[INFO] fetching crate swing 0.1.0...
[INFO] checking swing-0.1.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate swing 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate swing 0.1.0
[INFO] finished tweaking crates.io crate swing 0.1.0
[INFO] tweaked toml for crates.io crate swing 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate swing 0.1.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate swing 0.1.0 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lipsum v0.8.2
[INFO] [stderr]   Downloaded libc v0.2.137
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48707fe5ea680e4108a3f9a71ab72e09fb781252b7f72eab9ffd8535a57e26a0
[INFO] running `Command { std: "docker" "start" "-a" "48707fe5ea680e4108a3f9a71ab72e09fb781252b7f72eab9ffd8535a57e26a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48707fe5ea680e4108a3f9a71ab72e09fb781252b7f72eab9ffd8535a57e26a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48707fe5ea680e4108a3f9a71ab72e09fb781252b7f72eab9ffd8535a57e26a0", kill_on_drop: false }`
[INFO] [stdout] 48707fe5ea680e4108a3f9a71ab72e09fb781252b7f72eab9ffd8535a57e26a0
[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=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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28a8755f4a2253b44ecb839dce662b72be6b1b40837532a9cb4d8158a65c848f
[INFO] running `Command { std: "docker" "start" "-a" "28a8755f4a2253b44ecb839dce662b72be6b1b40837532a9cb4d8158a65c848f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking time-core v0.1.0
[INFO] [stderr]     Checking unicode-segmentation v1.10.0
[INFO] [stderr]     Checking time v0.3.17
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking num-complex v0.4.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-bigint v0.4.3
[INFO] [stderr]     Checking num-iter v0.1.43
[INFO] [stderr]     Checking lipsum v0.8.2
[INFO] [stderr]     Checking num-rational v0.4.1
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking swing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.21s
[INFO] running `Command { std: "docker" "inspect" "28a8755f4a2253b44ecb839dce662b72be6b1b40837532a9cb4d8158a65c848f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28a8755f4a2253b44ecb839dce662b72be6b1b40837532a9cb4d8158a65c848f", kill_on_drop: false }`
[INFO] [stdout] 28a8755f4a2253b44ecb839dce662b72be6b1b40837532a9cb4d8158a65c848f