./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f4703dd1be540b652ba2aa7b95430d962bd28ccbaf230a103fed4b34e166ba6e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:33:37,677 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:33:37,780 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-09 00:33:37,784 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:33:37,785 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:33:37,806 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:33:37,807 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:33:37,807 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:33:37,808 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:33:37,808 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:33:37,809 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:33:37,809 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:33:37,810 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:33:37,810 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:33:37,810 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:33:37,811 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:33:37,811 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:33:37,812 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:33:37,812 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:33:37,812 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:33:37,813 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:33:37,813 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:33:37,814 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:33:37,814 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:33:37,815 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:33:37,815 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:33:37,815 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:33:37,816 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:33:37,816 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:33:37,816 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:33:37,817 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_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4703dd1be540b652ba2aa7b95430d962bd28ccbaf230a103fed4b34e166ba6e [2024-11-09 00:33:38,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:33:38,181 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:33:38,190 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:33:38,191 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:33:38,197 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:33:38,199 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c Unable to find full path for "g++" [2024-11-09 00:33:40,218 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:33:40,576 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:33:40,577 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c [2024-11-09 00:33:40,594 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/data/ddfc563ef/68dcda512230409db33f41901042ccfe/FLAG8aa1aac06 [2024-11-09 00:33:40,610 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/data/ddfc563ef/68dcda512230409db33f41901042ccfe [2024-11-09 00:33:40,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:33:40,614 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:33:40,616 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:33:40,616 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:33:40,622 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:33:40,623 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:33:40" (1/1) ... [2024-11-09 00:33:40,624 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a36f432 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:40, skipping insertion in model container [2024-11-09 00:33:40,624 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:33:40" (1/1) ... [2024-11-09 00:33:40,695 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:33:40,955 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c[1176,1189] [2024-11-09 00:33:41,586 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:33:41,596 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:33:41,619 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c[1176,1189] [2024-11-09 00:33:41,789 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:33:41,808 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:33:41,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:41 WrapperNode [2024-11-09 00:33:41,809 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:33:41,811 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:33:41,811 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:33:41,811 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:33:41,819 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:41" (1/1) ... [2024-11-09 00:33:41,907 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:41" (1/1) ... [2024-11-09 00:33:43,035 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 7307 [2024-11-09 00:33:43,036 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:33:43,037 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:33:43,040 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:33:43,041 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:33:43,058 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:41" (1/1) ... [2024-11-09 00:33:43,063 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:41" (1/1) ... [2024-11-09 00:33:43,393 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:41" (1/1) ... [2024-11-09 00:33:43,393 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:41" (1/1) ... [2024-11-09 00:33:43,716 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:41" (1/1) ... [2024-11-09 00:33:43,890 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:41" (1/1) ... [2024-11-09 00:33:43,996 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:41" (1/1) ... [2024-11-09 00:33:44,032 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:41" (1/1) ... [2024-11-09 00:33:44,186 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:33:44,187 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:33:44,188 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:33:44,188 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:33:44,189 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:41" (1/1) ... [2024-11-09 00:33:44,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:33:44,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:33:44,220 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:33:44,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:33:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:33:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:33:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:33:44,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:33:44,805 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:33:44,807 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:33:55,429 INFO L? ?]: Removed 3868 outVars from TransFormulas that were not future-live. [2024-11-09 00:33:55,430 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:34:12,070 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:34:12,071 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:34:12,071 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:34:12 BoogieIcfgContainer [2024-11-09 00:34:12,072 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:34:12,073 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:34:12,073 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:34:12,084 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:34:12,085 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:34:12" (1/1) ... [2024-11-09 00:34:12,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:34:12,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:34:12,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:34:12,152 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:34:12,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:34:12,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:34:12,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:34:12,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:34:14,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:34:24,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.33s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:34:34,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:34:35,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:34:35,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-09 00:34:35,142 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-09 00:34:35,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:34:35,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:34:35,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:36:13,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:36:24,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:36:24,343 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:36:24,352 INFO L158 Benchmark]: Toolchain (without parser) took 163737.72ms. Allocated memory was 155.2MB in the beginning and 7.1GB in the end (delta: 6.9GB). Free memory was 122.3MB in the beginning and 4.2GB in the end (delta: -4.1GB). Peak memory consumption was 2.9GB. Max. memory is 16.1GB. [2024-11-09 00:36:24,353 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 115.3MB. Free memory is still 88.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:36:24,354 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1193.61ms. Allocated memory is still 155.2MB. Free memory was 122.3MB in the beginning and 72.8MB in the end (delta: 49.5MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. [2024-11-09 00:36:24,355 INFO L158 Benchmark]: Boogie Procedure Inliner took 1225.70ms. Allocated memory was 155.2MB in the beginning and 411.0MB in the end (delta: 255.9MB). Free memory was 72.8MB in the beginning and 250.9MB in the end (delta: -178.1MB). Peak memory consumption was 146.9MB. Max. memory is 16.1GB. [2024-11-09 00:36:24,355 INFO L158 Benchmark]: Boogie Preprocessor took 1149.83ms. Allocated memory is still 411.0MB. Free memory was 250.9MB in the beginning and 206.9MB in the end (delta: 44.0MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. [2024-11-09 00:36:24,356 INFO L158 Benchmark]: RCFGBuilder took 27884.55ms. Allocated memory was 411.0MB in the beginning and 7.1GB in the end (delta: 6.7GB). Free memory was 206.9MB in the beginning and 6.5GB in the end (delta: -6.2GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-09 00:36:24,360 INFO L158 Benchmark]: CodeCheck took 132278.45ms. Allocated memory is still 7.1GB. Free memory was 6.5GB in the beginning and 4.2GB in the end (delta: 2.3GB). Peak memory consumption was 2.3GB. Max. memory is 16.1GB. [2024-11-09 00:36:24,365 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 115.3MB. Free memory is still 88.