[INFO] fetching crate proxy_cfg 0.4.0...
[INFO] checking proxy_cfg-0.4.0 against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] extracting crate proxy_cfg 0.4.0 into /workspace/builds/worker-52/source
[INFO] validating manifest of crates.io crate proxy_cfg 0.4.0 on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate proxy_cfg 0.4.0
[INFO] finished tweaking crates.io crate proxy_cfg 0.4.0
[INFO] tweaked toml for crates.io crate proxy_cfg 0.4.0 written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] crate crates.io crate proxy_cfg 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded system-configuration-sys v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dcca740192186b34635990e56455fffb858e0c833872ca41883c41cc0ffe5676
[INFO] running `Command { std: "docker" "start" "-a" "dcca740192186b34635990e56455fffb858e0c833872ca41883c41cc0ffe5676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcca740192186b34635990e56455fffb858e0c833872ca41883c41cc0ffe5676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcca740192186b34635990e56455fffb858e0c833872ca41883c41cc0ffe5676", kill_on_drop: false }`
[INFO] [stdout] dcca740192186b34635990e56455fffb858e0c833872ca41883c41cc0ffe5676
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cbba28589aa9ec7d28cbc79ad70dd332b199afcc121d41b5c84b0f97e1d900d
[INFO] running `Command { std: "docker" "start" "-a" "9cbba28589aa9ec7d28cbc79ad70dd332b199afcc121d41b5c84b0f97e1d900d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking proxy_cfg v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.75s
[INFO] running `Command { std: "docker" "inspect" "9cbba28589aa9ec7d28cbc79ad70dd332b199afcc121d41b5c84b0f97e1d900d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cbba28589aa9ec7d28cbc79ad70dd332b199afcc121d41b5c84b0f97e1d900d", kill_on_drop: false }`
[INFO] [stdout] 9cbba28589aa9ec7d28cbc79ad70dd332b199afcc121d41b5c84b0f97e1d900d