[INFO] fetching crate abci2 0.1.3...
[INFO] testing abci2-0.1.3 against 1.69.0 for beta-1.70-1
[INFO] extracting crate abci2 0.1.3 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate abci2 0.1.3 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 abci2 0.1.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate abci2 0.1.3
[INFO] tweaked toml for crates.io crate abci2 0.1.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate abci2 0.1.3 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror-impl v1.0.31
[INFO] [stderr]   Downloaded bytes v1.1.0
[INFO] [stderr]   Downloaded num-derive v0.3.3
[INFO] [stderr]   Downloaded prost-types v0.10.1
[INFO] [stderr]   Downloaded unicode-ident v1.0.1
[INFO] [stderr]   Downloaded flex-error v0.4.4
[INFO] [stderr]   Downloaded num-traits v0.2.15
[INFO] [stderr]   Downloaded thiserror v1.0.31
[INFO] [stderr]   Downloaded proc-macro2 v1.0.40
[INFO] [stderr]   Downloaded time v0.3.11
[INFO] [stderr]   Downloaded serde v1.0.139
[INFO] [stderr]   Downloaded anyhow v1.0.58
[INFO] [stderr]   Downloaded paste v1.0.7
[INFO] [stderr]   Downloaded prost-derive v0.10.1
[INFO] [stderr]   Downloaded serde_bytes v0.11.6
[INFO] [stderr]   Downloaded num_threads v0.1.6
[INFO] [stderr]   Downloaded syn v1.0.98
[INFO] [stderr]   Downloaded either v1.7.0
[INFO] [stderr]   Downloaded itertools v0.10.3
[INFO] [stderr]   Downloaded zeroize v1.5.6
[INFO] [stderr]   Downloaded libc v0.2.126
[INFO] [stderr]   Downloaded tendermint-proto v0.23.7
[INFO] [stderr]   Downloaded time-macros v0.2.4
[INFO] [stderr]   Downloaded quote v1.0.20
[INFO] [stderr]   Downloaded prost v0.10.4
[INFO] [stderr]   Downloaded serde_derive v1.0.139
[INFO] [stderr]   Downloaded subtle-encoding v0.5.1
[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] 15cfc7ade06dbf90b3653f82844b78bcd7edb18292b88f60105780f2dbb716ef
[INFO] running `Command { std: "docker" "start" "-a" "15cfc7ade06dbf90b3653f82844b78bcd7edb18292b88f60105780f2dbb716ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15cfc7ade06dbf90b3653f82844b78bcd7edb18292b88f60105780f2dbb716ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15cfc7ade06dbf90b3653f82844b78bcd7edb18292b88f60105780f2dbb716ef", kill_on_drop: false }`
[INFO] [stdout] 15cfc7ade06dbf90b3653f82844b78bcd7edb18292b88f60105780f2dbb716ef
[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] 0c6f0a21f99ccfc6a2bfcbe821dd2a4da0a67715d714cc59141f06f5ea457d67
[INFO] running `Command { std: "docker" "start" "-a" "0c6f0a21f99ccfc6a2bfcbe821dd2a4da0a67715d714cc59141f06f5ea457d67", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]    Compiling either v1.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.139
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde v1.0.139
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling zeroize v1.5.6
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling subtle-encoding v0.5.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling flex-error v0.4.4
[INFO] [stderr]    Compiling time v0.3.11
[INFO] [stderr]    Compiling prost-derive v0.10.1
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling thiserror v1.0.31
[INFO] [stderr]    Compiling prost v0.10.4
[INFO] [stderr]    Compiling prost-types v0.10.1
[INFO] [stderr]    Compiling serde_bytes v0.11.6
[INFO] [stderr]    Compiling tendermint-proto v0.23.7
[INFO] [stderr]    Compiling abci2 v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(trait_alias)]
[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 `abci2` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0c6f0a21f99ccfc6a2bfcbe821dd2a4da0a67715d714cc59141f06f5ea457d67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c6f0a21f99ccfc6a2bfcbe821dd2a4da0a67715d714cc59141f06f5ea457d67", kill_on_drop: false }`
[INFO] [stdout] 0c6f0a21f99ccfc6a2bfcbe821dd2a4da0a67715d714cc59141f06f5ea457d67
