[INFO] fetching crate lcrs 0.1.1...
[INFO] testing lcrs-0.1.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate lcrs 0.1.1 into /workspace/builds/worker-2-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-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lcrs 0.1.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52cc34a41839627598a1b494373456fc4e3d85f1ab6aa8c13980cd6aec2ffc30
[INFO] running `Command { std: "docker" "start" "-a" "52cc34a41839627598a1b494373456fc4e3d85f1ab6aa8c13980cd6aec2ffc30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52cc34a41839627598a1b494373456fc4e3d85f1ab6aa8c13980cd6aec2ffc30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52cc34a41839627598a1b494373456fc4e3d85f1ab6aa8c13980cd6aec2ffc30", kill_on_drop: false }`
[INFO] [stdout] 52cc34a41839627598a1b494373456fc4e3d85f1ab6aa8c13980cd6aec2ffc30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8aff8f77d44ec1b3d535f9953e9dc9fd17d978b99a25e0ad8a7aac8e5791c9b6
[INFO] running `Command { std: "docker" "start" "-a" "8aff8f77d44ec1b3d535f9953e9dc9fd17d978b99a25e0ad8a7aac8e5791c9b6", 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "8aff8f77d44ec1b3d535f9953e9dc9fd17d978b99a25e0ad8a7aac8e5791c9b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8aff8f77d44ec1b3d535f9953e9dc9fd17d978b99a25e0ad8a7aac8e5791c9b6", kill_on_drop: false }`
[INFO] [stdout] 8aff8f77d44ec1b3d535f9953e9dc9fd17d978b99a25e0ad8a7aac8e5791c9b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 167503da66b25a9ab1593727e4dc31162842fa5cb97e6e78fd1e031e5c7528a5
[INFO] running `Command { std: "docker" "start" "-a" "167503da66b25a9ab1593727e4dc31162842fa5cb97e6e78fd1e031e5c7528a5", 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "167503da66b25a9ab1593727e4dc31162842fa5cb97e6e78fd1e031e5c7528a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "167503da66b25a9ab1593727e4dc31162842fa5cb97e6e78fd1e031e5c7528a5", kill_on_drop: false }`
[INFO] [stdout] 167503da66b25a9ab1593727e4dc31162842fa5cb97e6e78fd1e031e5c7528a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e422ae6354bde63ad13a3fc3379ca48e951f1acbe057165366e2020d800e38bb
[INFO] running `Command { std: "docker" "start" "-a" "e422ae6354bde63ad13a3fc3379ca48e951f1acbe057165366e2020d800e38bb", 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)]` (part of `#[warn(unused)]`) 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 0.03s
[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" "e422ae6354bde63ad13a3fc3379ca48e951f1acbe057165366e2020d800e38bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e422ae6354bde63ad13a3fc3379ca48e951f1acbe057165366e2020d800e38bb", kill_on_drop: false }`
[INFO] [stdout] e422ae6354bde63ad13a3fc3379ca48e951f1acbe057165366e2020d800e38bb