[INFO] cloning repository https://github.com/gaku-sei/fast-file-type
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gaku-sei/fast-file-type" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgaku-sei%2Ffast-file-type", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgaku-sei%2Ffast-file-type'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b77fec42d3cea7127befbe58c2c1bbb8f100c419
[INFO] testing gaku-sei/fast-file-type against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgaku-sei%2Ffast-file-type" "/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/gaku-sei/fast-file-type on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gaku-sei/fast-file-type
[INFO] finished tweaking git repo https://github.com/gaku-sei/fast-file-type
[INFO] tweaked toml for git repo https://github.com/gaku-sei/fast-file-type written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/gaku-sei/fast-file-type already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c0f097f4540e242a07a309f29cd6844a7dae5bd5bdfbb902a802f44069081df
[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" "7c0f097f4540e242a07a309f29cd6844a7dae5bd5bdfbb902a802f44069081df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c0f097f4540e242a07a309f29cd6844a7dae5bd5bdfbb902a802f44069081df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c0f097f4540e242a07a309f29cd6844a7dae5bd5bdfbb902a802f44069081df", kill_on_drop: false }`
[INFO] [stdout] 7c0f097f4540e242a07a309f29cd6844a7dae5bd5bdfbb902a802f44069081df
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--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] b53d726300f9f5761a56657d62971c44f2b479b974595e364f7c771399619056
[INFO] running `Command { std: "docker" "start" "-a" "b53d726300f9f5761a56657d62971c44f2b479b974595e364f7c771399619056", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling neon-build v0.9.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v1.0.77
[INFO] [stderr]    Compiling minimal-lexical v0.1.3
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling fixedbitset v0.4.0
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling cslice v0.2.0
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling neon-runtime v0.9.1
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]    Compiling neon v0.9.1
[INFO] [stderr]    Compiling petgraph v0.6.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling tree_magic_mini v3.0.2
[INFO] [stderr]    Compiling neon-macros v0.9.1
[INFO] [stderr]    Compiling fast-file-type v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.48s
[INFO] running `Command { std: "docker" "inspect" "b53d726300f9f5761a56657d62971c44f2b479b974595e364f7c771399619056", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b53d726300f9f5761a56657d62971c44f2b479b974595e364f7c771399619056", kill_on_drop: false }`
[INFO] [stdout] b53d726300f9f5761a56657d62971c44f2b479b974595e364f7c771399619056
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47bd1ef0af090547d048c4af9c0b09a9b39c5ed18b6e769bdbaf9f21c7fa1099
[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" "47bd1ef0af090547d048c4af9c0b09a9b39c5ed18b6e769bdbaf9f21c7fa1099", kill_on_drop: false }`
[INFO] [stderr]    Compiling fast-file-type v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "47bd1ef0af090547d048c4af9c0b09a9b39c5ed18b6e769bdbaf9f21c7fa1099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47bd1ef0af090547d048c4af9c0b09a9b39c5ed18b6e769bdbaf9f21c7fa1099", kill_on_drop: false }`
[INFO] [stdout] 47bd1ef0af090547d048c4af9c0b09a9b39c5ed18b6e769bdbaf9f21c7fa1099
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 89b1ce887e0eabc0e4d79679f855300f0d1ef05ca296d905928956913c3d81be
[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" "89b1ce887e0eabc0e4d79679f855300f0d1ef05ca296d905928956913c3d81be", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fast_file_type-557eaae991e57535)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "89b1ce887e0eabc0e4d79679f855300f0d1ef05ca296d905928956913c3d81be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89b1ce887e0eabc0e4d79679f855300f0d1ef05ca296d905928956913c3d81be", kill_on_drop: false }`
[INFO] [stdout] 89b1ce887e0eabc0e4d79679f855300f0d1ef05ca296d905928956913c3d81be