[INFO] cloning repository https://github.com/Nugine/carapace
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nugine/carapace" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNugine%2Fcarapace", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNugine%2Fcarapace'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a7410915a686c611e0cbdd82af9360d430f82a8d
[INFO] checking Nugine/carapace against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNugine%2Fcarapace" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Nugine/carapace 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/Nugine/carapace
[INFO] finished tweaking git repo https://github.com/Nugine/carapace
[INFO] tweaked toml for git repo https://github.com/Nugine/carapace written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/Nugine/carapace 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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 1cd2aeb982384644bafbbaddb1152f015b5df58b21825cce9fd3a4c62db29662
[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" "1cd2aeb982384644bafbbaddb1152f015b5df58b21825cce9fd3a4c62db29662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cd2aeb982384644bafbbaddb1152f015b5df58b21825cce9fd3a4c62db29662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cd2aeb982384644bafbbaddb1152f015b5df58b21825cce9fd3a4c62db29662", kill_on_drop: false }`
[INFO] [stdout] 1cd2aeb982384644bafbbaddb1152f015b5df58b21825cce9fd3a4c62db29662
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 2e37a137323f88c7ecbd0e53bcb9a996930f2c76af3d51b14ba4c240b0e50ffe
[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" "2e37a137323f88c7ecbd0e53bcb9a996930f2c76af3d51b14ba4c240b0e50ffe", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.40
[INFO] [stderr]    Compiling serde v1.0.97
[INFO] [stderr]     Checking seccomp-sys v0.1.2
[INFO] [stderr]     Checking rlimit v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.97
[INFO] [stderr]    Compiling strum_macros v0.15.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking syscallz v0.11.4 (https://github.com/Nugine/syscallz-rs.git?rev=a4de572#a4de572a)
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking carapace v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/runalg.rs:37:45
[INFO] [stdout]    |
[INFO] [stdout] 37 |         .expect("Unexpected \\0 in stdout");;
[INFO] [stdout]    |                                             ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/runalg.rs:40:45
[INFO] [stdout]    |
[INFO] [stdout] 40 |         .expect("Unexpected \\0 in stderr");;
[INFO] [stdout]    |                                             ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/runalg.rs:37:45
[INFO] [stdout]    |
[INFO] [stdout] 37 |         .expect("Unexpected \\0 in stdout");;
[INFO] [stdout]    |                                             ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/runalg.rs:40:45
[INFO] [stdout]    |
[INFO] [stdout] 40 |         .expect("Unexpected \\0 in stderr");;
[INFO] [stdout]    |                                             ^ help: remove this semicolon
[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 50.37s
[INFO] running `Command { std: "docker" "inspect" "2e37a137323f88c7ecbd0e53bcb9a996930f2c76af3d51b14ba4c240b0e50ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e37a137323f88c7ecbd0e53bcb9a996930f2c76af3d51b14ba4c240b0e50ffe", kill_on_drop: false }`
[INFO] [stdout] 2e37a137323f88c7ecbd0e53bcb9a996930f2c76af3d51b14ba4c240b0e50ffe