[INFO] cloning repository https://github.com/LMA9/anon_chat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LMA9/anon_chat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLMA9%2Fanon_chat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLMA9%2Fanon_chat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ec52c084b34f3c381f52605f8116eda399532eb
[INFO] checking LMA9/anon_chat/8ec52c084b34f3c381f52605f8116eda399532eb against master#a3f76a26e045a760bb1163b7eab36872985242d5 for pr-130930
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLMA9%2Fanon_chat" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LMA9/anon_chat on toolchain a3f76a26e045a760bb1163b7eab36872985242d5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LMA9/anon_chat
[INFO] finished tweaking git repo https://github.com/LMA9/anon_chat
[INFO] tweaked toml for git repo https://github.com/LMA9/anon_chat written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/LMA9/anon_chat 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" "+a3f76a26e045a760bb1163b7eab36872985242d5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d65c7252e2fa2eac59190ac44475865107e253138342cb5e581ee2e10fbf509
[INFO] running `Command { std: "docker" "start" "-a" "4d65c7252e2fa2eac59190ac44475865107e253138342cb5e581ee2e10fbf509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d65c7252e2fa2eac59190ac44475865107e253138342cb5e581ee2e10fbf509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d65c7252e2fa2eac59190ac44475865107e253138342cb5e581ee2e10fbf509", kill_on_drop: false }`
[INFO] [stdout] 4d65c7252e2fa2eac59190ac44475865107e253138342cb5e581ee2e10fbf509
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c9bf7908f6a3050e4fe59ac77c24b2ebc75c5ea04c28d09c5f9e15334af86c7
[INFO] running `Command { std: "docker" "start" "-a" "3c9bf7908f6a3050e4fe59ac77c24b2ebc75c5ea04c28d09c5f9e15334af86c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking anon_chats v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `chat_id` is never read
[INFO] [stdout]    --> src/chat.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 151 | struct Message {
[INFO] [stdout]     |        ------- field in this struct
[INFO] [stdout] 152 |     chat_id: u64,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Message` has derived impls for the traits `Debug` and `Clone`, but these are 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: field `chat_id` is never read
[INFO] [stdout]    --> src/chat.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 151 | struct Message {
[INFO] [stdout]     |        ------- field in this struct
[INFO] [stdout] 152 |     chat_id: u64,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Message` has derived impls for the traits `Debug` and `Clone`, but these are 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.19s
[INFO] running `Command { std: "docker" "inspect" "3c9bf7908f6a3050e4fe59ac77c24b2ebc75c5ea04c28d09c5f9e15334af86c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c9bf7908f6a3050e4fe59ac77c24b2ebc75c5ea04c28d09c5f9e15334af86c7", kill_on_drop: false }`
[INFO] [stdout] 3c9bf7908f6a3050e4fe59ac77c24b2ebc75c5ea04c28d09c5f9e15334af86c7