[INFO] fetching crate ergo_fs 0.2.0...
[INFO] checking ergo_fs-0.2.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate ergo_fs 0.2.0 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate ergo_fs 0.2.0 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ergo_fs 0.2.0
[INFO] finished tweaking crates.io crate ergo_fs 0.2.0
[INFO] tweaked toml for crates.io crate ergo_fs 0.2.0 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f86892c37f2399d9b46c37f77613294249d210e937516404271486fcd778b49
[INFO] running `Command { std: "docker" "start" "-a" "1f86892c37f2399d9b46c37f77613294249d210e937516404271486fcd778b49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f86892c37f2399d9b46c37f77613294249d210e937516404271486fcd778b49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f86892c37f2399d9b46c37f77613294249d210e937516404271486fcd778b49", kill_on_drop: false }`
[INFO] [stdout] 1f86892c37f2399d9b46c37f77613294249d210e937516404271486fcd778b49
[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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37f316c7d42d10b6d1e34e1f18f89903aa54cec45383c9061e403ec07c05af80
[INFO] running `Command { std: "docker" "start" "-a" "37f316c7d42d10b6d1e34e1f18f89903aa54cec45383c9061e403ec07c05af80", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking std_prelude v0.2.12
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking filetime v0.2.15
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking tar v0.4.37
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking shellexpand v1.1.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking stfu8 v0.2.4
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]     Checking path_abs v0.4.1
[INFO] [stderr]     Checking ergo_fs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.45s
[INFO] running `Command { std: "docker" "inspect" "37f316c7d42d10b6d1e34e1f18f89903aa54cec45383c9061e403ec07c05af80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37f316c7d42d10b6d1e34e1f18f89903aa54cec45383c9061e403ec07c05af80", kill_on_drop: false }`
[INFO] [stdout] 37f316c7d42d10b6d1e34e1f18f89903aa54cec45383c9061e403ec07c05af80