[INFO] cloning repository https://github.com/upsuper/fiemap-diff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/upsuper/fiemap-diff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fupsuper%2Ffiemap-diff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fupsuper%2Ffiemap-diff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc12995b8dd5c832c44f89d6abe2225b95d85f5d
[INFO] checking upsuper/fiemap-diff against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fupsuper%2Ffiemap-diff" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/upsuper/fiemap-diff on toolchain 8b72f65b805cbe4c261de45030d663f524f27376
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/upsuper/fiemap-diff
[INFO] finished tweaking git repo https://github.com/upsuper/fiemap-diff
[INFO] tweaked toml for git repo https://github.com/upsuper/fiemap-diff written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/upsuper/fiemap-diff already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fiemap v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+8b72f65b805cbe4c261de45030d663f524f27376" "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] 1e6f5fb84fdd03ddff66616b8ec62a0173d5749ad3bda2c10b5796ca14febfcc
[INFO] running `Command { std: "docker" "start" "-a" "1e6f5fb84fdd03ddff66616b8ec62a0173d5749ad3bda2c10b5796ca14febfcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e6f5fb84fdd03ddff66616b8ec62a0173d5749ad3bda2c10b5796ca14febfcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e6f5fb84fdd03ddff66616b8ec62a0173d5749ad3bda2c10b5796ca14febfcc", kill_on_drop: false }`
[INFO] [stdout] 1e6f5fb84fdd03ddff66616b8ec62a0173d5749ad3bda2c10b5796ca14febfcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+8b72f65b805cbe4c261de45030d663f524f27376" "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] 16f9d3e7d8c8117e3ea6d6c711450f36e3920eb36dbd414064f8a27b8f7a3ce5
[INFO] running `Command { std: "docker" "start" "-a" "16f9d3e7d8c8117e3ea6d6c711450f36e3920eb36dbd414064f8a27b8f7a3ce5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling anyhow v1.0.25
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking humansize v1.1.0
[INFO] [stderr]     Checking fiemap v0.1.1
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling structopt-derive v0.3.5
[INFO] [stderr]     Checking structopt v0.3.5
[INFO] [stderr]     Checking fiemap-diff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.21s
[INFO] running `Command { std: "docker" "inspect" "16f9d3e7d8c8117e3ea6d6c711450f36e3920eb36dbd414064f8a27b8f7a3ce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16f9d3e7d8c8117e3ea6d6c711450f36e3920eb36dbd414064f8a27b8f7a3ce5", kill_on_drop: false }`
[INFO] [stdout] 16f9d3e7d8c8117e3ea6d6c711450f36e3920eb36dbd414064f8a27b8f7a3ce5