./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal121.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/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_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal121.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/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_a5530c36-7856-450c-9937-1532bcb1f672/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 20242824861489b7eb4cfe9c501a5e9c45ce1dffbbd3726370067c8a9e25246c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:34:54,826 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:34:54,893 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-02 23:34:54,897 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:34:54,898 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:34:54,920 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:34:54,921 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:34:54,921 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:34:54,922 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:34:54,922 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:34:54,923 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:34:54,924 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:34:54,924 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:34:54,925 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:34:54,925 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:34:54,926 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:34:54,926 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:34:54,927 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:34:54,927 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:34:54,928 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:34:54,928 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:34:54,931 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:34:54,932 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:34:54,932 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:34:54,933 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:34:54,933 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:34:54,933 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:34:54,934 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:34:54,934 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:34:54,935 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:34:54,935 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_a5530c36-7856-450c-9937-1532bcb1f672/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20242824861489b7eb4cfe9c501a5e9c45ce1dffbbd3726370067c8a9e25246c [2023-12-02 23:34:55,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:34:55,199 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:34:55,202 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:34:55,203 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:34:55,203 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:34:55,204 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal121.c [2023-12-02 23:34:57,935 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:34:58,533 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:34:58,534 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal121.c [2023-12-02 23:34:58,595 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/data/bee2768cf/d3eca2f73c9e497e89ff8b8b7c3f7275/FLAG824bed804 [2023-12-02 23:34:58,609 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/data/bee2768cf/d3eca2f73c9e497e89ff8b8b7c3f7275 [2023-12-02 23:34:58,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:34:58,613 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:34:58,614 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:34:58,614 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:34:58,619 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:34:58,620 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:34:58" (1/1) ... [2023-12-02 23:34:58,621 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44daf283 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:58, skipping insertion in model container [2023-12-02 23:34:58,621 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:34:58" (1/1) ... [2023-12-02 23:34:58,889 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:34:59,306 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_a5530c36-7856-450c-9937-1532bcb1f672/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal121.c[1246,1259] [2023-12-02 23:35:00,897 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:35:00,905 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:35:00,913 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_a5530c36-7856-450c-9937-1532bcb1f672/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal121.c[1246,1259] [2023-12-02 23:35:02,086 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:35:02,102 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:35:02,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:02 WrapperNode [2023-12-02 23:35:02,103 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:35:02,105 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:35:02,105 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:35:02,105 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:35:02,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:02" (1/1) ... [2023-12-02 23:35:02,403 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:02" (1/1) ... [2023-12-02 23:35:06,032 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 57980 [2023-12-02 23:35:06,033 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:35:06,033 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:35:06,033 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:35:06,033 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:35:06,041 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:02" (1/1) ... [2023-12-02 23:35:06,041 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:02" (1/1) ... [2023-12-02 23:35:07,058 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:02" (1/1) ... [2023-12-02 23:35:07,059 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:02" (1/1) ... [2023-12-02 23:35:07,931 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:02" (1/1) ... [2023-12-02 23:35:08,068 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:02" (1/1) ... [2023-12-02 23:35:08,408 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:02" (1/1) ... [2023-12-02 23:35:08,549 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:02" (1/1) ... [2023-12-02 23:35:09,379 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:35:09,379 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:35:09,380 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:35:09,380 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:35:09,380 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:02" (1/1) ... [2023-12-02 23:35:09,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:35:09,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:35:09,404 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:35:09,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:35:09,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:35:09,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:35:09,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:35:09,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:35:11,600 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:35:11,602 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:35:57,027 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:38:41,328 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:38:41,328 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:38:41,330 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:38:41 BoogieIcfgContainer [2023-12-02 23:38:41,330 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:38:41,330 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:38:41,330 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:38:41,337 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:38:41,337 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:38:41" (1/1) ... [2023-12-02 23:38:41,346 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:38:41,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:38:41,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-02 23:38:41,391 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-02 23:38:41,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 23:38:41,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:38:41,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:38:53,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 23:38:53,351 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 23:38:53,354 INFO L158 Benchmark]: Toolchain (without parser) took 234740.58ms. Allocated memory was 161.5MB in the beginning and 14.6GB in the end (delta: 14.5GB). Free memory was 103.8MB in the beginning and 10.7GB in the end (delta: -10.6GB). Peak memory consumption was 3.9GB. Max. memory is 16.1GB. [2023-12-02 23:38:53,355 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 123.7MB. Free memory is still 98.