./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/memsafety-ext3/getNumbers4-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_57a7d814-7ccf-4852-9234-be6af03145f2/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57a7d814-7ccf-4852-9234-be6af03145f2/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57a7d814-7ccf-4852-9234-be6af03145f2/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57a7d814-7ccf-4852-9234-be6af03145f2/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/memsafety-ext3/getNumbers4-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57a7d814-7ccf-4852-9234-be6af03145f2/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57a7d814-7ccf-4852-9234-be6af03145f2/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6bc6b4117baccd9c0c047fce306a2f95fb55fa90595dfb64eaa429319b56a306 --- 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-2329fc7 [2022-12-14 18:50:11,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:50:11,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:50:11,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:50:11,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:50:11,111 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:50:11,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:50:11,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:50:11,115 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:50:11,116 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:50:11,117 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:50:11,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:50:11,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:50:11,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:50:11,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:50:11,122 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:50:11,122 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:50:11,123 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:50:11,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:50:11,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:50:11,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:50:11,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:50:11,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:50:11,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:50:11,136 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:50:11,136 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:50:11,136 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:50:11,137 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:50:11,138 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:50:11,139 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:50:11,139 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:50:11,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:50:11,141 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:50:11,142 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:50:11,143 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:50:11,143 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:50:11,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:50:11,144 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:50:11,144 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:50:11,145 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:50:11,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:50:11,146 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57a7d814-7ccf-4852-9234-be6af03145f2/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 18:50:11,167 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:50:11,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:50:11,168 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:50:11,168 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:50:11,169 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:50:11,169 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:50:11,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:50:11,170 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:50:11,170 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:50:11,170 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:50:11,170 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:50:11,170 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:50:11,171 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:50:11,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:50:11,171 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:50:11,171 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 18:50:11,171 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:50:11,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:50:11,172 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:50:11,172 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:50:11,172 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:50:11,172 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:50:11,172 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:50:11,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:50:11,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:50:11,173 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:50:11,173 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:50:11,174 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:50:11,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:50:11,174 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:50:11,174 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_57a7d814-7ccf-4852-9234-be6af03145f2/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57a7d814-7ccf-4852-9234-be6af03145f2/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6bc6b4117baccd9c0c047fce306a2f95fb55fa90595dfb64eaa429319b56a306 [2022-12-14 18:50:11,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:50:11,381 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:50:11,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:50:11,383 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:50:11,384 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:50:11,385 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57a7d814-7ccf-4852-9234-be6af03145f2/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/memsafety-ext3/getNumbers4-1.c [2022-12-14 18:50:13,887 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:50:14,038 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:50:14,038 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57a7d814-7ccf-4852-9234-be6af03145f2/sv-benchmarks/c/memsafety-ext3/getNumbers4-1.c [2022-12-14 18:50:14,044 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57a7d814-7ccf-4852-9234-be6af03145f2/bin/ukojak-rkRKPMF4O4/data/69ba279ac/c82653be8b094acd8e03539461f4c1ae/FLAG751c1a6f8 [2022-12-14 18:50:14,459 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57a7d814-7ccf-4852-9234-be6af03145f2/bin/ukojak-rkRKPMF4O4/data/69ba279ac/c82653be8b094acd8e03539461f4c1ae [2022-12-14 18:50:14,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:50:14,462 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:50:14,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:50:14,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:50:14,466 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:50:14,466 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:50:14" (1/1) ... [2022-12-14 18:50:14,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d3fdd81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:50:14, skipping insertion in model container [2022-12-14 18:50:14,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:50:14" (1/1) ... [2022-12-14 18:50:14,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:50:14,481 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:50:14,586 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:50:14,594 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:50:14,606 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:50:14,617 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:50:14,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:50:14 WrapperNode [2022-12-14 18:50:14,617 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:50:14,618 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:50:14,618 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:50:14,618 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:50:14,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:50:14" (1/1) ... [2022-12-14 18:50:14,629 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:50:14" (1/1) ... [2022-12-14 18:50:14,642 INFO L138 Inliner]: procedures = 12, calls = 18, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 102 [2022-12-14 18:50:14,642 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:50:14,643 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:50:14,643 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:50:14,643 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:50:14,649 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:50:14" (1/1) ... [2022-12-14 18:50:14,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:50:14" (1/1) ... [2022-12-14 18:50:14,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:50:14" (1/1) ... [2022-12-14 18:50:14,651 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:50:14" (1/1) ... [2022-12-14 18:50:14,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:50:14" (1/1) ... [2022-12-14 18:50:14,657 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:50:14" (1/1) ... [2022-12-14 18:50:14,658 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:50:14" (1/1) ... [2022-12-14 18:50:14,658 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:50:14" (1/1) ... [2022-12-14 18:50:14,660 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:50:14,660 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:50:14,660 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:50:14,660 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:50:14,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:50:14" (1/1) ... [2022-12-14 18:50:14,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:50:14,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57a7d814-7ccf-4852-9234-be6af03145f2/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:50:14,684 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57a7d814-7ccf-4852-9234-be6af03145f2/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:50:14,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57a7d814-7ccf-4852-9234-be6af03145f2/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:50:14,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 18:50:14,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:50:14,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:50:14,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:50:14,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 18:50:14,785 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:50:14,787 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:50:14,932 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:50:14,975 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:50:14,975 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-14 18:50:14,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:50:14 BoogieIcfgContainer [2022-12-14 18:50:14,977 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:50:14,977 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:50:14,977 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:50:14,984 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:50:14,984 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:50:14" (1/1) ... [2022-12-14 18:50:14,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 18:50:15,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:15,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 31 transitions. [2022-12-14 18:50:15,028 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2022-12-14 18:50:15,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 18:50:15,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:15,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:15,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:15,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:50:15,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:15,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2022-12-14 18:50:15,185 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2022-12-14 18:50:15,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 18:50:15,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:15,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:15,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:15,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:50:15,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:15,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2022-12-14 18:50:15,261 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2022-12-14 18:50:15,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 18:50:15,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:15,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:15,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:15,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:50:15,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:15,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2022-12-14 18:50:15,317 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2022-12-14 18:50:15,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 18:50:15,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:15,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:15,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:15,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:50:15,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:15,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 29 states and 33 transitions. [2022-12-14 18:50:15,387 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2022-12-14 18:50:15,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 18:50:15,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:15,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:15,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:15,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:50:15,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:15,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 30 states and 34 transitions. [2022-12-14 18:50:15,462 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2022-12-14 18:50:15,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 18:50:15,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:15,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:15,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:15,490 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 18:50:15,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:15,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 29 states and 33 transitions. [2022-12-14 18:50:15,528 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2022-12-14 18:50:15,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 18:50:15,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:15,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:15,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:15,570 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 18:50:15,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:15,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 36 transitions. [2022-12-14 18:50:15,598 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2022-12-14 18:50:15,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 18:50:15,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:15,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:15,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:15,627 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 18:50:15,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:15,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2022-12-14 18:50:15,640 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2022-12-14 18:50:15,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 18:50:15,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:15,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:15,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:15,684 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 18:50:15,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:15,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 34 states and 40 transitions. [2022-12-14 18:50:15,736 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2022-12-14 18:50:15,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 18:50:15,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:15,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:15,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:15,781 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 18:50:15,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:15,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 35 states and 41 transitions. [2022-12-14 18:50:15,828 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 41 transitions. [2022-12-14 18:50:15,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 18:50:15,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:15,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:15,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:15,864 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 18:50:15,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:15,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 34 states and 40 transitions. [2022-12-14 18:50:15,949 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2022-12-14 18:50:15,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 18:50:15,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:15,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:15,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:16,002 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 18:50:16,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:16,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2022-12-14 18:50:16,116 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2022-12-14 18:50:16,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 18:50:16,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:16,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:16,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:16,163 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 18:50:16,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:16,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 42 transitions. [2022-12-14 18:50:16,193 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2022-12-14 18:50:16,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 18:50:16,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:16,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:16,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:16,228 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 18:50:16,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:16,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 36 states and 43 transitions. [2022-12-14 18:50:16,241 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2022-12-14 18:50:16,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 18:50:16,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:16,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:16,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:16,294 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 18:50:16,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:16,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 46 transitions. [2022-12-14 18:50:16,353 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2022-12-14 18:50:16,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 18:50:16,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:16,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:16,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:16,398 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 18:50:16,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:16,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 37 states and 45 transitions. [2022-12-14 18:50:16,480 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2022-12-14 18:50:16,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 18:50:16,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:16,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:16,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:16,535 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 18:50:16,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:16,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 46 transitions. [2022-12-14 18:50:16,597 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2022-12-14 18:50:16,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 18:50:16,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:16,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:16,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:16,676 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 18:50:16,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:16,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 37 states and 45 transitions. [2022-12-14 18:50:16,825 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2022-12-14 18:50:16,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 18:50:16,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:16,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:16,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:16,873 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 18:50:16,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:16,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 39 states and 48 transitions. [2022-12-14 18:50:16,909 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2022-12-14 18:50:16,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 18:50:16,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:16,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:16,933 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 18:50:16,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:16,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 40 states and 49 transitions. [2022-12-14 18:50:16,946 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 49 transitions. [2022-12-14 18:50:16,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 18:50:16,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:16,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:16,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:16,999 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 18:50:17,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:17,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 52 transitions. [2022-12-14 18:50:17,073 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2022-12-14 18:50:17,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 18:50:17,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:17,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:17,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:17,124 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-12-14 18:50:17,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:17,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2022-12-14 18:50:17,241 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2022-12-14 18:50:17,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 18:50:17,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:17,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:17,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:17,303 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 18:50:17,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:17,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 52 transitions. [2022-12-14 18:50:17,373 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2022-12-14 18:50:17,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 18:50:17,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:17,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:17,442 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-12-14 18:50:17,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:17,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2022-12-14 18:50:17,623 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2022-12-14 18:50:17,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 18:50:17,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:17,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:17,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:17,721 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 18:50:17,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:17,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 43 states and 54 transitions. [2022-12-14 18:50:17,785 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 54 transitions. [2022-12-14 18:50:17,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 18:50:17,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:17,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:17,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:17,827 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 18:50:17,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:17,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 44 states and 55 transitions. [2022-12-14 18:50:17,840 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2022-12-14 18:50:17,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 18:50:17,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:17,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:17,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:17,907 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-12-14 18:50:18,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:18,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 47 states and 58 transitions. [2022-12-14 18:50:18,052 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 58 transitions. [2022-12-14 18:50:18,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 