[INFO] fetching crate yareio 0.1.1...
[INFO] checking yareio-0.1.1 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate yareio 0.1.1 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate yareio 0.1.1 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 crates.io crate yareio 0.1.1
[INFO] finished tweaking crates.io crate yareio 0.1.1
[INFO] tweaked toml for crates.io crate yareio 0.1.1 written to /workspace/builds/worker-19/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 548f5d0b6956fe96c99e6194271a33d9f481d618be2d7b637a25f15ff0e50958
[INFO] running `Command { std: "docker" "start" "-a" "548f5d0b6956fe96c99e6194271a33d9f481d618be2d7b637a25f15ff0e50958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "548f5d0b6956fe96c99e6194271a33d9f481d618be2d7b637a25f15ff0e50958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "548f5d0b6956fe96c99e6194271a33d9f481d618be2d7b637a25f15ff0e50958", kill_on_drop: false }`
[INFO] [stdout] 548f5d0b6956fe96c99e6194271a33d9f481d618be2d7b637a25f15ff0e50958
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 604bdc5fea908e38d195ea23f8c71ce946400d6f34c6e359c5eb32bd22ea9c06
[INFO] running `Command { std: "docker" "start" "-a" "604bdc5fea908e38d195ea23f8c71ce946400d6f34c6e359c5eb32bd22ea9c06", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking yareio v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "604bdc5fea908e38d195ea23f8c71ce946400d6f34c6e359c5eb32bd22ea9c06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "604bdc5fea908e38d195ea23f8c71ce946400d6f34c6e359c5eb32bd22ea9c06", kill_on_drop: false }`
[INFO] [stdout] 604bdc5fea908e38d195ea23f8c71ce946400d6f34c6e359c5eb32bd22ea9c06