[INFO] fetching crate starlark_map 0.13.0...
[INFO] checking starlark_map-0.13.0 against try#88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c for pr-154887
[INFO] extracting crate starlark_map 0.13.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate starlark_map 0.13.0
[INFO] finished tweaking crates.io crate starlark_map 0.13.0
[INFO] tweaked toml for crates.io crate starlark_map 0.13.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate starlark_map 0.13.0 on toolchain 88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[INFO] [stderr]       Adding hashbrown v0.14.5 (available: v0.17.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3eb50856a04a315fb593c638adcea1648c375f1db0d1658066d38534a489309
[INFO] running `Command { std: "docker" "start" "-a" "d3eb50856a04a315fb593c638adcea1648c375f1db0d1658066d38534a489309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3eb50856a04a315fb593c638adcea1648c375f1db0d1658066d38534a489309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3eb50856a04a315fb593c638adcea1648c375f1db0d1658066d38534a489309", kill_on_drop: false }`
[INFO] [stdout] d3eb50856a04a315fb593c638adcea1648c375f1db0d1658066d38534a489309
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 226955d15df522ba4c05056a22ef8dec8c712baaa5c76c4b9fc8ddbbfbe36128
[INFO] running `Command { std: "docker" "start" "-a" "226955d15df522ba4c05056a22ef8dec8c712baaa5c76c4b9fc8ddbbfbe36128", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling allocative v0.3.4
[INFO] [stderr]    Compiling starlark_map v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling allocative_derive v0.3.3
[INFO] [stderr]    Compiling dupe_derive v0.9.1
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking dupe v0.9.1
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stdout] error[E0119]: conflicting implementations of trait `Allocative` for type `!`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/allocative-0.3.4/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] running `Command { std: "docker" "inspect" "226955d15df522ba4c05056a22ef8dec8c712baaa5c76c4b9fc8ddbbfbe36128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "226955d15df522ba4c05056a22ef8dec8c712baaa5c76c4b9fc8ddbbfbe36128", kill_on_drop: false }`
[INFO] [stdout] 226955d15df522ba4c05056a22ef8dec8c712baaa5c76c4b9fc8ddbbfbe36128