[INFO] fetching crate ctrs 1.0.2...
[INFO] checking ctrs-1.0.2 against beta for pr-78714
[INFO] extracting crate ctrs 1.0.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ctrs 1.0.2 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 ctrs 1.0.2
[INFO] finished tweaking crates.io crate ctrs 1.0.2
[INFO] tweaked toml for crates.io crate ctrs 1.0.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24f34ef6986040473ce9b7f4ad060a3c4b343a460e09569d39e77c07472b6bf1
[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" "24f34ef6986040473ce9b7f4ad060a3c4b343a460e09569d39e77c07472b6bf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24f34ef6986040473ce9b7f4ad060a3c4b343a460e09569d39e77c07472b6bf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24f34ef6986040473ce9b7f4ad060a3c4b343a460e09569d39e77c07472b6bf1", kill_on_drop: false }`
[INFO] [stdout] 24f34ef6986040473ce9b7f4ad060a3c4b343a460e09569d39e77c07472b6bf1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta" "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] 6040ca7879617683e3d93a89af3b3dcc45a7bd121a16172ef3f95e68c73ebdb8
[INFO] running `Command { std: "docker" "start" "-a" "6040ca7879617683e3d93a89af3b3dcc45a7bd121a16172ef3f95e68c73ebdb8", kill_on_drop: false }`
[INFO] [stderr]     Checking ctrs v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:141:70
[INFO] [stdout]     |
[INFO] [stdout] 141 | pub fn compose<F: 'static, G: 'static, Fv, Gv, V>(f: F, g: G) -> Box<Fn(Fv) -> V>
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Fv) -> V`
[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/lib.rs:141:70
[INFO] [stdout]     |
[INFO] [stdout] 141 | pub fn compose<F: 'static, G: 'static, Fv, Gv, V>(f: F, g: G) -> Box<Fn(Fv) -> V>
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Fv) -> V`
[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 0.19s
[INFO] running `Command { std: "docker" "inspect" "6040ca7879617683e3d93a89af3b3dcc45a7bd121a16172ef3f95e68c73ebdb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6040ca7879617683e3d93a89af3b3dcc45a7bd121a16172ef3f95e68c73ebdb8", kill_on_drop: false }`
[INFO] [stdout] 6040ca7879617683e3d93a89af3b3dcc45a7bd121a16172ef3f95e68c73ebdb8