./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal88.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_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/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_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal88.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/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_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/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 471ee63d152888a236936c4d2cab8dbbd802bad3acef2d6274f14dae54bb8fc1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:46:08,380 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:46:08,445 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-03 03:46:08,450 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:46:08,450 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:46:08,471 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:46:08,472 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:46:08,473 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:46:08,474 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:46:08,474 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:46:08,475 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:46:08,475 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:46:08,476 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:46:08,476 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:46:08,477 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:46:08,477 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:46:08,477 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:46:08,478 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:46:08,478 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:46:08,479 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:46:08,479 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:46:08,480 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:46:08,481 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:46:08,481 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:46:08,482 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:46:08,482 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:46:08,482 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:46:08,483 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:46:08,483 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:46:08,483 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:46:08,484 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_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 471ee63d152888a236936c4d2cab8dbbd802bad3acef2d6274f14dae54bb8fc1 [2023-12-03 03:46:08,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:46:08,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:46:08,702 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:46:08,704 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:46:08,704 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:46:08,705 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal88.c [2023-12-03 03:46:11,391 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:46:11,987 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:46:11,988 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal88.c [2023-12-03 03:46:12,072 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/bin/ukojak-verify-Qdu7aM0XO9/data/dda7454a3/57d63211ecea4a23add966cdd5b69cc5/FLAG450bfac1a [2023-12-03 03:46:12,087 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/bin/ukojak-verify-Qdu7aM0XO9/data/dda7454a3/57d63211ecea4a23add966cdd5b69cc5 [2023-12-03 03:46:12,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:46:12,091 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:46:12,092 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:46:12,093 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:46:12,098 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:46:12,099 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:46:12" (1/1) ... [2023-12-03 03:46:12,100 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cd15c01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:12, skipping insertion in model container [2023-12-03 03:46:12,100 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:46:12" (1/1) ... [2023-12-03 03:46:12,324 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:46:12,674 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_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal88.c[1245,1258] [2023-12-03 03:46:14,233 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:46:14,243 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:46:14,256 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_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal88.c[1245,1258] [2023-12-03 03:46:15,518 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:46:15,532 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:46:15,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:15 WrapperNode [2023-12-03 03:46:15,533 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:46:15,534 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:46:15,534 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:46:15,534 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:46:15,542 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:15" (1/1) ... [2023-12-03 03:46:15,901 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:15" (1/1) ... [2023-12-03 03:46:19,417 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 55235 [2023-12-03 03:46:19,418 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:46:19,419 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:46:19,419 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:46:19,419 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:46:19,428 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:15" (1/1) ... [2023-12-03 03:46:19,429 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:15" (1/1) ... [2023-12-03 03:46:20,114 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:15" (1/1) ... [2023-12-03 03:46:20,114 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:15" (1/1) ... [2023-12-03 03:46:20,808 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:15" (1/1) ... [2023-12-03 03:46:20,972 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:15" (1/1) ... [2023-12-03 03:46:21,224 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:15" (1/1) ... [2023-12-03 03:46:21,348 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:15" (1/1) ... [2023-12-03 03:46:22,096 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:46:22,097 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:46:22,097 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:46:22,098 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:46:22,098 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:15" (1/1) ... [2023-12-03 03:46:22,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:46:22,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:46:22,125 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:46:22,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:46:22,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:46:22,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:46:22,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:46:22,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:46:24,577 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:46:24,579 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:47:11,630 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:49:32,070 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:49:32,070 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 03:49:32,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:49:32 BoogieIcfgContainer [2023-12-03 03:49:32,072 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:49:32,073 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:49:32,073 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:49:32,081 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:49:32,081 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:49:32" (1/1) ... [2023-12-03 03:49:32,088 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:49:32,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:49:32,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 03:49:32,131 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 03:49:32,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 03:49:32,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:49:32,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:53:28,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:53:28,172 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:57:57,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:58:09,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 03:58:10,043 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) [2023-12-03 03:58:10,046 INFO L158 Benchmark]: Toolchain (without parser) took 717954.64ms. Allocated memory was 144.7MB in the beginning and 15.0GB in the end (delta: 14.9GB). Free memory was 85.7MB in the beginning and 10.0GB in the end (delta: -9.9GB). Peak memory consumption was 5.0GB. Max. memory is 16.1GB. [2023-12-03 03:58:10,046 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 104.9MB. Free memory is still 59.