[INFO] fetching crate result-like 0.5.1...
[INFO] building result-like-0.5.1 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate result-like 0.5.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate result-like 0.5.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate result-like 0.5.1
[INFO] tweaked toml for crates.io crate result-like 0.5.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate result-like 0.5.1 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate result-like 0.5.1 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded is-macro v0.3.4
[INFO] [stderr]   Downloaded pmutil v0.6.1
[INFO] [stderr]   Downloaded result-like-derive v0.5.1
[INFO] [stderr]   Downloaded unicode-ident v1.0.3
[INFO] [stderr]   Downloaded syn v2.0.43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9505095ca1b2d8a700c8bb0f1c5d4846370a305e4b031b51af6b95b754f2a60e
[INFO] running `Command { std: "docker" "start" "-a" "9505095ca1b2d8a700c8bb0f1c5d4846370a305e4b031b51af6b95b754f2a60e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9505095ca1b2d8a700c8bb0f1c5d4846370a305e4b031b51af6b95b754f2a60e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9505095ca1b2d8a700c8bb0f1c5d4846370a305e4b031b51af6b95b754f2a60e", kill_on_drop: false }`
[INFO] [stdout] 9505095ca1b2d8a700c8bb0f1c5d4846370a305e4b031b51af6b95b754f2a60e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68f7042685e8a37781c6ca4c8cf05380e10d0d1f95e0f47395555d882b3f9504
[INFO] running `Command { std: "docker" "start" "-a" "68f7042685e8a37781c6ca4c8cf05380e10d0d1f95e0f47395555d882b3f9504", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]    Compiling pmutil v0.6.1
[INFO] [stderr]    Compiling result-like-derive v0.5.1
[INFO] [stderr]    Compiling result-like v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.23s
[INFO] running `Command { std: "docker" "inspect" "68f7042685e8a37781c6ca4c8cf05380e10d0d1f95e0f47395555d882b3f9504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68f7042685e8a37781c6ca4c8cf05380e10d0d1f95e0f47395555d882b3f9504", kill_on_drop: false }`
[INFO] [stdout] 68f7042685e8a37781c6ca4c8cf05380e10d0d1f95e0f47395555d882b3f9504
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d77fe4842501d5af1f7038b59117ff7ef5fcb18ba229f390ebac76f1ddfdcbb
[INFO] running `Command { std: "docker" "start" "-a" "4d77fe4842501d5af1f7038b59117ff7ef5fcb18ba229f390ebac76f1ddfdcbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling pmutil v0.6.1
[INFO] [stderr]    Compiling result-like-derive v0.5.1
[INFO] [stderr]    Compiling is-macro v0.3.4
[INFO] [stderr]    Compiling result-like v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `A` is never constructed
[INFO] [stdout]  --> tests/result.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     struct A;
[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 9.86s
[INFO] running `Command { std: "docker" "inspect" "4d77fe4842501d5af1f7038b59117ff7ef5fcb18ba229f390ebac76f1ddfdcbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d77fe4842501d5af1f7038b59117ff7ef5fcb18ba229f390ebac76f1ddfdcbb", kill_on_drop: false }`
[INFO] [stdout] 4d77fe4842501d5af1f7038b59117ff7ef5fcb18ba229f390ebac76f1ddfdcbb