[INFO] fetching crate ncmc 0.1.10...
[INFO] checking ncmc-0.1.10 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate ncmc 0.1.10 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ncmc 0.1.10 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ncmc 0.1.10
[INFO] finished tweaking crates.io crate ncmc 0.1.10
[INFO] tweaked toml for crates.io crate ncmc 0.1.10 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate ncmc 0.1.10 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded metaflac v0.2.2
[INFO] [stderr]   Downloaded mini-internal v0.1.12
[INFO] [stderr]   Downloaded miniserde v0.1.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d76f5b159a74b1dd27c79e9a7e49dcbff4948d41f19219702a2117b515981559
[INFO] running `Command { std: "docker" "start" "-a" "d76f5b159a74b1dd27c79e9a7e49dcbff4948d41f19219702a2117b515981559", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d76f5b159a74b1dd27c79e9a7e49dcbff4948d41f19219702a2117b515981559", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d76f5b159a74b1dd27c79e9a7e49dcbff4948d41f19219702a2117b515981559", kill_on_drop: false }`
[INFO] [stdout] d76f5b159a74b1dd27c79e9a7e49dcbff4948d41f19219702a2117b515981559
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31ac168f477044363502d5ddb24e0c44542deeba9dd053d5eaedd99cfb0db0c6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "31ac168f477044363502d5ddb24e0c44542deeba9dd053d5eaedd99cfb0db0c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking block-modes v0.3.3
[INFO] [stderr]     Checking metaflac v0.2.2
[INFO] [stderr]     Checking aes v0.3.2
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking id3 v0.5.0
[INFO] [stderr]    Compiling mini-internal v0.1.12
[INFO] [stderr]     Checking miniserde v0.1.12
[INFO] [stderr]     Checking ncmc v0.1.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.69s
[INFO] running `Command { std: "docker" "inspect" "31ac168f477044363502d5ddb24e0c44542deeba9dd053d5eaedd99cfb0db0c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31ac168f477044363502d5ddb24e0c44542deeba9dd053d5eaedd99cfb0db0c6", kill_on_drop: false }`
[INFO] [stdout] 31ac168f477044363502d5ddb24e0c44542deeba9dd053d5eaedd99cfb0db0c6