[INFO] updating cached repository https://github.com/the8472/defrag-dirs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a5068c039c3b6796b0cb3345ce9b30702b99d2d2
[INFO] testing the8472/defrag-dirs against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe8472%2Fdefrag-dirs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/the8472/defrag-dirs on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/the8472/defrag-dirs
[INFO] finished tweaking git repo https://github.com/the8472/defrag-dirs
[INFO] tweaked toml for git repo https://github.com/the8472/defrag-dirs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/the8472/defrag-dirs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 288a5f9745ff845259f58600354e66f21f66b866727235700d827bb08dc3b040
[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" "288a5f9745ff845259f58600354e66f21f66b866727235700d827bb08dc3b040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "288a5f9745ff845259f58600354e66f21f66b866727235700d827bb08dc3b040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "288a5f9745ff845259f58600354e66f21f66b866727235700d827bb08dc3b040", kill_on_drop: false }`
[INFO] [stdout] 288a5f9745ff845259f58600354e66f21f66b866727235700d827bb08dc3b040
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28d7fa80d4d31b0e611038a1a3d214f0ab9258f7ab1ab6fcaa230731fed43a6d
[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" "28d7fa80d4d31b0e611038a1a3d214f0ab9258f7ab1ab6fcaa230731fed43a6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.24
[INFO] [stderr]    Compiling gcc v0.3.51
[INFO] [stderr]    Compiling cfg-if v0.1.1
[INFO] [stderr]    Compiling same-file v0.1.3
[INFO] [stderr]    Compiling uuid v0.3.1
[INFO] [stderr]    Compiling case v0.1.0
[INFO] [stderr]    Compiling crc v1.4.0
[INFO] [stderr]    Compiling walkdir v1.0.7
[INFO] [stderr]    Compiling derive-error v0.0.3
[INFO] [stderr]    Compiling minilzo-sys v0.1.0
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling nix v0.8.1
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling time v0.1.37
[INFO] [stderr]    Compiling minilzo v0.1.2
[INFO] [stderr]    Compiling clap v2.24.2
[INFO] [stderr]    Compiling miniz-sys v0.1.9
[INFO] [stderr]    Compiling flate2 v0.2.19
[INFO] [stderr]    Compiling btrfs2 v1.2.2
[INFO] [stderr]    Compiling defrag-dirs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `alloc_system`
[INFO] [stdout]   --> src/main.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern crate alloc_system;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `defrag-dirs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "28d7fa80d4d31b0e611038a1a3d214f0ab9258f7ab1ab6fcaa230731fed43a6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28d7fa80d4d31b0e611038a1a3d214f0ab9258f7ab1ab6fcaa230731fed43a6d", kill_on_drop: false }`
[INFO] [stdout] 28d7fa80d4d31b0e611038a1a3d214f0ab9258f7ab1ab6fcaa230731fed43a6d