[INFO] fetching crate doublets 0.1.0-pre+beta.15...
[INFO] testing doublets-0.1.0-pre+beta.15 against 1.69.0 for beta-1.70-1
[INFO] extracting crate doublets 0.1.0-pre+beta.15 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate doublets 0.1.0-pre+beta.15 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate doublets 0.1.0-pre+beta.15
[INFO] finished tweaking crates.io crate doublets 0.1.0-pre+beta.15
[INFO] tweaked toml for crates.io crate doublets 0.1.0-pre+beta.15 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.1.0-pre+beta.2` for dependency `mem` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded platform-treesmethods v0.1.0-aplha.2
[INFO] [stderr]   Downloaded leak_slice v0.2.0
[INFO] [stderr]   Downloaded platform-num v0.1.0-aplha.1
[INFO] [stderr]   Downloaded platform-data v0.1.0-beta.3
[INFO] [stderr]   Downloaded platform-mem v0.1.0-pre+beta.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e81cd25b26ca8f633befa3b7b341f68657322b53e5f89dfeb9a2cccaded48da6
[INFO] running `Command { std: "docker" "start" "-a" "e81cd25b26ca8f633befa3b7b341f68657322b53e5f89dfeb9a2cccaded48da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e81cd25b26ca8f633befa3b7b341f68657322b53e5f89dfeb9a2cccaded48da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e81cd25b26ca8f633befa3b7b341f68657322b53e5f89dfeb9a2cccaded48da6", kill_on_drop: false }`
[INFO] [stdout] e81cd25b26ca8f633befa3b7b341f68657322b53e5f89dfeb9a2cccaded48da6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f45d31cdb58415fc7c43e7705e22025d0e9af9af45b20b0ffbec98a20c0af3a
[INFO] running `Command { std: "docker" "start" "-a" "2f45d31cdb58415fc7c43e7705e22025d0e9af9af45b20b0ffbec98a20c0af3a", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.1.0-pre+beta.2` for dependency `mem` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling rustix v0.37.18
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling linux-raw-sys v0.3.6
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling leak_slice v0.2.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling memmap2 v0.5.10
[INFO] [stderr]    Compiling platform-num v0.1.0-aplha.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[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/platform-num-0.1.0-aplha.1/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(step_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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/platform-num-0.1.0-aplha.1/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(trait_alias)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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/platform-num-0.1.0-aplha.1/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(step_trait)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `platform-num` due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2f45d31cdb58415fc7c43e7705e22025d0e9af9af45b20b0ffbec98a20c0af3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f45d31cdb58415fc7c43e7705e22025d0e9af9af45b20b0ffbec98a20c0af3a", kill_on_drop: false }`
[INFO] [stdout] 2f45d31cdb58415fc7c43e7705e22025d0e9af9af45b20b0ffbec98a20c0af3a
