[INFO] cloning repository https://github.com/Colonel-Sandvich/project_euler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Colonel-Sandvich/project_euler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FColonel-Sandvich%2Fproject_euler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FColonel-Sandvich%2Fproject_euler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be94f61ea549d2ee1cb5d85daaaa76b28decf886
[INFO] checking Colonel-Sandvich/project_euler against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FColonel-Sandvich%2Fproject_euler" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Colonel-Sandvich/project_euler
[INFO] finished tweaking git repo https://github.com/Colonel-Sandvich/project_euler
[INFO] tweaked toml for git repo https://github.com/Colonel-Sandvich/project_euler written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Colonel-Sandvich/project_euler 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/Colonel-Sandvich/project_euler 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] 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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 359a985ff45e46307c32ab1f8a6db5d62479c0a89d7ad858b69b633f286966e2
[INFO] running `Command { std: "docker" "start" "-a" "359a985ff45e46307c32ab1f8a6db5d62479c0a89d7ad858b69b633f286966e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "359a985ff45e46307c32ab1f8a6db5d62479c0a89d7ad858b69b633f286966e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "359a985ff45e46307c32ab1f8a6db5d62479c0a89d7ad858b69b633f286966e2", kill_on_drop: false }`
[INFO] [stdout] 359a985ff45e46307c32ab1f8a6db5d62479c0a89d7ad858b69b633f286966e2
[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=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] bc37b732b3dd9bf7d912820355f85639d4db5ab964c9b390b7ed6e92f86a9ee6
[INFO] running `Command { std: "docker" "start" "-a" "bc37b732b3dd9bf7d912820355f85639d4db5ab964c9b390b7ed6e92f86a9ee6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling serde v1.0.214
[INFO] [stderr]    Compiling libc v0.2.162
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking clap_builder v4.5.20
[INFO] [stderr]     Checking oorandom v11.1.4
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking is-terminal v0.4.13
[INFO] [stderr]     Checking regex-automata v0.4.8
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking criterion-plot v0.5.0
[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(iter_map_windows)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling syn v2.0.87
[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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bc37b732b3dd9bf7d912820355f85639d4db5ab964c9b390b7ed6e92f86a9ee6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc37b732b3dd9bf7d912820355f85639d4db5ab964c9b390b7ed6e92f86a9ee6", kill_on_drop: false }`
[INFO] [stdout] bc37b732b3dd9bf7d912820355f85639d4db5ab964c9b390b7ed6e92f86a9ee6
