./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard2_unwindbound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63c286a-c0f0-47db-9093-45ffac8e9e25/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63c286a-c0f0-47db-9093-45ffac8e9e25/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63c286a-c0f0-47db-9093-45ffac8e9e25/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63c286a-c0f0-47db-9093-45ffac8e9e25/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard2_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63c286a-c0f0-47db-9093-45ffac8e9e25/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63c286a-c0f0-47db-9093-45ffac8e9e25/bin/ukojak-verify-EEHR8qb7sm --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 32bit --witnessprinter.graph.data.programhash 1ab6b58208d0c243ef581620bcab9aae54e201e00d3505f3320b182de5e7ff75 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:50:00,287 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:50:00,397 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63c286a-c0f0-47db-9093-45ffac8e9e25/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:50:00,412 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:50:00,412 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:50:00,459 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:50:00,460 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:50:00,461 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:50:00,461 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:50:00,461 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:50:00,462 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:50:00,462 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:50:00,462 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:50:00,462 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:50:00,462 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:50:00,463 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:50:00,463 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:50:00,463 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:50:00,463 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:50:00,463 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:50:00,464 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:50:00,464 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:50:00,464 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:50:00,464 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:50:00,464 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:50:00,465 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:50:00,465 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:50:00,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:50:00,465 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:50:00,465 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:50:00,466 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:50:00,466 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:50:00,466 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:50:00,466 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_c63c286a-c0f0-47db-9093-45ffac8e9e25/bin/ukojak-verify-EEHR8qb7sm 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ab6b58208d0c243ef581620bcab9aae54e201e00d3505f3320b182de5e7ff75 [2024-11-13 21:50:00,884 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:50:00,901 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:50:00,908 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:50:00,911 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:50:00,912 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:50:00,915 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63c286a-c0f0-47db-9093-45ffac8e9e25/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/hard2_unwindbound2.c Unable to find full path for "g++" [2024-11-13 21:50:03,333 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:50:03,712 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:50:03,712 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63c286a-c0f0-47db-9093-45ffac8e9e25/sv-benchmarks/c/nla-digbench-scaling/hard2_unwindbound2.c [2024-11-13 21:50:03,723 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63c286a-c0f0-47db-9093-45ffac8e9e25/bin/ukojak-verify-EEHR8qb7sm/data/b43e13667/383af8b7d1354a20847adeaaa270dc70/FLAG560112a7a [2024-11-13 21:50:03,745 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63c286a-c0f0-47db-9093-45ffac8e9e25/bin/ukojak-verify-EEHR8qb7sm/data/b43e13667/383af8b7d1354a20847adeaaa270dc70 [2024-11-13 21:50:03,748 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:50:03,750 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:50:03,752 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:50:03,752 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:50:03,764 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:50:03,765 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:50:03" (1/1) ... [2024-11-13 21:50:03,766 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c83cb74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:50:03, skipping insertion in model container [2024-11-13 21:50:03,766 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:50:03" (1/1) ... [2024-11-13 21:50:03,788 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:50:03,988 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_c63c286a-c0f0-47db-9093-45ffac8e9e25/sv-benchmarks/c/nla-digbench-scaling/hard2_unwindbound2.c[526,539] [2024-11-13 21:50:04,016 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:50:04,034 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:50:04,051 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_c63c286a-c0f0-47db-9093-45ffac8e9e25/sv-benchmarks/c/nla-digbench-scaling/hard2_unwindbound2.c[526,539] [2024-11-13 21:50:04,064 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:50:04,086 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:50:04,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:50:04 WrapperNode [2024-11-13 21:50:04,087 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:50:04,089 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:50:04,089 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:50:04,089 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:50:04,097 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:50:04" (1/1) ... [2024-11-13 21:50:04,105 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:50:04" (1/1) ... [2024-11-13 21:50:04,124 INFO L138 Inliner]: procedures = 14, calls = 22, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 67 [2024-11-13 21:50:04,125 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:50:04,126 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:50:04,126 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:50:04,126 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:50:04,135 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:50:04" (1/1) ... [2024-11-13 21:50:04,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:50:04" (1/1) ... [2024-11-13 21:50:04,137 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:50:04" (1/1) ... [2024-11-13 21:50:04,137 