[INFO] fetching crate seagul 0.2.0...
[INFO] checking seagul-0.2.0 against try#0c46a61b05fb97ea2e031df461bcb1436e3c5bc3 for pr-98456-1
[INFO] extracting crate seagul 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate seagul 0.2.0 on toolchain 0c46a61b05fb97ea2e031df461bcb1436e3c5bc3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0c46a61b05fb97ea2e031df461bcb1436e3c5bc3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate seagul 0.2.0
[INFO] finished tweaking crates.io crate seagul 0.2.0
[INFO] tweaked toml for crates.io crate seagul 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate seagul 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0c46a61b05fb97ea2e031df461bcb1436e3c5bc3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+0c46a61b05fb97ea2e031df461bcb1436e3c5bc3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e019ed9375c9cb9b16756920cec3b9b344ef32f8833921e53ad55cd9951beeb6
[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" "e019ed9375c9cb9b16756920cec3b9b344ef32f8833921e53ad55cd9951beeb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e019ed9375c9cb9b16756920cec3b9b344ef32f8833921e53ad55cd9951beeb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e019ed9375c9cb9b16756920cec3b9b344ef32f8833921e53ad55cd9951beeb6", kill_on_drop: false }`
[INFO] [stdout] e019ed9375c9cb9b16756920cec3b9b344ef32f8833921e53ad55cd9951beeb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+0c46a61b05fb97ea2e031df461bcb1436e3c5bc3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 29d98216a660617fae1e714807eb2c3c270ac5833b5cf14a479bc08aa2a9405c
[INFO] running `Command { std: "docker" "start" "-a" "29d98216a660617fae1e714807eb2c3c270ac5833b5cf14a479bc08aa2a9405c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking bytemuck v1.5.1
[INFO] [stderr]     Checking funty v1.2.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking wyz v0.4.0
[INFO] [stderr]     Checking gif v0.11.2
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking bitvec v0.22.3
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking seagul_core v0.1.0
[INFO] [stderr]     Checking seagul v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.15s
[INFO] running `Command { std: "docker" "inspect" "29d98216a660617fae1e714807eb2c3c270ac5833b5cf14a479bc08aa2a9405c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29d98216a660617fae1e714807eb2c3c270ac5833b5cf14a479bc08aa2a9405c", kill_on_drop: false }`
[INFO] [stdout] 29d98216a660617fae1e714807eb2c3c270ac5833b5cf14a479bc08aa2a9405c