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:38:53,356 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3489.48ms. Allocated memory was 161.5MB in the beginning and 633.3MB in the end (delta: 471.9MB). Free memory was 103.8MB in the beginning and 317.3MB in the end (delta: -213.5MB). Peak memory consumption was 338.7MB. Max. memory is 16.1GB. [2023-12-02 23:38:53,356 INFO L158 Benchmark]: Boogie Procedure Inliner took 3928.03ms. Allocated memory was 633.3MB in the beginning and 5.2GB in the end (delta: 4.6GB). Free memory was 317.3MB in the beginning and 4.3GB in the end (delta: -3.9GB). Peak memory consumption was 776.3MB. Max. memory is 16.1GB. [2023-12-02 23:38:53,357 INFO L158 Benchmark]: Boogie Preprocessor took 3345.66ms. Allocated memory is still 5.2GB. Free memory was 4.3GB in the beginning and 4.0GB in the end (delta: 280.0MB). Peak memory consumption was 482.3MB. Max. memory is 16.1GB. [2023-12-02 23:38:53,358 INFO L158 Benchmark]: RCFGBuilder took 211950.34ms. Allocated memory was 5.2GB in the beginning and 14.6GB in the end (delta: 9.4GB). Free memory was 4.0GB in the beginning and 11.0GB in the end (delta: -7.1GB). Peak memory consumption was 6.0GB. Max. memory is 16.1GB. [2023-12-02 23:38:53,358 INFO L158 Benchmark]: CodeCheck took 12022.50ms. Allocated memory is still 14.6GB. Free memory was 11.0GB in the beginning and 10.7GB in the end (delta: 310.6MB). Peak memory consumption was 312.5MB. Max. memory is 16.1GB. [2023-12-02 23:38:53,362 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 123.7MB. Free memory is still 98.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3489.48ms. Allocated memory was 161.5MB in the beginning and 633.3MB in the end (delta: 471.9MB). Free memory was 103.8MB in the beginning and 317.3MB in the end (delta: -213.5MB). Peak memory consumption was 338.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3928.03ms. Allocated memory was 633.3MB in the beginning and 5.2GB in the end (delta: 4.6GB). Free memory was 317.3MB in the beginning and 4.3GB in the end (delta: -3.9GB). Peak memory consumption was 776.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3345.66ms. Allocated memory is still 5.2GB. Free memory was 4.3GB in the beginning and 4.0GB in the end (delta: 280.0MB). Peak memory consumption was 482.3MB. Max. memory is 16.1GB. * RCFGBuilder took 211950.34ms. Allocated memory was 5.2GB in the beginning and 14.6GB in the end (delta: 9.4GB). Free memory was 4.0GB in the beginning and 11.0GB in the end (delta: -7.1GB). Peak memory consumption was 6.0GB. Max. memory is 16.1GB. * CodeCheck took 12022.50ms. Allocated memory is still 14.6GB. Free memory was 11.0GB in the beginning and 10.7GB in the end (delta: 310.6MB). Peak memory consumption was 312.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:38:53,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/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_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal121.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/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_a5530c36-7856-450c-9937-1532bcb1f672/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 20242824861489b7eb4cfe9c501a5e9c45ce1dffbbd3726370067c8a9e25246c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:38:55,955 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:38:56,035 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-02 23:38:56,068 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:38:56,069 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:38:56,069 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:38:56,070 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:38:56,070 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:38:56,071 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:38:56,072 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:38:56,072 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:38:56,073 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:38:56,073 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:38:56,074 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:38:56,074 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:38:56,075 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:38:56,075 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:38:56,076 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:38:56,076 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:38:56,077 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:38:56,077 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:38:56,078 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:38:56,078 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:38:56,079 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:38:56,079 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:38:56,080 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:38:56,080 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:38:56,081 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:38:56,081 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:38:56,081 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:38:56,082 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:38:56,082 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:38:56,083 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:38:56,083 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:38:56,083 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_a5530c36-7856-450c-9937-1532bcb1f672/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20242824861489b7eb4cfe9c501a5e9c45ce1dffbbd3726370067c8a9e25246c [2023-12-02 23:38:56,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:38:56,379 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:38:56,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:38:56,383 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:38:56,383 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:38:56,384 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal121.c [2023-12-02 23:38:59,168 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:38:59,815 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:38:59,816 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal121.c [2023-12-02 23:38:59,872 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/data/406b7c59a/a1f51d63f5744d93894afb2278df3e0b/FLAG70ab61966 [2023-12-02 23:38:59,886 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/data/406b7c59a/a1f51d63f5744d93894afb2278df3e0b [2023-12-02 23:38:59,888 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:38:59,890 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:38:59,891 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:38:59,891 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:38:59,896 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:38:59,897 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:38:59" (1/1) ... [2023-12-02 23:38:59,898 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@219e953b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:38:59, skipping insertion in model container [2023-12-02 23:38:59,898 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:38:59" (1/1) ... [2023-12-02 23:39:00,159 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:39:00,483 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_a5530c36-7856-450c-9937-1532bcb1f672/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal121.c[1246,1259] [2023-12-02 23:39:01,761 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:39:01,771 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:39:01,780 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_a5530c36-7856-450c-9937-1532bcb1f672/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal121.c[1246,1259] [2023-12-02 23:39:02,772 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:39:02,786 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:39:02,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:39:02 WrapperNode [2023-12-02 23:39:02,787 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:39:02,788 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:39:02,788 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:39:02,788 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:39:02,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:39:02" (1/1) ... [2023-12-02 23:39:02,950 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:39:02" (1/1) ... [2023-12-02 23:39:03,575 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 18675 [2023-12-02 23:39:03,576 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:39:03,577 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:39:03,577 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:39:03,578 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:39:03,588 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:39:02" (1/1) ... [2023-12-02 23:39:03,589 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:39:02" (1/1) ... [2023-12-02 23:39:03,781 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:39:02" (1/1) ... [2023-12-02 23:39:03,781 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:39:02" (1/1) ... [2023-12-02 23:39:04,036 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:39:02" (1/1) ... [2023-12-02 23:39:04,067 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:39:02" (1/1) ... [2023-12-02 23:39:04,152 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:39:02" (1/1) ... [2023-12-02 23:39:04,196 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:39:02" (1/1) ... [2023-12-02 23:39:04,307 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:39:04,308 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:39:04,308 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:39:04,309 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:39:04,309 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:39:02" (1/1) ... [2023-12-02 23:39:04,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:39:04,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:39:04,338 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:39:04,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:39:04,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:39:04,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:39:04,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:39:04,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:39:06,404 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:39:06,407 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:41:58,033 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:41:58,774 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:41:58,774 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:41:58,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:41:58 BoogieIcfgContainer [2023-12-02 23:41:58,776 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:41:58,777 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:41:58,777 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:41:58,786 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:41:58,787 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:41:58" (1/1) ... [2023-12-02 23:41:58,795 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:41:58,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:41:58,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-02 23:41:58,847 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-02 23:41:58,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 23:41:58,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:41:58,850 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:41:58,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:41:58,852 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:41:58,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 23:42:02,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:42:02,836 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:42:03,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:42:03,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 612 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 23:42:04,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:42:04,201 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 23:42:04,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 23:42:15,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.85s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:42:25,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:42:25,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:42:25,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-02 23:42:25,944 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-02 23:42:25,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 23:42:25,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:42:25,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:42:25,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:42:25,946 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:42:25,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 23:44:28,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:44:28,620 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:44:41,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 23:44:42,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 23:44:42,291 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 23:44:42,294 INFO L158 Benchmark]: Toolchain (without parser) took 342404.10ms. Allocated memory was 100.7MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 59.2MB in the beginning and 1.3GB in the end (delta: -1.3GB). Peak memory consumption was 737.5MB. Max. memory is 16.1GB. [2023-12-02 23:44:42,295 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 67.1MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:44:42,296 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2895.63ms. Allocated memory was 100.7MB in the beginning and 343.9MB in the end (delta: 243.3MB). Free memory was 58.9MB in the beginning and 159.7MB in the end (delta: -100.8MB). Peak memory consumption was 191.3MB. Max. memory is 16.1GB. [2023-12-02 23:44:42,297 INFO L158 Benchmark]: Boogie Procedure Inliner took 788.74ms. Allocated memory was 343.9MB in the beginning and 784.3MB in the end (delta: 440.4MB). Free memory was 159.7MB in the beginning and 547.7MB in the end (delta: -387.9MB). Peak memory consumption was 112.2MB. Max. memory is 16.1GB. [2023-12-02 23:44:42,297 INFO L158 Benchmark]: Boogie Preprocessor took 730.38ms. Allocated memory is still 784.3MB. Free memory was 547.7MB in the beginning and 468.0MB in the end (delta: 79.7MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. [2023-12-02 23:44:42,298 INFO L158 Benchmark]: RCFGBuilder took 174467.79ms. Allocated memory was 784.3MB in the beginning and 2.1GB in the end (delta: 1.3GB). Free memory was 468.0MB in the beginning and 1.7GB in the end (delta: -1.3GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2023-12-02 23:44:42,299 INFO L158 Benchmark]: CodeCheck took 163516.65ms. Allocated memory is still 2.1GB. Free memory was 1.7GB in the beginning and 1.3GB in the end (delta: 402.7MB). Peak memory consumption was 405.9MB. Max. memory is 16.1GB. [2023-12-02 23:44:42,302 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 0.27ms. Allocated memory is still 67.1MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2895.63ms. Allocated memory was 100.7MB in the beginning and 343.9MB in the end (delta: 243.3MB). Free memory was 58.9MB in the beginning and 159.7MB in the end (delta: -100.8MB). Peak memory consumption was 191.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 788.74ms. Allocated memory was 343.9MB in the beginning and 784.3MB in the end (delta: 440.4MB). Free memory was 159.7MB in the beginning and 547.7MB in the end (delta: -387.9MB). Peak memory consumption was 112.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 730.38ms. Allocated memory is still 784.3MB. Free memory was 547.7MB in the beginning and 468.0MB in the end (delta: 79.7MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. * RCFGBuilder took 174467.79ms. Allocated memory was 784.3MB in the beginning and 2.1GB in the end (delta: 1.3GB). Free memory was 468.0MB in the beginning and 1.7GB in the end (delta: -1.3GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. * CodeCheck took 163516.65ms. Allocated memory is still 2.1GB. Free memory was 1.7GB in the beginning and 1.3GB in the end (delta: 402.7MB). Peak memory consumption was 405.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:44:42,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5530c36-7856-450c-9937-1532bcb1f672/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