./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66ac2d1d-cd36-46ec-a12f-91bc2a4a76ee/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66ac2d1d-cd36-46ec-a12f-91bc2a4a76ee/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_66ac2d1d-cd36-46ec-a12f-91bc2a4a76ee/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66ac2d1d-cd36-46ec-a12f-91bc2a4a76ee/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66ac2d1d-cd36-46ec-a12f-91bc2a4a76ee/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66ac2d1d-cd36-46ec-a12f-91bc2a4a76ee/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 32bit --witnessprinter.graph.data.programhash 4fecbd384f63aa34e01807a3a6735a322a2435f1312f0df3ed763fde7f43fe0a --- 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 17:49:03,960 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:49:03,963 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:49:03,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:49:03,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:49:03,985 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:49:03,987 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:49:03,988 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:49:03,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:49:03,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:49:03,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:49:03,993 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:49:03,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:49:03,995 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:49:03,996 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:49:03,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:49:03,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:49:04,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:49:04,001 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:49:04,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:49:04,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:49:04,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:49:04,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:49:04,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:49:04,012 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:49:04,013 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:49:04,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:49:04,014 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:49:04,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:49:04,016 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:49:04,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:49:04,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:49:04,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:49:04,019 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:49:04,020 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:49:04,020 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:49:04,021 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:49:04,021 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:49:04,022 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:49:04,023 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:49:04,024 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:49:04,025 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66ac2d1d-cd36-46ec-a12f-91bc2a4a76ee/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:49:04,046 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:49:04,046 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:49:04,047 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:49:04,047 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:49:04,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:49:04,048 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:49:04,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:49:04,049 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:49:04,049 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:49:04,049 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:49:04,049 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:49:04,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:49:04,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:49:04,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:49:04,050 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:49:04,051 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:49:04,051 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:49:04,051 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:49:04,051 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:49:04,052 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:49:04,052 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:49:04,052 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:49:04,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:49:04,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:49:04,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:49:04,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:49:04,053 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:49:04,054 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:49:04,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:49:04,054 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:49:04,054 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_66ac2d1d-cd36-46ec-a12f-91bc2a4a76ee/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66ac2d1d-cd36-46ec-a12f-91bc2a4a76ee/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fecbd384f63aa34e01807a3a6735a322a2435f1312f0df3ed763fde7f43fe0a [2022-11-20 17:49:04,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:49:04,317 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:49:04,321 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:49:04,324 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:49:04,325 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:49:04,326 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66ac2d1d-cd36-46ec-a12f-91bc2a4a76ee/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i [2022-11-20 17:49:07,488 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:49:07,780 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:49:07,781 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66ac2d1d-cd36-46ec-a12f-91bc2a4a76ee/sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i [2022-11-20 17:49:07,794 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66ac2d1d-cd36-46ec-a12f-91bc2a4a76ee/bin/ukojak-pZX7IvK2PQ/data/cbdf6f7cd/ad73dd8b8bf344238a5f31d116cc85ca/FLAGcdc473db4 [2022-11-20 17:49:07,811 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66ac2d1d-cd36-46ec-a12f-91bc2a4a76ee/bin/ukojak-pZX7IvK2PQ/data/cbdf6f7cd/ad73dd8b8bf344238a5f31d116cc85ca [2022-11-20 17:49:07,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:49:07,815 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:49:07,817 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:49:07,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:49:07,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:49:07,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:49:07" (1/1) ... [2022-11-20 17:49:07,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@539b3163 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:07, skipping insertion in model container [2022-11-20 17:49:07,823 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:49:07" (1/1) ... [2022-11-20 17:49:07,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:49:07,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:49:08,305 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66ac2d1d-cd36-46ec-a12f-91bc2a4a76ee/sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i[24436,24449] [2022-11-20 17:49:08,311 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:49:08,323 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:49:08,402 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66ac2d1d-cd36-46ec-a12f-91bc2a4a76ee/sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i[24436,24449] [2022-11-20 17:49:08,405 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:49:08,442 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:49:08,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:08 WrapperNode [2022-11-20 17:49:08,445 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:49:08,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:49:08,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:49:08,448 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:49:08,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:08" (1/1) ... [2022-11-20 17:49:08,496 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:08" (1/1) ... [2022-11-20 17:49:08,538 INFO L138 Inliner]: procedures = 126, calls = 26, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 145 [2022-11-20 17:49:08,542 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:49:08,544 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:49:08,544 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:49:08,544 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:49:08,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:08" (1/1) ... [2022-11-20 17:49:08,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:08" (1/1) ... [2022-11-20 17:49:08,556 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:08" (1/1) ... [2022-11-20 17:49:08,557 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:08" (1/1) ... [2022-11-20 