./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/bin/ukojak-verify-0OAaufAVZV --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 7853b3826176a0fe575c35877885ca2c640283bf6a2200e21b7819452b726d2c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:54:34,012 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:54:34,079 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-11 23:54:34,084 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:54:34,085 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:54:34,111 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:54:34,112 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:54:34,113 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:54:34,114 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:54:34,114 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:54:34,115 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:54:34,116 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:54:34,116 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:54:34,117 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:54:34,117 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:54:34,118 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:54:34,118 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:54:34,119 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:54:34,119 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:54:34,120 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:54:34,121 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:54:34,121 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:54:34,122 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:54:34,122 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:54:34,123 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:54:34,123 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:34,124 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:54:34,124 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:54:34,125 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:54:34,125 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:54:34,125 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:54:34,126 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:54:34,126 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_4b6f49b8-fd37-4bad-884b-b77e68299a60/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7853b3826176a0fe575c35877885ca2c640283bf6a2200e21b7819452b726d2c [2023-11-11 23:54:34,444 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:54:34,475 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:54:34,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:54:34,480 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:54:34,480 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:54:34,482 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2023-11-11 23:54:37,644 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:54:38,201 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:54:38,203 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2023-11-11 23:54:38,250 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/bin/ukojak-verify-0OAaufAVZV/data/6ff4f3ea9/b4adb098d9544e9ea8c804ab8479c614/FLAGc643501a9 [2023-11-11 23:54:38,268 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/bin/ukojak-verify-0OAaufAVZV/data/6ff4f3ea9/b4adb098d9544e9ea8c804ab8479c614 [2023-11-11 23:54:38,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:54:38,277 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:54:38,279 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:38,280 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:54:38,285 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:54:38,288 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:38" (1/1) ... [2023-11-11 23:54:38,289 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ea36d9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:38, skipping insertion in model container [2023-11-11 23:54:38,290 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:38" (1/1) ... [2023-11-11 23:54:38,478 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:54:39,175 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[28933,28946] [2023-11-11 23:54:39,322 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[50969,50982] [2023-11-11 23:54:39,373 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[58695,58708] [2023-11-11 23:54:39,536 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[83802,83815] [2023-11-11 23:54:39,608 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[98975,98988] [2023-11-11 23:54:39,671 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[115686,115699] [2023-11-11 23:54:39,723 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[132053,132066] [2023-11-11 23:54:40,010 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:40,032 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:54:40,206 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[28933,28946] [2023-11-11 23:54:40,309 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[50969,50982] [2023-11-11 23:54:40,329 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[58695,58708] [2023-11-11 23:54:40,428 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[83802,83815] [2023-11-11 23:54:40,465 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[98975,98988] [2023-11-11 23:54:40,503 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[115686,115699] [2023-11-11 23:54:40,540 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[132053,132066] [2023-11-11 23:54:40,710 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:40,742 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:54:40,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:40 WrapperNode [2023-11-11 23:54:40,744 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:40,745 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:40,745 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:54:40,745 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:54:40,754 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:40" (1/1) ... [2023-11-11 23:54:40,836 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:40" (1/1) ... [2023-11-11 23:54:40,984 INFO L138 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 9841 [2023-11-11 23:54:40,985 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:40,986 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:54:40,986 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:54:40,986 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:54:40,995 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:40" (1/1) ... [2023-11-11 23:54:40,996 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:40" (1/1) ... [2023-11-11 23:54:41,018 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:40" (1/1) ... [2023-11-11 23:54:41,019 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:40" (1/1) ... [2023-11-11 23:54:41,102 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:40" (1/1) ... [2023-11-11 23:54:41,235 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:40" (1/1) ... [2023-11-11 23:54:41,275 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:40" (1/1) ... [2023-11-11 23:54:41,295 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:40" (1/1) ... [2023-11-11 23:54:41,339 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:54:41,340 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:54:41,340 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:54:41,340 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:54:41,341 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:40" (1/1) ... [2023-11-11 23:54:41,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:41,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:54:41,372 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:54:41,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b6f49b8-fd37-4bad-884b-b77e68299a60/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:54:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:54:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:54:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:54:41,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:54:41,769 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:54:41,771 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:54:46,877 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:54:47,907 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:54:47,907 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:54:47,915 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:47 BoogieIcfgContainer [2023-11-11 23:54:47,915 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:54:47,919 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:54:47,919 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:54:47,929 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:54:47,930 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:47" (1/1) ... [2023-11-11 23:54:47,940 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:54:48,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:48,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3457 states to 1926 states and 3457 transitions. [2023-11-11 23:54:48,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1926 states and 3457 transitions. [2023-11-11 23:54:48,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-11 23:54:48,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:48,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:48,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:48,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:48,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:49,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3473 states to 1935 states and 3473 transitions. [2023-11-11 23:54:49,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 3473 transitions. [2023-11-11 23:54:49,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-11 23:54:49,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:49,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:49,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:49,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:49,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:49,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3463 states to 1930 states and 3463 transitions. [2023-11-11 23:54:49,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 3463 transitions. [2023-11-11 23:54:49,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-11 23:54:49,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:49,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:49,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:49,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:49,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:49,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 1930 states and 3462 transitions. [2023-11-11 23:54:49,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 3462 transitions. [2023-11-11 23:54:49,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-11 23:54:49,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:49,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:49,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:50,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:50,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:50,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3476 states to 1938 states and 3476 transitions. [2023-11-11 23:54:50,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 3476 transitions. [2023-11-11 23:54:50,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:54:50,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:50,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:51,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:51,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:54,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:54,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3526 states to 1964 states and 3526 transitions. [2023-11-11 23:54:54,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 3526 transitions. [2023-11-11 23:54:54,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:54:54,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:54,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:54,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:54,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:54,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:54,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3415 states to 1904 states and 3415 transitions. [2023-11-11 23:54:54,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 3415 transitions. [2023-11-11 23:54:54,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:54:54,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:54,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:54,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:54,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:57,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:57,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 1716 states and 3072 transitions. [2023-11-11 23:54:57,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 3072 transitions. [2023-11-11 23:54:57,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:54:57,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:57,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:57,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:00,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:00,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 1570 states and 2803 transitions. [2023-11-11 23:55:00,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 2803 transitions. [2023-11-11 23:55:00,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:55:00,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:00,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:00,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:01,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:07,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:07,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2835 states to 1587 states and 2835 transitions. [2023-11-11 23:55:07,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 2835 transitions. [2023-11-11 23:55:07,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:55:07,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:07,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:07,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:07,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:09,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:09,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2851 states to 1595 states and 2851 transitions. [2023-11-11 23:55:09,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 2851 transitions. [2023-11-11 23:55:09,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:55:09,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:09,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:09,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:09,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:09,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:09,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2775 states to 1557 states and 2775 transitions. [2023-11-11 23:55:09,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 2775 transitions. [2023-11-11 23:55:09,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-11 23:55:09,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:09,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:09,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:12,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.