[INFO] cloning repository https://github.com/wasm-data-structures/red-black-tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wasm-data-structures/red-black-tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwasm-data-structures%2Fred-black-tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwasm-data-structures%2Fred-black-tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed83cf69671e10961ccb1024a54db16cc946b42d
[INFO] checking wasm-data-structures/red-black-tree against master#cb06d12710575a0d7ff71d6fe108f3bcff4f9195 for pr-128425-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwasm-data-structures%2Fred-black-tree" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wasm-data-structures/red-black-tree on toolchain cb06d12710575a0d7ff71d6fe108f3bcff4f9195
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cb06d12710575a0d7ff71d6fe108f3bcff4f9195" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wasm-data-structures/red-black-tree
[INFO] finished tweaking git repo https://github.com/wasm-data-structures/red-black-tree
[INFO] tweaked toml for git repo https://github.com/wasm-data-structures/red-black-tree written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/wasm-data-structures/red-black-tree 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" "+cb06d12710575a0d7ff71d6fe108f3bcff4f9195" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+cb06d12710575a0d7ff71d6fe108f3bcff4f9195" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b59534877e0c680f3e8ada47b88d25782659fc796c498d2d4b17969eb9a4c366
[INFO] running `Command { std: "docker" "start" "-a" "b59534877e0c680f3e8ada47b88d25782659fc796c498d2d4b17969eb9a4c366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b59534877e0c680f3e8ada47b88d25782659fc796c498d2d4b17969eb9a4c366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b59534877e0c680f3e8ada47b88d25782659fc796c498d2d4b17969eb9a4c366", kill_on_drop: false }`
[INFO] [stdout] b59534877e0c680f3e8ada47b88d25782659fc796c498d2d4b17969eb9a4c366
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+cb06d12710575a0d7ff71d6fe108f3bcff4f9195" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f587df864fdd1a39b60061c325a284b7884eb30ecd83f8f35bf7a1da7560e489
[INFO] running `Command { std: "docker" "start" "-a" "f587df864fdd1a39b60061c325a284b7884eb30ecd83f8f35bf7a1da7560e489", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking red-black-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(lang_items, start)]
[INFO] [stdout]   |                        ^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: not portable enough and never RFC'd
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(lang_items, start)]
[INFO] [stdout]   |                        ^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: not portable enough and never RFC'd
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `start` in this scope
[INFO] [stdout]  --> src/main.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[start]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `lang_items` is internal to the compiler or standard library
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(lang_items, start)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `red-black-tree` (bin "red-black-tree") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `red-black-tree` (bin "red-black-tree" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "f587df864fdd1a39b60061c325a284b7884eb30ecd83f8f35bf7a1da7560e489", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f587df864fdd1a39b60061c325a284b7884eb30ecd83f8f35bf7a1da7560e489", kill_on_drop: false }`
[INFO] [stdout] f587df864fdd1a39b60061c325a284b7884eb30ecd83f8f35bf7a1da7560e489
