./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/openssl/s3_srvr.blast.04.i.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040e59e4-8905-46c4-be8d-ae47de63d209/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040e59e4-8905-46c4-be8d-ae47de63d209/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040e59e4-8905-46c4-be8d-ae47de63d209/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040e59e4-8905-46c4-be8d-ae47de63d209/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.04.i.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040e59e4-8905-46c4-be8d-ae47de63d209/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040e59e4-8905-46c4-be8d-ae47de63d209/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 77bf68ba948969a1221675397215385a80fe998a5bd74b2516bc1a677cd2e8b7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:32:58,502 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:32:58,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:32:58,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:32:58,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:32:58,569 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:32:58,572 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:32:58,579 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:32:58,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:32:58,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:32:58,590 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:32:58,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:32:58,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:32:58,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:32:58,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:32:58,602 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:32:58,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:32:58,605 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:32:58,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:32:58,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:32:58,618 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:32:58,620 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:32:58,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:32:58,626 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:32:58,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:32:58,638 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:32:58,639 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:32:58,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:32:58,642 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:32:58,644 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:32:58,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:32:58,646 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:32:58,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:32:58,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:32:58,662 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:32:58,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:32:58,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:32:58,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:32:58,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:32:58,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:32:58,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:32:58,668 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040e59e4-8905-46c4-be8d-ae47de63d209/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:32:58,711 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:32:58,711 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:32:58,712 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:32:58,712 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:32:58,713 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:32:58,714 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:32:58,714 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:32:58,714 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:32:58,714 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:32:58,715 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:32:58,715 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:32:58,715 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:32:58,715 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:32:58,716 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:32:58,716 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:32:58,716 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:32:58,716 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:32:58,717 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:32:58,717 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:32:58,717 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:32:58,717 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:32:58,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:58,718 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:32:58,718 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:32:58,719 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:32:58,719 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:32:58,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:32:58,719 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:32:58,720 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_040e59e4-8905-46c4-be8d-ae47de63d209/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040e59e4-8905-46c4-be8d-ae47de63d209/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77bf68ba948969a1221675397215385a80fe998a5bd74b2516bc1a677cd2e8b7 [2022-10-17 16:32:58,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:32:59,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:32:59,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:32:59,028 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:32:59,029 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:32:59,031 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040e59e4-8905-46c4-be8d-ae47de63d209/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/openssl/s3_srvr.blast.04.i.cil.c [2022-10-17 16:32:59,129 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040e59e4-8905-46c4-be8d-ae47de63d209/bin/ukojak-92XMlrwhuB/data/919b405a9/bcdb42f92641439bbf99a4644d61d834/FLAG1a0077d1c [2022-10-17 16:32:59,817 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:32:59,818 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040e59e4-8905-46c4-be8d-ae47de63d209/sv-benchmarks/c/openssl/s3_srvr.blast.04.i.cil.c [2022-10-17 16:32:59,840 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040e59e4-8905-46c4-be8d-ae47de63d209/bin/ukojak-92XMlrwhuB/data/919b405a9/bcdb42f92641439bbf99a4644d61d834/FLAG1a0077d1c [2022-10-17 16:33:00,018 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040e59e4-8905-46c4-be8d-ae47de63d209/bin/ukojak-92XMlrwhuB/data/919b405a9/bcdb42f92641439bbf99a4644d61d834 [2022-10-17 16:33:00,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:33:00,022 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:33:00,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:00,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:33:00,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:33:00,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:00,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29522ddb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00, skipping insertion in model container [2022-10-17 16:33:00,035 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:00,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:33:00,129 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:33:00,648 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040e59e4-8905-46c4-be8d-ae47de63d209/sv-benchmarks/c/openssl/s3_srvr.blast.04.i.cil.c[72500,72513] [2022-10-17 16:33:00,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:00,691 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:33:00,908 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040e59e4-8905-46c4-be8d-ae47de63d209/sv-benchmarks/c/openssl/s3_srvr.blast.04.i.cil.c[72500,72513] [2022-10-17 16:33:00,915 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:00,940 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:33:00,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00 WrapperNode [2022-10-17 16:33:00,941 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:00,942 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:00,942 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:33:00,944 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:33:00,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:01,007 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:01,090 INFO L138 Inliner]: procedures = 31, calls = 223, calls flagged for inlining = 7, calls inlined = 3, statements flattened = 782 [2022-10-17 16:33:01,091 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:01,092 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:33:01,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:33:01,092 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:33:01,103 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:01,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:01,125 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:01,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:01,209 