[INFO] cloning repository https://github.com/mjarkk/general_programming_language
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mjarkk/general_programming_language" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjarkk%2Fgeneral_programming_language", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjarkk%2Fgeneral_programming_language'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3e32721f087fb8abac93bff443d74218e1647daf
[INFO] checking mjarkk/general_programming_language against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjarkk%2Fgeneral_programming_language" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mjarkk/general_programming_language on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mjarkk/general_programming_language
[INFO] finished tweaking git repo https://github.com/mjarkk/general_programming_language
[INFO] tweaked toml for git repo https://github.com/mjarkk/general_programming_language written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/mjarkk/general_programming_language already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b3600ed6b4ccfafc70336eb4d711e91b695e944aed4bf420eef00506223610d
[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" "0b3600ed6b4ccfafc70336eb4d711e91b695e944aed4bf420eef00506223610d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b3600ed6b4ccfafc70336eb4d711e91b695e944aed4bf420eef00506223610d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b3600ed6b4ccfafc70336eb4d711e91b695e944aed4bf420eef00506223610d", kill_on_drop: false }`
[INFO] [stdout] 0b3600ed6b4ccfafc70336eb4d711e91b695e944aed4bf420eef00506223610d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9eb3d9534095aca6c5bf3a43645042bca39e61ce1db90f05a9a52d66bb684632
[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" "9eb3d9534095aca6c5bf3a43645042bca39e61ce1db90f05a9a52d66bb684632", kill_on_drop: false }`
[INFO] [stderr]     Checking gpl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Enum`
[INFO] [stdout]   --> src/lib/statics.rs:62:3
[INFO] [stdout]    |
[INFO] [stdout] 62 |   Enum,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Type`
[INFO] [stdout]   --> src/lib/statics.rs:63:3
[INFO] [stdout]    |
[INFO] [stdout] 63 |   Type,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Struct`
[INFO] [stdout]   --> src/lib/statics.rs:68:3
[INFO] [stdout]    |
[INFO] [stdout] 68 |   Struct,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Continue`
[INFO] [stdout]   --> src/lib/statics.rs:69:3
[INFO] [stdout]    |
[INFO] [stdout] 69 |   Continue,
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Enum`
[INFO] [stdout]   --> src/lib/statics.rs:62:3
[INFO] [stdout]    |
[INFO] [stdout] 62 |   Enum,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Type`
[INFO] [stdout]   --> src/lib/statics.rs:63:3
[INFO] [stdout]    |
[INFO] [stdout] 63 |   Type,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Struct`
[INFO] [stdout]   --> src/lib/statics.rs:68:3
[INFO] [stdout]    |
[INFO] [stdout] 68 |   Struct,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Continue`
[INFO] [stdout]   --> src/lib/statics.rs:69:3
[INFO] [stdout]    |
[INFO] [stdout] 69 |   Continue,
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "9eb3d9534095aca6c5bf3a43645042bca39e61ce1db90f05a9a52d66bb684632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eb3d9534095aca6c5bf3a43645042bca39e61ce1db90f05a9a52d66bb684632", kill_on_drop: false }`
[INFO] [stdout] 9eb3d9534095aca6c5bf3a43645042bca39e61ce1db90f05a9a52d66bb684632