[INFO] cloning repository https://github.com/xr1s/exercise
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xr1s/exercise" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxr1s%2Fexercise", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxr1s%2Fexercise'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6b007404fcdb3d00f3f95aeb9ca00d4568a0c3a3
[INFO] checking xr1s/exercise against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxr1s%2Fexercise" "/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/xr1s/exercise
[INFO] finished tweaking git repo https://github.com/xr1s/exercise
[INFO] tweaked toml for git repo https://github.com/xr1s/exercise written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/xr1s/exercise 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 74 packages to latest compatible versions
[INFO] [stderr]       Adding bit-vec v0.6.3 (available: v0.9.1)
[INFO] [stderr]       Adding float_eq v0.6.1 (available: v1.0.1)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[INFO] [stderr]       Adding itertools v0.13.0 (available: v0.14.0)
[INFO] [stderr]       Adding num-derive v0.3.3 (available: v0.4.2)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[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] warning: /workspace/builds/worker-0-tc1/source/Cargo.toml: `edition` is set on library `algorithm` which is deprecated
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded timeit v0.1.2
[INFO] [stderr]   Downloaded float_eq v0.6.1
[INFO] [stderr]   Downloaded bit-set v0.10.0
[INFO] [stderr]   Downloaded english-numbers v0.3.3
[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] 9d4ab8bd3115091ac429a787a3ea6f627b377752f1a97e54536f758e1584d016
[INFO] running `Command { std: "docker" "start" "-a" "9d4ab8bd3115091ac429a787a3ea6f627b377752f1a97e54536f758e1584d016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d4ab8bd3115091ac429a787a3ea6f627b377752f1a97e54536f758e1584d016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d4ab8bd3115091ac429a787a3ea6f627b377752f1a97e54536f758e1584d016", kill_on_drop: false }`
[INFO] [stdout] 9d4ab8bd3115091ac429a787a3ea6f627b377752f1a97e54536f758e1584d016
[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] fc51011ff955e17f02ddf1cfc0448702ac706c515f2b4d237cf49580190fbaff
[INFO] running `Command { std: "docker" "start" "-a" "fc51011ff955e17f02ddf1cfc0448702ac706c515f2b4d237cf49580190fbaff", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/Cargo.toml: `edition` is set on library `algorithm` which is deprecated
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking bit-vec v0.9.1
[INFO] [stderr]     Checking english-numbers v0.3.3
[INFO] [stderr]     Checking float_eq v0.6.1
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking timeit v0.1.2
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking bit-set v0.10.0
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking chrono v0.4.44
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking exercise v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking ProjectEuler v0.1.0 (/opt/rustwide/workdir/Project Euler)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> Project Euler/37/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(isqrt)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `lazy_cell` has been stable since 1.80.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> Project Euler/37/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(lazy_cell)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `isqrt` has been stable since 1.84.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> Project Euler/37/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(isqrt)]
[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 `ProjectEuler` (bin "37") due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fc51011ff955e17f02ddf1cfc0448702ac706c515f2b4d237cf49580190fbaff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc51011ff955e17f02ddf1cfc0448702ac706c515f2b4d237cf49580190fbaff", kill_on_drop: false }`
[INFO] [stdout] fc51011ff955e17f02ddf1cfc0448702ac706c515f2b4d237cf49580190fbaff
