[INFO] fetching crate lst 0.1.0...
[INFO] testing lst-0.1.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate lst 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate lst 0.1.0
[INFO] finished tweaking crates.io crate lst 0.1.0
[INFO] tweaked toml for crates.io crate lst 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lst 0.1.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79574c39b62fec48ca6ea312744862ba0a2769bdc99b9b2dc238d9e3c6d3d8be
[INFO] running `Command { std: "docker" "start" "-a" "79574c39b62fec48ca6ea312744862ba0a2769bdc99b9b2dc238d9e3c6d3d8be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79574c39b62fec48ca6ea312744862ba0a2769bdc99b9b2dc238d9e3c6d3d8be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79574c39b62fec48ca6ea312744862ba0a2769bdc99b9b2dc238d9e3c6d3d8be", kill_on_drop: false }`
[INFO] [stdout] 79574c39b62fec48ca6ea312744862ba0a2769bdc99b9b2dc238d9e3c6d3d8be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2914b5a5ff63147a11894a2e34d5415c68d70216467ca784be14ac6cab489d47
[INFO] running `Command { std: "docker" "start" "-a" "2914b5a5ff63147a11894a2e34d5415c68d70216467ca784be14ac6cab489d47", kill_on_drop: false }`
[INFO] [stderr]    Compiling lst v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `LstError` is never constructed
[INFO] [stdout]   --> src/lib.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct LstError;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "2914b5a5ff63147a11894a2e34d5415c68d70216467ca784be14ac6cab489d47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2914b5a5ff63147a11894a2e34d5415c68d70216467ca784be14ac6cab489d47", kill_on_drop: false }`
[INFO] [stdout] 2914b5a5ff63147a11894a2e34d5415c68d70216467ca784be14ac6cab489d47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 922b5d22b37b85bdb5dbbfc8c8133c89a88df8366e8cb2fef09e6206d9d1bdf7
[INFO] running `Command { std: "docker" "start" "-a" "922b5d22b37b85bdb5dbbfc8c8133c89a88df8366e8cb2fef09e6206d9d1bdf7", kill_on_drop: false }`
[INFO] [stdout] warning: struct `LstError` is never constructed
[INFO] [stdout]   --> src/lib.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct LstError;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling lst v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `LstError` is never constructed
[INFO] [stdout]   --> src/lib.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct LstError;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "922b5d22b37b85bdb5dbbfc8c8133c89a88df8366e8cb2fef09e6206d9d1bdf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "922b5d22b37b85bdb5dbbfc8c8133c89a88df8366e8cb2fef09e6206d9d1bdf7", kill_on_drop: false }`
[INFO] [stdout] 922b5d22b37b85bdb5dbbfc8c8133c89a88df8366e8cb2fef09e6206d9d1bdf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fe768983952afc4f94d18a30328b502971c0b068776f631d579ca311e27a7575
[INFO] running `Command { std: "docker" "start" "-a" "fe768983952afc4f94d18a30328b502971c0b068776f631d579ca311e27a7575", kill_on_drop: false }`
[INFO] [stderr] warning: struct `LstError` is never constructed
[INFO] [stderr]   --> src/lib.rs:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 | struct LstError;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `lst` (lib) generated 1 warning
[INFO] [stderr] warning: `lst` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lst-65c86088dfb56fc3)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests lst
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - ls (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fe768983952afc4f94d18a30328b502971c0b068776f631d579ca311e27a7575", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe768983952afc4f94d18a30328b502971c0b068776f631d579ca311e27a7575", kill_on_drop: false }`
[INFO] [stdout] fe768983952afc4f94d18a30328b502971c0b068776f631d579ca311e27a7575