./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/softmax_0_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_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/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_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/softmax_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/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_285b6623-5dd7-4773-abfb-da3eebad16e7/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 62dca799781176dd9d0dc3e5e7745b4e1a32e2363184524006db8afe921bcadd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:52:35,410 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:52:35,484 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:52:35,492 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:52:35,494 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:52:35,530 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:52:35,532 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:52:35,532 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:52:35,533 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:52:35,533 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:52:35,534 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:52:35,535 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:52:35,535 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:52:35,535 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:52:35,536 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:52:35,536 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:52:35,536 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:52:35,537 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:52:35,537 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:52:35,537 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:52:35,537 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:52:35,537 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:52:35,537 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:52:35,537 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:52:35,538 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:52:35,538 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:52:35,538 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:52:35,538 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:52:35,538 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:52:35,538 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:52:35,538 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:52:35,539 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:52:35,539 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:52:35,539 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_285b6623-5dd7-4773-abfb-da3eebad16e7/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 -> 62dca799781176dd9d0dc3e5e7745b4e1a32e2363184524006db8afe921bcadd [2024-11-13 22:52:35,888 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:52:35,901 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:52:35,905 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:52:35,906 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:52:35,909 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:52:35,910 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/softmax_0_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 22:52:37,925 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:52:38,285 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:52:38,285 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/sv-benchmarks/c/neural-networks/softmax_0_safe.c-amalgamation.i [2024-11-13 22:52:38,316 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/data/3af3ba513/8ee245d4f3494d91b0b726eb54cc1015/FLAG8f1ec7b51 [2024-11-13 22:52:38,334 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/data/3af3ba513/8ee245d4f3494d91b0b726eb54cc1015 [2024-11-13 22:52:38,337 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:52:38,339 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:52:38,340 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:52:38,340 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:52:38,345 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:52:38,346 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:52:38" (1/1) ... [2024-11-13 22:52:38,347 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11e07d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:38, skipping insertion in model container [2024-11-13 22:52:38,348 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:52:38" (1/1) ... [2024-11-13 22:52:38,391 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:52:39,054 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: isnan 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.lambda$150(StandardFunctionHandler.java:621) 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:2564) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:791) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2564) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2564) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1761) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) 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 22:52:39,061 INFO L158 Benchmark]: Toolchain (without parser) took 721.85ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 74.3MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:52:39,062 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:52:39,063 INFO L158 Benchmark]: CACSL2BoogieTranslator took 719.28ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 74.3MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:52:39,064 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 719.28ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 74.3MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. 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: isnan de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan: 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_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/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_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/softmax_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/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_285b6623-5dd7-4773-abfb-da3eebad16e7/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 62dca799781176dd9d0dc3e5e7745b4e1a32e2363184524006db8afe921bcadd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:52:41,824 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:52:41,933 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:52:41,986 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:52:41,987 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:52:41,987 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:52:41,988 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:52:41,988 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:52:41,988 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:52:41,988 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:52:41,988 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:52:41,988 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:52:41,989 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:52:41,989 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:52:41,989 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:52:41,989 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:52:41,989 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:52:41,989 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:52:41,989 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:52:41,989 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:52:41,990 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:52:41,990 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:52:41,990 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:52:41,990 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:52:41,990 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:52:41,990 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:52:41,990 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:52:41,990 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:52:41,991 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:52:41,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:52:41,991 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:52:41,991 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:52:41,991 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:52:41,991 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:52:41,991 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:52:41,991 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:52:41,992 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_285b6623-5dd7-4773-abfb-da3eebad16e7/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 -> 62dca799781176dd9d0dc3e5e7745b4e1a32e2363184524006db8afe921bcadd [2024-11-13 22:52:42,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:52:42,360 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:52:42,363 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:52:42,367 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:52:42,368 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:52:42,372 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/softmax_0_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 22:52:44,598 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:52:45,013 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:52:45,014 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/sv-benchmarks/c/neural-networks/softmax_0_safe.c-amalgamation.i [2024-11-13 22:52:45,047 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/data/58cbadfb3/236cbb55875f494b8f2ae4bcc0aba36f/FLAG6a0538fcc [2024-11-13 22:52:45,076 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/data/58cbadfb3/236cbb55875f494b8f2ae4bcc0aba36f [2024-11-13 22:52:45,079 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:52:45,082 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:52:45,084 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:52:45,085 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:52:45,092 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:52:45,093 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:52:45" (1/1) ... [2024-11-13 22:52:45,094 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28ffe206 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:45, skipping insertion in model container [2024-11-13 