[INFO] fetching crate system76_ecflash 0.1.2...
[INFO] testing system76_ecflash-0.1.2 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate system76_ecflash 0.1.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate system76_ecflash 0.1.2 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate system76_ecflash 0.1.2
[INFO] finished tweaking crates.io crate system76_ecflash 0.1.2
[INFO] tweaked toml for crates.io crate system76_ecflash 0.1.2 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate system76_ecflash 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serialport v3.3.0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 562e6bd9cc60ba4c25f0593658ed109a224b6e86aa0f71ba1de2608d092e52fb
[INFO] running `Command { std: "docker" "start" "-a" "562e6bd9cc60ba4c25f0593658ed109a224b6e86aa0f71ba1de2608d092e52fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "562e6bd9cc60ba4c25f0593658ed109a224b6e86aa0f71ba1de2608d092e52fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "562e6bd9cc60ba4c25f0593658ed109a224b6e86aa0f71ba1de2608d092e52fb", kill_on_drop: false }`
[INFO] [stdout] 562e6bd9cc60ba4c25f0593658ed109a224b6e86aa0f71ba1de2608d092e52fb
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c1112a3f479353aa77df494619fdea23a5e006a824c6d4261901b4c1dbd1db5
[INFO] running `Command { std: "docker" "start" "-a" "7c1112a3f479353aa77df494619fdea23a5e006a824c6d4261901b4c1dbd1db5", kill_on_drop: false }`
[INFO] [stderr]    Compiling system76_ecflash v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:36:35
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let mut ecs: Vec<(String, Box<Ec>)> = Vec::new();
[INFO] [stdout]    |                                   ^^ help: use `dyn`: `dyn Ec`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "7c1112a3f479353aa77df494619fdea23a5e006a824c6d4261901b4c1dbd1db5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c1112a3f479353aa77df494619fdea23a5e006a824c6d4261901b4c1dbd1db5", kill_on_drop: false }`
[INFO] [stdout] 7c1112a3f479353aa77df494619fdea23a5e006a824c6d4261901b4c1dbd1db5
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec4586831e617d717b537137641966989658e6b13f41ff273fa03ea0d14dc047
[INFO] running `Command { std: "docker" "start" "-a" "ec4586831e617d717b537137641966989658e6b13f41ff273fa03ea0d14dc047", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling redox_hwio v0.1.3
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/redox_hwio-0.1.3/src/lib.rs:3:46
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(not(feature = "stable"), feature(const_fn))]
[INFO] [stdout]   |                                              ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `redox_hwio` due to 2 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ec4586831e617d717b537137641966989658e6b13f41ff273fa03ea0d14dc047", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec4586831e617d717b537137641966989658e6b13f41ff273fa03ea0d14dc047", kill_on_drop: false }`
[INFO] [stdout] ec4586831e617d717b537137641966989658e6b13f41ff273fa03ea0d14dc047