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:50:04" (1/1) ... [2024-11-13 21:50:04,141 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:50:04" (1/1) ... [2024-11-13 21:50:04,145 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:50:04" (1/1) ... [2024-11-13 21:50:04,146 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:50:04" (1/1) ... [2024-11-13 21:50:04,147 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:50:04" (1/1) ... [2024-11-13 21:50:04,149 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:50:04,150 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:50:04,150 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:50:04,150 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:50:04,151 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:50:04" (1/1) ... [2024-11-13 21:50:04,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:50:04,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63c286a-c0f0-47db-9093-45ffac8e9e25/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:50:04,200 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63c286a-c0f0-47db-9093-45ffac8e9e25/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:50:04,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63c286a-c0f0-47db-9093-45ffac8e9e25/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:50:04,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:50:04,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:50:04,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:50:04,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:50:04,241 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:50:04,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:50:04,320 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:50:04,323 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:50:04,545 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-13 21:50:04,545 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:50:04,589 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:50:04,589 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 21:50:04,589 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:50:04 BoogieIcfgContainer [2024-11-13 21:50:04,589 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:50:04,590 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:50:04,590 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:50:04,604 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:50:04,604 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:50:04" (1/1) ... [2024-11-13 21:50:04,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:50:04,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:04,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2024-11-13 21:50:04,681 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2024-11-13 21:50:04,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:50:04,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:04,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:04,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:04,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:50:04,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:04,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2024-11-13 21:50:04,868 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2024-11-13 21:50:04,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:50:04,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:04,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:04,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:05,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:50:05,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:05,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 43 transitions. [2024-11-13 21:50:05,211 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-11-13 21:50:05,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:50:05,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:05,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:05,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:05,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:50:05,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:05,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 46 transitions. [2024-11-13 21:50:05,700 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2024-11-13 21:50:05,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:50:05,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:05,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:05,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:05,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:50:06,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:06,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 33 states and 52 transitions. [2024-11-13 21:50:06,345 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 52 transitions. [2024-11-13 21:50:06,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:50:06,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:06,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:06,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:50:06,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:06,416 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:50:06,420 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:06,652 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:07,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:07,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 38 states and 61 transitions. [2024-11-13 21:50:07,581 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 61 transitions. [2024-11-13 21:50:07,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 21:50:07,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:07,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:07,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:07,894 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:50:08,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:08,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 44 states and 76 transitions. [2024-11-13 21:50:08,978 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 76 transitions. [2024-11-13 21:50:08,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 21:50:08,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:08,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:08,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:50:09,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:09,024 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:50:09,026 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:09,109 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:50:09,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:09,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 48 states and 85 transitions. [2024-11-13 21:50:09,831 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 85 transitions. [2024-11-13 21:50:09,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 21:50:09,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:09,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:09,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:10,020 