[INFO] cloning repository https://github.com/Adi-df/index_alloc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Adi-df/index_alloc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdi-df%2Findex_alloc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdi-df%2Findex_alloc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 51d7e58e02ac1ae25ee12f0d51be0dc5a1059274
[INFO] checking Adi-df/index_alloc against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdi-df%2Findex_alloc" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Adi-df/index_alloc on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Adi-df/index_alloc
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/Adi-df/index_alloc
[INFO] tweaked toml for git repo https://github.com/Adi-df/index_alloc written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Adi-df/index_alloc 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c20dbdac64103e27c878869d956c7c16f6b9588cec234585c35b3fcee9ced8d5
[INFO] running `Command { std: "docker" "start" "-a" "c20dbdac64103e27c878869d956c7c16f6b9588cec234585c35b3fcee9ced8d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c20dbdac64103e27c878869d956c7c16f6b9588cec234585c35b3fcee9ced8d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c20dbdac64103e27c878869d956c7c16f6b9588cec234585c35b3fcee9ced8d5", kill_on_drop: false }`
[INFO] [stdout] c20dbdac64103e27c878869d956c7c16f6b9588cec234585c35b3fcee9ced8d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d94cf20a20b01e07149a79bf2966e0ba31940cb39eba05ca7fe6f1d75d60b50
[INFO] running `Command { std: "docker" "start" "-a" "3d94cf20a20b01e07149a79bf2966e0ba31940cb39eba05ca7fe6f1d75d60b50", kill_on_drop: false }`
[INFO] [stderr]     Checking index_alloc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `new_weak` is never used
[INFO] [stdout]   --> examples/rc_graph.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<'a, T> Link<'a, T> {
[INFO] [stdout]    | ----------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 18 |     fn new_weak(node: Weak<'a, Node<'a, T>, MEMORY_SIZE, INDEX_SIZE>) -> Self {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "3d94cf20a20b01e07149a79bf2966e0ba31940cb39eba05ca7fe6f1d75d60b50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d94cf20a20b01e07149a79bf2966e0ba31940cb39eba05ca7fe6f1d75d60b50", kill_on_drop: false }`
[INFO] [stdout] 3d94cf20a20b01e07149a79bf2966e0ba31940cb39eba05ca7fe6f1d75d60b50