./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i --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_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/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_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/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_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/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 56b3b057d69ffeefa81ad42b23dbc12e5bea8785623db51b330d3338140f8778 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:51:59,165 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:51:59,247 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:51:59,251 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:51:59,252 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:51:59,274 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:51:59,275 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:51:59,276 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:51:59,276 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:51:59,276 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:51:59,276 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:51:59,277 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:51:59,277 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:51:59,277 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:51:59,277 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:51:59,277 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:51:59,277 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:51:59,277 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:51:59,278 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:51:59,278 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:51:59,278 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:51:59,278 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:51:59,278 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:51:59,278 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:51:59,279 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:51:59,279 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:51:59,279 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:51:59,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:51:59,279 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:51:59,279 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:51:59,280 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:51:59,280 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:51:59,280 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:51:59,280 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_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/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 -> 56b3b057d69ffeefa81ad42b23dbc12e5bea8785623db51b330d3338140f8778 [2024-11-13 21:51:59,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:51:59,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:51:59,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:51:59,617 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:51:59,618 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:51:59,619 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 21:52:01,547 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:52:02,020 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:52:02,022 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i [2024-11-13 21:52:02,066 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/data/10b6007f1/af2fae9257f34cb694d23c1bbcdcc229/FLAG2c3a45655 [2024-11-13 21:52:02,094 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/data/10b6007f1/af2fae9257f34cb694d23c1bbcdcc229 [2024-11-13 21:52:02,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:52:02,098 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:52:02,102 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:52:02,103 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:52:02,108 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:52:02,109 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:52:02" (1/1) ... [2024-11-13 21:52:02,110 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@226d281f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:02, skipping insertion in model container [2024-11-13 21:52:02,113 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:52:02" (1/1) ... [2024-11-13 21:52:02,192 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:52:03,668 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1503) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3036) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:144) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1237) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:215) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1638) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3515) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:642) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:52:03,674 INFO L158 Benchmark]: Toolchain (without parser) took 1575.77ms. Allocated memory is still 142.6MB. Free memory was 114.4MB in the beginning and 95.0MB in the end (delta: 19.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:52:03,675 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 167.8MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:52:03,675 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1571.00ms. Allocated memory is still 142.6MB. Free memory was 114.4MB in the beginning and 95.0MB in the end (delta: 19.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:52:03,676 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 167.8MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1571.00ms. Allocated memory is still 142.6MB. Free memory was 114.4MB in the beginning and 95.0MB in the end (delta: 19.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/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_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/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 56b3b057d69ffeefa81ad42b23dbc12e5bea8785623db51b330d3338140f8778 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:52:06,226 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:52:06,312 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:52:06,378 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:52:06,380 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:52:06,380 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:52:06,380 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:52:06,380 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:52:06,381 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:52:06,381 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:52:06,381 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:52:06,381 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:52:06,381 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:52:06,381 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:52:06,381 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:52:06,381 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:52:06,381 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:52:06,381 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:52:06,382 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:52:06,382 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:52:06,382 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:52:06,382 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:52:06,382 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:52:06,382 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:52:06,382 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:52:06,382 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:52:06,382 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:06,382 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:52:06,383 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:52:06,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:52:06,383 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:52:06,383 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:52:06,383 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:52:06,383 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:52:06,383 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:06,383 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:52:06,383 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_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/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 -> 56b3b057d69ffeefa81ad42b23dbc12e5bea8785623db51b330d3338140f8778 [2024-11-13 21:52:06,764 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:52:06,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:52:06,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:52:06,781 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:52:06,782 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:52:06,783 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 21:52:08,778 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:52:09,274 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:52:09,275 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i [2024-11-13 21:52:09,318 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/data/b8e8ac149/55782fa066a544dc93f1867f6854cab7/FLAGc17f63ab3 [2024-11-13 21:52:09,361 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/data/b8e8ac149/55782fa066a544dc93f1867f6854cab7 [2024-11-13 21:52:09,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:52:09,365 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:52:09,368 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:52:09,369 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:52:09,375 