[INFO] cloning repository https://github.com/Trard/rust-neovim-314
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Trard/rust-neovim-314" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrard%2Frust-neovim-314", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrard%2Frust-neovim-314'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 460e8b7024c4c4a647b955076a873394d142c86a
[INFO] testing Trard/rust-neovim-314 against try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrard%2Frust-neovim-314" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Trard/rust-neovim-314
[INFO] finished tweaking git repo https://github.com/Trard/rust-neovim-314
[INFO] tweaked toml for git repo https://github.com/Trard/rust-neovim-314 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Trard/rust-neovim-314 on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Trard/rust-neovim-314 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" "+9f93af291970322f4f1c6315ccde4d7078201159" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 453c038915f14fc0403ec9048c3cea204f50986f231ba87a8c0ae75a9fef1ca8
[INFO] running `Command { std: "docker" "start" "-a" "453c038915f14fc0403ec9048c3cea204f50986f231ba87a8c0ae75a9fef1ca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "453c038915f14fc0403ec9048c3cea204f50986f231ba87a8c0ae75a9fef1ca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "453c038915f14fc0403ec9048c3cea204f50986f231ba87a8c0ae75a9fef1ca8", kill_on_drop: false }`
[INFO] [stdout] 453c038915f14fc0403ec9048c3cea204f50986f231ba87a8c0ae75a9fef1ca8
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e36a81a4302858b706b81d92990790a0c97f4c7b0dae102728218c7525ab4b6a
[INFO] running `Command { std: "docker" "start" "-a" "e36a81a4302858b706b81d92990790a0c97f4c7b0dae102728218c7525ab4b6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Foo` is never constructed
[INFO] [stdout]  --> src/foo.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Foo;
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Qux` is never constructed
[INFO] [stdout]  --> src/bar/qux.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Qux;
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "e36a81a4302858b706b81d92990790a0c97f4c7b0dae102728218c7525ab4b6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e36a81a4302858b706b81d92990790a0c97f4c7b0dae102728218c7525ab4b6a", kill_on_drop: false }`
[INFO] [stdout] e36a81a4302858b706b81d92990790a0c97f4c7b0dae102728218c7525ab4b6a
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac0ca81499d6c88f1d681776225ffc322746eac9bbecdc3f7f0e5a5c770c557e
[INFO] running `Command { std: "docker" "start" "-a" "ac0ca81499d6c88f1d681776225ffc322746eac9bbecdc3f7f0e5a5c770c557e", kill_on_drop: false }`
[INFO] [stderr]    Compiling playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Foo` is never constructed
[INFO] [stdout]  --> src/foo.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Foo;
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Qux` is never constructed
[INFO] [stdout]  --> src/bar/qux.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Qux;
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "ac0ca81499d6c88f1d681776225ffc322746eac9bbecdc3f7f0e5a5c770c557e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac0ca81499d6c88f1d681776225ffc322746eac9bbecdc3f7f0e5a5c770c557e", kill_on_drop: false }`
[INFO] [stdout] ac0ca81499d6c88f1d681776225ffc322746eac9bbecdc3f7f0e5a5c770c557e
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 50d1d7223b84cd78757c6a5bb12dde2fbdcff220ce9701fa5726d3b2a21ca506
[INFO] running `Command { std: "docker" "start" "-a" "50d1d7223b84cd78757c6a5bb12dde2fbdcff220ce9701fa5726d3b2a21ca506", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Foo` is never constructed
[INFO] [stderr]  --> src/foo.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Foo;
[INFO] [stderr]   |            ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Qux` is never constructed
[INFO] [stderr]  --> src/bar/qux.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Qux;
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `playground` (bin "playground" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/playground-6233d35ea24d5e41)
[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" "50d1d7223b84cd78757c6a5bb12dde2fbdcff220ce9701fa5726d3b2a21ca506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50d1d7223b84cd78757c6a5bb12dde2fbdcff220ce9701fa5726d3b2a21ca506", kill_on_drop: false }`
[INFO] [stdout] 50d1d7223b84cd78757c6a5bb12dde2fbdcff220ce9701fa5726d3b2a21ca506