[INFO] fetching crate worst-executor 0.1.1...
[INFO] testing worst-executor-0.1.1 against 1.76.0 for beta-1.77-1
[INFO] extracting crate worst-executor 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate worst-executor 0.1.1 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate worst-executor 0.1.1
[INFO] finished tweaking crates.io crate worst-executor 0.1.1
[INFO] tweaked toml for crates.io crate worst-executor 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c495c3abb64907429969724ea42d608efed7bebd76d939abccbf4e5589bcfee1
[INFO] running `Command { std: "docker" "start" "-a" "c495c3abb64907429969724ea42d608efed7bebd76d939abccbf4e5589bcfee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c495c3abb64907429969724ea42d608efed7bebd76d939abccbf4e5589bcfee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c495c3abb64907429969724ea42d608efed7bebd76d939abccbf4e5589bcfee1", kill_on_drop: false }`
[INFO] [stdout] c495c3abb64907429969724ea42d608efed7bebd76d939abccbf4e5589bcfee1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e4acd53b2e90bdf19800037a50d6ec80552f4380b8f6f1ff5a4a177b1dd18e2
[INFO] running `Command { std: "docker" "start" "-a" "4e4acd53b2e90bdf19800037a50d6ec80552f4380b8f6f1ff5a4a177b1dd18e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling worst-executor v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> src/lib.rs:100:12
[INFO] [stdout]     |
[INFO] [stdout] 100 | #![feature(const_waker)]
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 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 `worst-executor` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "4e4acd53b2e90bdf19800037a50d6ec80552f4380b8f6f1ff5a4a177b1dd18e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e4acd53b2e90bdf19800037a50d6ec80552f4380b8f6f1ff5a4a177b1dd18e2", kill_on_drop: false }`
[INFO] [stdout] 4e4acd53b2e90bdf19800037a50d6ec80552f4380b8f6f1ff5a4a177b1dd18e2
[INFO] testing worst-executor-0.1.1 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate worst-executor 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate worst-executor 0.1.1 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate worst-executor 0.1.1
[INFO] finished tweaking crates.io crate worst-executor 0.1.1
[INFO] tweaked toml for crates.io crate worst-executor 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4400aec1c20ea591de2c6a6b21f5b52cd136bd553664994c1bc6f1605d59e83
[INFO] running `Command { std: "docker" "start" "-a" "c4400aec1c20ea591de2c6a6b21f5b52cd136bd553664994c1bc6f1605d59e83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4400aec1c20ea591de2c6a6b21f5b52cd136bd553664994c1bc6f1605d59e83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4400aec1c20ea591de2c6a6b21f5b52cd136bd553664994c1bc6f1605d59e83", kill_on_drop: false }`
[INFO] [stdout] c4400aec1c20ea591de2c6a6b21f5b52cd136bd553664994c1bc6f1605d59e83
[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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 603423884d7f5c46f8debb5e04ad010003b70c95bfaccd2d17e9004005662b1f
[INFO] running `Command { std: "docker" "start" "-a" "603423884d7f5c46f8debb5e04ad010003b70c95bfaccd2d17e9004005662b1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling worst-executor v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]    --> src/lib.rs:100:12
[INFO] [stdout]     |
[INFO] [stdout] 100 | #![feature(const_waker)]
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 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 `worst-executor` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "603423884d7f5c46f8debb5e04ad010003b70c95bfaccd2d17e9004005662b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "603423884d7f5c46f8debb5e04ad010003b70c95bfaccd2d17e9004005662b1f", kill_on_drop: false }`
[INFO] [stdout] 603423884d7f5c46f8debb5e04ad010003b70c95bfaccd2d17e9004005662b1f
