[INFO] fetching crate aloc 0.1.7...
[INFO] checking aloc-0.1.7 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate aloc 0.1.7 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate aloc 0.1.7
[INFO] finished tweaking crates.io crate aloc 0.1.7
[INFO] tweaked toml for crates.io crate aloc 0.1.7 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate aloc 0.1.7 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 960d90a3ca0e0334dd730d9a3619a6ba889dc5e452af81da28a785481c3f5fc4
[INFO] running `Command { std: "docker" "start" "-a" "960d90a3ca0e0334dd730d9a3619a6ba889dc5e452af81da28a785481c3f5fc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "960d90a3ca0e0334dd730d9a3619a6ba889dc5e452af81da28a785481c3f5fc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "960d90a3ca0e0334dd730d9a3619a6ba889dc5e452af81da28a785481c3f5fc4", kill_on_drop: false }`
[INFO] [stdout] 960d90a3ca0e0334dd730d9a3619a6ba889dc5e452af81da28a785481c3f5fc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51e530b980363a7b9817a65822b060b5151c00f0910aa505885cce42798edb9d
[INFO] running `Command { std: "docker" "start" "-a" "51e530b980363a7b9817a65822b060b5151c00f0910aa505885cce42798edb9d", kill_on_drop: false }`
[INFO] [stderr]     Checking aloc v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ptr`
[INFO] [stdout]   --> src/lib.rs:52:30
[INFO] [stdout]    |
[INFO] [stdout] 52 |     unsafe fn dealloc(&self, ptr: *mut u8, layout: Layout) {}
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_ptr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `layout`
[INFO] [stdout]   --> src/lib.rs:52:44
[INFO] [stdout]    |
[INFO] [stdout] 52 |     unsafe fn dealloc(&self, ptr: *mut u8, layout: Layout) {}
[INFO] [stdout]    |                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_layout`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ptr`
[INFO] [stdout]   --> src/lib.rs:52:30
[INFO] [stdout]    |
[INFO] [stdout] 52 |     unsafe fn dealloc(&self, ptr: *mut u8, layout: Layout) {}
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_ptr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `layout`
[INFO] [stdout]   --> src/lib.rs:52:44
[INFO] [stdout]    |
[INFO] [stdout] 52 |     unsafe fn dealloc(&self, ptr: *mut u8, layout: Layout) {}
[INFO] [stdout]    |                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_layout`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "51e530b980363a7b9817a65822b060b5151c00f0910aa505885cce42798edb9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51e530b980363a7b9817a65822b060b5151c00f0910aa505885cce42798edb9d", kill_on_drop: false }`
[INFO] [stdout] 51e530b980363a7b9817a65822b060b5151c00f0910aa505885cce42798edb9d