./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal97.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal97.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9 --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 c513c4232a9ecce845a9d86053e2ecb3fb49b85a39488d9193d1b59367e37189 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:42:26,676 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:42:26,737 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-02 22:42:26,741 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:42:26,742 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:42:26,764 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:42:26,765 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:42:26,766 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:42:26,766 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:42:26,767 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:42:26,768 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:42:26,768 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:42:26,769 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:42:26,769 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:42:26,770 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:42:26,770 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:42:26,771 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:42:26,771 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:42:26,772 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:42:26,772 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:42:26,773 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:42:26,774 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:42:26,774 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:42:26,775 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:42:26,775 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:42:26,776 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:42:26,776 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:42:26,777 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:42:26,777 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:42:26,777 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:42:26,778 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_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c513c4232a9ecce845a9d86053e2ecb3fb49b85a39488d9193d1b59367e37189 [2023-12-02 22:42:27,006 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:42:27,026 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:42:27,028 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:42:27,030 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:42:27,030 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:42:27,031 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal97.c [2023-12-02 22:42:29,797 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:42:30,400 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:42:30,400 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal97.c [2023-12-02 22:42:30,459 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/data/83247913d/aac1151c244e40a5a9e6e1cb16c7fcc1/FLAG74dc005de [2023-12-02 22:42:30,472 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/data/83247913d/aac1151c244e40a5a9e6e1cb16c7fcc1 [2023-12-02 22:42:30,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:42:30,476 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:42:30,478 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:42:30,478 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:42:30,482 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:42:30,483 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:42:30" (1/1) ... [2023-12-02 22:42:30,484 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23bdb87c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:30, skipping insertion in model container [2023-12-02 22:42:30,484 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:42:30" (1/1) ... [2023-12-02 22:42:30,737 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:42:31,051 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_309d42f4-f298-4f86-8845-8c48ee9f12bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal97.c[1245,1258] [2023-12-02 22:42:32,652 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:42:32,663 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:42:32,676 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_309d42f4-f298-4f86-8845-8c48ee9f12bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal97.c[1245,1258] [2023-12-02 22:42:33,827 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:42:33,843 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:42:33,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:33 WrapperNode [2023-12-02 22:42:33,844 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:42:33,845 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:42:33,845 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:42:33,846 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:42:33,853 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:33" (1/1) ... [2023-12-02 22:42:34,210 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:33" (1/1) ... [2023-12-02 22:42:38,141 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 58623 [2023-12-02 22:42:38,141 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:42:38,142 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:42:38,142 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:42:38,142 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:42:38,148 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:33" (1/1) ... [2023-12-02 22:42:38,149 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:33" (1/1) ... [2023-12-02 22:42:38,958 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:33" (1/1) ... [2023-12-02 22:42:38,959 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:33" (1/1) ... [2023-12-02 22:42:39,812 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:33" (1/1) ... [2023-12-02 22:42:40,228 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:33" (1/1) ... [2023-12-02 22:42:40,516 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:33" (1/1) ... [2023-12-02 22:42:40,649 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:33" (1/1) ... [2023-12-02 22:42:41,308 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:42:41,309 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:42:41,309 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:42:41,309 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:42:41,310 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:33" (1/1) ... [2023-12-02 22:42:41,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:42:41,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:42:41,335 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:42:41,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:42:41,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:42:41,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:42:41,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:42:41,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:42:43,563 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:42:43,565 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:43:19,451 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:46:17,621 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:46:17,621 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:46:17,623 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:46:17 BoogieIcfgContainer [2023-12-02 22:46:17,623 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:46:17,624 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:46:17,624 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:46:17,632 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:46:17,632 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:46:17" (1/1) ... [2023-12-02 22:46:17,639 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:46:17,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:17,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-02 22:46:17,684 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-02 22:46:17,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:46:17,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:17,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:29,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 