22:52:45,096 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:52:45" (1/1) ... [2024-11-13 22:52:45,153 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:52:45,813 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_285b6623-5dd7-4773-abfb-da3eebad16e7/sv-benchmarks/c/neural-networks/softmax_0_safe.c-amalgamation.i[63433,63446] [2024-11-13 22:52:45,816 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:52:45,831 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:52:45,894 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_285b6623-5dd7-4773-abfb-da3eebad16e7/sv-benchmarks/c/neural-networks/softmax_0_safe.c-amalgamation.i[63433,63446] [2024-11-13 22:52:45,894 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:52:46,058 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:52:46,059 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:46 WrapperNode [2024-11-13 22:52:46,059 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:52:46,060 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:52:46,061 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:52:46,061 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:52:46,067 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:46" (1/1) ... [2024-11-13 22:52:46,089 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:46" (1/1) ... [2024-11-13 22:52:46,111 INFO L138 Inliner]: procedures = 562, calls = 32, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 98 [2024-11-13 22:52:46,111 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:52:46,112 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:52:46,112 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:52:46,112 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:52:46,118 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:46" (1/1) ... [2024-11-13 22:52:46,118 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:46" (1/1) ... [2024-11-13 22:52:46,122 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:46" (1/1) ... [2024-11-13 22:52:46,122 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:46" (1/1) ... [2024-11-13 22:52:46,131 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:46" (1/1) ... [2024-11-13 22:52:46,134 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:46" (1/1) ... [2024-11-13 22:52:46,136 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:46" (1/1) ... [2024-11-13 22:52:46,137 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:46" (1/1) ... [2024-11-13 22:52:46,140 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:52:46,141 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:52:46,141 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:52:46,142 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:52:46,143 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:52:46" (1/1) ... [2024-11-13 22:52:46,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:52:46,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:52:46,195 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:52:46,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:52:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 22:52:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:52:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:52:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:52:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:52:46,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:52:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 22:52:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:52:46,374 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:52:46,377 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:52:47,273 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-13 22:52:47,273 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:52:47,414 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:52:47,414 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 22:52:47,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:52:47 BoogieIcfgContainer [2024-11-13 22:52:47,415 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:52:47,416 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:52:47,416 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:52:47,427 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:52:47,428 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:52:47" (1/1) ... [2024-11-13 22:52:47,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:52:47,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:47,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2024-11-13 22:52:47,492 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2024-11-13 22:52:47,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:52:47,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:47,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:52:47,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:52:47,499 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:52:47,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:52:47,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:47,745 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:52:47,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:47,887 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:52:47,892 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:52:47,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:52:47,982 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:52:47,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 22:52:48,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:48,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2024-11-13 22:52:48,146 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2024-11-13 22:52:48,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:52:48,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:48,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:52:48,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:52:48,150 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:52:48,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:52:48,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:48,347 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:52:48,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:48,440 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:52:48,443 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:52:48,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 22:52:48,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 22:52:49,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:49,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2024-11-13 22:52:49,076 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2024-11-13 22:52:49,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:52:49,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:49,077 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:52:49,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:52:49,080 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:52:49,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:52:49,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:49,350 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:52:49,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:49,432 INFO L255 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:52:49,433 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:52:49,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:52:49,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 22:52:52,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:52:52,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:52,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2024-11-13 22:52:52,862 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2024-11-13 22:52:52,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:52:52,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:52,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:52:52,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:52:52,866 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:52:52,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:52:53,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:53,357 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:52:53,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:53,504 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:52:53,505 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:52:53,590 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:52:53,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 22:52:54,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:54,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-11-13 22:52:54,129 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-11-13 22:52:54,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:52:54,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:54,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:52:54,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:52:54,131 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:52:54,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 22:52:54,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:54,686 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:52:54,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:54,867 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:52:54,869 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:52:54,971 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:52:54,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-13 22:52:56,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:52:59,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:59,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 14 states and 19 transitions. [2024-11-13 22:52:59,185 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 19 transitions. [2024-11-13 22:52:59,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:52:59,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:59,185 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:52:59,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:52:59,187 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:52:59,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_285b6623-5dd7-4773-abfb-da3eebad16e7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 22:53:00,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:53:00,540 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:53:02,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat