[INFO] cloning repository https://github.com/erochest/cmd-handler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/erochest/cmd-handler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferochest%2Fcmd-handler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferochest%2Fcmd-handler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 56545aba3f997dcfac3dd36e7966ca792c2463ff
[INFO] checking erochest/cmd-handler against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferochest%2Fcmd-handler" "/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/erochest/cmd-handler on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/erochest/cmd-handler
[INFO] finished tweaking git repo https://github.com/erochest/cmd-handler
[INFO] tweaked toml for git repo https://github.com/erochest/cmd-handler written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c51224e59a771eaec4b9a2cc67c50ee29b4d270e2b48480daf9fb43524fafa2d
[INFO] running `Command { std: "docker" "start" "-a" "c51224e59a771eaec4b9a2cc67c50ee29b4d270e2b48480daf9fb43524fafa2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c51224e59a771eaec4b9a2cc67c50ee29b4d270e2b48480daf9fb43524fafa2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c51224e59a771eaec4b9a2cc67c50ee29b4d270e2b48480daf9fb43524fafa2d", kill_on_drop: false }`
[INFO] [stdout] c51224e59a771eaec4b9a2cc67c50ee29b4d270e2b48480daf9fb43524fafa2d
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b60b5f9864f60b5e10b98d6233d489d6b60450c04c58ecfbc7c6a3ed8c5dfe9a
[INFO] running `Command { std: "docker" "start" "-a" "b60b5f9864f60b5e10b98d6233d489d6b60450c04c58ecfbc7c6a3ed8c5dfe9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking bitflags v1.3.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking cmd-handler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.22s
[INFO] [stdout] warning: variant is never constructed: `FooError`
[INFO] [stdout]  --> examples/simple/actions.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     FooError,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BarError`
[INFO] [stdout]   --> examples/simple/actions.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     BarError,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b60b5f9864f60b5e10b98d6233d489d6b60450c04c58ecfbc7c6a3ed8c5dfe9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b60b5f9864f60b5e10b98d6233d489d6b60450c04c58ecfbc7c6a3ed8c5dfe9a", kill_on_drop: false }`
[INFO] [stdout] b60b5f9864f60b5e10b98d6233d489d6b60450c04c58ecfbc7c6a3ed8c5dfe9a