[INFO] cloning repository https://github.com/katsyoshi/ltsv-parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/katsyoshi/ltsv-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkatsyoshi%2Fltsv-parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkatsyoshi%2Fltsv-parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d2c144dbecd774edf37e725c3beb9fa08b7dac1b
[INFO] checking katsyoshi/ltsv-parser against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkatsyoshi%2Fltsv-parser" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/katsyoshi/ltsv-parser on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/katsyoshi/ltsv-parser
[INFO] finished tweaking git repo https://github.com/katsyoshi/ltsv-parser
[INFO] tweaked toml for git repo https://github.com/katsyoshi/ltsv-parser written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/katsyoshi/ltsv-parser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81c040a22d2ce56477bb73ea4539267f14677cd9e1df4084205697a6f7b54965
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "81c040a22d2ce56477bb73ea4539267f14677cd9e1df4084205697a6f7b54965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81c040a22d2ce56477bb73ea4539267f14677cd9e1df4084205697a6f7b54965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81c040a22d2ce56477bb73ea4539267f14677cd9e1df4084205697a6f7b54965", kill_on_drop: false }`
[INFO] [stdout] 81c040a22d2ce56477bb73ea4539267f14677cd9e1df4084205697a6f7b54965
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c6867b580cd36a950e361a1529916773c7ae41abc05a7c59ce6e48e8a598caf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8c6867b580cd36a950e361a1529916773c7ae41abc05a7c59ce6e48e8a598caf", kill_on_drop: false }`
[INFO] [stderr]     Checking ltsv-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no function or associated item named `key_value` found for struct `LTSVParser` in the current scope
[INFO] [stdout]    --> src/main.rs:108:48
[INFO] [stdout]     |
[INFO] [stdout] 12  | struct LTSVParser {
[INFO] [stdout]     | ----------------- function or associated item `key_value` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 108 |         assert_eq!(("key", "val"), LTSVParser::key_value("key:val"));
[INFO] [stdout]     |                                                ^^^^^^^^^ function or associated item not found in `LTSVParser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/main.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |         assert_eq!(r, LTSVParser::parse(line));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `BTreeMap`, found enum `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `BTreeMap<String, String>`
[INFO] [stdout]                  found enum `Result<LTSVParser, std::io::Error>`
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ltsv-parser`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "8c6867b580cd36a950e361a1529916773c7ae41abc05a7c59ce6e48e8a598caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c6867b580cd36a950e361a1529916773c7ae41abc05a7c59ce6e48e8a598caf", kill_on_drop: false }`
[INFO] [stdout] 8c6867b580cd36a950e361a1529916773c7ae41abc05a7c59ce6e48e8a598caf