[INFO] cloning repository https://github.com/Khitiara/temper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Khitiara/temper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKhitiara%2Ftemper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKhitiara%2Ftemper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 41682ea641fc8d845be2a73250ab9ad532093900
[INFO] testing Khitiara/temper against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKhitiara%2Ftemper" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Khitiara/temper on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-29/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/Khitiara/temper
[INFO] finished tweaking git repo https://github.com/Khitiara/temper
[INFO] tweaked toml for git repo https://github.com/Khitiara/temper written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/Khitiara/temper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enum_derive v0.1.7
[INFO] [stderr]   Downloaded smd_macro v0.0.7
[INFO] [stderr]   Downloaded smithy_core v0.0.7
[INFO] [stderr]   Downloaded smithy v0.0.7
[INFO] [stderr]   Downloaded smithy_types v0.0.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65c159a3cfbd98d7d8c14b3fd69a1df0b6d0f5b29b6d9c6023cdf9b5857b0940
[INFO] running `Command { std: "docker" "start" "-a" "65c159a3cfbd98d7d8c14b3fd69a1df0b6d0f5b29b6d9c6023cdf9b5857b0940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65c159a3cfbd98d7d8c14b3fd69a1df0b6d0f5b29b6d9c6023cdf9b5857b0940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65c159a3cfbd98d7d8c14b3fd69a1df0b6d0f5b29b6d9c6023cdf9b5857b0940", kill_on_drop: false }`
[INFO] [stdout] 65c159a3cfbd98d7d8c14b3fd69a1df0b6d0f5b29b6d9c6023cdf9b5857b0940
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4461dd40920ea76a8c65c6112ae1a1131d8c693644db992cde571f43d8b9d5f3
[INFO] running `Command { std: "docker" "start" "-a" "4461dd40920ea76a8c65c6112ae1a1131d8c693644db992cde571f43d8b9d5f3", kill_on_drop: false }`
[INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.74
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling wasm-bindgen v0.2.74
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling enum_derive v0.1.7
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]    Compiling memory_units v0.4.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.74
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.74
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.74
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wasm-bindgen-0.2.74/src/lib.rs:11:42
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![cfg_attr(feature = "nightly", feature(unsize))]
[INFO] [stdout]    |                                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasm-bindgen` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4461dd40920ea76a8c65c6112ae1a1131d8c693644db992cde571f43d8b9d5f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4461dd40920ea76a8c65c6112ae1a1131d8c693644db992cde571f43d8b9d5f3", kill_on_drop: false }`
[INFO] [stdout] 4461dd40920ea76a8c65c6112ae1a1131d8c693644db992cde571f43d8b9d5f3