[INFO] fetching crate error-utils 0.1.4...
[INFO] checking error-utils-0.1.4 against try#fafe42c59556a4233f03dd0d900b575a9afeece8 for pr-143764
[INFO] extracting crate error-utils 0.1.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate error-utils 0.1.4
[INFO] finished tweaking crates.io crate error-utils 0.1.4
[INFO] tweaked toml for crates.io crate error-utils 0.1.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate error-utils 0.1.4 on toolchain fafe42c59556a4233f03dd0d900b575a9afeece8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate error-utils 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "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 error-utils-derive v0.1.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2163531decd3c55be716b3b555fc73f2790c453db2912018e91f34948879f373
[INFO] running `Command { std: "docker" "start" "-a" "2163531decd3c55be716b3b555fc73f2790c453db2912018e91f34948879f373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2163531decd3c55be716b3b555fc73f2790c453db2912018e91f34948879f373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2163531decd3c55be716b3b555fc73f2790c453db2912018e91f34948879f373", kill_on_drop: false }`
[INFO] [stdout] 2163531decd3c55be716b3b555fc73f2790c453db2912018e91f34948879f373
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b401c736bd114ebb91a55b52a4c6985c8ea05fe5f8d0756a1db9bfa53da923ef
[INFO] running `Command { std: "docker" "start" "-a" "b401c736bd114ebb91a55b52a4c6985c8ea05fe5f8d0756a1db9bfa53da923ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.41
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling serde v1.0.140
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]    Compiling error-utils-derive v0.1.3
[INFO] [stderr]     Checking error-utils v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.77s
[INFO] running `Command { std: "docker" "inspect" "b401c736bd114ebb91a55b52a4c6985c8ea05fe5f8d0756a1db9bfa53da923ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b401c736bd114ebb91a55b52a4c6985c8ea05fe5f8d0756a1db9bfa53da923ef", kill_on_drop: false }`
[INFO] [stdout] b401c736bd114ebb91a55b52a4c6985c8ea05fe5f8d0756a1db9bfa53da923ef