17:49:08,565 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:08" (1/1) ... [2022-11-20 17:49:08,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:08" (1/1) ... [2022-11-20 17:49:08,571 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:08" (1/1) ... [2022-11-20 17:49:08,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:08" (1/1) ... [2022-11-20 17:49:08,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:49:08,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:49:08,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:49:08,577 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:49:08,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:08" (1/1) ... [2022-11-20 17:49:08,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:49:08,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66ac2d1d-cd36-46ec-a12f-91bc2a4a76ee/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:49:08,612 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66ac2d1d-cd36-46ec-a12f-91bc2a4a76ee/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:49:08,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66ac2d1d-cd36-46ec-a12f-91bc2a4a76ee/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:49:08,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:49:08,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:49:08,671 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2022-11-20 17:49:08,671 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2022-11-20 17:49:08,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:49:08,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:49:08,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 17:49:08,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 17:49:08,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:49:08,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:49:08,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:49:08,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:49:08,897 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:49:08,899 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:49:09,170 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:49:09,228 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:49:09,228 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-20 17:49:09,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:49:09 BoogieIcfgContainer [2022-11-20 17:49:09,231 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:49:09,232 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:49:09,233 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:49:09,244 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:49:09,244 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:49:09" (1/1) ... [2022-11-20 17:49:09,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:49:09,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:09,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 56 states and 65 transitions. [2022-11-20 17:49:09,377 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 65 transitions. [2022-11-20 17:49:09,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:49:09,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:09,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:09,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:09,829 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 17:49:09,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:09,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 57 states and 67 transitions. [2022-11-20 17:49:09,909 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2022-11-20 17:49:09,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:49:09,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:09,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:09,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:10,096 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:49:10,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:10,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 60 states and 71 transitions. [2022-11-20 17:49:10,153 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 71 transitions. [2022-11-20 17:49:10,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:49:10,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:10,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:10,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:10,335 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:49:10,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:10,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 61 states and 72 transitions. [2022-11-20 17:49:10,363 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 72 transitions. [2022-11-20 17:49:10,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:49:10,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:10,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:10,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:10,504 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:49:10,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:10,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 68 states and 83 transitions. [2022-11-20 17:49:10,781 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 83 transitions. [2022-11-20 17:49:10,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:49:10,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:10,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:10,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:10,864 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:49:10,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:10,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 69 states and 84 transitions. [2022-11-20 17:49:10,893 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 84 transitions. [2022-11-20 17:49:10,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:49:10,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:10,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:10,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:10,996 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:49:11,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:11,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 71 states and 88 transitions. [2022-11-20 17:49:11,033 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 88 transitions. [2022-11-20 17:49:11,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:49:11,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:11,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:11,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:11,163 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:49:11,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:11,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 73 states and 91 transitions. [2022-11-20 17:49:11,264 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 91 transitions. [2022-11-20 17:49:11,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:49:11,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:11,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:11,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:11,401 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 17:49:11,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:11,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 57 states and 68 transitions. [2022-11-20 17:49:11,528 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 68 transitions. [2022-11-20 17:49:11,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:49:11,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:11,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:11,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:11,590 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:49:11,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:11,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 58 states and 69 transitions. [2022-11-20 17:49:11,610 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 69 transitions. [2022-11-20 17:49:11,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:49:11,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:11,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:11,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:11,726 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:49:11,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:11,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 59 states and 71 transitions. [2022-11-20 17:49:11,861 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 71 transitions. [2022-11-20 17:49:11,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:49:11,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:11,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:11,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:12,006 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:49:12,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:12,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 60 states and 73 transitions. [2022-11-20 17:49:12,157 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 73 transitions. [2022-11-20 17:49:12,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:49:12,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:12,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:12,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:12,300 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:49:12,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:12,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 63 states and 78 transitions. [2022-11-20 17:49:12,401 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 78 transitions. [2022-11-20 17:49:12,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:49:12,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:12,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:12,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:12,551 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:49:12,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:12,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 65 states and 83 transitions. [2022-11-20 17:49:12,779 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 83 transitions. [2022-11-20 17:49:12,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:49:12,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:12,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:12,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:12,877 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:49:13,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:13,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 64 states and 82 transitions. [2022-11-20 17:49:13,011 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2022-11-20 17:49:13,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:49:13,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:13,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:13,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:13,158 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:49:13,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:13,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 67 states and 86 transitions. [2022-11-20 17:49:13,522 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 86 transitions. [2022-11-20 17:49:13,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:49:13,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:13,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:13,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:13,673 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:49:13,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:13,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 68 states and 87 transitions. [2022-11-20 17:49:13,740 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 87 transitions. [2022-11-20 17:49:13,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:49:13,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:13,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:13,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:13,976 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:49:14,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:14,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 72 states and 93 transitions. [2022-11-20 17:49:14,535 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 93 transitions. [2022-11-20 17:49:14,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:49:14,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:14,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:14,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:14,712 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:49:14,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:14,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 75 states and 97 transitions. [2022-11-20 17:49:14,982 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 97 transitions. [2022-11-20 17:49:14,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:49:14,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:14,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:15,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:15,098 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:49:15,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:15,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 76 states and 97 transitions. [2022-11-20 17:49:15,319 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 97 transitions. [2022-11-20 17:49:15,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:49:15,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:15,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:15,395 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:49:16,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:16,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 82 states and 104 transitions. [2022-11-20 17:49:16,495 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 104 transitions. [2022-11-20 17:49:16,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:49:16,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:16,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:16,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:16,829 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:49:17,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:17,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 83 states and 104 transitions. [2022-11-20 17:49:17,171 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 104 transitions. [2022-11-20 17:49:17,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:49:17,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:17,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:17,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:17,245 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:49:17,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:17,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 85 states and 108 transitions. [2022-11-20 17:49:17,276 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 108 transitions. [2022-11-20 17:49:17,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:49:17,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:17,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:17,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:17,365 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:49:17,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:17,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 86 states and 110 transitions. [2022-11-20 17:49:17,390 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 110 transitions. [2022-11-20 17:49:17,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:49:17,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:17,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:17,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:17,698 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:49:18,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:18,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 89 states and 116 transitions. [2022-11-20 17:49:18,242 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 116 transitions. [2022-11-20 17:49:18,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:49:18,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:18,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:18,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:18,373 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:49:18,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:18,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 90 states and 116 transitions. [2022-11-20 17:49:18,414 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 116 transitions. [2022-11-20 17:49:18,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:49:18,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:18,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:18,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:18,477 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 17:49:18,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:18,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 56 states and 65 transitions. [2022-11-20 17:49:18,912 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 65 transitions. [2022-11-20 17:49:18,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:49:18,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:18,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:18,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:19,154 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 17:49:19,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:19,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 59 states and 70 transitions. [2022-11-20 17:49:19,340 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 70 transitions. [2022-11-20 17:49:19,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:49:19,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:19,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:19,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:19,493 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 17:49:19,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:19,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 63 states and 75 transitions. [2022-11-20 17:49:19,755 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 75 transitions. [2022-11-20 17:49:19,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:49:19,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:19,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:19,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:19,879 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 17:49:20,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:20,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 62 states