[INFO] cloning repository https://github.com/pyc-ycy/StructUse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pyc-ycy/StructUse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpyc-ycy%2FStructUse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpyc-ycy%2FStructUse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1efa0eefcce157720b2f6c779d05b865751b7905
[INFO] testing pyc-ycy/StructUse against try#0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 for pr-137122-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpyc-ycy%2FStructUse" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pyc-ycy/StructUse
[INFO] finished tweaking git repo https://github.com/pyc-ycy/StructUse
[INFO] tweaked toml for git repo https://github.com/pyc-ycy/StructUse written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pyc-ycy/StructUse on toolchain 0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pyc-ycy/StructUse 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" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "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-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1bb2ce7892ff57ff70cfe8b9d3460af2585e67e681db0dd2d3b8f2fe5e181b6
[INFO] running `Command { std: "docker" "start" "-a" "a1bb2ce7892ff57ff70cfe8b9d3460af2585e67e681db0dd2d3b8f2fe5e181b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1bb2ce7892ff57ff70cfe8b9d3460af2585e67e681db0dd2d3b8f2fe5e181b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1bb2ce7892ff57ff70cfe8b9d3460af2585e67e681db0dd2d3b8f2fe5e181b6", kill_on_drop: false }`
[INFO] [stdout] a1bb2ce7892ff57ff70cfe8b9d3460af2585e67e681db0dd2d3b8f2fe5e181b6
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 487df5104cd658de75d168792f097360cee412ea858a0411e45a4956946ca34e
[INFO] running `Command { std: "docker" "start" "-a" "487df5104cd658de75d168792f097360cee412ea858a0411e45a4956946ca34e", kill_on_drop: false }`
[INFO] [stderr]    Compiling StructUse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `width` and `height` are never read
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Rectangle {
[INFO] [stdout]   |        --------- fields in this struct
[INFO] [stdout] 3 |     width: u32,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 4 |     height: u32,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Rectangle` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "487df5104cd658de75d168792f097360cee412ea858a0411e45a4956946ca34e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "487df5104cd658de75d168792f097360cee412ea858a0411e45a4956946ca34e", kill_on_drop: false }`
[INFO] [stdout] 487df5104cd658de75d168792f097360cee412ea858a0411e45a4956946ca34e
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa70c17cc4e36a1db4cfe17245c99d7de15dc8db160a4b18b9fdfb7ea22d6ebc
[INFO] running `Command { std: "docker" "start" "-a" "fa70c17cc4e36a1db4cfe17245c99d7de15dc8db160a4b18b9fdfb7ea22d6ebc", kill_on_drop: false }`
[INFO] [stderr]    Compiling StructUse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `width` and `height` are never read
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Rectangle {
[INFO] [stdout]   |        --------- fields in this struct
[INFO] [stdout] 3 |     width: u32,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 4 |     height: u32,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Rectangle` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "fa70c17cc4e36a1db4cfe17245c99d7de15dc8db160a4b18b9fdfb7ea22d6ebc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa70c17cc4e36a1db4cfe17245c99d7de15dc8db160a4b18b9fdfb7ea22d6ebc", kill_on_drop: false }`
[INFO] [stdout] fa70c17cc4e36a1db4cfe17245c99d7de15dc8db160a4b18b9fdfb7ea22d6ebc
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7fc2128f8d03e24c684f1749a98b456e2045f5a2ba4d53de2b08c2c2d8e83197
[INFO] running `Command { std: "docker" "start" "-a" "7fc2128f8d03e24c684f1749a98b456e2045f5a2ba4d53de2b08c2c2d8e83197", kill_on_drop: false }`
[INFO] [stderr] warning: fields `width` and `height` are never read
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | struct Rectangle {
[INFO] [stderr]   |        --------- fields in this struct
[INFO] [stderr] 3 |     width: u32,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 4 |     height: u32,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Rectangle` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `StructUse` (bin "StructUse" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/StructUse-5ec48e8c4bbc975f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7fc2128f8d03e24c684f1749a98b456e2045f5a2ba4d53de2b08c2c2d8e83197", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fc2128f8d03e24c684f1749a98b456e2045f5a2ba4d53de2b08c2c2d8e83197", kill_on_drop: false }`
[INFO] [stdout] 7fc2128f8d03e24c684f1749a98b456e2045f5a2ba4d53de2b08c2c2d8e83197