[INFO] cloning repository https://github.com/Kerollmops/fanfare
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kerollmops/fanfare" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerollmops%2Ffanfare", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerollmops%2Ffanfare'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 836b20d09e7e3c1c86f8ccbaeb253f9141b8008b
[INFO] checking Kerollmops/fanfare against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerollmops%2Ffanfare" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kerollmops/fanfare on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kerollmops/fanfare
[INFO] finished tweaking git repo https://github.com/Kerollmops/fanfare
[INFO] tweaked toml for git repo https://github.com/Kerollmops/fanfare written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Kerollmops/fanfare already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/Kerollmops/heed.git`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c4e2858d83fee1525c1a2d34ce9cdf6953cd70614a00633f8f664a395d5f900
[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" "6c4e2858d83fee1525c1a2d34ce9cdf6953cd70614a00633f8f664a395d5f900", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c4e2858d83fee1525c1a2d34ce9cdf6953cd70614a00633f8f664a395d5f900", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c4e2858d83fee1525c1a2d34ce9cdf6953cd70614a00633f8f664a395d5f900", kill_on_drop: false }`
[INFO] [stdout] 6c4e2858d83fee1525c1a2d34ce9cdf6953cd70614a00633f8f664a395d5f900
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] 1d90832dbf3d69981594a4b38f9e9c8209e736ea25c360f78c1b3c40d027bd49
[INFO] running `Command { std: "docker" "start" "-a" "1d90832dbf3d69981594a4b38f9e9c8209e736ea25c360f78c1b3c40d027bd49", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking once_cell v1.2.0
[INFO] [stderr]     Checking smallvec v1.1.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking main_error v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling lmdb-rkv-sys v0.10.0
[INFO] [stderr]     Checking page_size v0.4.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling structopt-derive v0.3.5
[INFO] [stderr]    Compiling zerocopy-derive v0.1.4
[INFO] [stderr]     Checking zerocopy v0.2.8
[INFO] [stderr]     Checking structopt v0.3.5
[INFO] [stderr]     Checking heed v0.6.3 (https://github.com/Kerollmops/heed.git?branch=dup-data#1c80093b)
[INFO] [stderr]     Checking fanfare v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.12s
[INFO] running `Command { std: "docker" "inspect" "1d90832dbf3d69981594a4b38f9e9c8209e736ea25c360f78c1b3c40d027bd49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d90832dbf3d69981594a4b38f9e9c8209e736ea25c360f78c1b3c40d027bd49", kill_on_drop: false }`
[INFO] [stdout] 1d90832dbf3d69981594a4b38f9e9c8209e736ea25c360f78c1b3c40d027bd49