./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p10.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 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_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2 --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 64bit --witnessprinter.graph.data.programhash 20c7fc3494b446055d3e4a2b30847fc411c91ac271aa2546e41eca4738b87081 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:49:57,897 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:49:58,021 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-21 18:49:58,026 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:49:58,026 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:49:58,064 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:49:58,065 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:49:58,066 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:49:58,067 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:49:58,067 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:49:58,068 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:49:58,069 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:49:58,069 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:49:58,070 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:49:58,070 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:49:58,071 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:49:58,072 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:49:58,072 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:49:58,073 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:49:58,074 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:49:58,074 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:49:58,075 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:49:58,076 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:49:58,076 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:49:58,077 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:49:58,078 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:49:58,078 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:49:58,079 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:49:58,079 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:49:58,080 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:49:58,080 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_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20c7fc3494b446055d3e4a2b30847fc411c91ac271aa2546e41eca4738b87081 [2023-11-21 18:49:58,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:49:58,406 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:49:58,409 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:49:58,412 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:49:58,412 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:49:58,414 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p10.c [2023-11-21 18:50:01,622 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:50:01,956 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:50:01,956 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p10.c [2023-11-21 18:50:01,973 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/data/0b5fe31b6/d397b604c93f4d33b93e7bec0df8a81e/FLAG0365481b0 [2023-11-21 18:50:02,000 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/data/0b5fe31b6/d397b604c93f4d33b93e7bec0df8a81e [2023-11-21 18:50:02,002 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:50:02,004 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:50:02,006 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:02,006 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:50:02,011 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:50:02,012 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:02" (1/1) ... [2023-11-21 18:50:02,013 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72e8c91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:02, skipping insertion in model container [2023-11-21 18:50:02,013 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:02" (1/1) ... [2023-11-21 18:50:02,090 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:50:02,297 WARN L240 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_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p10.c[1259,1272] [2023-11-21 18:50:02,775 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:02,790 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:50:02,809 WARN L240 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_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p10.c[1259,1272] [2023-11-21 18:50:03,062 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:03,079 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:50:03,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:03 WrapperNode [2023-11-21 18:50:03,080 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:03,082 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:03,082 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:50:03,083 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:50:03,090 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:03" (1/1) ... [2023-11-21 18:50:03,170 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:03" (1/1) ... [2023-11-21 18:50:03,581 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3112 [2023-11-21 18:50:03,582 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:03,582 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:50:03,583 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:50:03,583 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:50:03,593 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:03" (1/1) ... [2023-11-21 18:50:03,593 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:03" (1/1) ... [2023-11-21 18:50:03,706 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:03" (1/1) ... [2023-11-21 18:50:03,707 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:03" (1/1) ... [2023-11-21 18:50:03,825 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:03" (1/1) ... [2023-11-21 18:50:03,855 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:03" (1/1) ... [2023-11-21 18:50:03,876 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:03" (1/1) ... [2023-11-21 18:50:03,900 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:03" (1/1) ... [2023-11-21 18:50:03,972 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:50:03,974 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:50:03,974 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:50:03,974 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:50:03,975 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:03" (1/1) ... [2023-11-21 18:50:03,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:03,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:50:04,010 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:50:04,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:50:04,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:50:04,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:50:04,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:50:04,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:50:04,407 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:50:04,409 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:50:07,390 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:50:13,748 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:50:13,749 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:50:13,751 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:13 BoogieIcfgContainer [2023-11-21 18:50:13,751 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:50:13,752 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:50:13,752 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:50:13,762 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:50:13,763 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:13" (1/1) ... [2023-11-21 18:50:13,773 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:50:13,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:13,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-21 18:50:13,847 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-21 18:50:13,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:50:13,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:13,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:19,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:50:19,397 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:50:23,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:50:33,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-21 18:50:33,687 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) [2023-11-21 18:50:33,691 INFO L158 Benchmark]: Toolchain (without parser) took 31686.45ms. Allocated memory was 142.6MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 102.7MB in the beginning and 551.9MB in the end (delta: -449.2MB). Peak memory consumption was 762.2MB. Max. memory is 16.1GB. [2023-11-21 18:50:33,693 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory was 90.4MB in the beginning and 90.3MB in the end (delta: 120.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:50:33,694 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1075.18ms. Allocated memory was 142.6MB in the beginning and 201.3MB in the end (delta: 58.7MB). Free memory was 102.4MB in the beginning and 148.0MB in the end (delta: -45.6MB). Peak memory consumption was 61.2MB. Max. memory is 16.1GB. [2023-11-21 18:50:33,695 INFO L158 Benchmark]: Boogie Procedure Inliner took 499.67ms. Allocated memory is still 201.3MB. Free memory was 148.0MB in the beginning and 122.7MB in the end (delta: 25.3MB). Peak memory consumption was 82.0MB. Max. memory is 16.1GB. [2023-11-21 18:50:33,696 INFO L158 Benchmark]: Boogie Preprocessor took 390.09ms. Allocated memory is still 201.3MB. Free memory was 122.7MB in the beginning and 106.2MB in the end (delta: 16.5MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2023-11-21 18:50:33,697 INFO L158 Benchmark]: RCFGBuilder took 9777.59ms. Allocated memory was 201.3MB in the beginning and 675.3MB in the end (delta: 474.0MB). Free memory was 106.2MB in the beginning and 508.4MB in the end (delta: -402.2MB). Peak memory consumption was 426.2MB. Max. memory is 16.1GB. [2023-11-21 18:50:33,698 INFO L158 Benchmark]: CodeCheck took 19937.86ms. Allocated memory was 675.3MB in the beginning and 1.4GB in the end (delta: 675.3MB). Free memory was 508.4MB in the beginning and 551.9MB in the end (delta: -43.5MB). Peak memory consumption was 633.9MB. Max. memory is 16.1GB. [2023-11-21 18:50:33,703 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 0.35ms. Allocated memory is still 142.6MB. Free memory was 90.4MB in the beginning and 90.3MB in the end (delta: 120.