[INFO] crate tailed 0.0.1 is already in cache [INFO] testing tailed-0.0.1 against beta-2020-07-24 for beta-1.46-1 [INFO] extracting crate tailed 0.0.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate tailed 0.0.1 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 tailed 0.0.1 [INFO] finished tweaking crates.io crate tailed 0.0.1 [INFO] tweaked toml for crates.io crate tailed 0.0.1 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] a4f2e14b1abbf96680275d7472a0e30ed8ad7c253c8dd111acafbec6ca0aa2d2 [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" "a4f2e14b1abbf96680275d7472a0e30ed8ad7c253c8dd111acafbec6ca0aa2d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a4f2e14b1abbf96680275d7472a0e30ed8ad7c253c8dd111acafbec6ca0aa2d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4f2e14b1abbf96680275d7472a0e30ed8ad7c253c8dd111acafbec6ca0aa2d2", kill_on_drop: false }` [INFO] [stdout] a4f2e14b1abbf96680275d7472a0e30ed8ad7c253c8dd111acafbec6ca0aa2d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 8fcad1a2fd4d717f8ab58307f855b5fd44637715038becb2d53833e8a2e82179 [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" "8fcad1a2fd4d717f8ab58307f855b5fd44637715038becb2d53833e8a2e82179", kill_on_drop: false }` [INFO] [stderr] Compiling tailed v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.21s [INFO] running `Command { std: "docker" "inspect" "8fcad1a2fd4d717f8ab58307f855b5fd44637715038becb2d53833e8a2e82179", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8fcad1a2fd4d717f8ab58307f855b5fd44637715038becb2d53833e8a2e82179", kill_on_drop: false }` [INFO] [stdout] 8fcad1a2fd4d717f8ab58307f855b5fd44637715038becb2d53833e8a2e82179 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 1175119fa0a603ed3b36bba03bee45a361c71e34c36e6aaeebe4e6fef7060479 [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" "1175119fa0a603ed3b36bba03bee45a361c71e34c36e6aaeebe4e6fef7060479", kill_on_drop: false }` [INFO] [stderr] Compiling tailed v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.71s [INFO] running `Command { std: "docker" "inspect" "1175119fa0a603ed3b36bba03bee45a361c71e34c36e6aaeebe4e6fef7060479", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1175119fa0a603ed3b36bba03bee45a361c71e34c36e6aaeebe4e6fef7060479", kill_on_drop: false }` [INFO] [stdout] 1175119fa0a603ed3b36bba03bee45a361c71e34c36e6aaeebe4e6fef7060479 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 61ba0f1d06596cec8f155ea13ced127867a41e1abd7ddf1b358c485029dd6923 [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" "61ba0f1d06596cec8f155ea13ced127867a41e1abd7ddf1b358c485029dd6923", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/tailed-38f0c517c4e1cf71 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests tailed [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test src/lib.rs - Tailed, [u8]>::from_bytes_with_length (line 149) ... FAILED [INFO] [stdout] test src/lib.rs - Tailed, [u8]>::from_bytes (line 110) ... FAILED [INFO] [stdout] test src/lib.rs - Tailed::from_raw_parts (line 57) ... ok [INFO] [stdout] test src/lib.rs - Tailed, [u8]>::assume_init (line 234) ... ok [INFO] [stdout] test src/lib.rs - Tailed::from_raw_parts_mut (line 84) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - Tailed, [u8]>::from_bytes_with_length (line 149) stdout ---- [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:148:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(maybe_uninit_extra)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - Tailed, [u8]>::from_bytes (line 110) stdout ---- [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:109:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(maybe_uninit_extra)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - Tailed, [u8]>::from_bytes (line 110) [INFO] [stdout] src/lib.rs - Tailed, [u8]>::from_bytes_with_length (line 149) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 3 passed; 2 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" "61ba0f1d06596cec8f155ea13ced127867a41e1abd7ddf1b358c485029dd6923", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61ba0f1d06596cec8f155ea13ced127867a41e1abd7ddf1b358c485029dd6923", kill_on_drop: false }` [INFO] [stdout] 61ba0f1d06596cec8f155ea13ced127867a41e1abd7ddf1b358c485029dd6923