[INFO] cloning repository https://github.com/LeoTindall/d20roll
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LeoTindall/d20roll" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeoTindall%2Fd20roll", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeoTindall%2Fd20roll'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 96f3501b6bed5e0476f993c4dab4a6653485a7e7
[INFO] checking LeoTindall/d20roll against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeoTindall%2Fd20roll" "/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/LeoTindall/d20roll on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LeoTindall/d20roll
[INFO] finished tweaking git repo https://github.com/LeoTindall/d20roll
[INFO] tweaked toml for git repo https://github.com/LeoTindall/d20roll written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/LeoTindall/d20roll already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/leotindall/RFYL`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures v0.1.22
[INFO] [stderr]   Downloaded rand v0.3.19
[INFO] [stderr]   Downloaded relm-derive v0.11.0
[INFO] [stderr]   Downloaded relm-gen-widget v0.11.0
[INFO] [stderr]   Downloaded relm-state v0.11.0
[INFO] [stderr]   Downloaded redox_syscall v0.1.36
[INFO] [stderr]   Downloaded relm-core v0.11.0
[INFO] [stderr]   Downloaded relm v0.11.0
[INFO] [stderr]   Downloaded futures-glib v0.3.2
[INFO] [stderr]   Downloaded relm-derive-common v0.11.0
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8faf89957fdfe73fdffaf101b7efa3965283467572c07fb9534782609fc09a7
[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" "b8faf89957fdfe73fdffaf101b7efa3965283467572c07fb9534782609fc09a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8faf89957fdfe73fdffaf101b7efa3965283467572c07fb9534782609fc09a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8faf89957fdfe73fdffaf101b7efa3965283467572c07fb9534782609fc09a7", kill_on_drop: false }`
[INFO] [stdout] b8faf89957fdfe73fdffaf101b7efa3965283467572c07fb9534782609fc09a7
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] b9aad673c056eb145218931c2644681a27e5f1730c5e54e36f45ea25dafecb18
[INFO] running `Command { std: "docker" "start" "-a" "b9aad673c056eb145218931c2644681a27e5f1730c5e54e36f45ea25dafecb18", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.35
[INFO] [stderr]    Compiling cairo-rs v0.3.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.3.0
[INFO] [stderr]     Checking futures v0.1.22
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling gio v0.3.0
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling gdk v0.7.0
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking c_vec v1.2.1
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling gtk v0.3.0
[INFO] [stderr]    Compiling glib-sys v0.5.0
[INFO] [stderr]    Compiling gobject-sys v0.5.0
[INFO] [stderr]    Compiling gio-sys v0.5.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.5.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.5.0
[INFO] [stderr]    Compiling pango-sys v0.5.0
[INFO] [stderr]    Compiling gdk-sys v0.5.0
[INFO] [stderr]    Compiling atk-sys v0.5.0
[INFO] [stderr]    Compiling gtk-sys v0.5.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking rand v0.3.19
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]     Checking rfyl v0.3.0 (https://github.com/leotindall/RFYL#9b0d12c3)
[INFO] [stderr]     Checking tokio-io v0.1.4
[INFO] [stderr]     Checking glib v0.4.0
[INFO] [stderr]     Checking futures-glib v0.3.2
[INFO] [stderr]     Checking relm-core v0.11.0
[INFO] [stderr]     Checking relm-state v0.11.0
[INFO] [stderr]    Compiling relm-gen-widget v0.11.0
[INFO] [stderr]     Checking pango v0.3.0
[INFO] [stderr]    Compiling relm-derive-common v0.11.0
[INFO] [stderr]    Compiling relm-derive v0.11.0
[INFO] [stderr]     Checking relm v0.11.0
[INFO] [stderr]     Checking d20roll v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/roll.rs:12:36
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn lazy_roll(s: String) -> Box<Future<Item = RollOutcome, Error = ()>> {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = RollOutcome, Error = ()>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/roll.rs:12:36
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn lazy_roll(s: String) -> Box<Future<Item = RollOutcome, Error = ()>> {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = RollOutcome, Error = ()>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 30s
[INFO] running `Command { std: "docker" "inspect" "b9aad673c056eb145218931c2644681a27e5f1730c5e54e36f45ea25dafecb18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9aad673c056eb145218931c2644681a27e5f1730c5e54e36f45ea25dafecb18", kill_on_drop: false }`
[INFO] [stdout] b9aad673c056eb145218931c2644681a27e5f1730c5e54e36f45ea25dafecb18