[INFO] fetching crate sorted_containers 0.1.1...
[INFO] checking sorted_containers-0.1.1 against master#2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4 for pr-84385
[INFO] extracting crate sorted_containers 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate sorted_containers 0.1.1 on toolchain 2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sorted_containers 0.1.1
[INFO] finished tweaking crates.io crate sorted_containers 0.1.1
[INFO] tweaked toml for crates.io crate sorted_containers 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4bcad6f551607eeb49504ca34cd5a0434ff21fec6324805cabdafb29e1f72cf
[INFO] running `Command { std: "docker" "start" "-a" "e4bcad6f551607eeb49504ca34cd5a0434ff21fec6324805cabdafb29e1f72cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4bcad6f551607eeb49504ca34cd5a0434ff21fec6324805cabdafb29e1f72cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4bcad6f551607eeb49504ca34cd5a0434ff21fec6324805cabdafb29e1f72cf", kill_on_drop: false }`
[INFO] [stdout] e4bcad6f551607eeb49504ca34cd5a0434ff21fec6324805cabdafb29e1f72cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d237190dbb8e8db62f83477ee081618b79cfb31fc74c587bc9edbfac1caa922
[INFO] running `Command { std: "docker" "start" "-a" "1d237190dbb8e8db62f83477ee081618b79cfb31fc74c587bc9edbfac1caa922", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking sorted_containers v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `index` and `half` are never read
[INFO] [stdout]   --> src/sorted_vec/vector.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub struct SortedVec<T: Ord> {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9  |     index: PosIndex,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     half: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SortedVec` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `index` and `half` are never read
[INFO] [stdout]   --> src/sorted_vec/vector.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub struct SortedVec<T: Ord> {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9  |     index: PosIndex,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     half: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SortedVec` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vec`
[INFO] [stdout]   --> benches/sorted_vec.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let vec = sorted.into_vec();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.68s
[INFO] running `Command { std: "docker" "inspect" "1d237190dbb8e8db62f83477ee081618b79cfb31fc74c587bc9edbfac1caa922", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d237190dbb8e8db62f83477ee081618b79cfb31fc74c587bc9edbfac1caa922", kill_on_drop: false }`
[INFO] [stdout] 1d237190dbb8e8db62f83477ee081618b79cfb31fc74c587bc9edbfac1caa922