[INFO] cloning repository https://github.com/Psmths/t2json
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Psmths/t2json" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPsmths%2Ft2json", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPsmths%2Ft2json'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4fb299ee15f33a2b6d14cb6dbce6e44c6ef30b7d
[INFO] checking Psmths/t2json/4fb299ee15f33a2b6d14cb6dbce6e44c6ef30b7d against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPsmths%2Ft2json" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Psmths/t2json on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Psmths/t2json
[INFO] finished tweaking git repo https://github.com/Psmths/t2json
[INFO] tweaked toml for git repo https://github.com/Psmths/t2json written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Psmths/t2json 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b547ef6b2b2defa4ca13d02482907ed8236e1e560d0671124e89048d103d869c
[INFO] running `Command { std: "docker" "start" "-a" "b547ef6b2b2defa4ca13d02482907ed8236e1e560d0671124e89048d103d869c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b547ef6b2b2defa4ca13d02482907ed8236e1e560d0671124e89048d103d869c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b547ef6b2b2defa4ca13d02482907ed8236e1e560d0671124e89048d103d869c", kill_on_drop: false }`
[INFO] [stdout] b547ef6b2b2defa4ca13d02482907ed8236e1e560d0671124e89048d103d869c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96c1baeb21f70572499161891faae668dca28a0f6940dd404dd73285cdcbca0a
[INFO] running `Command { std: "docker" "start" "-a" "96c1baeb21f70572499161891faae668dca28a0f6940dd404dd73285cdcbca0a", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking t2json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct DnsLog {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 11 |     timestamp: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 12 |     client_address: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 13 |     protocol: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 14 |     qname: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 15 |     qtype: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 16 |     qclass: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 17 |     rcode: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 18 |     answer: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DnsLog` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct DnsLog {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 11 |     timestamp: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 12 |     client_address: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 13 |     protocol: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 14 |     qname: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 15 |     qtype: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 16 |     qclass: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 17 |     rcode: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 18 |     answer: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DnsLog` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 6.03s
[INFO] running `Command { std: "docker" "inspect" "96c1baeb21f70572499161891faae668dca28a0f6940dd404dd73285cdcbca0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96c1baeb21f70572499161891faae668dca28a0f6940dd404dd73285cdcbca0a", kill_on_drop: false }`
[INFO] [stdout] 96c1baeb21f70572499161891faae668dca28a0f6940dd404dd73285cdcbca0a