./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/xcsp/Haystacks-17.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/Haystacks-17.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --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 9b64cc6095d5436dfbf5be50f666bc80b5fa4a542b4082c7beb316107bdb1f5d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:46:28,051 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:46:28,143 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:46:28,150 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:46:28,152 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:46:28,190 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:46:28,194 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:46:28,194 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:46:28,195 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:46:28,195 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:46:28,196 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:46:28,196 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:46:28,197 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:46:28,197 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:46:28,197 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:46:28,199 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:46:28,200 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:46:28,205 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:46:28,205 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:46:28,206 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:46:28,206 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:46:28,207 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:46:28,207 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:46:28,208 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:46:28,208 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:46:28,209 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:46:28,209 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:46:28,209 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:46:28,210 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:46:28,210 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:46:28,210 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:46:28,211 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:46:28,211 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:46:28,211 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_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b64cc6095d5436dfbf5be50f666bc80b5fa4a542b4082c7beb316107bdb1f5d [2024-11-08 23:46:28,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:46:28,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:46:28,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:46:28,524 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:46:28,525 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:46:28,526 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/xcsp/Haystacks-17.c Unable to find full path for "g++" [2024-11-08 23:46:30,617 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:46:31,037 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:46:31,038 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/sv-benchmarks/c/xcsp/Haystacks-17.c [2024-11-08 23:46:31,065 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/data/f81ce5158/e383816001844d22a912a479543e1567/FLAG26f192dc0 [2024-11-08 23:46:31,082 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/data/f81ce5158/e383816001844d22a912a479543e1567 [2024-11-08 23:46:31,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:46:31,087 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:46:31,090 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:46:31,090 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:46:31,097 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:46:31,098 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:46:31" (1/1) ... [2024-11-08 23:46:31,101 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bc9bf4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:31, skipping insertion in model container [2024-11-08 23:46:31,101 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:46:31" (1/1) ... [2024-11-08 23:46:31,200 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:46:31,976 WARN L250 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_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/sv-benchmarks/c/xcsp/Haystacks-17.c[124976,124989] [2024-11-08 23:46:32,001 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:46:32,015 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:46:32,290 WARN L250 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_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/sv-benchmarks/c/xcsp/Haystacks-17.c[124976,124989] [2024-11-08 23:46:32,300 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:46:32,318 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:46:32,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:32 WrapperNode [2024-11-08 23:46:32,319 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:46:32,321 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:46:32,321 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:46:32,321 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:46:32,330 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:32" (1/1) ... [2024-11-08 23:46:32,399 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:32" (1/1) ... [2024-11-08 23:46:32,603 INFO L138 Inliner]: procedures = 13, calls = 3169, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 4623 [2024-11-08 23:46:32,603 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:46:32,604 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:46:32,604 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:46:32,604 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:46:32,614 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:32" (1/1) ... [2024-11-08 23:46:32,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:32" (1/1) ... [2024-11-08 23:46:32,630 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:32" (1/1) ... [2024-11-08 23:46:32,630 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:32" (1/1) ... [2024-11-08 23:46:32,702 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:32" (1/1) ... [2024-11-08 23:46:32,714 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:32" (1/1) ... [2024-11-08 23:46:32,738 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:32" (1/1) ... [2024-11-08 23:46:32,753 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:32" (1/1) ... [2024-11-08 23:46:32,781 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:46:32,783 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:46:32,783 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:46:32,783 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:46:32,784 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:46:32" (1/1) ... [2024-11-08 23:46:32,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:46:32,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:46:32,826 