[INFO] fetching crate cfg 0.8.0...
[INFO] checking cfg-0.8.0 against master#a83f933a9da258cf037e3cab37cd486bfd861a7d for pr-125384-1
[INFO] extracting crate cfg 0.8.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate cfg 0.8.0 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 cfg 0.8.0
[INFO] finished tweaking crates.io crate cfg 0.8.0
[INFO] tweaked toml for crates.io crate cfg 0.8.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 52 packages to latest compatible versions
[INFO] [stderr]       Adding bit-matrix v0.6.1 (latest: v0.7.1)
[INFO] [stderr]       Adding env_logger v0.10.2 (latest: v0.11.3)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded num-complex v0.4.6
[INFO] [stderr]   Downloaded rpds v1.1.0
[INFO] [stderr]   Downloaded bit-matrix v0.6.1
[INFO] [stderr]   Downloaded num v0.4.3
[INFO] [stderr]   Downloaded optional v0.5.0
[INFO] [stderr]   Downloaded archery v1.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] dca3dd7f1d1f65c0968c89debde6f421b37752495b4dcbe201651601461a852e
[INFO] running `Command { std: "docker" "start" "-a" "dca3dd7f1d1f65c0968c89debde6f421b37752495b4dcbe201651601461a852e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dca3dd7f1d1f65c0968c89debde6f421b37752495b4dcbe201651601461a852e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dca3dd7f1d1f65c0968c89debde6f421b37752495b4dcbe201651601461a852e", kill_on_drop: false }`
[INFO] [stdout] dca3dd7f1d1f65c0968c89debde6f421b37752495b4dcbe201651601461a852e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 4d89bc1dfbdde4f6e11ed094c7b845c36eaa6bd7b3fea26e3e3b3442ea1f5cae
[INFO] running `Command { std: "docker" "start" "-a" "4d89bc1dfbdde4f6e11ed094c7b845c36eaa6bd7b3fea26e3e3b3442ea1f5cae", kill_on_drop: false }`
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking optional v0.5.0
[INFO] [stderr]     Checking bit-matrix v0.6.1
[INFO] [stderr]     Checking cfg v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "4d89bc1dfbdde4f6e11ed094c7b845c36eaa6bd7b3fea26e3e3b3442ea1f5cae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d89bc1dfbdde4f6e11ed094c7b845c36eaa6bd7b3fea26e3e3b3442ea1f5cae", kill_on_drop: false }`
[INFO] [stdout] 4d89bc1dfbdde4f6e11ed094c7b845c36eaa6bd7b3fea26e3e3b3442ea1f5cae