[INFO] cloning repository https://github.com/vivian/picoserve
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vivian/picoserve" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvivian%2Fpicoserve", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvivian%2Fpicoserve'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 897571a1c8ef39a9eb19bec221e9718f4e194d1f
[INFO] checking vivian/picoserve against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvivian%2Fpicoserve" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vivian/picoserve on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vivian/picoserve
[INFO] finished tweaking git repo https://github.com/vivian/picoserve
[INFO] tweaked toml for git repo https://github.com/vivian/picoserve written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/vivian/picoserve already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d7780df3037b4088160f89730db0f7f597cfa60d98fe246c96a8f666c87a0c1
[INFO] running `Command { std: "docker" "start" "-a" "1d7780df3037b4088160f89730db0f7f597cfa60d98fe246c96a8f666c87a0c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d7780df3037b4088160f89730db0f7f597cfa60d98fe246c96a8f666c87a0c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d7780df3037b4088160f89730db0f7f597cfa60d98fe246c96a8f666c87a0c1", kill_on_drop: false }`
[INFO] [stdout] 1d7780df3037b4088160f89730db0f7f597cfa60d98fe246c96a8f666c87a0c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4a1cd3ab5d3f83d805c9c83478948159b56a7a5e981298e65839b64fc59a4ef
[INFO] running `Command { std: "docker" "start" "-a" "a4a1cd3ab5d3f83d805c9c83478948159b56a7a5e981298e65839b64fc59a4ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling fsio v0.1.3
[INFO] [stderr]    Compiling nias v0.5.0
[INFO] [stderr]     Checking picoserve v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stdout] warning: unknown lint: `disjoint_capture_drop_reorder`
[INFO] [stdout]   --> src/main.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     disjoint_capture_drop_reorder,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking envmnt v0.8.4
[INFO] [stderr]     Checking ci_info v0.10.2
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]    Compiling rusty-hook v0.11.2
[INFO] [stdout] warning: unknown lint: `disjoint_capture_drop_reorder`
[INFO] [stdout]   --> src/main.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     disjoint_capture_drop_reorder,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unknown_lints)]` 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 10.46s
[INFO] running `Command { std: "docker" "inspect" "a4a1cd3ab5d3f83d805c9c83478948159b56a7a5e981298e65839b64fc59a4ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4a1cd3ab5d3f83d805c9c83478948159b56a7a5e981298e65839b64fc59a4ef", kill_on_drop: false }`
[INFO] [stdout] a4a1cd3ab5d3f83d805c9c83478948159b56a7a5e981298e65839b64fc59a4ef