[INFO] fetching crate romodoro 0.5.0...
[INFO] checking romodoro-0.5.0 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate romodoro 0.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate romodoro 0.5.0 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate romodoro 0.5.0
[INFO] finished tweaking crates.io crate romodoro 0.5.0
[INFO] tweaked toml for crates.io crate romodoro 0.5.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b56473dc3d8365b12ffd5fd3bcd1c4a856dcf598efbba1bd4fdda786543db679
[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" "b56473dc3d8365b12ffd5fd3bcd1c4a856dcf598efbba1bd4fdda786543db679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b56473dc3d8365b12ffd5fd3bcd1c4a856dcf598efbba1bd4fdda786543db679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b56473dc3d8365b12ffd5fd3bcd1c4a856dcf598efbba1bd4fdda786543db679", kill_on_drop: false }`
[INFO] [stdout] b56473dc3d8365b12ffd5fd3bcd1c4a856dcf598efbba1bd4fdda786543db679
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "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] 9f395b8cad239c7d175b3b0a3fa884b4ecb9e052cf87ac9a12aeef0ceb1a9007
[INFO] running `Command { std: "docker" "start" "-a" "9f395b8cad239c7d175b3b0a3fa884b4ecb9e052cf87ac9a12aeef0ceb1a9007", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking ctrlc v3.1.8
[INFO] [stderr]     Checking romodoro v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:225:55
[INFO] [stdout]     |
[INFO] [stdout] 225 | fn write_duration(dur: chrono::Duration, writer: &mut std::io::Write) {
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:225:55
[INFO] [stdout]     |
[INFO] [stdout] 225 | fn write_duration(dur: chrono::Duration, writer: &mut std::io::Write) {
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.30s
[INFO] running `Command { std: "docker" "inspect" "9f395b8cad239c7d175b3b0a3fa884b4ecb9e052cf87ac9a12aeef0ceb1a9007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f395b8cad239c7d175b3b0a3fa884b4ecb9e052cf87ac9a12aeef0ceb1a9007", kill_on_drop: false }`
[INFO] [stdout] 9f395b8cad239c7d175b3b0a3fa884b4ecb9e052cf87ac9a12aeef0ceb1a9007