[INFO] fetching crate lcrs 0.1.1...
[INFO] testing lcrs-0.1.1 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate lcrs 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate lcrs 0.1.1
[INFO] finished tweaking crates.io crate lcrs 0.1.1
[INFO] tweaked toml for crates.io crate lcrs 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lcrs 0.1.1 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] crate crates.io crate lcrs 0.1.1 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 90e392126b9efd3af132f883514ed2af1a79f73ec196a04a46338fe738e80ba9
[INFO] running `Command { std: "docker" "start" "-a" "90e392126b9efd3af132f883514ed2af1a79f73ec196a04a46338fe738e80ba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90e392126b9efd3af132f883514ed2af1a79f73ec196a04a46338fe738e80ba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90e392126b9efd3af132f883514ed2af1a79f73ec196a04a46338fe738e80ba9", kill_on_drop: false }`
[INFO] [stdout] 90e392126b9efd3af132f883514ed2af1a79f73ec196a04a46338fe738e80ba9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 64e848c6b099ab9ba8b86399fa73b465999887d4b36344e4428a18951041ff68
[INFO] running `Command { std: "docker" "start" "-a" "64e848c6b099ab9ba8b86399fa73b465999887d4b36344e4428a18951041ff68", kill_on_drop: false }`
[INFO] [stderr]    Compiling lcrs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `add` is never used
[INFO] [stdout]    --> src/ulc.rs:291:12
[INFO] [stdout]     |
[INFO] [stdout] 291 |     pub fn add() -> Expr {
[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 0.45s
[INFO] running `Command { std: "docker" "inspect" "64e848c6b099ab9ba8b86399fa73b465999887d4b36344e4428a18951041ff68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64e848c6b099ab9ba8b86399fa73b465999887d4b36344e4428a18951041ff68", kill_on_drop: false }`
[INFO] [stdout] 64e848c6b099ab9ba8b86399fa73b465999887d4b36344e4428a18951041ff68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ac6c1f18ff4b4bcf3fad0c57c077aa432c8b4afea43c9ad7c2c4ff5ffef929a3
[INFO] running `Command { std: "docker" "start" "-a" "ac6c1f18ff4b4bcf3fad0c57c077aa432c8b4afea43c9ad7c2c4ff5ffef929a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling lcrs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `add` is never used
[INFO] [stdout]    --> src/ulc.rs:291:12
[INFO] [stdout]     |
[INFO] [stdout] 291 |     pub fn add() -> Expr {
[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 0.31s
[INFO] running `Command { std: "docker" "inspect" "ac6c1f18ff4b4bcf3fad0c57c077aa432c8b4afea43c9ad7c2c4ff5ffef929a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac6c1f18ff4b4bcf3fad0c57c077aa432c8b4afea43c9ad7c2c4ff5ffef929a3", kill_on_drop: false }`
[INFO] [stdout] ac6c1f18ff4b4bcf3fad0c57c077aa432c8b4afea43c9ad7c2c4ff5ffef929a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d5035d779491f4a3d359f80312863363e8ebc3a45b5fa05ea2d21276fed9c3ac
[INFO] running `Command { std: "docker" "start" "-a" "d5035d779491f4a3d359f80312863363e8ebc3a45b5fa05ea2d21276fed9c3ac", kill_on_drop: false }`
[INFO] [stderr] warning: function `add` is never used
[INFO] [stderr]    --> src/ulc.rs:291:12
[INFO] [stderr]     |
[INFO] [stderr] 291 |     pub fn add() -> Expr {
[INFO] [stderr]     |            ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `lcrs` (bin "ulc" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/ulc.rs (/opt/rustwide/target/debug/deps/ulc-7574afb774f70eb6)
[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" "d5035d779491f4a3d359f80312863363e8ebc3a45b5fa05ea2d21276fed9c3ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5035d779491f4a3d359f80312863363e8ebc3a45b5fa05ea2d21276fed9c3ac", kill_on_drop: false }`
[INFO] [stdout] d5035d779491f4a3d359f80312863363e8ebc3a45b5fa05ea2d21276fed9c3ac