[INFO] fetching crate url-prefix 2.0.3...
[INFO] checking url-prefix-2.0.3 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate url-prefix 2.0.3 into /workspace/builds/worker-78/source
[INFO] validating manifest of crates.io crate url-prefix 2.0.3 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate url-prefix 2.0.3
[INFO] finished tweaking crates.io crate url-prefix 2.0.3
[INFO] tweaked toml for crates.io crate url-prefix 2.0.3 written to /workspace/builds/worker-78/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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 concat-with v0.2.6
[INFO] [stderr]   Downloaded cow-utils v0.1.2
[INFO] [stderr]   Downloaded slash-formatter v3.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a9b278a283c77665eed777f5331a472f73ba070552b883bf54826a000c20cf4
[INFO] running `Command { std: "docker" "start" "-a" "7a9b278a283c77665eed777f5331a472f73ba070552b883bf54826a000c20cf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a9b278a283c77665eed777f5331a472f73ba070552b883bf54826a000c20cf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a9b278a283c77665eed777f5331a472f73ba070552b883bf54826a000c20cf4", kill_on_drop: false }`
[INFO] [stdout] 7a9b278a283c77665eed777f5331a472f73ba070552b883bf54826a000c20cf4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 497b0355508db17e7096d87cad9268ee0f187ee85739c51a34790edec1409e89
[INFO] running `Command { std: "docker" "start" "-a" "497b0355508db17e7096d87cad9268ee0f187ee85739c51a34790edec1409e89", kill_on_drop: false }`
[INFO] [stderr]    Compiling slash-formatter v3.1.2
[INFO] [stderr]     Checking concat-with v0.2.6
[INFO] [stderr]     Checking cow-utils v0.1.2
[INFO] [stderr]     Checking url-prefix v2.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "497b0355508db17e7096d87cad9268ee0f187ee85739c51a34790edec1409e89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "497b0355508db17e7096d87cad9268ee0f187ee85739c51a34790edec1409e89", kill_on_drop: false }`
[INFO] [stdout] 497b0355508db17e7096d87cad9268ee0f187ee85739c51a34790edec1409e89