18:50:18,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:18,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:18,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:18,125 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 18:50:18,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:18,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 50 states and 61 transitions. [2022-12-14 18:50:18,350 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 61 transitions. [2022-12-14 18:50:18,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 18:50:18,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:18,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:18,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:18,416 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 18:50:18,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:18,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 53 states and 64 transitions. [2022-12-14 18:50:18,584 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 64 transitions. [2022-12-14 18:50:18,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 18:50:18,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:18,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:18,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:18,655 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 18:50:18,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:18,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 56 states and 67 transitions. [2022-12-14 18:50:18,853 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 67 transitions. [2022-12-14 18:50:18,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 18:50:18,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:18,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:18,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:18,933 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 18:50:19,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:19,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 59 states and 70 transitions. [2022-12-14 18:50:19,146 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 70 transitions. [2022-12-14 18:50:19,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-12-14 18:50:19,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:19,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:19,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:19,251 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 18:50:19,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:19,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 62 states and 73 transitions. [2022-12-14 18:50:19,438 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 73 transitions. [2022-12-14 18:50:19,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-14 18:50:19,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:19,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:19,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:19,543 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 18:50:19,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:19,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 65 states and 76 transitions. [2022-12-14 18:50:19,732 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 76 transitions. [2022-12-14 18:50:19,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 18:50:19,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:19,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:19,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:19,827 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 18:50:20,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:20,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 68 states and 79 transitions. [2022-12-14 18:50:20,019 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 79 transitions. [2022-12-14 18:50:20,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-14 18:50:20,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:20,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:20,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:20,111 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2022-12-14 18:50:20,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:20,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 71 states and 82 transitions. [2022-12-14 18:50:20,288 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 82 transitions. [2022-12-14 18:50:20,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 18:50:20,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:20,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:20,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:20,394 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-12-14 18:50:20,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:20,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 74 states and 84 transitions. [2022-12-14 18:50:20,526 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 84 transitions. [2022-12-14 18:50:20,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-14 18:50:20,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:20,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:20,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:20,608 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2022-12-14 18:50:20,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:20,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 77 states and 87 transitions. [2022-12-14 18:50:20,911 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 87 transitions. [2022-12-14 18:50:20,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-12-14 18:50:20,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:20,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:20,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:21,010 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2022-12-14 18:50:21,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:21,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 80 states and 90 transitions. [2022-12-14 18:50:21,207 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 90 transitions. [2022-12-14 18:50:21,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-14 18:50:21,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:21,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:21,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:21,312 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2022-12-14 18:50:21,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:21,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 83 states and 93 transitions. [2022-12-14 18:50:21,534 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 93 transitions. [2022-12-14 18:50:21,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 18:50:21,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:21,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:21,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:21,653 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2022-12-14 18:50:21,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:21,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 86 states and 96 transitions. [2022-12-14 18:50:21,877 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 96 transitions. [2022-12-14 18:50:21,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-12-14 18:50:21,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:21,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:21,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:21,974 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2022-12-14 18:50:22,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:22,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 89 states and 99 transitions. [2022-12-14 18:50:22,232 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 99 transitions. [2022-12-14 18:50:22,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 18:50:22,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:22,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:22,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:22,371 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2022-12-14 18:50:22,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:22,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 92 states and 102 transitions. [2022-12-14 18:50:22,645 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 102 transitions. [2022-12-14 18:50:22,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-12-14 18:50:22,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:22,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:22,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:22,767 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2022-12-14 