[INFO] cloning repository https://github.com/JoshMcguigan/cost-of-indirection [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JoshMcguigan/cost-of-indirection" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoshMcguigan%2Fcost-of-indirection", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoshMcguigan%2Fcost-of-indirection'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9cb37bd172aa53fae36c0e55d6742839e8bcef02 [INFO] checking JoshMcguigan/cost-of-indirection against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoshMcguigan%2Fcost-of-indirection" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/JoshMcguigan/cost-of-indirection [INFO] finished tweaking git repo https://github.com/JoshMcguigan/cost-of-indirection [INFO] tweaked toml for git repo https://github.com/JoshMcguigan/cost-of-indirection written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/JoshMcguigan/cost-of-indirection on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/JoshMcguigan/cost-of-indirection 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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 983006b03b1ca5341b7013e94b935474594d0eb9e9cd82d1199c690aa9376c45 [INFO] running `Command { std: "docker" "start" "-a" "983006b03b1ca5341b7013e94b935474594d0eb9e9cd82d1199c690aa9376c45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "983006b03b1ca5341b7013e94b935474594d0eb9e9cd82d1199c690aa9376c45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "983006b03b1ca5341b7013e94b935474594d0eb9e9cd82d1199c690aa9376c45", kill_on_drop: false }` [INFO] [stdout] 983006b03b1ca5341b7013e94b935474594d0eb9e9cd82d1199c690aa9376c45 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b2f7fbc8a9bf1bf566ad53284b47378b60585aa2da99a7e9185e081afe484496 [INFO] running `Command { std: "docker" "start" "-a" "b2f7fbc8a9bf1bf566ad53284b47378b60585aa2da99a7e9185e081afe484496", kill_on_drop: false }` [INFO] [stderr] Checking cost-of-indirection v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `OddFinderTwo` is never constructed [INFO] [stdout] --> src/bin/trait_object_black_box.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | struct OddFinderTwo; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `OddFinderTwo` is never constructed [INFO] [stdout] --> src/bin/generic.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | struct OddFinderTwo; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: feature `test` is declared but not used [INFO] [stdout] --> src/bin/trait_object_black_box.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(test)] [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `OddFinderTwo` is never constructed [INFO] [stdout] --> src/bin/generic.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | struct OddFinderTwo; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `OddFinderTwo` is never constructed [INFO] [stdout] --> src/bin/trait_object.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 40 | struct OddFinderTwo; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `OddFinderTwo` is never constructed [INFO] [stdout] --> src/bin/boxed_trait_object.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 40 | struct OddFinderTwo; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `OddFinderTwo` is never constructed [INFO] [stdout] --> src/bin/trait_object.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 40 | struct OddFinderTwo; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `OddFinderTwo` is never constructed [INFO] [stdout] --> src/bin/boxed_trait_object.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 40 | struct OddFinderTwo; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `OddFinderTwo` is never constructed [INFO] [stdout] --> src/bin/trait_object_black_box.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | struct OddFinderTwo; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: feature `test` is declared but not used [INFO] [stdout] --> src/bin/trait_object_black_box.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(test)] [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s [INFO] running `Command { std: "docker" "inspect" "b2f7fbc8a9bf1bf566ad53284b47378b60585aa2da99a7e9185e081afe484496", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2f7fbc8a9bf1bf566ad53284b47378b60585aa2da99a7e9185e081afe484496", kill_on_drop: false }` [INFO] [stdout] b2f7fbc8a9bf1bf566ad53284b47378b60585aa2da99a7e9185e081afe484496