[INFO] crate empty-option 0.1.1 is already in cache [INFO] testing empty-option-0.1.1 against beta-2020-07-24 for beta-1.46-1 [INFO] extracting crate empty-option 0.1.1 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate empty-option 0.1.1 on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate empty-option 0.1.1 [INFO] finished tweaking crates.io crate empty-option 0.1.1 [INFO] tweaked toml for crates.io crate empty-option 0.1.1 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c0e76f26abc811628aef18e7c2cdfc88b5ac1937b605165f7894fb84a451c410 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c0e76f26abc811628aef18e7c2cdfc88b5ac1937b605165f7894fb84a451c410", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c0e76f26abc811628aef18e7c2cdfc88b5ac1937b605165f7894fb84a451c410", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0e76f26abc811628aef18e7c2cdfc88b5ac1937b605165f7894fb84a451c410", kill_on_drop: false }` [INFO] [stdout] c0e76f26abc811628aef18e7c2cdfc88b5ac1937b605165f7894fb84a451c410 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e088e3d385015332faa893a7e5299f2f78b03997d572cdcd29c23e46c6f27873 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e088e3d385015332faa893a7e5299f2f78b03997d572cdcd29c23e46c6f27873", kill_on_drop: false }` [INFO] [stderr] Compiling empty-option v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.45s [INFO] running `Command { std: "docker" "inspect" "e088e3d385015332faa893a7e5299f2f78b03997d572cdcd29c23e46c6f27873", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e088e3d385015332faa893a7e5299f2f78b03997d572cdcd29c23e46c6f27873", kill_on_drop: false }` [INFO] [stdout] e088e3d385015332faa893a7e5299f2f78b03997d572cdcd29c23e46c6f27873 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 88f6f963f1593852125883420f0b672e213d2ce1503fcba21d65894b58fcdad9 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "88f6f963f1593852125883420f0b672e213d2ce1503fcba21d65894b58fcdad9", kill_on_drop: false }` [INFO] [stderr] Compiling empty-option v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.90s [INFO] running `Command { std: "docker" "inspect" "88f6f963f1593852125883420f0b672e213d2ce1503fcba21d65894b58fcdad9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88f6f963f1593852125883420f0b672e213d2ce1503fcba21d65894b58fcdad9", kill_on_drop: false }` [INFO] [stdout] 88f6f963f1593852125883420f0b672e213d2ce1503fcba21d65894b58fcdad9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] cc9b2867ac1eb94e25d966910971f4033eb24e81f4468483c58dc03aa8509fd4 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "cc9b2867ac1eb94e25d966910971f4033eb24e81f4468483c58dc03aa8509fd4", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/empty_option-993a783717a403e3 [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test tests::catch_and_release ... ok [INFO] [stdout] test tests::mut_and_release ... ok [INFO] [stdout] test tests::mut_and_keep ... ok [INFO] [stdout] test tests::catch_and_keep ... ok [INFO] [stdout] test tests::catch_from_none ... ok [INFO] [stdout] test tests::mut_from_none ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests empty-option [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test src/lib.rs - (line 99) ... FAILED [INFO] [stdout] test src/lib.rs - (line 46) ... FAILED [INFO] [stdout] test src/lib.rs - OptionGuard (line 168) ... FAILED [INFO] [stdout] test src/lib.rs - OptionGuardMut (line 246) ... FAILED [INFO] [stdout] test src/lib.rs - OptionGuardMut (line 213) ... ok [INFO] [stdout] test src/lib.rs - (line 81) ... ok [INFO] [stdout] test src/lib.rs - OptionGuard (line 157) ... ok [INFO] [stdout] test src/lib.rs - OptionGuardMut (line 230) ... ok [INFO] [stdout] test src/lib.rs - (line 63) ... ok [INFO] [stdout] test src/lib.rs - OptionGuard (line 135) ... ok [INFO] [stdout] test src/lib.rs - (line 11) ... ok [INFO] [stdout] test src/lib.rs - (line 34) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 99) stdout ---- [INFO] [stdout] error[E0599]: no method named `steal_mut` found for enum `std::option::Option` in the current scope [INFO] [stdout] --> src/lib.rs:103:7 [INFO] [stdout] | [INFO] [stdout] 6 | thing.steal_mut(); [INFO] [stdout] | ^^^^^^^^^ help: there is an associated function with a similar name: `iter_mut` [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 46) stdout ---- [INFO] [stdout] error[E0599]: no method named `steal` found for enum `std::option::Option<_>` in the current scope [INFO] [stdout] --> src/lib.rs:50:24 [INFO] [stdout] | [INFO] [stdout] 6 | let (guard, _) = thing.steal(); [INFO] [stdout] | ^^^^^ method not found in `std::option::Option<_>` [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - OptionGuard (line 168) stdout ---- [INFO] [stdout] error[E0599]: no method named `steal` found for enum `std::option::Option<_>` in the current scope [INFO] [stdout] --> src/lib.rs:172:24 [INFO] [stdout] | [INFO] [stdout] 6 | let (guard, _) = thing.steal(); [INFO] [stdout] | ^^^^^ method not found in `std::option::Option<_>` [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - OptionGuardMut (line 246) stdout ---- [INFO] [stdout] error[E0599]: no method named `steal_mut` found for enum `std::option::Option` in the current scope [INFO] [stdout] --> src/lib.rs:250:7 [INFO] [stdout] | [INFO] [stdout] 6 | thing.steal_mut(); [INFO] [stdout] | ^^^^^^^^^ help: there is an associated function with a similar name: `iter_mut` [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 46) [INFO] [stdout] src/lib.rs - (line 99) [INFO] [stdout] src/lib.rs - OptionGuard (line 168) [INFO] [stdout] src/lib.rs - OptionGuardMut (line 246) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 8 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "cc9b2867ac1eb94e25d966910971f4033eb24e81f4468483c58dc03aa8509fd4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc9b2867ac1eb94e25d966910971f4033eb24e81f4468483c58dc03aa8509fd4", kill_on_drop: false }` [INFO] [stdout] cc9b2867ac1eb94e25d966910971f4033eb24e81f4468483c58dc03aa8509fd4