22:46:29,946 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) [2023-12-02 22:46:29,950 INFO L158 Benchmark]: Toolchain (without parser) took 239472.86ms. Allocated memory was 186.6MB in the beginning and 15.0GB in the end (delta: 14.8GB). Free memory was 113.8MB in the beginning and 11.5GB in the end (delta: -11.4GB). Peak memory consumption was 3.5GB. Max. memory is 16.1GB. [2023-12-02 22:46:29,950 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 138.4MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:46:29,951 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3366.83ms. Allocated memory was 186.6MB in the beginning and 723.5MB in the end (delta: 536.9MB). Free memory was 113.4MB in the beginning and 362.1MB in the end (delta: -248.6MB). Peak memory consumption was 290.2MB. Max. memory is 16.1GB. [2023-12-02 22:46:29,951 INFO L158 Benchmark]: Boogie Procedure Inliner took 4296.02ms. Allocated memory was 723.5MB in the beginning and 5.8GB in the end (delta: 5.1GB). Free memory was 362.1MB in the beginning and 4.9GB in the end (delta: -4.5GB). Peak memory consumption was 836.8MB. Max. memory is 16.1GB. [2023-12-02 22:46:29,952 INFO L158 Benchmark]: Boogie Preprocessor took 3166.80ms. Allocated memory is still 5.8GB. Free memory was 4.9GB in the beginning and 4.5GB in the end (delta: 358.6MB). Peak memory consumption was 506.5MB. Max. memory is 16.1GB. [2023-12-02 22:46:29,952 INFO L158 Benchmark]: RCFGBuilder took 216314.10ms. Allocated memory was 5.8GB in the beginning and 15.0GB in the end (delta: 9.2GB). Free memory was 4.5GB in the beginning and 11.0GB in the end (delta: -6.5GB). Peak memory consumption was 8.1GB. Max. memory is 16.1GB. [2023-12-02 22:46:29,953 INFO L158 Benchmark]: CodeCheck took 12324.41ms. Allocated memory is still 15.0GB. Free memory was 11.0GB in the beginning and 11.5GB in the end (delta: -512.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:46:29,955 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 0.19ms. Allocated memory is still 138.4MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3366.83ms. Allocated memory was 186.6MB in the beginning and 723.5MB in the end (delta: 536.9MB). Free memory was 113.4MB in the beginning and 362.1MB in the end (delta: -248.6MB). Peak memory consumption was 290.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 4296.02ms. Allocated memory was 723.5MB in the beginning and 5.8GB in the end (delta: 5.1GB). Free memory was 362.1MB in the beginning and 4.9GB in the end (delta: -4.5GB). Peak memory consumption was 836.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3166.80ms. Allocated memory is still 5.8GB. Free memory was 4.9GB in the beginning and 4.5GB in the end (delta: 358.6MB). Peak memory consumption was 506.5MB. Max. memory is 16.1GB. * RCFGBuilder took 216314.10ms. Allocated memory was 5.8GB in the beginning and 15.0GB in the end (delta: 9.2GB). Free memory was 4.5GB in the beginning and 11.0GB in the end (delta: -6.5GB). Peak memory consumption was 8.1GB. Max. memory is 16.1GB. * CodeCheck took 12324.41ms. Allocated memory is still 15.0GB. Free memory was 11.0GB in the beginning and 11.5GB in the end (delta: -512.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:46:30,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal97.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9 --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 c513c4232a9ecce845a9d86053e2ecb3fb49b85a39488d9193d1b59367e37189 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:46:32,761 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:46:32,834 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-02 22:46:32,864 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:46:32,865 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:46:32,866 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:46:32,866 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:46:32,867 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:46:32,867 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:46:32,868 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:46:32,869 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:46:32,869 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:46:32,870 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:46:32,870 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:46:32,870 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:46:32,871 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:46:32,871 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:46:32,872 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:46:32,872 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:46:32,873 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:46:32,873 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:46:32,874 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:46:32,875 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:46:32,875 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:46:32,876 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:46:32,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:46:32,876 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:46:32,877 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:46:32,877 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:46:32,878 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:46:32,878 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:46:32,878 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:46:32,879 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:46:32,879 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:46:32,879 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_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c513c4232a9ecce845a9d86053e2ecb3fb49b85a39488d9193d1b59367e37189 [2023-12-02 22:46:33,149 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:46:33,175 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:46:33,177 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:46:33,179 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:46:33,179 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:46:33,180 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal97.c [2023-12-02 22:46:36,014 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:46:36,584 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:46:36,585 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal97.c [2023-12-02 22:46:36,671 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/data/6c368c475/46a90642aa0d4fd084d1a07a418d1bc9/FLAGc5063429f [2023-12-02 22:46:36,684 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/data/6c368c475/46a90642aa0d4fd084d1a07a418d1bc9 [2023-12-02 22:46:36,686 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:46:36,687 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:46:36,689 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:46:36,689 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:46:36,692 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:46:36,693 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:46:36" (1/1) ... [2023-12-02 22:46:36,694 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c5601ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:36, skipping insertion in model container [2023-12-02 22:46:36,694 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:46:36" (1/1) ... [2023-12-02 22:46:36,902 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:46:37,289 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_309d42f4-f298-4f86-8845-8c48ee9f12bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal97.c[1245,1258] [2023-12-02 22:46:38,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:46:38,656 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:46:38,672 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_309d42f4-f298-4f86-8845-8c48ee9f12bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal97.c[1245,1258] [2023-12-02 22:46:39,751 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:46:39,765 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:46:39,766 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:39 WrapperNode [2023-12-02 22:46:39,766 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:46:39,767 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:46:39,767 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:46:39,767 