[INFO] cloning repository https://github.com/FeanorTheElf/feanor-symbolica
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FeanorTheElf/feanor-symbolica" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFeanorTheElf%2Ffeanor-symbolica", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFeanorTheElf%2Ffeanor-symbolica'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c49e56fb42ddd254734d2b1219d1cd4a0bc4745
[INFO] checking FeanorTheElf/feanor-symbolica against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFeanorTheElf%2Ffeanor-symbolica" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/FeanorTheElf/feanor-symbolica
[INFO] finished tweaking git repo https://github.com/FeanorTheElf/feanor-symbolica
[INFO] tweaked toml for git repo https://github.com/FeanorTheElf/feanor-symbolica written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/FeanorTheElf/feanor-symbolica on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/FeanorTheElf/feanor-symbolica 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tinyjson v2.5.1
[INFO] [stderr]   Downloaded stability v0.2.1
[INFO] [stderr]   Downloaded bytes v1.6.1
[INFO] [stderr]   Downloaded append-only-vec v0.1.5
[INFO] [stderr]   Downloaded feanor-math v2.1.9
[INFO] [stderr]   Downloaded rug v1.23.0
[INFO] [stderr]   Downloaded symbolica v0.8.2
[INFO] [stderr]   Downloaded brotli v5.0.0
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.6.4
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6b6e35718d78da299776dcceedb9b9f751307df12bf68c618c70d767fecf4e2
[INFO] running `Command { std: "docker" "start" "-a" "e6b6e35718d78da299776dcceedb9b9f751307df12bf68c618c70d767fecf4e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6b6e35718d78da299776dcceedb9b9f751307df12bf68c618c70d767fecf4e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6b6e35718d78da299776dcceedb9b9f751307df12bf68c618c70d767fecf4e2", kill_on_drop: false }`
[INFO] [stdout] e6b6e35718d78da299776dcceedb9b9f751307df12bf68c618c70d767fecf4e2
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbf6f81e645af5f8ae4772f17965ef9a3abb5bc3945ae89ec138a0b3500a53fc
[INFO] running `Command { std: "docker" "start" "-a" "fbf6f81e645af5f8ae4772f17965ef9a3abb5bc3945ae89ec138a0b3500a53fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.4
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rug v1.23.0
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]     Checking bytemuck v1.16.1
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]    Compiling symbolica v0.8.2
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking brotli-decompressor v4.0.1
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]     Checking bytes v1.6.1
[INFO] [stderr]     Checking append-only-vec v0.1.5
[INFO] [stderr]     Checking dyn-clone v1.0.17
[INFO] [stderr]     Checking tinyjson v2.5.1
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking safe_arch v0.7.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]     Checking wide v0.7.26
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking brotli v5.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling stability v0.2.1
[INFO] [stderr]     Checking feanor-math v2.1.9
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/feanor-math-2.1.9/src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `feanor-math` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fbf6f81e645af5f8ae4772f17965ef9a3abb5bc3945ae89ec138a0b3500a53fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbf6f81e645af5f8ae4772f17965ef9a3abb5bc3945ae89ec138a0b3500a53fc", kill_on_drop: false }`
[INFO] [stdout] fbf6f81e645af5f8ae4772f17965ef9a3abb5bc3945ae89ec138a0b3500a53fc
