[INFO] fetching crate conjure-error 5.0.0-rc4...
[INFO] checking conjure-error-5.0.0-rc4 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate conjure-error 5.0.0-rc4 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate conjure-error 5.0.0-rc4
[INFO] finished tweaking crates.io crate conjure-error 5.0.0-rc4
[INFO] tweaked toml for crates.io crate conjure-error 5.0.0-rc4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate conjure-error 5.0.0-rc4 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate conjure-error 5.0.0-rc4 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb5a072c73a90dd1ce58ff6b6dffb5d2c368f52610e31c5d54f77ddb69b25190
[INFO] running `Command { std: "docker" "start" "-a" "cb5a072c73a90dd1ce58ff6b6dffb5d2c368f52610e31c5d54f77ddb69b25190", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb5a072c73a90dd1ce58ff6b6dffb5d2c368f52610e31c5d54f77ddb69b25190", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb5a072c73a90dd1ce58ff6b6dffb5d2c368f52610e31c5d54f77ddb69b25190", kill_on_drop: false }`
[INFO] [stdout] cb5a072c73a90dd1ce58ff6b6dffb5d2c368f52610e31c5d54f77ddb69b25190
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95a930c7a79a693ed5856e292498009e2c49044542deb250cf1ed47f2a298731
[INFO] running `Command { std: "docker" "start" "-a" "95a930c7a79a693ed5856e292498009e2c49044542deb250cf1ed47f2a298731", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking iana-time-zone v0.1.63
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling structmeta-derive v0.3.0
[INFO] [stderr]    Compiling enum-ordinalize-derive v4.3.1
[INFO] [stderr]    Compiling enum-ordinalize v4.3.0
[INFO] [stderr]    Compiling educe v0.5.11
[INFO] [stderr]    Compiling structmeta v0.3.0
[INFO] [stderr]    Compiling staged-builder-internals v0.2.0
[INFO] [stderr]     Checking staged-builder v0.2.0
[INFO] [stderr]     Checking ordered-float v5.0.0
[INFO] [stderr]     Checking uuid v1.18.0
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking conjure-object v5.0.0-rc4
[INFO] [stderr]     Checking conjure-error v5.0.0-rc4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.25s
[INFO] running `Command { std: "docker" "inspect" "95a930c7a79a693ed5856e292498009e2c49044542deb250cf1ed47f2a298731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95a930c7a79a693ed5856e292498009e2c49044542deb250cf1ed47f2a298731", kill_on_drop: false }`
[INFO] [stdout] 95a930c7a79a693ed5856e292498009e2c49044542deb250cf1ed47f2a298731