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:52:09,375 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:52:09" (1/1) ... [2024-11-13 21:52:09,376 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78130bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:09, skipping insertion in model container [2024-11-13 21:52:09,377 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:52:09" (1/1) ... [2024-11-13 21:52:09,458 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:52:10,635 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_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i[71467,71480] [2024-11-13 21:52:10,983 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:52:10,987 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:52:11,004 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:52:11,102 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_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_1_safe.c-amalgamation.i[71467,71480] [2024-11-13 21:52:11,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:52:11,492 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:52:11,493 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:11 WrapperNode [2024-11-13 21:52:11,493 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:52:11,495 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:52:11,495 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:52:11,495 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:52:11,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:11" (1/1) ... [2024-11-13 21:52:11,595 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:11" (1/1) ... [2024-11-13 21:52:11,726 INFO L138 Inliner]: procedures = 779, calls = 784, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1348 [2024-11-13 21:52:11,726 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:52:11,727 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:52:11,727 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:52:11,727 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:52:11,736 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:11" (1/1) ... [2024-11-13 21:52:11,736 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:11" (1/1) ... [2024-11-13 21:52:11,754 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:11" (1/1) ... [2024-11-13 21:52:11,754 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:11" (1/1) ... [2024-11-13 21:52:11,842 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:11" (1/1) ... [2024-11-13 21:52:11,852 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:11" (1/1) ... [2024-11-13 21:52:11,858 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:11" (1/1) ... [2024-11-13 21:52:11,864 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:11" (1/1) ... [2024-11-13 21:52:11,875 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:52:11,876 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:52:11,876 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:52:11,877 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:52:11,878 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:11" (1/1) ... [2024-11-13 21:52:11,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:52:11,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:52:11,931 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:52:11,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:52:11,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 21:52:11,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-13 21:52:11,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:52:11,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:52:11,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:52:11,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-13 21:52:11,975 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-13 21:52:11,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:52:11,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 21:52:11,977 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-11-13 21:52:11,977 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-11-13 21:52:11,977 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-13 21:52:11,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-13 21:52:11,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:52:11,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:52:11,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-13 21:52:11,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-13 21:52:11,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 21:52:11,978 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-11-13 21:52:11,978 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-11-13 21:52:11,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 21:52:11,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 21:52:11,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 21:52:11,978 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-11-13 21:52:11,978 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-11-13 21:52:12,286 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:52:12,288 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:52:55,826 INFO L? ?]: Removed 244 outVars from TransFormulas that were not future-live. [2024-11-13 21:52:55,827 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:52:59,371 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:52:59,371 INFO L316 CfgBuilder]: Removed 44 assume(true) statements. [2024-11-13 21:52:59,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:52:59 BoogieIcfgContainer [2024-11-13 21:52:59,372 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:52:59,373 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:52:59,374 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:52:59,387 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:52:59,388 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:52:59" (1/1) ... [2024-11-13 21:52:59,398 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:52:59,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:59,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 103 states and 169 transitions. [2024-11-13 21:52:59,483 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 169 transitions. [2024-11-13 21:52:59,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-13 21:52:59,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:59,496 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:59,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:59,501 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:59,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:53:11,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:11,709 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:53:17,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:17,313 INFO L255 TraceCheckSpWp]: Trace formula consists of 2017 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:53:17,323 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:53:18,167 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-11-13 21:53:18,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:53:28,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:53:32,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:53:32,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:32,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 120 states and 213 transitions. [2024-11-13 21:53:32,959 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 213 transitions. [2024-11-13 21:53:32,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:53:32,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:32,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:53:32,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:53:32,972 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:53:32,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:53:42,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:42,762 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:53:47,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:47,329 INFO L255 TraceCheckSpWp]: Trace formula consists of 2021 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:53:47,341 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:53:47,977 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-13 21:53:48,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 21:53:49,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:49,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 127 states and 236 transitions. [2024-11-13 21:53:49,238 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 236 transitions. [2024-11-13 21:53:49,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-13 21:53:49,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:49,244 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:53:49,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:53:49,246 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:53:49,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:53:59,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:59,093 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:54:03,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:03,782 INFO L255 TraceCheckSpWp]: Trace formula consists of 2030 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:54:03,787 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:04,221 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-13 21:54:04,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 21:54:04,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:04,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 128 states and 238 transitions. [2024-11-13 21:54:04,424 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 238 transitions. [2024-11-13 21:54:04,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-13 