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:46:32,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:46:32,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:46:32,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:46:32,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:46:32,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:46:32,908 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2024-11-08 23:46:32,908 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2024-11-08 23:46:33,126 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:46:33,129 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:46:52,987 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-08 23:46:52,989 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:46:53,122 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:46:53,122 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:46:53,123 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:46:53 BoogieIcfgContainer [2024-11-08 23:46:53,123 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:46:53,124 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:46:53,125 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:46:53,135 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:46:53,136 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:46:53" (1/1) ... [2024-11-08 23:46:53,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:46:53,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:46:53,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6617 states to 3457 states and 6617 transitions. [2024-11-08 23:46:53,320 INFO L276 IsEmpty]: Start isEmpty. Operand 3457 states and 6617 transitions. [2024-11-08 23:46:54,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9778 [2024-11-08 23:46:54,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:46:54,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:28,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:51:42,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:51:42,884 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:485) 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) [2024-11-08 23:51:42,891 INFO L158 Benchmark]: Toolchain (without parser) took 311800.48ms. Allocated memory was 159.4MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 113.5MB in the beginning and 1.0GB in the end (delta: -915.5MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-08 23:51:42,891 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 159.4MB. Free memory is still 103.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:51:42,892 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1229.78ms. Allocated memory was 159.4MB in the beginning and 222.3MB in the end (delta: 62.9MB). Free memory was 112.9MB in the beginning and 124.3MB in the end (delta: -11.3MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. [2024-11-08 23:51:42,893 INFO L158 Benchmark]: Boogie Procedure Inliner took 282.58ms. Allocated memory is still 222.3MB. Free memory was 124.3MB in the beginning and 153.1MB in the end (delta: -28.8MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2024-11-08 23:51:42,894 INFO L158 Benchmark]: Boogie Preprocessor took 177.60ms. Allocated memory is still 222.3MB. Free memory was 153.1MB in the beginning and 140.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:51:42,895 INFO L158 Benchmark]: RCFGBuilder took 20340.71ms. Allocated memory was 222.3MB in the beginning and 941.6MB in the end (delta: 719.3MB). Free memory was 139.5MB in the beginning and 611.1MB in the end (delta: -471.6MB). Peak memory consumption was 574.9MB. Max. memory is 16.1GB. [2024-11-08 23:51:42,895 INFO L158 Benchmark]: CodeCheck took 289762.59ms. Allocated memory was 941.6MB in the beginning and 2.1GB in the end (delta: 1.2GB). Free memory was 611.1MB in the beginning and 1.0GB in the end (delta: -417.9MB). Peak memory consumption was 790.1MB. Max. memory is 16.1GB. [2024-11-08 23:51:42,899 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:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 159.4MB. Free memory is still 103.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1229.78ms. Allocated memory was 159.4MB in the beginning and 222.3MB in the end (delta: 62.9MB). Free memory was 112.9MB in the beginning and 124.3MB in the end (delta: -11.3MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 282.58ms. Allocated memory is still 222.3MB. Free memory was 124.3MB in the beginning and 153.1MB in the end (delta: -28.8MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 177.60ms. Allocated memory is still 222.3MB. Free memory was 153.1MB in the beginning and 140.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 20340.71ms. Allocated memory was 222.3MB in the beginning and 941.6MB in the end (delta: 719.3MB). Free memory was 139.5MB in the beginning and 611.1MB in the end (delta: -471.6MB). Peak memory consumption was 574.9MB. Max. memory is 16.1GB. * CodeCheck took 289762.59ms. Allocated memory was 941.6MB in the beginning and 2.1GB in the end (delta: 1.2GB). Free memory was 611.1MB in the beginning and 1.0GB in the end (delta: -417.9MB). Peak memory consumption was 790.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:51:42,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/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_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/Haystacks-17.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --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 9b64cc6095d5436dfbf5be50f666bc80b5fa4a542b4082c7beb316107bdb1f5d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:51:45,389 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:51:45,456 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:51:45,483 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:51:45,484 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:51:45,485 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:51:45,485 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:51:45,486 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:51:45,486 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:51:45,487 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:51:45,488 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:51:45,488 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:51:45,488 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:51:45,489 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:51:45,489 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:51:45,490 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:51:45,490 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:51:45,491 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:51:45,491 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:51:45,491 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:51:45,492 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:51:45,493 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:51:45,493 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:51:45,494 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:51:45,494 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:51:45,495 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:51:45,495 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:51:45,495 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:51:45,496 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:51:45,496 