[INFO] fetching crate fastnbt-tools 0.13.0...
[INFO] checking fastnbt-tools-0.13.0 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate fastnbt-tools 0.13.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate fastnbt-tools 0.13.0 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fastnbt-tools 0.13.0
[INFO] finished tweaking crates.io crate fastnbt-tools 0.13.0
[INFO] tweaked toml for crates.io crate fastnbt-tools 0.13.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate fastnbt-tools 0.13.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50748c73b1d94efd73d486f02015a69e6296c7d8e479d56efb6da6d9e6bd1328
[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" "50748c73b1d94efd73d486f02015a69e6296c7d8e479d56efb6da6d9e6bd1328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50748c73b1d94efd73d486f02015a69e6296c7d8e479d56efb6da6d9e6bd1328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50748c73b1d94efd73d486f02015a69e6296c7d8e479d56efb6da6d9e6bd1328", kill_on_drop: false }`
[INFO] [stdout] 50748c73b1d94efd73d486f02015a69e6296c7d8e479d56efb6da6d9e6bd1328
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15365626636fae014dc13d8747ce8731c4193781ca30b60ae319e867f60fb7df
[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" "15365626636fae014dc13d8747ce8731c4193781ca30b60ae319e867f60fb7df", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking weezl v0.1.3
[INFO] [stderr]     Checking bytemuck v1.4.1
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking filetime v0.2.13
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking tar v0.4.30
[INFO] [stderr]     Checking gif v0.11.1
[INFO] [stderr]     Checking png v0.16.7
[INFO] [stderr]     Checking tiff v0.6.0
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking num-iter v0.1.42
[INFO] [stderr]     Checking image v0.23.11
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking fastnbt v0.13.0
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stderr]     Checking num_enum v0.5.1
[INFO] [stderr]     Checking fastanvil v0.13.0
[INFO] [stderr]     Checking fastnbt-tools v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.15s
[INFO] running `Command { std: "docker" "inspect" "15365626636fae014dc13d8747ce8731c4193781ca30b60ae319e867f60fb7df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15365626636fae014dc13d8747ce8731c4193781ca30b60ae319e867f60fb7df", kill_on_drop: false }`
[INFO] [stdout] 15365626636fae014dc13d8747ce8731c4193781ca30b60ae319e867f60fb7df