and 74 transitions. [2022-11-20 17:49:20,099 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 74 transitions. [2022-11-20 17:49:20,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 17:49:20,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:20,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:20,294 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 17:49:20,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:20,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 63 states and 74 transitions. [2022-11-20 17:49:20,318 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 74 transitions. [2022-11-20 17:49:20,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:49:20,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:20,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:20,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:20,489 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 17:49:21,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:21,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 69 states and 81 transitions. [2022-11-20 17:49:21,337 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 81 transitions. [2022-11-20 17:49:21,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-20 17:49:21,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:21,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:21,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:21,475 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 17:49:22,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:22,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 76 states and 91 transitions. [2022-11-20 17:49:22,757 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 91 transitions. [2022-11-20 17:49:22,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:49:22,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:22,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:22,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:22,971 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 17:49:24,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:24,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 51 states and 55 transitions. [2022-11-20 17:49:24,767 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 55 transitions. [2022-11-20 17:49:24,771 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:49:24,771 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 34 iterations. [2022-11-20 17:49:24,779 INFO L754 CodeCheckObserver]: All specifications hold 18 specifications checked. All of them hold [2022-11-20 17:49:25,004 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:49:25,008 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:49:25,008 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:49:25,009 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:49:25,009 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:49:25,009 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:49:25,009 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:49:25,009 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:49:25,009 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:49:25,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:49:25 ImpRootNode [2022-11-20 17:49:25,010 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:49:25,010 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:49:25,010 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:49:25,011 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:49:25,011 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:49:09" (3/4) ... [2022-11-20 17:49:25,014 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:49:25,020 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure node_create [2022-11-20 17:49:25,025 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2022-11-20 17:49:25,025 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-11-20 17:49:25,026 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 17:49:25,026 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:49:25,091 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66ac2d1d-cd36-46ec-a12f-91bc2a4a76ee/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:49:25,094 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:49:25,095 INFO L158 Benchmark]: Toolchain (without parser) took 17279.72ms. Allocated memory was 155.2MB in the beginning and 245.4MB in the end (delta: 90.2MB). Free memory was 112.2MB in the beginning and 84.0MB in the end (delta: 28.1MB). Peak memory consumption was 120.0MB. Max. memory is 16.1GB. [2022-11-20 17:49:25,095 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 155.2MB. Free memory was 101.4MB in the beginning and 101.2MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:49:25,096 INFO L158 Benchmark]: CACSL2BoogieTranslator took 628.82ms. Allocated memory is still 155.2MB. Free memory was 112.2MB in the beginning and 94.7MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 17:49:25,096 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.38ms. Allocated memory is still 155.2MB. Free memory was 94.7MB in the beginning and 92.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:49:25,097 INFO L158 Benchmark]: Boogie Preprocessor took 32.34ms. Allocated memory is still 155.2MB. Free memory was 92.7MB in the beginning and 90.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:49:25,097 INFO L158 Benchmark]: RCFGBuilder took 655.12ms. Allocated memory is still 155.2MB. Free memory was 90.6MB in the beginning and 70.2MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 17:49:25,100 INFO L158 Benchmark]: CodeCheck took 15777.42ms. Allocated memory was 155.2MB in the beginning and 245.4MB in the end (delta: 90.2MB). Free memory was 70.2MB in the beginning and 87.2MB in the end (delta: -17.0MB). Peak memory consumption was 73.8MB. Max. memory is 16.1GB. [2022-11-20 17:49:25,101 INFO L158 Benchmark]: Witness Printer took 84.02ms. Allocated memory is still 245.4MB. Free memory was 87.2MB in the beginning and 84.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:49:25,103 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 2 procedures, 56 locations, 18 error locations. Started 1 CEGAR loops. OverallTime: 15.5s, OverallIterations: 34, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3373 SdHoareTripleChecker+Valid, 14.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1746 mSDsluCounter, 1213 SdHoareTripleChecker+Invalid, 11.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 354 mSDsCounter, 1879 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7326 IncrementalHoareTripleChecker+Invalid, 9205 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1879 mSolverCounterUnsat, 859 mSDtfsCounter, 7326 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6324 GetRequests, 6068 SyntacticMatches, 54 SemanticMatches, 202 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17852 ImplicationChecksByTransitivity, 10.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.1s InterpolantComputationTime, 901 NumberOfCodeBlocks, 901 NumberOfCodeBlocksAsserted, 33 NumberOfCheckSat, 868 ConstructedInterpolants, 0 QuantifiedInterpolants, 2226 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 33 InterpolantComputations, 27 PerfectInterpolantSequences, 240/246 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: 590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 625]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 625]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 626]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 626]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 625]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 625]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 630]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 630]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 609]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 609]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 18 specifications checked. All of them hold - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 572]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 586]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 155.2MB. Free memory was 101.4MB in the beginning and 101.2MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 628.82ms. Allocated memory is still 155.2MB. Free memory was 112.2MB in the beginning and 94.7MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.38ms. Allocated memory is still 155.2MB. Free memory was 94.7MB in the beginning and 92.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.34ms. Allocated memory is still 155.2MB. Free memory was 92.7MB in the beginning and 90.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 655.12ms. Allocated memory is still 155.2MB. Free memory was 90.6MB in the beginning and 70.2MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 15777.42ms. Allocated memory was 155.2MB in the beginning and 245.4MB in the end (delta: 90.2MB). Free memory was 70.2MB in the beginning and 87.2MB in the end (delta: -17.0MB). Peak memory consumption was 73.8MB. Max. memory is 16.1GB. * Witness Printer took 84.02ms. Allocated memory is still 245.4MB. Free memory was 87.2MB in the beginning and 84.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 17:49:25,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66ac2d1d-cd36-46ec-a12f-91bc2a4a76ee/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE