[INFO] cloning repository https://github.com/ozan2003/project_euler_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ozan2003/project_euler_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fozan2003%2Fproject_euler_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fozan2003%2Fproject_euler_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e4ae115a9f5eaab00aa919fe2774633284028c3c
[INFO] checking ozan2003/project_euler_rs against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fozan2003%2Fproject_euler_rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-6-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/ozan2003/project_euler_rs
[INFO] finished tweaking git repo https://github.com/ozan2003/project_euler_rs
[INFO] tweaked toml for git repo https://github.com/ozan2003/project_euler_rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ozan2003/project_euler_rs 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/ozan2003/project_euler_rs 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dashu-macros v0.4.1
[INFO] [stderr]   Downloaded permutohedron v0.2.4
[INFO] [stderr]   Downloaded dashu v0.4.2
[INFO] [stderr]   Downloaded cached_proc_macro_types v0.1.1
[INFO] [stderr]   Downloaded cached_proc_macro v0.24.0
[INFO] [stderr]   Downloaded dashu-base v0.4.1
[INFO] [stderr]   Downloaded dashu-ratio v0.4.1
[INFO] [stderr]   Downloaded dashu-float v0.4.3
[INFO] [stderr]   Downloaded cached v0.55.1
[INFO] [stderr]   Downloaded dashu-int v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 92d4fb9316992ed1731742e8ab64c49ff470727bfda3aee00ec7121d8b28ef63
[INFO] running `Command { std: "docker" "start" "-a" "92d4fb9316992ed1731742e8ab64c49ff470727bfda3aee00ec7121d8b28ef63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92d4fb9316992ed1731742e8ab64c49ff470727bfda3aee00ec7121d8b28ef63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92d4fb9316992ed1731742e8ab64c49ff470727bfda3aee00ec7121d8b28ef63", kill_on_drop: false }`
[INFO] [stdout] 92d4fb9316992ed1731742e8ab64c49ff470727bfda3aee00ec7121d8b28ef63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a11e1a02cecf7a735268d76b17f2c0d978db6ebe10503c7bae05084e4436f5c1
[INFO] running `Command { std: "docker" "start" "-a" "a11e1a02cecf7a735268d76b17f2c0d978db6ebe10503c7bae05084e4436f5c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling dashu-base v0.4.1
[INFO] [stderr]    Compiling num-modular v0.6.1
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking cached_proc_macro_types v0.1.1
[INFO] [stderr]     Checking permutohedron v0.2.4
[INFO] [stderr]     Checking num-order v1.2.0
[INFO] [stderr]    Compiling dashu-int v0.4.1
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking fraction v0.15.3
[INFO] [stderr]     Checking getrandom v0.3.2
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.0
[INFO] [stderr]     Checking dashu-float v0.4.3
[INFO] [stderr]    Compiling dashu-ratio v0.4.1
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling dashu-macros v0.4.1
[INFO] [stderr]     Checking dashu v0.4.2
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]     Checking thiserror v2.0.12
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling cached_proc_macro v0.24.0
[INFO] [stderr]     Checking cached v0.55.1
[INFO] [stderr]     Checking project_euler v0.1.0 (/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(gen_blocks)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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(gen_blocks)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `project_euler` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `project_euler` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "a11e1a02cecf7a735268d76b17f2c0d978db6ebe10503c7bae05084e4436f5c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a11e1a02cecf7a735268d76b17f2c0d978db6ebe10503c7bae05084e4436f5c1", kill_on_drop: false }`
[INFO] [stdout] a11e1a02cecf7a735268d76b17f2c0d978db6ebe10503c7bae05084e4436f5c1
