[INFO] fetching crate arc-swap 1.7.1...
[INFO] checking arc-swap-1.7.1 against try#da25749bf5e6ba5ed862ff361c19afff2a986b2d for pr-132712
[INFO] extracting crate arc-swap 1.7.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate arc-swap 1.7.1 on toolchain da25749bf5e6ba5ed862ff361c19afff2a986b2d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da25749bf5e6ba5ed862ff361c19afff2a986b2d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arc-swap 1.7.1
[INFO] finished tweaking crates.io crate arc-swap 1.7.1
[INFO] tweaked toml for crates.io crate arc-swap 1.7.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da25749bf5e6ba5ed862ff361c19afff2a986b2d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 106 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.12.1 (available: v0.13.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da25749bf5e6ba5ed862ff361c19afff2a986b2d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+da25749bf5e6ba5ed862ff361c19afff2a986b2d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48434bb1dd2dc2a81d2e95256964678dd9de056da5caccad139dbd2a496f736d
[INFO] running `Command { std: "docker" "start" "-a" "48434bb1dd2dc2a81d2e95256964678dd9de056da5caccad139dbd2a496f736d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48434bb1dd2dc2a81d2e95256964678dd9de056da5caccad139dbd2a496f736d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48434bb1dd2dc2a81d2e95256964678dd9de056da5caccad139dbd2a496f736d", kill_on_drop: false }`
[INFO] [stdout] 48434bb1dd2dc2a81d2e95256964678dd9de056da5caccad139dbd2a496f736d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+da25749bf5e6ba5ed862ff361c19afff2a986b2d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8634cb56ff806fa8c8a9c41a6c14fcc21faddd77cb8f2a70a1f228d552b3b6b
[INFO] running `Command { std: "docker" "start" "-a" "d8634cb56ff806fa8c8a9c41a6c14fcc21faddd77cb8f2a70a1f228d552b3b6b", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "d8634cb56ff806fa8c8a9c41a6c14fcc21faddd77cb8f2a70a1f228d552b3b6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8634cb56ff806fa8c8a9c41a6c14fcc21faddd77cb8f2a70a1f228d552b3b6b", kill_on_drop: false }`
[INFO] [stdout] d8634cb56ff806fa8c8a9c41a6c14fcc21faddd77cb8f2a70a1f228d552b3b6b