[INFO] fetching crate vim-foldtree 0.1.0...
[INFO] testing vim-foldtree-0.1.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate vim-foldtree 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate vim-foldtree 0.1.0
[INFO] finished tweaking crates.io crate vim-foldtree 0.1.0
[INFO] tweaked toml for crates.io crate vim-foldtree 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vim-foldtree 0.1.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate vim-foldtree 0.1.0 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" "+b83b707f97d809763b7861afa7638871f3339a33" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ec58bf89ff5efb228a848a882e1c9a9f181749f3abed4c917cd4bf9b7dea9e6
[INFO] running `Command { std: "docker" "start" "-a" "7ec58bf89ff5efb228a848a882e1c9a9f181749f3abed4c917cd4bf9b7dea9e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ec58bf89ff5efb228a848a882e1c9a9f181749f3abed4c917cd4bf9b7dea9e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ec58bf89ff5efb228a848a882e1c9a9f181749f3abed4c917cd4bf9b7dea9e6", kill_on_drop: false }`
[INFO] [stdout] 7ec58bf89ff5efb228a848a882e1c9a9f181749f3abed4c917cd4bf9b7dea9e6
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87d9f047ca25f7fe6246ca36fe7106e21efee7d1bb4b8630556a3b9d70bdb9a0
[INFO] running `Command { std: "docker" "start" "-a" "87d9f047ca25f7fe6246ca36fe7106e21efee7d1bb4b8630556a3b9d70bdb9a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling regex v1.7.1
[INFO] [stderr]    Compiling vim-foldtree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |   IndentedText(u32),
[INFO] [stdout]    |   ------------ ^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LineKind` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 11 -   IndentedText(u32),
[INFO] [stdout] 11 +   IndentedText(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.09s
[INFO] running `Command { std: "docker" "inspect" "87d9f047ca25f7fe6246ca36fe7106e21efee7d1bb4b8630556a3b9d70bdb9a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87d9f047ca25f7fe6246ca36fe7106e21efee7d1bb4b8630556a3b9d70bdb9a0", kill_on_drop: false }`
[INFO] [stdout] 87d9f047ca25f7fe6246ca36fe7106e21efee7d1bb4b8630556a3b9d70bdb9a0
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1fa1ded895e777afb2747829806f13a8a30763c5dda7ba7947ca21931964d1ba
[INFO] running `Command { std: "docker" "start" "-a" "1fa1ded895e777afb2747829806f13a8a30763c5dda7ba7947ca21931964d1ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling vim-foldtree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |   IndentedText(u32),
[INFO] [stdout]    |   ------------ ^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LineKind` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 11 -   IndentedText(u32),
[INFO] [stdout] 11 +   IndentedText(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "1fa1ded895e777afb2747829806f13a8a30763c5dda7ba7947ca21931964d1ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fa1ded895e777afb2747829806f13a8a30763c5dda7ba7947ca21931964d1ba", kill_on_drop: false }`
[INFO] [stdout] 1fa1ded895e777afb2747829806f13a8a30763c5dda7ba7947ca21931964d1ba
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e6a94eae4f11c1a8a2f92816f1f637ac16331784278f71680c4a3758265188d4
[INFO] running `Command { std: "docker" "start" "-a" "e6a94eae4f11c1a8a2f92816f1f637ac16331784278f71680c4a3758265188d4", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/main.rs:11:16
[INFO] [stderr]    |
[INFO] [stderr] 11 |   IndentedText(u32),
[INFO] [stderr]    |   ------------ ^^^
[INFO] [stderr]    |   |
[INFO] [stderr]    |   field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `LineKind` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 11 -   IndentedText(u32),
[INFO] [stderr] 11 +   IndentedText(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `vim-foldtree` (bin "vim-foldtree" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/vim_foldtree-cd904417da762c5b)
[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" "e6a94eae4f11c1a8a2f92816f1f637ac16331784278f71680c4a3758265188d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6a94eae4f11c1a8a2f92816f1f637ac16331784278f71680c4a3758265188d4", kill_on_drop: false }`
[INFO] [stdout] e6a94eae4f11c1a8a2f92816f1f637ac16331784278f71680c4a3758265188d4