[INFO] cloning repository https://github.com/guewen/ramaze
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guewen/ramaze" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguewen%2Framaze", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguewen%2Framaze'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5bde863cbfc8cf2e4c4be2e589164a31b764d48d
[INFO] testing guewen/ramaze against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguewen%2Framaze" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/guewen/ramaze on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/guewen/ramaze
[INFO] finished tweaking git repo https://github.com/guewen/ramaze
[INFO] tweaked toml for git repo https://github.com/guewen/ramaze written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/guewen/ramaze already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: path `/workspace/builds/worker-3/source/src/ramaze.rs` was erroneously implicitly accepted for binary `ramaze`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fbcc8271d5be24215be053a545fadd8cafe31c4e627b8c5cd5f7349969991e35
[INFO] running `Command { std: "docker" "start" "-a" "fbcc8271d5be24215be053a545fadd8cafe31c4e627b8c5cd5f7349969991e35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbcc8271d5be24215be053a545fadd8cafe31c4e627b8c5cd5f7349969991e35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbcc8271d5be24215be053a545fadd8cafe31c4e627b8c5cd5f7349969991e35", kill_on_drop: false }`
[INFO] [stdout] fbcc8271d5be24215be053a545fadd8cafe31c4e627b8c5cd5f7349969991e35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bce8b0c4f68a66fbe5a437a6b6cdf769e8683aa97494f0aa2565724b1cc4e0de
[INFO] running `Command { std: "docker" "start" "-a" "bce8b0c4f68a66fbe5a437a6b6cdf769e8683aa97494f0aa2565724b1cc4e0de", kill_on_drop: false }`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/ramaze.rs` was erroneously implicitly accepted for binary `ramaze`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ramaze v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/ramaze.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(core)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/ramaze.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(hash)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'test'
[INFO] [stdout]  --> src/ramaze.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #50297 <https://github.com/rust-lang/rust/issues/50297> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ramaze` due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "bce8b0c4f68a66fbe5a437a6b6cdf769e8683aa97494f0aa2565724b1cc4e0de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bce8b0c4f68a66fbe5a437a6b6cdf769e8683aa97494f0aa2565724b1cc4e0de", kill_on_drop: false }`
[INFO] [stdout] bce8b0c4f68a66fbe5a437a6b6cdf769e8683aa97494f0aa2565724b1cc4e0de