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:58:10,047 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3440.97ms. Allocated memory was 144.7MB in the beginning and 415.2MB in the end (delta: 270.5MB). Free memory was 85.2MB in the beginning and 112.6MB in the end (delta: -27.4MB). Peak memory consumption was 278.9MB. Max. memory is 16.1GB. [2023-12-03 03:58:10,048 INFO L158 Benchmark]: Boogie Procedure Inliner took 3883.99ms. Allocated memory was 415.2MB in the beginning and 8.3GB in the end (delta: 7.9GB). Free memory was 112.6MB in the beginning and 7.4GB in the end (delta: -7.3GB). Peak memory consumption was 703.6MB. Max. memory is 16.1GB. [2023-12-03 03:58:10,048 INFO L158 Benchmark]: Boogie Preprocessor took 2677.83ms. Allocated memory is still 8.3GB. Free memory was 7.4GB in the beginning and 7.0GB in the end (delta: 408.9MB). Peak memory consumption was 406.8MB. Max. memory is 16.1GB. [2023-12-03 03:58:10,049 INFO L158 Benchmark]: RCFGBuilder took 189974.77ms. Allocated memory was 8.3GB in the beginning and 14.9GB in the end (delta: 6.6GB). Free memory was 7.0GB in the beginning and 11.5GB in the end (delta: -4.5GB). Peak memory consumption was 6.6GB. Max. memory is 16.1GB. [2023-12-03 03:58:10,050 INFO L158 Benchmark]: CodeCheck took 517972.11ms. Allocated memory was 14.9GB in the beginning and 15.0GB in the end (delta: 127.9MB). Free memory was 11.5GB in the beginning and 10.0GB in the end (delta: 1.5GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2023-12-03 03:58:10,053 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 0.21ms. Allocated memory is still 104.9MB. Free memory is still 59.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3440.97ms. Allocated memory was 144.7MB in the beginning and 415.2MB in the end (delta: 270.5MB). Free memory was 85.2MB in the beginning and 112.6MB in the end (delta: -27.4MB). Peak memory consumption was 278.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3883.99ms. Allocated memory was 415.2MB in the beginning and 8.3GB in the end (delta: 7.9GB). Free memory was 112.6MB in the beginning and 7.4GB in the end (delta: -7.3GB). Peak memory consumption was 703.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2677.83ms. Allocated memory is still 8.3GB. Free memory was 7.4GB in the beginning and 7.0GB in the end (delta: 408.9MB). Peak memory consumption was 406.8MB. Max. memory is 16.1GB. * RCFGBuilder took 189974.77ms. Allocated memory was 8.3GB in the beginning and 14.9GB in the end (delta: 6.6GB). Free memory was 7.0GB in the beginning and 11.5GB in the end (delta: -4.5GB). Peak memory consumption was 6.6GB. Max. memory is 16.1GB. * CodeCheck took 517972.11ms. Allocated memory was 14.9GB in the beginning and 15.0GB in the end (delta: 127.9MB). Free memory was 11.5GB in the beginning and 10.0GB in the end (delta: 1.5GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:58:10,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/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_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/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_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal88.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/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_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/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 471ee63d152888a236936c4d2cab8dbbd802bad3acef2d6274f14dae54bb8fc1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:58:12,606 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:58:12,679 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-03 03:58:12,710 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:58:12,711 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:58:12,711 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:58:12,712 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:58:12,712 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:58:12,713 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:58:12,713 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:58:12,714 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:58:12,715 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:58:12,715 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:58:12,716 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:58:12,717 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:58:12,717 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:58:12,718 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:58:12,719 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:58:12,720 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:58:12,720 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:58:12,721 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:58:12,722 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:58:12,722 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:58:12,723 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:58:12,723 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:58:12,724 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:58:12,725 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:58:12,725 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:58:12,726 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:58:12,726 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:58:12,727 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:58:12,727 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:58:12,727 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:58:12,728 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:58:12,728 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_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 471ee63d152888a236936c4d2cab8dbbd802bad3acef2d6274f14dae54bb8fc1 [2023-12-03 03:58:13,016 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:58:13,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:58:13,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:58:13,041 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:58:13,042 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:58:13,043 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal88.c [2023-12-03 03:58:15,844 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:58:16,475 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:58:16,476 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal88.c [2023-12-03 03:58:16,540 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/bin/ukojak-verify-Qdu7aM0XO9/data/f99ffbe0e/c977ae0bc0634aad9de79ead2e37dd22/FLAGa465b9fdc [2023-12-03 03:58:16,563 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/bin/ukojak-verify-Qdu7aM0XO9/data/f99ffbe0e/c977ae0bc0634aad9de79ead2e37dd22 [2023-12-03 03:58:16,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:58:16,585 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:58:16,587 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:58:16,587 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:58:16,593 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:58:16,594 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:58:16" (1/1) ... [2023-12-03 03:58:16,596 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47a82a20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:16, skipping insertion in model container [2023-12-03 03:58:16,596 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:58:16" (1/1) ... [2023-12-03 03:58:16,783 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:58:17,098 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_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal88.c[1245,1258] [2023-12-03 03:58:18,389 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:58:18,399 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:58:18,410 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_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal88.c[1245,1258] [2023-12-03 03:58:19,407 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:58:19,422 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:58:19,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:19 WrapperNode [2023-12-03 03:58:19,422 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:58:19,423 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:58:19,424 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:58:19,424 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:58:19,431 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:19" (1/1) ... [2023-12-03 03:58:19,618 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:19" (1/1) ... [2023-12-03 03:58:20,061 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 17943 [2023-12-03 03:58:20,061 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:58:20,062 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:58:20,062 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:58:20,063 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:58:20,072 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:19" (1/1) ... [2023-12-03 03:58:20,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:19" (1/1) ... [2023-12-03 03:58:20,197 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:19" (1/1) ... [2023-12-03 03:58:20,198 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:19" (1/1) ... [2023-12-03 03:58:20,586 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:19" (1/1) ... [2023-12-03 03:58:20,635 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:19" (1/1) ... [2023-12-03 03:58:20,746 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:19" (1/1) ... [2023-12-03 03:58:20,801 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:19" (1/1) ... [2023-12-03 03:58:20,900 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:58:20,902 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:58:20,903 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:58:20,903 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:58:20,904 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:19" (1/1) ... [2023-12-03 03:58:20,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:58:20,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:58:20,939 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:58:20,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe8e828f-96d6-4433-9b7b-fb5bf3afea40/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:58:20,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:58:20,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:58:20,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:58:20,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:58:22,837 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:58:22,839 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation