z={13294:0}] [L595] COND FALSE !(*x > 0) [L598] EXPR \read(*x) [L598] (*x)-- [L600] EXPR \read(*y) [L600] *y < 100 && *z < 100 [L600] EXPR \read(*z) [L600] *y < 100 && *z < 100 VAL [*y < 100 && *z < 100=1, \read(*y)=-2147483640, \read(*z)=43, __builtin_alloca (sizeof(int))={13294:0}, __builtin_alloca (sizeof(int))={13290:0}, __builtin_alloca (sizeof(int))={13293:0}, __builtin_alloca (sizeof(int))={13291:0}, __builtin_alloca (sizeof(int))={13292:0}, m={13291:0}, n={13290:0}, x={13293:0}, y={13292:0}, z={13294:0}] [L600] COND TRUE *y < 100 && *z < 100 [L601] EXPR \read(*y) [L601] EXPR \read(*x) VAL [\read(*x)=-9, \read(*y)=-2147483640, __builtin_alloca (sizeof(int))={13291:0}, __builtin_alloca (sizeof(int))={13292:0}, __builtin_alloca (sizeof(int))={13294:0}, __builtin_alloca (sizeof(int))={13290:0}, __builtin_alloca (sizeof(int))={13293:0}, m={13291:0}, n={13290:0}, x={13293:0}, y={13292:0}, z={13294:0}] [L601] *y + *x VAL [\read(*x)=-9, \read(*y)=-2147483640, __builtin_alloca (sizeof(int))={13291:0}, __builtin_alloca (sizeof(int))={13292:0}, __builtin_alloca (sizeof(int))={13294:0}, __builtin_alloca (sizeof(int))={13290:0}, __builtin_alloca (sizeof(int))={13293:0}, m={13291:0}, n={13290:0}, x={13293:0}, y={13292:0}, z={13294:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58ms. Allocated memory is still 127.9MB. Free memory was 72.1MB in the beginning and 71.9MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 466.60ms. Allocated memory is still 161.5MB. Free memory was 129.0MB in the beginning and 112.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.92ms. Allocated memory is still 161.5MB. Free memory was 112.3MB in the beginning and 110.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.11ms. Allocated memory is still 161.5MB. Free memory was 110.2MB in the beginning and 108.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 716.52ms. Allocated memory is still 161.5MB. Free memory was 108.8MB in the beginning and 82.9MB in the end (delta: 25.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 105834.87ms. Allocated memory was 161.5MB in the beginning and 1.0GB in the end (delta: 861.9MB). Free memory was 82.9MB in the beginning and 705.8MB in the end (delta: -622.9MB). Peak memory consumption was 240.9MB. Max. memory is 16.1GB. * Witness Printer took 116.96ms. Allocated memory is still 1.0GB. Free memory was 705.8MB in the beginning and 700.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-11-20 17:01:17,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e339a15-47c1-4bf7-9f5b-13a1d183e531/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)