[INFO] fetching crate shadow-rs 0.3.15...
[INFO] checking shadow-rs-0.3.15 against beta for pr-78714
[INFO] extracting crate shadow-rs 0.3.15 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate shadow-rs 0.3.15 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 crates.io crate shadow-rs 0.3.15
[INFO] finished tweaking crates.io crate shadow-rs 0.3.15
[INFO] tweaked toml for crates.io crate shadow-rs 0.3.15 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate shadow-rs 0.3.15 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 7861a3e2517c858eeaecfaa6cf5b1ab5a3bfd5516216a44d4f559dcc2fe99178
[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" "7861a3e2517c858eeaecfaa6cf5b1ab5a3bfd5516216a44d4f559dcc2fe99178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7861a3e2517c858eeaecfaa6cf5b1ab5a3bfd5516216a44d4f559dcc2fe99178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7861a3e2517c858eeaecfaa6cf5b1ab5a3bfd5516216a44d4f559dcc2fe99178", kill_on_drop: false }`
[INFO] [stdout] 7861a3e2517c858eeaecfaa6cf5b1ab5a3bfd5516216a44d4f559dcc2fe99178
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 920cf7ed4ce06cc47a5c96b971b47e5de6e20af2f75f10574f5a2a407d95755c
[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" "920cf7ed4ce06cc47a5c96b971b47e5de6e20af2f75f10574f5a2a407d95755c", kill_on_drop: false }`
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libssh2-sys v0.2.18
[INFO] [stderr]    Compiling libgit2-sys v0.12.9+1.0.1
[INFO] [stderr]     Checking git2 v0.13.8
[INFO] [stderr]     Checking shadow-rs v0.3.15 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Jenkins`
[INFO] [stdout]  --> src/ci.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Jenkins,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Travis`
[INFO] [stdout]  --> src/ci.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Travis,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Jenkins`
[INFO] [stdout]  --> src/ci.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Jenkins,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Travis`
[INFO] [stdout]  --> src/ci.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Travis,
[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 36.56s
[INFO] running `Command { std: "docker" "inspect" "920cf7ed4ce06cc47a5c96b971b47e5de6e20af2f75f10574f5a2a407d95755c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "920cf7ed4ce06cc47a5c96b971b47e5de6e20af2f75f10574f5a2a407d95755c", kill_on_drop: false }`
[INFO] [stdout] 920cf7ed4ce06cc47a5c96b971b47e5de6e20af2f75f10574f5a2a407d95755c