[INFO] fetching crate encoding-index-japanese 1.20141219.5...
[INFO] testing encoding-index-japanese-1.20141219.5 against 1.49.0 for beta-1.50-1
[INFO] extracting crate encoding-index-japanese 1.20141219.5 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate encoding-index-japanese 1.20141219.5 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate encoding-index-japanese 1.20141219.5
[INFO] removed path dependency encoding_index_tests from crates.io crate encoding-index-japanese 1.20141219.5
[INFO] finished tweaking crates.io crate encoding-index-japanese 1.20141219.5
[INFO] tweaked toml for crates.io crate encoding-index-japanese 1.20141219.5 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 914878f82d6f10d419913d79269e699c62eab96f5abea3328ae7f205a9998023
[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" "914878f82d6f10d419913d79269e699c62eab96f5abea3328ae7f205a9998023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "914878f82d6f10d419913d79269e699c62eab96f5abea3328ae7f205a9998023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "914878f82d6f10d419913d79269e699c62eab96f5abea3328ae7f205a9998023", kill_on_drop: false }`
[INFO] [stdout] 914878f82d6f10d419913d79269e699c62eab96f5abea3328ae7f205a9998023
[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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f08c1e4b1bb2a2001e5b4d35d5f1e3425eae93545b52df62d371f339ab9527d
[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" "1f08c1e4b1bb2a2001e5b4d35d5f1e3425eae93545b52df62d371f339ab9527d", kill_on_drop: false }`
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "1f08c1e4b1bb2a2001e5b4d35d5f1e3425eae93545b52df62d371f339ab9527d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f08c1e4b1bb2a2001e5b4d35d5f1e3425eae93545b52df62d371f339ab9527d", kill_on_drop: false }`
[INFO] [stdout] 1f08c1e4b1bb2a2001e5b4d35d5f1e3425eae93545b52df62d371f339ab9527d
[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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cd67db621790f3aab290cd36c7bd38b56a94a171d3c5913d900fa5eec3a4bc0
[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" "9cd67db621790f3aab290cd36c7bd38b56a94a171d3c5913d900fa5eec3a4bc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> lib.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![cfg_attr(test, feature(test))]
[INFO] [stdout]   |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `encoding-index-japanese`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "9cd67db621790f3aab290cd36c7bd38b56a94a171d3c5913d900fa5eec3a4bc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cd67db621790f3aab290cd36c7bd38b56a94a171d3c5913d900fa5eec3a4bc0", kill_on_drop: false }`
[INFO] [stdout] 9cd67db621790f3aab290cd36c7bd38b56a94a171d3c5913d900fa5eec3a4bc0