[INFO] fetching crate encoding-next-index-singlebyte 1.20180106.0...
[INFO] testing encoding-next-index-singlebyte-1.20180106.0 against 1.69.0 for beta-1.70-1
[INFO] extracting crate encoding-next-index-singlebyte 1.20180106.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate encoding-next-index-singlebyte 1.20180106.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate encoding-next-index-singlebyte 1.20180106.0
[INFO] finished tweaking crates.io crate encoding-next-index-singlebyte 1.20180106.0
[INFO] tweaked toml for crates.io crate encoding-next-index-singlebyte 1.20180106.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded encoding-next_index_tests v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ee9a313c1dd7c50b62a7c78d3356e0ded90ec6c2389ef5c00313484dfd07919
[INFO] running `Command { std: "docker" "start" "-a" "3ee9a313c1dd7c50b62a7c78d3356e0ded90ec6c2389ef5c00313484dfd07919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ee9a313c1dd7c50b62a7c78d3356e0ded90ec6c2389ef5c00313484dfd07919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ee9a313c1dd7c50b62a7c78d3356e0ded90ec6c2389ef5c00313484dfd07919", kill_on_drop: false }`
[INFO] [stdout] 3ee9a313c1dd7c50b62a7c78d3356e0ded90ec6c2389ef5c00313484dfd07919
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a578be12b46e053a4ed41a2278f2f084db1c90041a55adde66c5c5b3a427059
[INFO] running `Command { std: "docker" "start" "-a" "5a578be12b46e053a4ed41a2278f2f084db1c90041a55adde66c5c5b3a427059", kill_on_drop: false }`
[INFO] [stderr]    Compiling encoding-next-index-singlebyte v1.20180106.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "5a578be12b46e053a4ed41a2278f2f084db1c90041a55adde66c5c5b3a427059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a578be12b46e053a4ed41a2278f2f084db1c90041a55adde66c5c5b3a427059", kill_on_drop: false }`
[INFO] [stdout] 5a578be12b46e053a4ed41a2278f2f084db1c90041a55adde66c5c5b3a427059
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41a4b109f9dfdc03b6e15ed35cada2e0aed1544c5bc4d63108c97411b4ec2247
[INFO] running `Command { std: "docker" "start" "-a" "41a4b109f9dfdc03b6e15ed35cada2e0aed1544c5bc4d63108c97411b4ec2247", kill_on_drop: false }`
[INFO] [stderr]    Compiling encoding-next_index_tests v0.1.5
[INFO] [stderr]    Compiling encoding-next-index-singlebyte v1.20180106.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> lib.rs:9:27
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![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-next-index-singlebyte` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "41a4b109f9dfdc03b6e15ed35cada2e0aed1544c5bc4d63108c97411b4ec2247", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41a4b109f9dfdc03b6e15ed35cada2e0aed1544c5bc4d63108c97411b4ec2247", kill_on_drop: false }`
[INFO] [stdout] 41a4b109f9dfdc03b6e15ed35cada2e0aed1544c5bc4d63108c97411b4ec2247
