[INFO] cloning repository https://github.com/phodina/rustify
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phodina/rustify" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphodina%2Frustify", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphodina%2Frustify'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9290c9de8ca94ca86477a828ad91d84cd2aafd43
[INFO] checking phodina/rustify against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphodina%2Frustify" "/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/phodina/rustify on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/phodina/rustify
[INFO] finished tweaking git repo https://github.com/phodina/rustify
[INFO] tweaked toml for git repo https://github.com/phodina/rustify written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/phodina/rustify already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libloading v0.4.2
[INFO] [stderr]   Downloaded clang-sys v0.21.0
[INFO] [stderr]   Downloaded which v1.0.3
[INFO] [stderr]   Downloaded clap v2.27.1
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31817cdabcc6bc38c005d169cafde91b7c0bc89daad85b2d4289db0466c91274
[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" "31817cdabcc6bc38c005d169cafde91b7c0bc89daad85b2d4289db0466c91274", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31817cdabcc6bc38c005d169cafde91b7c0bc89daad85b2d4289db0466c91274", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31817cdabcc6bc38c005d169cafde91b7c0bc89daad85b2d4289db0466c91274", kill_on_drop: false }`
[INFO] [stdout] 31817cdabcc6bc38c005d169cafde91b7c0bc89daad85b2d4289db0466c91274
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24dfebf8fa901ae700b8be742edfb52b4067c6d040d1a02e6909dfb23a5679cc
[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" "24dfebf8fa901ae700b8be742edfb52b4067c6d040d1a02e6909dfb23a5679cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libloading v0.4.2
[INFO] [stderr]    Compiling regex-syntax v0.4.1
[INFO] [stderr]    Compiling bindgen v0.31.3
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.3
[INFO] [stderr]    Compiling which v1.0.3
[INFO] [stderr]    Compiling clang-sys v0.21.0
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]     Checking clap v2.27.1
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling cexpr v0.2.2
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling rustify v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/core.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |         unsafe {
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.88s
[INFO] running `Command { std: "docker" "inspect" "24dfebf8fa901ae700b8be742edfb52b4067c6d040d1a02e6909dfb23a5679cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24dfebf8fa901ae700b8be742edfb52b4067c6d040d1a02e6909dfb23a5679cc", kill_on_drop: false }`
[INFO] [stdout] 24dfebf8fa901ae700b8be742edfb52b4067c6d040d1a02e6909dfb23a5679cc