./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/xcsp/aim-100-2-0-unsat-3.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_4be825bf-9ff8-4ca8-b38a-4b5075b19643/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be825bf-9ff8-4ca8-b38a-4b5075b19643/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_4be825bf-9ff8-4ca8-b38a-4b5075b19643/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be825bf-9ff8-4ca8-b38a-4b5075b19643/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/aim-100-2-0-unsat-3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be825bf-9ff8-4ca8-b38a-4b5075b19643/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_4be825bf-9ff8-4ca8-b38a-4b5075b19643/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 a08febfbe7aaa6db351ad7b71c1e30c5707f2f7ac94227bf542051ec6e508ae7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:09:52,458 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:09:52,547 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be825bf-9ff8-4ca8-b38a-4b5075b19643/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:09:52,556 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:09:52,556 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:09:52,591 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:09:52,593 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:09:52,593 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:09:52,594 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:09:52,594 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:09:52,595 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:09:52,595 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:09:52,596 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:09:52,596 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:09:52,596 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:09:52,596 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:09:52,596 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:09:52,597 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:09:52,597 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:09:52,597 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:09:52,597 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:09:52,597 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:09:52,597 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:09:52,597 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:09:52,598 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:09:52,598 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:09:52,598 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:09:52,598 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:09:52,599 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:09:52,599 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:09:52,599 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:09:52,599 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:09:52,599 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:09:52,599 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_4be825bf-9ff8-4ca8-b38a-4b5075b19643/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 -> a08febfbe7aaa6db351ad7b71c1e30c5707f2f7ac94227bf542051ec6e508ae7 [2024-11-13 22:09:52,923 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:09:52,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:09:52,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:09:52,942 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:09:52,943 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:09:52,944 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be825bf-9ff8-4ca8-b38a-4b5075b19643/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/xcsp/aim-100-2-0-unsat-3.c Unable to find full path for "g++" [2024-11-13 22:09:54,884 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:09:55,197 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:09:55,198 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be825bf-9ff8-4ca8-b38a-4b5075b19643/sv-benchmarks/c/xcsp/aim-100-2-0-unsat-3.c [2024-11-13 22:09:55,213 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be825bf-9ff8-4ca8-b38a-4b5075b19643/bin/ukojak-verify-EEHR8qb7sm/data/658472382/fea85c59ad8c42ecb6a5ade8b833fb45/FLAGaaddc3393 [2024-11-13 22:09:55,228 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be825bf-9ff8-4ca8-b38a-4b5075b19643/bin/ukojak-verify-EEHR8qb7sm/data/658472382/fea85c59ad8c42ecb6a5ade8b833fb45 [2024-11-13 22:09:55,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:09:55,232 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:09:55,233 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:09:55,233 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:09:55,239 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:09:55,240 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:09:55" (1/1) ... [2024-11-13 22:09:55,241 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1447a15f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:55, skipping insertion in model container [2024-11-13 22:09:55,241 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:09:55" (1/1) ... [2024-11-13 22:09:55,286 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:09:55,704 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_4be825bf-9ff8-4ca8-b38a-4b5075b19643/sv-benchmarks/c/xcsp/aim-100-2-0-unsat-3.c[21187,21200] [2024-11-13 22:09:55,731 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:09:55,741 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:09:55,858 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_4be825bf-9ff8-4ca8-b38a-4b5075b19643/sv-benchmarks/c/xcsp/aim-100-2-0-unsat-3.c[21187,21200] [2024-11-13 22:09:55,880 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:09:55,898 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:09:55,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:55 WrapperNode [2024-11-13 22:09:55,900 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:09:55,901 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:09:55,901 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:09:55,901 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:09:55,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:55" (1/1) ... [2024-11-13 22:09:55,975 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:55" (1/1) ... [2024-11-13 22:09:56,318 INFO L138 Inliner]: procedures = 13, calls = 400, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 4101 [2024-11-13 22:09:56,319 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:09:56,320 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:09:56,320 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:09:56,320 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:09:56,329 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:55" (1/1) ... [2024-11-13 22:09:56,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:55" (1/1) ... [2024-11-13 22:09:56,356 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:55" (1/1) ... [2024-11-13 22:09:56,356 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:55" (1/1) ... [2024-11-13 22:09:56,534 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:55" (1/1) ... [2024-11-13 22:09:56,583 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:55" (1/1) ... [2024-11-13 22:09:56,627 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:55" (1/1) ... [2024-11-13 22:09:56,645 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:55" (1/1) ... [2024-11-13 22:09:56,753 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:09:56,755 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:09:56,755 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:09:56,755 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:09:56,758 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:55" (1/1) ... [2024-11-13 22:09:56,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:09:56,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be825bf-9ff8-4ca8-b38a-4b5075b19643/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:09:56,803 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be825bf-9ff8-4ca8-b38a-4b5075b19643/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:09:56,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be825bf-9ff8-4ca8-b38a-4b5075b19643/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:09:56,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:09:56,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:09:56,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:09:56,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:09:56,834 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2024-11-13 22:09:56,834 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2024-11-13 22:09:57,165 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:09:57,167 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:10:03,170 INFO L? ?]: Removed 923 outVars from TransFormulas that were not future-live. [2024-11-13 22:10:03,171 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:10:07,830 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:10:07,830 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:10:07,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:10:07 BoogieIcfgContainer [2024-11-13 22:10:07,831 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:10:07,832 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:10:07,832 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:10:07,842 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:10:07,842 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:10:07" (1/1) ... [2024-11-13 22:10:07,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:10:07,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:10:07,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 692 states and 1083 transitions. [2024-11-13 22:10:07,939 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1083 transitions. [2024-11-13 22:10:08,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1475 [2024-11-13 22:10:08,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:10:08,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:10:17,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:33,328 INFO L134 CoverageAnalysis]: Checked inductivity of 154056 backedges. 9506 proven. 15064 refuted. 0 times theorem prover too weak. 129486 trivial. 0 not checked. [2024-11-13 22:17:43,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:43,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 1310 states and 2165 transitions. [2024-11-13 22:17:43,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 2165 transitions. [2024-11-13 22:17:43,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1475 [2024-11-13 22:17:43,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:43,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:17:50,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat