[INFO] fetching crate path2 0.1.0...
[INFO] building path2-0.1.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate path2 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate path2 0.1.0
[INFO] finished tweaking crates.io crate path2 0.1.0
[INFO] tweaked toml for crates.io crate path2 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate path2 0.1.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e790f9afe91574e0cd2e27c28e7a46ed31c9ec6e319b332f4234216e878576b8
[INFO] running `Command { std: "docker" "start" "-a" "e790f9afe91574e0cd2e27c28e7a46ed31c9ec6e319b332f4234216e878576b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e790f9afe91574e0cd2e27c28e7a46ed31c9ec6e319b332f4234216e878576b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e790f9afe91574e0cd2e27c28e7a46ed31c9ec6e319b332f4234216e878576b8", kill_on_drop: false }`
[INFO] [stdout] e790f9afe91574e0cd2e27c28e7a46ed31c9ec6e319b332f4234216e878576b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5158f78a191b93124cbfbb7f8537ba7d6eddcf8183ba7544ade5cf4b08014e8
[INFO] running `Command { std: "docker" "start" "-a" "a5158f78a191b93124cbfbb7f8537ba7d6eddcf8183ba7544ade5cf4b08014e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling path2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `PathBuf` is never constructed
[INFO] [stdout]  --> src/lib.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct PathBuf(std::path::PathBuf);
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `root` are never used
[INFO] [stdout]   --> src/lib.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl PathBuf {
[INFO] [stdout]    | ------------ associated functions in this implementation
[INFO] [stdout]  8 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub fn root() -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "a5158f78a191b93124cbfbb7f8537ba7d6eddcf8183ba7544ade5cf4b08014e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5158f78a191b93124cbfbb7f8537ba7d6eddcf8183ba7544ade5cf4b08014e8", kill_on_drop: false }`
[INFO] [stdout] a5158f78a191b93124cbfbb7f8537ba7d6eddcf8183ba7544ade5cf4b08014e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f118cdd3508a0625df0ee162709f19a721320627069ab8840ffbcd1329613a0e
[INFO] running `Command { std: "docker" "start" "-a" "f118cdd3508a0625df0ee162709f19a721320627069ab8840ffbcd1329613a0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling path2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `PathBuf` is never constructed
[INFO] [stdout]  --> src/lib.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct PathBuf(std::path::PathBuf);
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `root` are never used
[INFO] [stdout]   --> src/lib.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl PathBuf {
[INFO] [stdout]    | ------------ associated functions in this implementation
[INFO] [stdout]  8 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub fn root() -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/lib.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl PathBuf {
[INFO] [stdout]   | ------------ associated function in this implementation
[INFO] [stdout] 8 |     pub fn new() -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "f118cdd3508a0625df0ee162709f19a721320627069ab8840ffbcd1329613a0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f118cdd3508a0625df0ee162709f19a721320627069ab8840ffbcd1329613a0e", kill_on_drop: false }`
[INFO] [stdout] f118cdd3508a0625df0ee162709f19a721320627069ab8840ffbcd1329613a0e