18:50:23,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:23,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 95 states and 105 transitions. [2022-12-14 18:50:23,072 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 105 transitions. [2022-12-14 18:50:23,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-12-14 18:50:23,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:23,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:23,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:23,200 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2022-12-14 18:50:23,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:23,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 98 states and 108 transitions. [2022-12-14 18:50:23,471 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 108 transitions. [2022-12-14 18:50:23,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-12-14 18:50:23,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:23,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:23,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:23,578 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2022-12-14 18:50:23,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:23,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 101 states and 110 transitions. [2022-12-14 18:50:23,725 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 110 transitions. [2022-12-14 18:50:23,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-12-14 18:50:23,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:23,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:23,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:23,823 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2022-12-14 18:50:24,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:24,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 104 states and 113 transitions. [2022-12-14 18:50:24,077 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 113 transitions. [2022-12-14 18:50:24,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-12-14 18:50:24,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:24,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:24,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:24,177 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2022-12-14 18:50:24,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:24,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 107 states and 116 transitions. [2022-12-14 18:50:24,508 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 116 transitions. [2022-12-14 18:50:24,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-12-14 18:50:24,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:24,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:24,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:24,638 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2022-12-14 18:50:24,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:24,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 110 states and 119 transitions. [2022-12-14 18:50:24,915 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 119 transitions. [2022-12-14 18:50:24,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-12-14 18:50:24,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:24,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:24,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:25,016 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2022-12-14 18:50:25,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:25,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 113 states and 122 transitions. [2022-12-14 18:50:25,236 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 122 transitions. [2022-12-14 18:50:25,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-12-14 18:50:25,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:25,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:25,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:25,347 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2022-12-14 18:50:25,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:25,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 116 states and 125 transitions. [2022-12-14 18:50:25,576 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 125 transitions. [2022-12-14 18:50:25,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-12-14 18:50:25,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:25,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:25,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:25,688 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2022-12-14 18:50:25,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:25,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 119 states and 128 transitions. [2022-12-14 18:50:25,919 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 128 transitions. [2022-12-14 18:50:25,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-12-14 18:50:25,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:25,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:25,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:26,048 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2022-12-14 18:50:26,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:26,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 122 states and 131 transitions. [2022-12-14 18:50:26,395 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 131 transitions. [2022-12-14 18:50:26,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-12-14 18:50:26,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:26,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:26,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:26,543 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2022-12-14 18:50:26,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:26,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 125 states and 134 transitions. [2022-12-14 18:50:26,892 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 134 transitions. [2022-12-14 18:50:26,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-12-14 18:50:26,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:26,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:26,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:26,982 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2022-12-14 18:50:27,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:27,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 128 states and 136 transitions. [2022-12-14 18:50:27,186 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 136 transitions. [2022-12-14 18:50:27,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-12-14 18:50:27,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:27,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:27,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:27,315 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2022-12-14 18:50:27,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:27,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 131 states and 139 transitions. [2022-12-14 18:50:27,666 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 139 transitions. [2022-12-14 18:50:27,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-12-14 18:50:27,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:27,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:27,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:27,790 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2022-12-14 18:50:28,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:28,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 134 states and 142 transitions. [2022-12-14 18:50:28,057 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 142 transitions. [2022-12-14 18:50:28,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-12-14 18:50:28,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:28,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:28,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:28,189 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2022-12-14 18:50:28,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:28,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 137 states and 145 transitions. [2022-12-14 18:50:28,537 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 145 transitions. [2022-12-14 18:50:28,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-12-14 18:50:28,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:28,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:28,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:28,623 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2022-12-14 18:50:28,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:28,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 