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:51:45,497 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:51:45,497 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:51:45,498 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:51:45,498 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:51:45,498 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:51:45,499 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:51:45,499 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_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b64cc6095d5436dfbf5be50f666bc80b5fa4a542b4082c7beb316107bdb1f5d [2024-11-08 23:51:45,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:51:45,951 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:51:45,958 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:51:45,961 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:51:45,962 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:51:45,964 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/xcsp/Haystacks-17.c Unable to find full path for "g++" [2024-11-08 23:51:48,093 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:51:48,530 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:51:48,531 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/sv-benchmarks/c/xcsp/Haystacks-17.c [2024-11-08 23:51:48,559 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/data/6eab4de30/0beea27cec55452c9fa47434703f9f38/FLAG6e62372bc [2024-11-08 23:51:48,579 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/data/6eab4de30/0beea27cec55452c9fa47434703f9f38 [2024-11-08 23:51:48,582 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:51:48,584 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:51:48,586 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:51:48,586 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:51:48,593 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:51:48,594 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:51:48" (1/1) ... [2024-11-08 23:51:48,595 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70692b42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:48, skipping insertion in model container [2024-11-08 23:51:48,595 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:51:48" (1/1) ... [2024-11-08 23:51:48,678 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:51:49,405 WARN L250 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_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/sv-benchmarks/c/xcsp/Haystacks-17.c[124976,124989] [2024-11-08 23:51:49,432 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:51:49,449 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:51:49,680 WARN L250 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_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/sv-benchmarks/c/xcsp/Haystacks-17.c[124976,124989] [2024-11-08 23:51:49,693 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:51:49,710 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:51:49,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:49 WrapperNode [2024-11-08 23:51:49,711 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:51:49,712 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:51:49,712 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:51:49,712 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:51:49,720 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:49" (1/1) ... [2024-11-08 23:51:49,789 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:49" (1/1) ... [2024-11-08 23:51:49,924 INFO L138 Inliner]: procedures = 13, calls = 3169, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 4334 [2024-11-08 23:51:49,924 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:51:49,925 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:51:49,925 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:51:49,925 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:51:49,934 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:49" (1/1) ... [2024-11-08 23:51:49,935 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:49" (1/1) ... [2024-11-08 23:51:49,962 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:49" (1/1) ... [2024-11-08 23:51:49,962 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:49" (1/1) ... [2024-11-08 23:51:50,110 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:49" (1/1) ... [2024-11-08 23:51:50,159 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:49" (1/1) ... [2024-11-08 23:51:50,179 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:49" (1/1) ... [2024-11-08 23:51:50,196 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:49" (1/1) ... [2024-11-08 23:51:50,230 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:51:50,231 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:51:50,231 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:51:50,231 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:51:50,232 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:49" (1/1) ... [2024-11-08 23:51:50,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:51:50,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:51:50,270 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:51:50,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:51:50,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:51:50,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:51:50,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:51:50,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:51:50,308 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2024-11-08 23:51:50,309 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2024-11-08 23:51:50,524 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:51:50,526 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:52:10,997 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-08 23:52:10,998 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:52:11,125 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:52:11,126 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:52:11,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:52:11 BoogieIcfgContainer [2024-11-08 23:52:11,126 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:52:11,127 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:52:11,127 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:52:11,137 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:52:11,138 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:52:11" (1/1) ... [2024-11-08 23:52:11,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:52:11,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:11,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6617 states to 3457 states and 6617 transitions. [2024-11-08 23:52:11,337 INFO L276 IsEmpty]: Start isEmpty. Operand 3457 states and 6617 transitions. [2024-11-08 23:52:12,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9778 [2024-11-08 23:52:12,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:12,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:12,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:12,197 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:12,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ceda90-5cfa-48d0-a39c-1a5ddbfe7844/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process