[INFO] fetching crate jcers 0.1.2...
[INFO] checking jcers-0.1.2 against master#a83f933a9da258cf037e3cab37cd486bfd861a7d for pr-125384-1
[INFO] extracting crate jcers 0.1.2 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate jcers 0.1.2 on toolchain a83f933a9da258cf037e3cab37cd486bfd861a7d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jcers 0.1.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate jcers 0.1.2
[INFO] tweaked toml for crates.io crate jcers 0.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate jcers 0.1.2 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" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jcers_proc v0.1.0
[INFO] [stderr]   Downloaded syn v1.0.96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b125f5ab72a2c4848a6c9d6a7ab134406e2fc69956c3a94cf2bc4aad6c9e1a65
[INFO] running `Command { std: "docker" "start" "-a" "b125f5ab72a2c4848a6c9d6a7ab134406e2fc69956c3a94cf2bc4aad6c9e1a65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b125f5ab72a2c4848a6c9d6a7ab134406e2fc69956c3a94cf2bc4aad6c9e1a65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b125f5ab72a2c4848a6c9d6a7ab134406e2fc69956c3a94cf2bc4aad6c9e1a65", kill_on_drop: false }`
[INFO] [stdout] b125f5ab72a2c4848a6c9d6a7ab134406e2fc69956c3a94cf2bc4aad6c9e1a65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53607e52ca6ebecfabbb57f8e0c577fce41e55c978d7708cc6bb77b8632fb89a
[INFO] running `Command { std: "docker" "start" "-a" "53607e52ca6ebecfabbb57f8e0c577fce41e55c978d7708cc6bb77b8632fb89a", kill_on_drop: false }`
[INFO] [stderr]     Checking jcers v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "53607e52ca6ebecfabbb57f8e0c577fce41e55c978d7708cc6bb77b8632fb89a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53607e52ca6ebecfabbb57f8e0c577fce41e55c978d7708cc6bb77b8632fb89a", kill_on_drop: false }`
[INFO] [stdout] 53607e52ca6ebecfabbb57f8e0c577fce41e55c978d7708cc6bb77b8632fb89a