[INFO] cloning repository https://github.com/palmergs/rust-tests
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/palmergs/rust-tests" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpalmergs%2Frust-tests", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpalmergs%2Frust-tests'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b718106de9b8412f3f00155ba867b859796ac33e
[INFO] checking palmergs/rust-tests against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpalmergs%2Frust-tests" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/palmergs/rust-tests on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/palmergs/rust-tests
[INFO] finished tweaking git repo https://github.com/palmergs/rust-tests
[INFO] tweaked toml for git repo https://github.com/palmergs/rust-tests written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/palmergs/rust-tests already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rust-embed-impl v5.9.0
[INFO] [stderr]   Downloaded rust-embed-utils v5.1.0
[INFO] [stderr]   Downloaded sorted-vec v0.5.2
[INFO] [stderr]   Downloaded rust-embed v5.9.0
[INFO] [stderr]   Downloaded superslice v1.0.0
[INFO] [stderr]   Downloaded nested_intervals v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9668c83958fc3e62b5cbef0cd925b5d0787db8644af01dee15c96b55f384fdf3
[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" "9668c83958fc3e62b5cbef0cd925b5d0787db8644af01dee15c96b55f384fdf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9668c83958fc3e62b5cbef0cd925b5d0787db8644af01dee15c96b55f384fdf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9668c83958fc3e62b5cbef0cd925b5d0787db8644af01dee15c96b55f384fdf3", kill_on_drop: false }`
[INFO] [stdout] 9668c83958fc3e62b5cbef0cd925b5d0787db8644af01dee15c96b55f384fdf3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "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] eceba80b90405caff6c748f75e291254bd4bcfe9913e6fd9e8bd2b176a4d155a
[INFO] running `Command { std: "docker" "start" "-a" "eceba80b90405caff6c748f75e291254bd4bcfe9913e6fd9e8bd2b176a4d155a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking superslice v1.0.0
[INFO] [stderr]     Checking sorted-vec v0.5.2
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling rust-embed-utils v5.1.0
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking nested_intervals v0.2.2
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling rust-embed-impl v5.9.0
[INFO] [stderr]     Checking rust-embed v5.9.0
[INFO] [stderr]     Checking rust-names v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.14s
[INFO] running `Command { std: "docker" "inspect" "eceba80b90405caff6c748f75e291254bd4bcfe9913e6fd9e8bd2b176a4d155a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eceba80b90405caff6c748f75e291254bd4bcfe9913e6fd9e8bd2b176a4d155a", kill_on_drop: false }`
[INFO] [stdout] eceba80b90405caff6c748f75e291254bd4bcfe9913e6fd9e8bd2b176a4d155a