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1075.18ms. Allocated memory was 142.6MB in the beginning and 201.3MB in the end (delta: 58.7MB). Free memory was 102.4MB in the beginning and 148.0MB in the end (delta: -45.6MB). Peak memory consumption was 61.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 499.67ms. Allocated memory is still 201.3MB. Free memory was 148.0MB in the beginning and 122.7MB in the end (delta: 25.3MB). Peak memory consumption was 82.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 390.09ms. Allocated memory is still 201.3MB. Free memory was 122.7MB in the beginning and 106.2MB in the end (delta: 16.5MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * RCFGBuilder took 9777.59ms. Allocated memory was 201.3MB in the beginning and 675.3MB in the end (delta: 474.0MB). Free memory was 106.2MB in the beginning and 508.4MB in the end (delta: -402.2MB). Peak memory consumption was 426.2MB. Max. memory is 16.1GB. * CodeCheck took 19937.86ms. Allocated memory was 675.3MB in the beginning and 1.4GB in the end (delta: 675.3MB). Free memory was 508.4MB in the beginning and 551.9MB in the end (delta: -43.5MB). Peak memory consumption was 633.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:50:33,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2 --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 64bit --witnessprinter.graph.data.programhash 20c7fc3494b446055d3e4a2b30847fc411c91ac271aa2546e41eca4738b87081 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:50:36,374 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:50:36,507 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-21 18:50:36,558 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:50:36,560 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:50:36,561 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:50:36,562 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:50:36,563 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:50:36,564 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:50:36,569 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:50:36,569 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:50:36,570 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:50:36,570 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:50:36,572 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:50:36,572 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:50:36,573 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:50:36,573 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:50:36,574 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:50:36,574 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:50:36,575 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:50:36,575 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:50:36,576 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:50:36,576 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:50:36,577 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:50:36,577 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:50:36,578 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:36,578 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:50:36,579 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:50:36,579 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:50:36,579 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:50:36,581 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:50:36,581 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:50:36,581 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:50:36,582 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:50:36,582 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_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20c7fc3494b446055d3e4a2b30847fc411c91ac271aa2546e41eca4738b87081 [2023-11-21 18:50:37,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:50:37,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:50:37,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:50:37,057 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:50:37,058 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:50:37,059 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p10.c [2023-11-21 18:50:40,293 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:50:40,653 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:50:40,654 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p10.c [2023-11-21 18:50:40,682 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/data/62add5b42/dd6cb8edcaa644cdb0b549c56a4aae59/FLAGbe1be74de [2023-11-21 18:50:40,697 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/data/62add5b42/dd6cb8edcaa644cdb0b549c56a4aae59 [2023-11-21 18:50:40,700 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:50:40,702 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:50:40,703 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:40,703 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:50:40,709 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:50:40,710 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:40" (1/1) ... [2023-11-21 18:50:40,711 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@281e40c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:40, skipping insertion in model container [2023-11-21 18:50:40,711 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:40" (1/1) ... [2023-11-21 18:50:40,807 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:50:41,014 WARN L240 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_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p10.c[1259,1272] [2023-11-21 18:50:41,485 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:41,499 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:50:41,513 WARN L240 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_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p10.c[1259,1272] [2023-11-21 18:50:41,701 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:41,720 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:50:41,721 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:41 WrapperNode [2023-11-21 18:50:41,721 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:41,723 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:41,723 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:50:41,723 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:50:41,732 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:41" (1/1) ... [2023-11-21 18:50:41,799 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:41" (1/1) ... [2023-11-21 18:50:41,950 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1328 [2023-11-21 18:50:41,950 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:41,951 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:50:41,951 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:50:41,952 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:50:41,963 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:41" (1/1) ... [2023-11-21 18:50:41,964 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:41" (1/1) ... [2023-11-21 18:50:41,975 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:41" (1/1) ... [2023-11-21 18:50:41,975 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:41" (1/1) ... [2023-11-21 18:50:42,053 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:41" (1/1) ... [2023-11-21 18:50:42,074 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:41" (1/1) ... [2023-11-21 18:50:42,083 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:41" (1/1) ... [2023-11-21 18:50:42,118 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:41" (1/1) ... [2023-11-21 18:50:42,134 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:50:42,135 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:50:42,136 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:50:42,136 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:50:42,137 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:41" (1/1) ... [2023-11-21 18:50:42,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:42,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:50:42,190 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:50:42,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:50:42,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:50:42,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:50:42,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:50:42,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:50:42,677 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:50:42,680 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:50:44,475 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:50:44,605 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:50:44,606 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:50:44,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:44 BoogieIcfgContainer [2023-11-21 18:50:44,608 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:50:44,609 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:50:44,609 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:50:44,620 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:50:44,620 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:44" (1/1) ... [2023-11-21 18:50:44,630 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:50:44,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:44,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-21 18:50:44,685 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-21 18:50:44,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:50:44,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:44,688 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:50:44,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:50:44,692 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:50:44,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf1cc56-ec56-4ae0-9906-fe7d8d4871da/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-21 18:50:45,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:45,353 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:50:45,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:45,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 162 conjunts are in the unsatisfiable core [2023-11-21 18:50:45,617 INFO L285 TraceCheckSpWp]: Computing forward predicates...