[INFO] fetching crate morph-rs 0.2.0...
[INFO] checking morph-rs-0.2.0 against try#5ec4d3b0c83717313176eefa7d71e9d36dc83355 for pr-155501
[INFO] extracting crate morph-rs 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate morph-rs 0.2.0
[INFO] finished tweaking crates.io crate morph-rs 0.2.0
[INFO] tweaked toml for crates.io crate morph-rs 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate morph-rs 0.2.0 on toolchain 5ec4d3b0c83717313176eefa7d71e9d36dc83355
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate morph-rs 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b58eec74e6eaaef89739f6ee17fed380afd718b592f8bb2a8bd7d274e8c4b1c8
[INFO] running `Command { std: "docker" "start" "-a" "b58eec74e6eaaef89739f6ee17fed380afd718b592f8bb2a8bd7d274e8c4b1c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b58eec74e6eaaef89739f6ee17fed380afd718b592f8bb2a8bd7d274e8c4b1c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b58eec74e6eaaef89739f6ee17fed380afd718b592f8bb2a8bd7d274e8c4b1c8", kill_on_drop: false }`
[INFO] [stdout] b58eec74e6eaaef89739f6ee17fed380afd718b592f8bb2a8bd7d274e8c4b1c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d976940e5a39b17740e6319f412ae01ed791332132ec0cb36c9469eb844f19f
[INFO] running `Command { std: "docker" "start" "-a" "9d976940e5a39b17740e6319f412ae01ed791332132ec0cb36c9469eb844f19f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
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[INFO] [stdout] error[E0119]: conflicting implementations of trait `Allocative` for type `!`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/allocative-0.3.3/src/impls/std/unsorted.rs:213:1
[INFO] [stdout]     |
[INFO] [stdout] 206 | impl Allocative for Infallible {
[INFO] [stdout]     | ------------------------------ first implementation here
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl Allocative for ! {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0119`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `allocative` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9d976940e5a39b17740e6319f412ae01ed791332132ec0cb36c9469eb844f19f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d976940e5a39b17740e6319f412ae01ed791332132ec0cb36c9469eb844f19f", kill_on_drop: false }`
[INFO] [stdout] 9d976940e5a39b17740e6319f412ae01ed791332132ec0cb36c9469eb844f19f