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:50:10,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:10,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 50 states and 86 transitions. [2024-11-13 21:50:10,495 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 86 transitions. [2024-11-13 21:50:10,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:50:10,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:10,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:10,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:10,745 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 21:50:11,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:11,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 55 states and 97 transitions. [2024-11-13 21:50:11,852 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 97 transitions. [2024-11-13 21:50:11,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:50:11,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:11,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:11,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:11,929 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 21:50:12,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:12,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 57 states and 98 transitions. [2024-11-13 21:50:12,400 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 98 transitions. [2024-11-13 21:50:12,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 21:50:12,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:12,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:50:12,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:12,453 INFO L255 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 21:50:12,456 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:12,652 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 21:50:14,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:14,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 63 states and 112 transitions. [2024-11-13 21:50:14,505 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 112 transitions. [2024-11-13 21:50:14,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 21:50:14,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:14,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:14,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:50:14,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:14,564 INFO L255 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 21:50:14,566 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:14,711 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 21:50:15,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:15,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 65 states and 113 transitions. [2024-11-13 21:50:15,509 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 113 transitions. [2024-11-13 21:50:15,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 21:50:15,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:15,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:15,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:50:15,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:15,583 INFO L255 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:50:15,585 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:15,676 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 21:50:15,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:15,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 68 states and 123 transitions. [2024-11-13 21:50:15,955 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 123 transitions. [2024-11-13 21:50:15,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 21:50:15,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:15,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:15,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:16,108 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 21:50:17,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:17,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 73 states and 133 transitions. [2024-11-13 21:50:17,659 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 133 transitions. [2024-11-13 21:50:17,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 21:50:17,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:17,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:17,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:17,854 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 21:50:18,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:18,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 75 states and 137 transitions. [2024-11-13 21:50:18,431 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 137 transitions. [2024-11-13 21:50:18,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 21:50:18,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:18,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:18,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:50:18,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:18,489 INFO L255 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:50:18,491 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:18,620 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-13 21:50:19,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:19,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 78 states and 144 transitions. [2024-11-13 21:50:19,629 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 144 transitions. [2024-11-13 21:50:19,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 21:50:19,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:19,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:19,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:20,023 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-13 21:50:20,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:20,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 78 states and 140 transitions. [2024-11-13 21:50:20,615 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 140 transitions. [2024-11-13 21:50:20,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 21:50:20,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:20,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:20,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:50:20,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:20,679 INFO L255 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:50:20,681 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:20,794 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-11-13 21:50:21,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:21,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 80 states and 141 transitions. [2024-11-13 21:50:21,272 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 141 transitions. [2024-11-13 21:50:21,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 21:50:21,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:21,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:50:21,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:50:21,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:50:21,318 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:50:21,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:50:21,356 