[INFO] cloning repository https://github.com/CatinPajama/json-parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CatinPajama/json-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCatinPajama%2Fjson-parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCatinPajama%2Fjson-parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 246543bdb9aef974a82b76ce3af41817576ba68f
[INFO] checking CatinPajama/json-parser/246543bdb9aef974a82b76ce3af41817576ba68f against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCatinPajama%2Fjson-parser" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CatinPajama/json-parser on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CatinPajama/json-parser
[INFO] finished tweaking git repo https://github.com/CatinPajama/json-parser
[INFO] tweaked toml for git repo https://github.com/CatinPajama/json-parser written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/CatinPajama/json-parser 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a9ea91fae472e963f7616ca5192449eecb0aede84f394250a86571328bf1194
[INFO] running `Command { std: "docker" "start" "-a" "9a9ea91fae472e963f7616ca5192449eecb0aede84f394250a86571328bf1194", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a9ea91fae472e963f7616ca5192449eecb0aede84f394250a86571328bf1194", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a9ea91fae472e963f7616ca5192449eecb0aede84f394250a86571328bf1194", kill_on_drop: false }`
[INFO] [stdout] 9a9ea91fae472e963f7616ca5192449eecb0aede84f394250a86571328bf1194
[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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac1dd6d6ee01cae4efef616ed7e558b233d5e930ac836eec7d093bf0c6ebab8b
[INFO] running `Command { std: "docker" "start" "-a" "ac1dd6d6ee01cae4efef616ed7e558b233d5e930ac836eec7d093bf0c6ebab8b", kill_on_drop: false }`
[INFO] [stderr]     Checking json-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]  --> src/parser_combinator.rs:8:38
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl<'a,F,Output> Parser<'a,Output> for F 
[INFO] [stdout]   |      -- lifetime `'a` declared here
[INFO] [stdout] 8 | where F : Fn(&'a str) -> ParserResult<Output>, {
[INFO] [stdout]   |                                      ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]  --> src/parser_combinator.rs:8:38
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl<'a,F,Output> Parser<'a,Output> for F 
[INFO] [stdout]   |      -- lifetime `'a` declared here
[INFO] [stdout] 8 | where F : Fn(&'a str) -> ParserResult<Output>, {
[INFO] [stdout]   |                                      ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "ac1dd6d6ee01cae4efef616ed7e558b233d5e930ac836eec7d093bf0c6ebab8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac1dd6d6ee01cae4efef616ed7e558b233d5e930ac836eec7d093bf0c6ebab8b", kill_on_drop: false }`
[INFO] [stdout] ac1dd6d6ee01cae4efef616ed7e558b233d5e930ac836eec7d093bf0c6ebab8b