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:46:39,775 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:39" (1/1) ... [2023-12-02 22:46:39,935 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:39" (1/1) ... [2023-12-02 22:46:40,418 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 18874 [2023-12-02 22:46:40,418 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:46:40,419 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:46:40,419 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:46:40,419 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:46:40,428 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:39" (1/1) ... [2023-12-02 22:46:40,428 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:39" (1/1) ... [2023-12-02 22:46:40,528 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:39" (1/1) ... [2023-12-02 22:46:40,529 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:39" (1/1) ... [2023-12-02 22:46:40,861 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:39" (1/1) ... [2023-12-02 22:46:40,889 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:39" (1/1) ... [2023-12-02 22:46:40,929 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:39" (1/1) ... [2023-12-02 22:46:40,966 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:39" (1/1) ... [2023-12-02 22:46:41,125 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:46:41,126 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:46:41,127 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:46:41,127 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:46:41,128 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:46:39" (1/1) ... [2023-12-02 22:46:41,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:46:41,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:46:41,162 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:46:41,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:46:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:46:41,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:46:41,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:46:41,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:46:43,334 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:46:43,336 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:50:39,856 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:50:40,473 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:50:40,473 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:50:40,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:50:40 BoogieIcfgContainer [2023-12-02 22:50:40,475 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:50:40,476 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:50:40,476 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:50:40,483 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:50:40,484 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:50:40" (1/1) ... [2023-12-02 22:50:40,491 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:50:40,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:40,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-02 22:50:40,534 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-02 22:50:40,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:50:40,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:40,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:50:40,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:50:40,553 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:50:40,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 22:50:44,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:44,486 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:50:45,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:45,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 789 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 22:50:45,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:50:45,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:45,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 22:50:56,939 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:51:06,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:51:07,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:51:07,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-02 22:51:07,604 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-02 22:51:07,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:51:07,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:51:07,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:51:07,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:51:07,605 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:51:07,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 22:53:21,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:53:21,033 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:53:34,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 22:53:34,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 22:53:34,904 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) [2023-12-02 22:53:34,907 INFO L158 Benchmark]: Toolchain (without parser) took 418219.17ms. Allocated memory was 130.0MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 90.0MB in the beginning and 519.5MB in the end (delta: -429.5MB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2023-12-02 22:53:34,907 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 83.9MB. Free memory was 59.6MB in the beginning and 59.6MB in the end (delta: 23.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:53:34,908 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3077.83ms. Allocated memory was 130.0MB in the beginning and 482.3MB in the end (delta: 352.3MB). Free memory was 89.5MB in the beginning and 291.8MB in the end (delta: -202.3MB). Peak memory consumption was 163.6MB. Max. memory is 16.1GB. [2023-12-02 22:53:34,909 INFO L158 Benchmark]: Boogie Procedure Inliner took 650.90ms. Allocated memory is still 482.3MB. Free memory was 291.8MB in the beginning and 225.0MB in the end (delta: 66.8MB). Peak memory consumption was 113.0MB. Max. memory is 16.1GB. [2023-12-02 22:53:34,909 INFO L158 Benchmark]: Boogie Preprocessor took 706.52ms. Allocated memory is still 482.3MB. Free memory was 225.0MB in the beginning and 221.8MB in the end (delta: 3.2MB). Peak memory consumption was 116.4MB. Max. memory is 16.1GB. [2023-12-02 22:53:34,910 INFO L158 Benchmark]: RCFGBuilder took 239348.68ms. Allocated memory was 482.3MB in the beginning and 2.1GB in the end (delta: 1.7GB). Free memory was 221.8MB in the beginning and 1.7GB in the end (delta: -1.5GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2023-12-02 22:53:34,911 INFO L158 Benchmark]: CodeCheck took 174430.28ms. Allocated memory is still 2.1GB. Free memory was 1.7GB in the beginning and 519.5MB in the end (delta: 1.2GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2023-12-02 22:53:34,914 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 0.39ms. Allocated memory is still 83.9MB. Free memory was 59.6MB in the beginning and 59.6MB in the end (delta: 23.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3077.83ms. Allocated memory was 130.0MB in the beginning and 482.3MB in the end (delta: 352.3MB). Free memory was 89.5MB in the beginning and 291.8MB in the end (delta: -202.3MB). Peak memory consumption was 163.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 650.90ms. Allocated memory is still 482.3MB. Free memory was 291.8MB in the beginning and 225.0MB in the end (delta: 66.8MB). Peak memory consumption was 113.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 706.52ms. Allocated memory is still 482.3MB. Free memory was 225.0MB in the beginning and 221.8MB in the end (delta: 3.2MB). Peak memory consumption was 116.4MB. Max. memory is 16.1GB. * RCFGBuilder took 239348.68ms. Allocated memory was 482.3MB in the beginning and 2.1GB in the end (delta: 1.7GB). Free memory was 221.8MB in the beginning and 1.7GB in the end (delta: -1.5GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. * CodeCheck took 174430.28ms. Allocated memory is still 2.1GB. Free memory was 1.7GB in the beginning and 519.5MB in the end (delta: 1.2GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:53:35,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_309d42f4-f298-4f86-8845-8c48ee9f12bd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown