[INFO] cloning repository https://github.com/iKevinY/blerp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iKevinY/blerp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiKevinY%2Fblerp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiKevinY%2Fblerp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e27b2f735b148a675802628737f386b47d26db0
[INFO] checking iKevinY/blerp against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiKevinY%2Fblerp" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iKevinY/blerp 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/iKevinY/blerp
[INFO] finished tweaking git repo https://github.com/iKevinY/blerp
[INFO] tweaked toml for git repo https://github.com/iKevinY/blerp written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/iKevinY/blerp 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ac28af68c961d367e475a4327d951d174be0574c73c603106afd3af7c8f6e157
[INFO] running `Command { std: "docker" "start" "-a" "ac28af68c961d367e475a4327d951d174be0574c73c603106afd3af7c8f6e157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac28af68c961d367e475a4327d951d174be0574c73c603106afd3af7c8f6e157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac28af68c961d367e475a4327d951d174be0574c73c603106afd3af7c8f6e157", kill_on_drop: false }`
[INFO] [stdout] ac28af68c961d367e475a4327d951d174be0574c73c603106afd3af7c8f6e157
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] afcecf253c45b9e87273c1d09a8ab91d01b5c09d93aa9ec238c74be969026d92
[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" "afcecf253c45b9e87273c1d09a8ab91d01b5c09d93aa9ec238c74be969026d92", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.26
[INFO] [stderr]    Compiling serde_derive v1.0.10
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking docopt v0.8.1
[INFO] [stderr]     Checking blerp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/blerp.rs:83:22
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let docopt = try!(Docopt::new(USAGE));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/blerp.rs:84:23
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let argvmap = try!(docopt.argv(argv).version(version).parse());
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/blerp.rs:83:22
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let docopt = try!(Docopt::new(USAGE));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/blerp.rs:84:23
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let argvmap = try!(docopt.argv(argv).version(version).parse());
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.12s
[INFO] running `Command { std: "docker" "inspect" "afcecf253c45b9e87273c1d09a8ab91d01b5c09d93aa9ec238c74be969026d92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afcecf253c45b9e87273c1d09a8ab91d01b5c09d93aa9ec238c74be969026d92", kill_on_drop: false }`
[INFO] [stdout] afcecf253c45b9e87273c1d09a8ab91d01b5c09d93aa9ec238c74be969026d92