140 states and 147 transitions. [2022-12-14 18:50:28,828 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 147 transitions. [2022-12-14 18:50:28,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-12-14 18:50:28,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:28,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:28,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:29,028 INFO L134 CoverageAnalysis]: Checked inductivity of 582 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2022-12-14 18:50:29,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:29,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 142 states and 150 transitions. [2022-12-14 18:50:29,397 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 150 transitions. [2022-12-14 18:50:29,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-12-14 18:50:29,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:29,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:29,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:29,509 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2022-12-14 18:50:29,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:29,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 141 states and 149 transitions. [2022-12-14 18:50:29,737 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 149 transitions. [2022-12-14 18:50:29,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-12-14 18:50:29,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:29,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:29,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:29,928 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2022-12-14 18:50:30,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:30,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 138 states and 144 transitions. [2022-12-14 18:50:30,095 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 144 transitions. [2022-12-14 18:50:30,095 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 18:50:30,095 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 62 iterations. [2022-12-14 18:50:30,101 INFO L754 CodeCheckObserver]: All specifications hold 10 specifications checked. All of them hold [2022-12-14 18:50:30,579 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-12-14 18:50:30,586 INFO L560 CodeCheckObserver]: Invariant with dag size 5 [2022-12-14 18:50:30,586 INFO L560 CodeCheckObserver]: Invariant with dag size 5 [2022-12-14 18:50:30,586 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2022-12-14 18:50:30,587 INFO L560 CodeCheckObserver]: Invariant with dag size 5 [2022-12-14 18:50:30,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 06:50:30 ImpRootNode [2022-12-14 18:50:30,587 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 18:50:30,587 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 18:50:30,587 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 18:50:30,587 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 18:50:30,588 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:50:14" (3/4) ... [2022-12-14 18:50:30,590 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 18:50:30,596 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-12-14 18:50:30,596 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-12-14 18:50:30,596 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-14 18:50:30,628 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57a7d814-7ccf-4852-9234-be6af03145f2/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 18:50:30,628 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 18:50:30,629 INFO L158 Benchmark]: Toolchain (without parser) took 16166.11ms. Allocated memory was 146.8MB in the beginning and 268.4MB in the end (delta: 121.6MB). Free memory was 97.8MB in the beginning and 178.8MB in the end (delta: -81.0MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2022-12-14 18:50:30,629 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 146.8MB. Free memory is still 87.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:50:30,629 INFO L158 Benchmark]: CACSL2BoogieTranslator took 154.19ms. Allocated memory is still 146.8MB. Free memory was 97.4MB in the beginning and 87.3MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 18:50:30,630 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.61ms. Allocated memory is still 146.8MB. Free memory was 87.3MB in the beginning and 85.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:50:30,630 INFO L158 Benchmark]: Boogie Preprocessor took 16.70ms. Allocated memory is still 146.8MB. Free memory was 85.6MB in the beginning and 84.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:50:30,630 INFO L158 Benchmark]: RCFGBuilder took 316.60ms. Allocated memory was 146.8MB in the beginning and 268.4MB in the end (delta: 121.6MB). Free memory was 84.1MB in the beginning and 238.6MB in the end (delta: -154.5MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2022-12-14 18:50:30,630 INFO L158 Benchmark]: CodeCheck took 15609.81ms. Allocated memory is still 268.4MB. Free memory was 238.6MB in the beginning and 182.9MB in the end (delta: 55.7MB). Peak memory consumption was 162.7MB. Max. memory is 16.1GB. [2022-12-14 18:50:30,631 INFO L158 Benchmark]: Witness Printer took 40.74ms. Allocated memory is still 268.4MB. Free memory was 182.9MB in the beginning and 178.8MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 18:50:30,633 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, 27 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 15.1s, OverallIterations: 62, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6809 SdHoareTripleChecker+Valid, 19.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5202 mSDsluCounter, 745 SdHoareTripleChecker+Invalid, 16.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 6848 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 21047 IncrementalHoareTripleChecker+Invalid, 27895 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6848 mSolverCounterUnsat, 745 mSDtfsCounter, 21047 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20878 GetRequests, 20513 SyntacticMatches, 75 SemanticMatches, 290 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48316 ImplicationChecksByTransitivity, 10.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 3424 NumberOfCodeBlocks, 3424 NumberOfCodeBlocksAsserted, 61 NumberOfCheckSat, 3363 ConstructedInterpolants, 0 QuantifiedInterpolants, 4703 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 61 InterpolantComputations, 19 PerfectInterpolantSequences, 8779/10414 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 - PositiveResult [Line: 8]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 8]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 18]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 18]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 27]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 27]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold - InvariantResult [Line: 8]: Loop Invariant Derived loop invariant: 0 <= i - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 0 <= i + 2147483648 - InvariantResult [Line: 37]: Loop Invariant Derived loop invariant: 0 <= i + 2147483648 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: i == 0 || 1 <= i - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 0 <= i + 2147483648 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 146.8MB. Free memory is still 87.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 154.19ms. Allocated memory is still 146.8MB. Free memory was 97.4MB in the beginning and 87.3MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.61ms. Allocated memory is still 146.8MB. Free memory was 87.3MB in the beginning and 85.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.70ms. Allocated memory is still 146.8MB. Free memory was 85.6MB in the beginning and 84.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 316.60ms. Allocated memory was 146.8MB in the beginning and 268.4MB in the end (delta: 121.6MB). Free memory was 84.1MB in the beginning and 238.6MB in the end (delta: -154.5MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * CodeCheck took 15609.81ms. Allocated memory is still 268.4MB. Free memory was 238.6MB in the beginning and 182.9MB in the end (delta: 55.7MB). Peak memory consumption was 162.7MB. Max. memory is 16.1GB. * Witness Printer took 40.74ms. Allocated memory is still 268.4MB. Free memory was 182.9MB in the beginning and 178.8MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 18:50:30,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57a7d814-7ccf-4852-9234-be6af03145f2/bin/ukojak-rkRKPMF4O4/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 Result: TRUE