[INFO] fetching crate tygress 0.1.1...
[INFO] testing tygress-0.1.1 against 1.69.0 for beta-1.70-1
[INFO] extracting crate tygress 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate tygress 0.1.1 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 tygress 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tygress 0.1.1
[INFO] tweaked toml for crates.io crate tygress 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate tygress 0.1.1 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 nix v0.23.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7521a361fae72d811b32ae95d735d1a798e8aace2ccac7d448a2b5352a52d779
[INFO] running `Command { std: "docker" "start" "-a" "7521a361fae72d811b32ae95d735d1a798e8aace2ccac7d448a2b5352a52d779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7521a361fae72d811b32ae95d735d1a798e8aace2ccac7d448a2b5352a52d779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7521a361fae72d811b32ae95d735d1a798e8aace2ccac7d448a2b5352a52d779", kill_on_drop: false }`
[INFO] [stdout] 7521a361fae72d811b32ae95d735d1a798e8aace2ccac7d448a2b5352a52d779
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7d7a973687f03fa21043010f2ff8f23429fa04e71dc7e91aa94dde148d4ec17a
[INFO] running `Command { std: "docker" "start" "-a" "7d7a973687f03fa21043010f2ff8f23429fa04e71dc7e91aa94dde148d4ec17a", kill_on_drop: false }`
[INFO] [stderr]    Compiling tygress v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "7d7a973687f03fa21043010f2ff8f23429fa04e71dc7e91aa94dde148d4ec17a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d7a973687f03fa21043010f2ff8f23429fa04e71dc7e91aa94dde148d4ec17a", kill_on_drop: false }`
[INFO] [stdout] 7d7a973687f03fa21043010f2ff8f23429fa04e71dc7e91aa94dde148d4ec17a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 589a5e64a873fe79ecb4201d44777d575f8462a39ce4afb07bd2ac91bc7ccf1e
[INFO] running `Command { std: "docker" "start" "-a" "589a5e64a873fe79ecb4201d44777d575f8462a39ce4afb07bd2ac91bc7ccf1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling tygress v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> examples/bench.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(bench_black_box)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `bench_black_box` has been stable since 1.66.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> examples/bench.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(bench_black_box)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tygress` due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "589a5e64a873fe79ecb4201d44777d575f8462a39ce4afb07bd2ac91bc7ccf1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "589a5e64a873fe79ecb4201d44777d575f8462a39ce4afb07bd2ac91bc7ccf1e", kill_on_drop: false }`
[INFO] [stdout] 589a5e64a873fe79ecb4201d44777d575f8462a39ce4afb07bd2ac91bc7ccf1e
