[INFO] cloning repository https://github.com/cruessler/git-tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cruessler/git-tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcruessler%2Fgit-tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcruessler%2Fgit-tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce632d8f4740b95fe83d81f71d93d1bcdb9e5472
[INFO] checking cruessler/git-tree against try#075992eda207e1647b699c8c8ada67b32ce7b115 for pr-77271
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcruessler%2Fgit-tree" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cruessler/git-tree on toolchain 075992eda207e1647b699c8c8ada67b32ce7b115
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cruessler/git-tree
[INFO] finished tweaking git repo https://github.com/cruessler/git-tree
[INFO] tweaked toml for git repo https://github.com/cruessler/git-tree written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/cruessler/git-tree already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "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] fc60bfac5108a902f0bc55b2f3dae536b6059a607e34160bd64b1fe914989dc1
[INFO] running `Command { std: "docker" "start" "-a" "fc60bfac5108a902f0bc55b2f3dae536b6059a607e34160bd64b1fe914989dc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc60bfac5108a902f0bc55b2f3dae536b6059a607e34160bd64b1fe914989dc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc60bfac5108a902f0bc55b2f3dae536b6059a607e34160bd64b1fe914989dc1", kill_on_drop: false }`
[INFO] [stdout] fc60bfac5108a902f0bc55b2f3dae536b6059a607e34160bd64b1fe914989dc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "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] 7c8e37aab0c89f9d0def6a8f0fe4f65184c8f286ce65b9d51c3a5a366b7ca93e
[INFO] running `Command { std: "docker" "start" "-a" "7c8e37aab0c89f9d0def6a8f0fe4f65184c8f286ce65b9d51c3a5a366b7ca93e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]    Compiling jobserver v0.1.18
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling libz-sys v1.1.0
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling libssh2-sys v0.2.19
[INFO] [stderr]    Compiling libgit2-sys v0.12.13+1.0.1
[INFO] [stderr]     Checking git2 v0.13.11
[INFO] [stderr]     Checking git-tree v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.52s
[INFO] running `Command { std: "docker" "inspect" "7c8e37aab0c89f9d0def6a8f0fe4f65184c8f286ce65b9d51c3a5a366b7ca93e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c8e37aab0c89f9d0def6a8f0fe4f65184c8f286ce65b9d51c3a5a366b7ca93e", kill_on_drop: false }`
[INFO] [stdout] 7c8e37aab0c89f9d0def6a8f0fe4f65184c8f286ce65b9d51c3a5a366b7ca93e