[INFO] fetching crate rstt 0.0.0...
[INFO] building rstt-0.0.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate rstt 0.0.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate rstt 0.0.0
[INFO] finished tweaking crates.io crate rstt 0.0.0
[INFO] tweaked toml for crates.io crate rstt 0.0.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rstt 0.0.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a143e2382ef6028c7be08f2ea80247488e623c29ad5b743397b86d41b2cd56bc
[INFO] running `Command { std: "docker" "start" "-a" "a143e2382ef6028c7be08f2ea80247488e623c29ad5b743397b86d41b2cd56bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a143e2382ef6028c7be08f2ea80247488e623c29ad5b743397b86d41b2cd56bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a143e2382ef6028c7be08f2ea80247488e623c29ad5b743397b86d41b2cd56bc", kill_on_drop: false }`
[INFO] [stdout] a143e2382ef6028c7be08f2ea80247488e623c29ad5b743397b86d41b2cd56bc
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 445475e70a55cb3c7d33d535991d2872f7eb478afe62439e8fddd5fe0301cba1
[INFO] running `Command { std: "docker" "start" "-a" "445475e70a55cb3c7d33d535991d2872f7eb478afe62439e8fddd5fe0301cba1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rstt v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Unpublished` is never constructed
[INFO] [stdout]  --> src/lib.rs:3:2
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum Version {
[INFO] [stdout]   |      ------- variant in this enum
[INFO] [stdout] 3 |     Unpublished,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Version` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "445475e70a55cb3c7d33d535991d2872f7eb478afe62439e8fddd5fe0301cba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "445475e70a55cb3c7d33d535991d2872f7eb478afe62439e8fddd5fe0301cba1", kill_on_drop: false }`
[INFO] [stdout] 445475e70a55cb3c7d33d535991d2872f7eb478afe62439e8fddd5fe0301cba1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 013fabedea6f9cdf883d0b05e23649e933d03ee1f2e4fd5fb2b6f99882ceabae
[INFO] running `Command { std: "docker" "start" "-a" "013fabedea6f9cdf883d0b05e23649e933d03ee1f2e4fd5fb2b6f99882ceabae", kill_on_drop: false }`
[INFO] [stderr]    Compiling rstt v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Unpublished` is never constructed
[INFO] [stdout]  --> src/lib.rs:3:2
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum Version {
[INFO] [stdout]   |      ------- variant in this enum
[INFO] [stdout] 3 |     Unpublished,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Version` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[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 0.44s
[INFO] running `Command { std: "docker" "inspect" "013fabedea6f9cdf883d0b05e23649e933d03ee1f2e4fd5fb2b6f99882ceabae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "013fabedea6f9cdf883d0b05e23649e933d03ee1f2e4fd5fb2b6f99882ceabae", kill_on_drop: false }`
[INFO] [stdout] 013fabedea6f9cdf883d0b05e23649e933d03ee1f2e4fd5fb2b6f99882ceabae