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1193.61ms. Allocated memory is still 155.2MB. Free memory was 122.3MB in the beginning and 72.8MB in the end (delta: 49.5MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1225.70ms. Allocated memory was 155.2MB in the beginning and 411.0MB in the end (delta: 255.9MB). Free memory was 72.8MB in the beginning and 250.9MB in the end (delta: -178.1MB). Peak memory consumption was 146.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1149.83ms. Allocated memory is still 411.0MB. Free memory was 250.9MB in the beginning and 206.9MB in the end (delta: 44.0MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. * RCFGBuilder took 27884.55ms. Allocated memory was 411.0MB in the beginning and 7.1GB in the end (delta: 6.7GB). Free memory was 206.9MB in the beginning and 6.5GB in the end (delta: -6.2GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. * CodeCheck took 132278.45ms. Allocated memory is still 7.1GB. Free memory was 6.5GB in the beginning and 4.2GB in the end (delta: 2.3GB). Peak memory consumption was 2.3GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:36:24,584 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-09 00:36:24,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 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_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f4703dd1be540b652ba2aa7b95430d962bd28ccbaf230a103fed4b34e166ba6e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:36:27,465 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:36:27,584 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-09 00:36:27,636 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:36:27,637 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:36:27,638 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:36:27,638 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:36:27,641 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:36:27,641 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:36:27,642 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:36:27,642 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:36:27,643 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:36:27,643 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:36:27,643 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:36:27,644 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:36:27,644 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:36:27,649 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:36:27,649 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:36:27,650 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:36:27,650 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:36:27,652 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:36:27,653 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:36:27,653 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:36:27,654 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:36:27,654 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:36:27,655 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:36:27,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:36:27,655 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:36:27,656 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:36:27,656 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:36:27,656 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:36:27,657 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:36:27,658 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:36:27,658 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_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4703dd1be540b652ba2aa7b95430d962bd28ccbaf230a103fed4b34e166ba6e [2024-11-09 00:36:28,107 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:36:28,143 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:36:28,150 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:36:28,151 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:36:28,156 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:36:28,157 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c Unable to find full path for "g++" [2024-11-09 00:36:30,255 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:36:30,669 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:36:30,669 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c [2024-11-09 00:36:30,685 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/data/a9b3cbd36/c041fceaddf04e7e95d5985fff9095c2/FLAG8cc3e8b08 [2024-11-09 00:36:30,827 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/data/a9b3cbd36/c041fceaddf04e7e95d5985fff9095c2 [2024-11-09 00:36:30,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:36:30,830 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:36:30,832 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:30,832 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:36:30,835 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:36:30,836 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:30" (1/1) ... [2024-11-09 00:36:30,837 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7245e4d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:30, skipping insertion in model container [2024-11-09 00:36:30,837 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:30" (1/1) ... [2024-11-09 00:36:30,911 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:36:31,204 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c[1176,1189] [2024-11-09 00:36:31,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:36:31,682 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:36:31,697 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c[1176,1189] [2024-11-09 00:36:31,893 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:36:31,917 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:36:31,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:31 WrapperNode [2024-11-09 00:36:31,918 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:31,920 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:36:31,920 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:36:31,921 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:36:31,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:31" (1/1) ... [2024-11-09 00:36:31,975 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:31" (1/1) ... [2024-11-09 00:36:32,139 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1923 [2024-11-09 00:36:32,141 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:36:32,145 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:36:32,145 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:36:32,145 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:36:32,162 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:31" (1/1) ... [2024-11-09 00:36:32,166 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:31" (1/1) ... [2024-11-09 00:36:32,193 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:31" (1/1) ... [2024-11-09 00:36:32,194 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:31" (1/1) ... [2024-11-09 00:36:32,261 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:31" (1/1) ... [2024-11-09 00:36:32,266 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:31" (1/1) ... [2024-11-09 00:36:32,274 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:31" (1/1) ... [2024-11-09 00:36:32,283 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:31" (1/1) ... [2024-11-09 00:36:32,299 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:36:32,300 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:36:32,300 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:36:32,300 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:36:32,301 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:31" (1/1) ... [2024-11-09 00:36:32,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:36:32,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:36:32,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:36:32,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:36:32,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:36:32,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:36:32,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:36:32,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:36:32,928 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:36:32,931 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:36:45,420 INFO L? ?]: Removed 77 outVars from TransFormulas that were not future-live. [2024-11-09 00:36:45,420 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:36:45,561 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:36:45,561 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:36:45,562 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:45 BoogieIcfgContainer [2024-11-09 00:36:45,562 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:36:45,563 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:36:45,563 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:36:45,575 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:36:45,575 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:45" (1/1) ... [2024-11-09 00:36:45,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:36:45,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:45,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:36:45,659 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:36:45,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:36:45,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:45,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:36:45,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:36:45,668 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:36:45,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:36:46,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:46,345 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:36:46,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:46,542 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 00:36:46,553 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:36:46,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:36:46,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:36:48,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:36:49,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:49,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-09 00:36:49,010 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-09 00:36:49,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:36:49,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:49,011 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:36:49,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:36:49,014 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:36:49,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcda102-c226-4ea1-9111-2986ada07cf3/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:36:50,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:50,848 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:36:51,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:51,351 INFO L255 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:36:51,372 INFO L278 TraceCheckSpWp]: Computing forward predicates...