21:54:04,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:04,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:04,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:54:04,433 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:54:04,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:54:14,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:14,339 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:54:18,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:19,003 INFO L255 TraceCheckSpWp]: Trace formula consists of 2023 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:54:19,007 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:19,955 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-13 21:54:19,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 21:54:21,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:21,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 136 states and 265 transitions. [2024-11-13 21:54:21,574 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 265 transitions. [2024-11-13 21:54:21,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 21:54:21,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:21,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:21,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:54:21,580 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:54:21,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 21:54:31,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:31,397 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:54:35,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:35,724 INFO L255 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:54:35,729 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:36,257 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-11-13 21:54:36,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 21:54:36,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:36,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 137 states and 266 transitions. [2024-11-13 21:54:36,430 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 266 transitions. [2024-11-13 21:54:36,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-13 21:54:36,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:36,433 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:36,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:54:36,435 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:54:36,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 21:54:47,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:47,397 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:54:51,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:51,406 INFO L255 TraceCheckSpWp]: Trace formula consists of 2032 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:54:51,410 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:52,186 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2024-11-13 21:54:52,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-13 21:54:54,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:54,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 144 states and 293 transitions. [2024-11-13 21:54:54,191 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 293 transitions. [2024-11-13 21:54:54,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-13 21:54:54,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:54,194 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:54,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:54:54,196 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:54:54,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 21:55:04,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:04,114 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:55:07,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:07,896 INFO L255 TraceCheckSpWp]: Trace formula consists of 2037 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:55:07,899 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:55:08,786 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-13 21:55:08,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-13 21:55:10,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:55:11,798 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:55:13,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:13,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 151 states and 322 transitions. [2024-11-13 21:55:13,769 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 322 transitions. [2024-11-13 21:55:13,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-13 21:55:13,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:13,772 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:55:13,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:55:13,774 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:55:13,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 21:55:23,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:23,542 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:55:27,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:27,672 INFO L255 TraceCheckSpWp]: Trace formula consists of 2039 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:55:27,676 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:55:28,684 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-13 21:55:28,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 21:55:30,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:55:32,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:55:33,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:55:36,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:36,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 160 states and 357 transitions. [2024-11-13 21:55:36,111 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 357 transitions. [2024-11-13 21:55:36,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-13 21:55:36,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:36,115 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:55:36,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:55:36,117 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:55:36,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 21:55:46,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:46,046 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:55:49,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:49,939 INFO L255 TraceCheckSpWp]: Trace formula consists of 2013 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:55:49,943 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:55:51,118 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-11-13 21:55:51,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-13 21:55:53,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:53,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 167 states and 374 transitions. [2024-11-13 21:55:53,619 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 374 transitions. [2024-11-13 21:55:53,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-13 21:55:53,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:53,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:55:53,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:55:53,626 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:55:53,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 21:56:03,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:03,613 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:56:07,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:07,582 INFO L255 TraceCheckSpWp]: Trace formula consists of 2016 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:56:07,585 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:56:09,827 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-11-13 21:56:09,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 21:56:21,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:56:33,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:33,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-11-13 21:56:33,713 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-11-13 21:56:33,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-13 21:56:33,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:33,716 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:56:33,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:56:33,719 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:56:33,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 21:57:09,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:09,761 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:15,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:15,367 INFO L255 TraceCheckSpWp]: Trace formula consists of 2009 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:57:15,370 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:18,782 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2024-11-13 21:57:18,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 21:57:31,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:57:46,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:46,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 215 states and 549 transitions. [2024-11-13 21:57:46,380 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 549 transitions. [2024-11-13 21:57:46,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-13 21:57:46,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:46,383 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:46,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:46,386 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:46,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3afb4d3f-e835-4488-8afa-0e4c4d4a83c2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process