./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/openssl/s3_srvr.blast.08.i.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.08.i.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --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 fa372dfad40872d8fec1a0f5d039a19d9bc91cfd74858ce24ec80eeafb27f017 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:03:47,002 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:03:47,137 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:03:47,143 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:03:47,144 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:03:47,191 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:03:47,192 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:03:47,193 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:03:47,194 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:03:47,200 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:03:47,201 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:03:47,201 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:03:47,202 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:03:47,204 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:03:47,204 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:03:47,205 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:03:47,205 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:03:47,206 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:03:47,206 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:03:47,207 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:03:47,207 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:03:47,208 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:03:47,208 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:03:47,209 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:03:47,209 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:03:47,210 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:03:47,211 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:03:47,211 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:47,227 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:03:47,227 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:03:47,228 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:03:47,229 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:03:47,229 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:03:47,229 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:03:47,229 INFO L153 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_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa372dfad40872d8fec1a0f5d039a19d9bc91cfd74858ce24ec80eeafb27f017 [2023-11-12 00:03:47,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:03:47,531 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:03:47,534 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:03:47,535 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:03:47,536 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:03:47,537 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/openssl/s3_srvr.blast.08.i.cil-1.c [2023-11-12 00:03:50,810 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:03:51,218 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:03:51,219 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/sv-benchmarks/c/openssl/s3_srvr.blast.08.i.cil-1.c [2023-11-12 00:03:51,242 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/data/7c5f9e9c0/da66a0dc523f4da19072bfd75b210d60/FLAG0ae3303e1 [2023-11-12 00:03:51,257 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/data/7c5f9e9c0/da66a0dc523f4da19072bfd75b210d60 [2023-11-12 00:03:51,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:03:51,261 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:03:51,263 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:51,263 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:03:51,268 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:03:51,269 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:51" (1/1) ... [2023-11-12 00:03:51,270 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12958450 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:51, skipping insertion in model container [2023-11-12 00:03:51,271 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:51" (1/1) ... [2023-11-12 00:03:51,344 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:03:51,811 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:03:51,830 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:03:52,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:03:52,091 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:03:52,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:52 WrapperNode [2023-11-12 00:03:52,092 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:52,093 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:03:52,094 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:03:52,094 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:03:52,104 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:52" (1/1) ... [2023-11-12 00:03:52,132 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:52" (1/1) ... [2023-11-12 00:03:52,195 INFO L138 Inliner]: procedures = 31, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 934 [2023-11-12 00:03:52,196 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:03:52,197 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:03:52,197 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:03:52,197 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:03:52,209 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:52" (1/1) ... [2023-11-12 00:03:52,210 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:52" (1/1) ... [2023-11-12 00:03:52,222 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:52" (1/1) ... [2023-11-12 00:03:52,223 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:52" (1/1) ... [2023-11-12 00:03:52,280 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:52" (1/1) ... [2023-11-12 00:03:52,291 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:52" (1/1) ... [2023-11-12 00:03:52,295 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:52" (1/1) ... [2023-11-12 00:03:52,301 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:52" (1/1) ... [2023-11-12 00:03:52,309 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:03:52,311 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:03:52,311 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:03:52,311 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:03:52,312 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:52" (1/1) ... [2023-11-12 00:03:52,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:52,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:03:52,357 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:03:52,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:03:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:03:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:03:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:03:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:03:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:03:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:03:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:03:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:03:52,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:03:52,740 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:03:52,746 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:03:52,809 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 00:03:57,609 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##103: assume !false; [2023-11-12 00:03:57,610 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##102: assume false; [2023-11-12 00:03:57,610 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:03:58,045 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:03:58,045 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:03:58,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:03:58 BoogieIcfgContainer [2023-11-12 00:03:58,049 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:03:58,050 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:03:58,050 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:03:58,063 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:03:58,063 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:03:58" (1/1) ... [2023-11-12 00:03:58,074 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:03:58,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:58,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 135 states and 217 transitions. [2023-11-12 00:03:58,143 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 217 transitions. [2023-11-12 00:03:58,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-12 00:03:58,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:58,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:59,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:03:59,048 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:03:59,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:04:09,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-12 00:04:09,650 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-12 00:04:09,655 INFO L158 Benchmark]: Toolchain (without parser) took 18392.76ms. Allocated memory was 157.3MB in the beginning and 216.0MB in the end (delta: 58.7MB). Free memory was 107.4MB in the beginning and 87.7MB in the end (delta: 19.7MB). Peak memory consumption was 79.9MB. Max. memory is 16.1GB. [2023-11-12 00:04:09,656 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 157.3MB. Free memory is still 126.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:09,656 INFO L158 Benchmark]: CACSL2BoogieTranslator took 829.46ms. Allocated memory is still 157.3MB. Free memory was 107.1MB in the beginning and 75.0MB in the end (delta: 32.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-12 00:04:09,657 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.88ms. Allocated memory is still 157.3MB. Free memory was 74.8MB in the beginning and 69.6MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:04:09,657 INFO L158 Benchmark]: Boogie Preprocessor took 112.84ms. Allocated memory is still 157.3MB. Free memory was 69.6MB in the beginning and 61.9MB in the end (delta: 7.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:04:09,658 INFO L158 Benchmark]: RCFGBuilder took 5738.49ms. Allocated memory was 157.3MB in the beginning and 216.0MB in the end (delta: 58.7MB). Free memory was 61.9MB in the beginning and 171.3MB in the end (delta: -109.4MB). Peak memory consumption was 60.3MB. Max. memory is 16.1GB. [2023-11-12 00:04:09,659 INFO L158 Benchmark]: CodeCheck took 11603.39ms. Allocated memory is still 216.0MB. Free memory was 171.3MB in the beginning and 87.7MB in the end (delta: 83.6MB). Peak memory consumption was 84.6MB. Max. memory is 16.1GB. [2023-11-12 00:04:09,663 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65ms. Allocated memory is still 157.3MB. Free memory is still 126.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 829.46ms. Allocated memory is still 157.3MB. Free memory was 107.1MB in the beginning and 75.0MB in the end (delta: 32.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.88ms. Allocated memory is still 157.3MB. Free memory was 74.8MB in the beginning and 69.6MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 112.84ms. Allocated memory is still 157.3MB. Free memory was 69.6MB in the beginning and 61.9MB in the end (delta: 7.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 5738.49ms. Allocated memory was 157.3MB in the beginning and 216.0MB in the end (delta: 58.7MB). Free memory was 61.9MB in the beginning and 171.3MB in the end (delta: -109.4MB). Peak memory consumption was 60.3MB. Max. memory is 16.1GB. * CodeCheck took 11603.39ms. Allocated memory is still 216.0MB. Free memory was 171.3MB in the beginning and 87.7MB in the end (delta: 83.6MB). Peak memory consumption was 84.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:04:09,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.08.i.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --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 fa372dfad40872d8fec1a0f5d039a19d9bc91cfd74858ce24ec80eeafb27f017 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:04:12,427 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:04:12,552 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:04:12,605 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:04:12,606 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:04:12,607 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:04:12,608 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:04:12,608 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:04:12,609 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:04:12,614 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:04:12,615 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:04:12,615 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:04:12,615 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:04:12,617 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:04:12,617 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:04:12,618 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:04:12,618 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:04:12,619 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:04:12,619 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:04:12,620 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:04:12,620 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:04:12,621 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:04:12,621 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:04:12,622 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:04:12,622 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:04:12,622 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:04:12,623 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:04:12,623 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:04:12,623 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:04:12,624 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:04:12,625 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:12,625 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:04:12,626 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:04:12,626 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:04:12,626 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:04:12,626 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:04:12,627 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:04:12,627 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:04:12,627 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:04:12,628 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa372dfad40872d8fec1a0f5d039a19d9bc91cfd74858ce24ec80eeafb27f017 [2023-11-12 00:04:13,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:04:13,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:04:13,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:04:13,057 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:04:13,058 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:04:13,059 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/openssl/s3_srvr.blast.08.i.cil-1.c [2023-11-12 00:04:16,357 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:16,860 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:16,861 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/sv-benchmarks/c/openssl/s3_srvr.blast.08.i.cil-1.c [2023-11-12 00:04:16,893 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/data/49c0bba67/8cfc064100b14803b903222bc354e0f7/FLAG55ac50cbe [2023-11-12 00:04:16,914 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/data/49c0bba67/8cfc064100b14803b903222bc354e0f7 [2023-11-12 00:04:16,921 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:16,923 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:16,926 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:16,926 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:16,931 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:16,932 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:16" (1/1) ... [2023-11-12 00:04:16,933 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14d9209 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:16, skipping insertion in model container [2023-11-12 00:04:16,933 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:16" (1/1) ... [2023-11-12 00:04:17,018 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:17,609 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:17,631 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-12 00:04:17,648 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:17,790 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:17,822 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:18,011 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:18,059 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:18,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:18 WrapperNode [2023-11-12 00:04:18,061 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:18,062 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:18,062 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:18,062 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:18,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:18" (1/1) ... [2023-11-12 00:04:18,119 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:18" (1/1) ... [2023-11-12 00:04:18,213 INFO L138 Inliner]: procedures = 35, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 812 [2023-11-12 00:04:18,213 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:18,214 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:18,214 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:18,214 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:18,225 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:18" (1/1) ... [2023-11-12 00:04:18,225 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:18" (1/1) ... [2023-11-12 00:04:18,249 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:18" (1/1) ... [2023-11-12 00:04:18,250 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:18" (1/1) ... [2023-11-12 00:04:18,322 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:18" (1/1) ... [2023-11-12 00:04:18,337 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:18" (1/1) ... [2023-11-12 00:04:18,355 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:18" (1/1) ... [2023-11-12 00:04:18,359 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:18" (1/1) ... [2023-11-12 00:04:18,366 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:18,373 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:18,376 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:18,376 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:18,377 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:18" (1/1) ... [2023-11-12 00:04:18,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:18,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:18,414 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:18,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:18,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:18,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:04:18,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:04:18,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:04:18,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:04:18,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:04:18,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:18,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:18,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:04:18,738 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:18,741 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:18,776 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 00:04:36,527 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2023-11-12 00:04:36,528 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2023-11-12 00:04:36,528 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:04:36,956 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:04:36,957 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:04:36,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:36 BoogieIcfgContainer [2023-11-12 00:04:36,961 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:04:36,962 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:04:36,962 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:04:36,973 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:04:36,973 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:36" (1/1) ... [2023-11-12 00:04:36,984 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:04:37,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:37,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 135 states and 217 transitions. [2023-11-12 00:04:37,059 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 217 transitions. [2023-11-12 00:04:37,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-12 00:04:37,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:37,063 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:04:37,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-12 00:04:37,068 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:04:37,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-12 00:04:37,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:37,761 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-12 00:04:38,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:38,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:04:38,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:04:38,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:04:38,292 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-12 00:04:38,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:04:48,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:04:48,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:48,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 134 states and 216 transitions. [2023-11-12 00:04:48,389 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 216 transitions. [2023-11-12 00:04:48,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-12 00:04:48,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:48,390 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:04:48,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-12 00:04:48,396 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:04:48,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d87664f5-e621-43d5-be18-01e7137f626e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process