[INFO] fetching crate lcpc-brakedown-pc 0.1.1...
[INFO] testing lcpc-brakedown-pc-0.1.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate lcpc-brakedown-pc 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate lcpc-brakedown-pc 0.1.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lcpc-brakedown-pc 0.1.1
[INFO] finished tweaking crates.io crate lcpc-brakedown-pc 0.1.1
[INFO] tweaked toml for crates.io crate lcpc-brakedown-pc 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lcpc-2d v0.1.1
[INFO] [stderr]   Downloaded addchain v0.2.0
[INFO] [stderr]   Downloaded ff_derive v0.12.1
[INFO] [stderr]   Downloaded lcpc-test-fields v0.1.1
[INFO] [stderr]   Downloaded ndarray v0.14.0
[INFO] [stderr]   Downloaded ff-derive-num v0.2.0
[INFO] [stderr]   Downloaded sprs v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bbf00dc73e1cd3709d4bd6620a2a6b49424bdd746cf20601e1616ff689f88595
[INFO] running `Command { std: "docker" "start" "-a" "bbf00dc73e1cd3709d4bd6620a2a6b49424bdd746cf20601e1616ff689f88595", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbf00dc73e1cd3709d4bd6620a2a6b49424bdd746cf20601e1616ff689f88595", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbf00dc73e1cd3709d4bd6620a2a6b49424bdd746cf20601e1616ff689f88595", kill_on_drop: false }`
[INFO] [stdout] bbf00dc73e1cd3709d4bd6620a2a6b49424bdd746cf20601e1616ff689f88595
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7958fbbd08cf0d5ca261be63d0a5f1cb67b4de039b3cd3ee0b7038b17851a56f
[INFO] running `Command { std: "docker" "start" "-a" "7958fbbd08cf0d5ca261be63d0a5f1cb67b4de039b3cd3ee0b7038b17851a56f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]    Compiling ndarray v0.14.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling matrixmultiply v0.2.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling alga v0.9.3
[INFO] [stderr]    Compiling addchain v0.2.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling sprs v0.10.0
[INFO] [stderr]    Compiling ff_derive v0.12.1
[INFO] [stderr]    Compiling zeroize v1.7.0
[INFO] [stderr]    Compiling merlin v2.0.1
[INFO] [stderr]    Compiling ff v0.12.1
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling serde_bytes v0.11.14
[INFO] [stderr]    Compiling lcpc-2d v0.1.1
[INFO] [stderr]    Compiling lcpc-brakedown-pc 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:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(test)]
[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 `lcpc-brakedown-pc` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "7958fbbd08cf0d5ca261be63d0a5f1cb67b4de039b3cd3ee0b7038b17851a56f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7958fbbd08cf0d5ca261be63d0a5f1cb67b4de039b3cd3ee0b7038b17851a56f", kill_on_drop: false }`
[INFO] [stdout] 7958fbbd08cf0d5ca261be63d0a5f1cb67b4de039b3cd3ee0b7038b17851a56f
[INFO] testing lcpc-brakedown-pc-0.1.1 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate lcpc-brakedown-pc 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate lcpc-brakedown-pc 0.1.1 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lcpc-brakedown-pc 0.1.1
[INFO] finished tweaking crates.io crate lcpc-brakedown-pc 0.1.1
[INFO] tweaked toml for crates.io crate lcpc-brakedown-pc 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "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-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfe0ff0af96c29531698793974666769e525dd8448ed1328e51834cf4f3dd2ee
[INFO] running `Command { std: "docker" "start" "-a" "dfe0ff0af96c29531698793974666769e525dd8448ed1328e51834cf4f3dd2ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfe0ff0af96c29531698793974666769e525dd8448ed1328e51834cf4f3dd2ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfe0ff0af96c29531698793974666769e525dd8448ed1328e51834cf4f3dd2ee", kill_on_drop: false }`
[INFO] [stdout] dfe0ff0af96c29531698793974666769e525dd8448ed1328e51834cf4f3dd2ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2359c76de50131c7e546080baa7e716d7ac8858ccfbda92d687b0ee231b598eb
[INFO] running `Command { std: "docker" "start" "-a" "2359c76de50131c7e546080baa7e716d7ac8858ccfbda92d687b0ee231b598eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling ndarray v0.14.0
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling matrixmultiply v0.2.4
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling alga v0.9.3
[INFO] [stderr]    Compiling addchain v0.2.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling sprs v0.10.0
[INFO] [stderr]    Compiling ff_derive v0.12.1
[INFO] [stderr]    Compiling zeroize v1.7.0
[INFO] [stderr]    Compiling merlin v2.0.1
[INFO] [stderr]    Compiling ff v0.12.1
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling serde_bytes v0.11.14
[INFO] [stderr]    Compiling lcpc-2d v0.1.1
[INFO] [stderr]    Compiling lcpc-brakedown-pc 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:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(test)]
[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 `lcpc-brakedown-pc` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "2359c76de50131c7e546080baa7e716d7ac8858ccfbda92d687b0ee231b598eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2359c76de50131c7e546080baa7e716d7ac8858ccfbda92d687b0ee231b598eb", kill_on_drop: false }`
[INFO] [stdout] 2359c76de50131c7e546080baa7e716d7ac8858ccfbda92d687b0ee231b598eb
