[INFO] cloning repository https://github.com/ranmaru22/minirc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ranmaru22/minirc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Franmaru22%2Fminirc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Franmaru22%2Fminirc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cbb352f49fb87442147a3781dcc963ea5a380acc
[INFO] checking ranmaru22/minirc against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Franmaru22%2Fminirc" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ranmaru22/minirc on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ranmaru22/minirc
[INFO] finished tweaking git repo https://github.com/ranmaru22/minirc
[INFO] tweaked toml for git repo https://github.com/ranmaru22/minirc written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ranmaru22/minirc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70fc21687b8d2ec99f851146e12e24a447ab4e2caae84f563e019f9faa9eb6b8
[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" "70fc21687b8d2ec99f851146e12e24a447ab4e2caae84f563e019f9faa9eb6b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70fc21687b8d2ec99f851146e12e24a447ab4e2caae84f563e019f9faa9eb6b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70fc21687b8d2ec99f851146e12e24a447ab4e2caae84f563e019f9faa9eb6b8", kill_on_drop: false }`
[INFO] [stdout] 70fc21687b8d2ec99f851146e12e24a447ab4e2caae84f563e019f9faa9eb6b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c5a8a1829592a3cba3e2e02f96e34c19b57c0cf9c286e4f4bfa9587f86c91cf3
[INFO] running `Command { std: "docker" "start" "-a" "c5a8a1829592a3cba3e2e02f96e34c19b57c0cf9c286e4f4bfa9587f86c91cf3", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking argparse v0.2.2
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]     Checking pancurses v0.16.1
[INFO] [stderr]     Checking minirc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no variant or associated item named `from_str` found for enum `libminirc::command::Command<'_>` in the current scope
[INFO] [stdout]  --> tests/command_test.rs:8:25
[INFO] [stdout]   |
[INFO] [stdout] 8 |     assert_eq!(Command::from_str(test_str), expected);
[INFO] [stdout]   |                         ^^^^^^^^ variant or associated item not found in `libminirc::command::Command<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `from_str` found for enum `libminirc::command::Command<'_>` in the current scope
[INFO] [stdout]   --> tests/command_test.rs:17:25
[INFO] [stdout]    |
[INFO] [stdout] 17 |     assert_eq!(Command::from_str(test_str), expected);
[INFO] [stdout]    |                         ^^^^^^^^ variant or associated item not found in `libminirc::command::Command<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `from_str` found for enum `libminirc::command::Command<'_>` in the current scope
[INFO] [stdout]   --> tests/command_test.rs:26:25
[INFO] [stdout]    |
[INFO] [stdout] 26 |     assert_eq!(Command::from_str(test_str), expected);
[INFO] [stdout]    |                         ^^^^^^^^ variant or associated item not found in `libminirc::command::Command<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `from_str` found for enum `libminirc::command::Command<'_>` in the current scope
[INFO] [stdout]   --> tests/command_test.rs:35:25
[INFO] [stdout]    |
[INFO] [stdout] 35 |     assert_eq!(Command::from_str(test_str), expected);
[INFO] [stdout]    |                         ^^^^^^^^ variant or associated item not found in `libminirc::command::Command<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `minirc`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "c5a8a1829592a3cba3e2e02f96e34c19b57c0cf9c286e4f4bfa9587f86c91cf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5a8a1829592a3cba3e2e02f96e34c19b57c0cf9c286e4f4bfa9587f86c91cf3", kill_on_drop: false }`
[INFO] [stdout] c5a8a1829592a3cba3e2e02f96e34c19b57c0cf9c286e4f4bfa9587f86c91cf3