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:01,222 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:01,239 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:01,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:01,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:33:01,266 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:33:01,267 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:33:01,267 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:33:01,269 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:00" (1/1) ... [2022-10-17 16:33:01,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:01,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040e59e4-8905-46c4-be8d-ae47de63d209/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:33:01,315 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040e59e4-8905-46c4-be8d-ae47de63d209/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:33:01,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_040e59e4-8905-46c4-be8d-ae47de63d209/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:33:01,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:33:01,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:33:01,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:33:01,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:33:01,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:33:01,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:33:01,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:33:01,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:33:01,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:33:01,624 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:33:01,627 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:33:01,670 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 16:33:12,647 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2022-10-17 16:33:12,648 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2022-10-17 16:33:12,648 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:33:13,050 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:33:13,051 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:33:13,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:33:13 BoogieIcfgContainer [2022-10-17 16:33:13,054 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:33:13,055 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:33:13,055 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:33:13,066 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:33:13,066 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:33:13" (1/1) ... [2022-10-17 16:33:13,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:33:13,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:13,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 108 states and 186 transitions. [2022-10-17 16:33:13,136 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 186 transitions. [2022-10-17 16:33:13,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:33:13,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:13,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:13,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:14,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:24,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 16:33:24,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:24,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 118 states and 202 transitions. [2022-10-17 16:33:24,797 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 202 transitions. [2022-10-17 16:33:24,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:33:24,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:24,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:24,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:25,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:25,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:25,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 118 states and 201 transitions. [2022-10-17 16:33:25,639 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 201 transitions. [2022-10-17 16:33:25,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:33:25,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:25,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:25,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:26,284 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:26,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:26,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 118 states and 200 transitions. [2022-10-17 16:33:26,433 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 200 transitions. [2022-10-17 16:33:26,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:33:26,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:26,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:26,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:27,018 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:27,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:27,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 118 states and 199 transitions. [2022-10-17 16:33:27,233 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 199 transitions. [2022-10-17 16:33:27,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:33:27,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:27,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:27,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:27,693 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:27,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:27,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 118 states and 198 transitions. [2022-10-17 16:33:27,886 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 198 transitions. [2022-10-17 16:33:27,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:33:27,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:27,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:28,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:28,396 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:28,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:28,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 118 states and 197 transitions. [2022-10-17 16:33:28,628 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 197 transitions. [2022-10-17 16:33:28,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:33:28,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:28,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:28,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:29,136 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:29,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:29,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 118 states and 196 transitions. [2022-10-17 16:33:29,392 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 196 transitions. [2022-10-17 16:33:29,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:33:29,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:29,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:29,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:29,905 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:30,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:30,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 118 states and 195 transitions. [2022-10-17 16:33:30,213 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 195 transitions. [2022-10-17 16:33:30,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:33:30,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:30,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:30,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:30,836 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:31,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:31,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 118 states and 194 transitions. [2022-10-17 16:33:31,255 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 194 transitions. [2022-10-17 16:33:31,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:33:31,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:31,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:31,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:31,950 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:32,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:32,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 155 states and 266 transitions. [2022-10-17 16:33:32,907 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 266 transitions. [2022-10-17 16:33:32,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:33:32,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:32,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:33,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:33,499 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:34,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:34,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 193 states and 339 transitions. [2022-10-17 16:33:34,944 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 339 transitions. [2022-10-17 16:33:34,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:33:34,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:34,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:35,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:35,272 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.