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 19 iterations. [2024-11-13 21:50:21,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:50:21 ImpRootNode [2024-11-13 21:50:21,393 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:50:21,394 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:50:21,394 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:50:21,395 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:50:21,395 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:50:04" (3/4) ... [2024-11-13 21:50:21,396 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 21:50:21,456 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63c286a-c0f0-47db-9093-45ffac8e9e25/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:50:21,457 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:50:21,458 INFO L158 Benchmark]: Toolchain (without parser) took 17707.79ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 94.3MB in the beginning and 134.9MB in the end (delta: -40.6MB). Peak memory consumption was 193.6MB. Max. memory is 16.1GB. [2024-11-13 21:50:21,458 INFO L158 Benchmark]: CDTParser took 1.13ms. Allocated memory is still 167.8MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:50:21,458 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.86ms. Allocated memory is still 117.4MB. Free memory was 94.0MB in the beginning and 82.8MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:50:21,459 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.44ms. Allocated memory is still 117.4MB. Free memory was 82.8MB in the beginning and 81.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:50:21,459 INFO L158 Benchmark]: Boogie Preprocessor took 23.25ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.7MB in the end (delta: 670.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:50:21,459 INFO L158 Benchmark]: RCFGBuilder took 439.90ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 67.5MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:50:21,461 INFO L158 Benchmark]: CodeCheck took 16803.06ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 67.5MB in the beginning and 135.0MB in the end (delta: -67.5MB). Peak memory consumption was 168.5MB. Max. memory is 16.1GB. [2024-11-13 21:50:21,462 INFO L158 Benchmark]: Witness Printer took 62.65ms. Allocated memory is still 352.3MB. Free memory was 135.0MB in the beginning and 134.9MB in the end (delta: 69.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:50:21,465 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 16.7s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1337 SdHoareTripleChecker+Valid, 8.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 548 mSDsluCounter, 1482 SdHoareTripleChecker+Invalid, 7.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 580 mSDsCounter, 1154 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3492 IncrementalHoareTripleChecker+Invalid, 4646 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1154 mSolverCounterUnsat, 902 mSDtfsCounter, 3492 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4528 GetRequests, 4234 SyntacticMatches, 84 SemanticMatches, 210 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20100 ImplicationChecksByTransitivity, 12.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 555 NumberOfCodeBlocks, 555 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 489 ConstructedInterpolants, 0 QuantifiedInterpolants, 1270 SizeOfPredicates, 7 NumberOfNonLiveVariables, 818 ConjunctsInSsa, 63 ConjunctsInUnsatCore, 18 InterpolantComputations, 13 PerfectInterpolantSequences, 638/661 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 17]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L22] int counter = 0; [L24] int A, B; [L25] int r, d, p, q; [L26] A = __VERIFIER_nondet_int() [L27] B = 1 [L29] r = A [L30] d = B [L31] p = 1 [L32] q = 0 VAL [A=1, B=1, counter=0, d=1, p=1, q=0, r=1] [L34] EXPR counter++ VAL [A=1, B=1, counter=1, d=1, p=1, q=0, r=1] [L34] COND TRUE counter++<2 [L35] CALL __VERIFIER_assert(q == 0) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=1] [L35] RET __VERIFIER_assert(q == 0) VAL [A=1, B=1, counter=1, d=1, p=1, q=0, r=1] [L36] CALL __VERIFIER_assert(r == A) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=1] [L36] RET __VERIFIER_assert(r == A) VAL [A=1, B=1, counter=1, d=1, p=1, q=0, r=1] [L37] CALL __VERIFIER_assert(d == B * p) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=1] [L37] RET __VERIFIER_assert(d == B * p) VAL [A=1, B=1, counter=1, d=1, p=1, q=0, r=1] [L38] COND FALSE !(!(r >= d)) [L40] d = 2 * d [L41] p = 2 * p VAL [A=1, B=1, counter=1, d=2, p=2, q=0, r=1] [L34] EXPR counter++ VAL [A=1, B=1, counter=2, d=2, p=2, q=0, r=1] [L34] COND TRUE counter++<2 [L35] CALL __VERIFIER_assert(q == 0) VAL [\old(cond)=1, counter=2] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=2] [L35] RET __VERIFIER_assert(q == 0) VAL [A=1, B=1, counter=2, d=2, p=2, q=0, r=1] [L36] CALL __VERIFIER_assert(r == A) VAL [\old(cond)=1, counter=2] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=2] [L36] RET __VERIFIER_assert(r == A) VAL [A=1, B=1, counter=2, d=2, p=2, q=0, r=1] [L37] CALL __VERIFIER_assert(d == B * p) VAL [\old(cond)=1, counter=2] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=2] [L37] RET __VERIFIER_assert(d == B * p) VAL [A=1, B=1, counter=2, d=2, p=2, q=0, r=1] [L38] COND TRUE !(r >= d) VAL [A=1, B=1, counter=2, d=2, p=2, q=0, r=1] [L44] EXPR counter++ VAL [A=1, B=1, counter=3, d=2, p=2, q=0, r=1] [L44] COND FALSE !(counter++<2) [L58] CALL __VERIFIER_assert(A == d*q + r) VAL [\old(cond)=1, counter=3] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=3] [L58] RET __VERIFIER_assert(A == d*q + r) VAL [A=1, B=1, counter=3, d=2, p=2, q=0, r=1] [L59] CALL __VERIFIER_assert(B == d) VAL [\old(cond)=0, counter=3] [L15] COND TRUE !(cond) VAL [\old(cond)=0, counter=3] [L17] reach_error() VAL [\old(cond)=0, counter=3] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.13ms. Allocated memory is still 167.8MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.86ms. Allocated memory is still 117.4MB. Free memory was 94.0MB in the beginning and 82.8MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.44ms. Allocated memory is still 117.4MB. Free memory was 82.8MB in the beginning and 81.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.25ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.7MB in the end (delta: 670.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 439.90ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 67.5MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 16803.06ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 67.5MB in the beginning and 135.0MB in the end (delta: -67.5MB). Peak memory consumption was 168.5MB. Max. memory is 16.1GB. * Witness Printer took 62.65ms. Allocated memory is still 352.3MB. Free memory was 135.0MB in the beginning and 134.9MB in the end (delta: 69.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 21:50:21,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63c286a-c0f0-47db-9093-45ffac8e9e25/bin/ukojak-verify-EEHR8qb7sm/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE