[INFO] cloning repository https://github.com/olanod/domodoro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/olanod/domodoro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folanod%2Fdomodoro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folanod%2Fdomodoro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1d936f629bada4266b61030027d4eba3514b7a45
[INFO] checking olanod/domodoro against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folanod%2Fdomodoro" "/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/olanod/domodoro on toolchain 81275a1445c7502a974118e0c69b795ab60be991
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/olanod/domodoro
[INFO] finished tweaking git repo https://github.com/olanod/domodoro
[INFO] tweaked toml for git repo https://github.com/olanod/domodoro written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/olanod/domodoro already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.55
[INFO] [stderr]   Downloaded serde v1.0.55
[INFO] [stderr]   Downloaded syn v0.13.10
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a63840e5db7f802611ae43ce17e872d6c90a9b016da599c4b3332d42a5d4a67
[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" "1a63840e5db7f802611ae43ce17e872d6c90a9b016da599c4b3332d42a5d4a67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a63840e5db7f802611ae43ce17e872d6c90a9b016da599c4b3332d42a5d4a67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a63840e5db7f802611ae43ce17e872d6c90a9b016da599c4b3332d42a5d4a67", kill_on_drop: false }`
[INFO] [stdout] 1a63840e5db7f802611ae43ce17e872d6c90a9b016da599c4b3332d42a5d4a67
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "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] d61f4b61e27cb49bcc22d9a90b92719e3d72f2ef79de0ccb87f1449be460bae7
[INFO] running `Command { std: "docker" "start" "-a" "d61f4b61e27cb49bcc22d9a90b92719e3d72f2ef79de0ccb87f1449be460bae7", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking serde v1.0.55
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.0
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]    Compiling syn v0.13.10
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]    Compiling serde_derive v1.0.55
[INFO] [stderr]     Checking docopt v1.0.0
[INFO] [stderr]     Checking domodoro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Stop`
[INFO] [stdout]  --> src/domodoro.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Stop,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Stop`
[INFO] [stdout]  --> src/domodoro.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Stop,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.59s
[INFO] running `Command { std: "docker" "inspect" "d61f4b61e27cb49bcc22d9a90b92719e3d72f2ef79de0ccb87f1449be460bae7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d61f4b61e27cb49bcc22d9a90b92719e3d72f2ef79de0ccb87f1449be460bae7", kill_on_drop: false }`
[INFO] [stdout] d61f4b61e27cb49bcc22d9a90b92719e3d72f2ef79de0ccb87f1449be460bae7