[INFO] cloning repository https://github.com/BoraArseven/RustProject
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BoraArseven/RustProject" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoraArseven%2FRustProject", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoraArseven%2FRustProject'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9cad18ceed10b730745f0dbe02eb9c109ad8a338
[INFO] checking BoraArseven/RustProject against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoraArseven%2FRustProject" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/BoraArseven/RustProject
[INFO] finished tweaking git repo https://github.com/BoraArseven/RustProject
[INFO] tweaked toml for git repo https://github.com/BoraArseven/RustProject written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/BoraArseven/RustProject on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/BoraArseven/RustProject 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7bb33c21bcfb387b38fe5f6a2f59f39a24456d29febeac45477a379069643c0
[INFO] running `Command { std: "docker" "start" "-a" "a7bb33c21bcfb387b38fe5f6a2f59f39a24456d29febeac45477a379069643c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7bb33c21bcfb387b38fe5f6a2f59f39a24456d29febeac45477a379069643c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7bb33c21bcfb387b38fe5f6a2f59f39a24456d29febeac45477a379069643c0", kill_on_drop: false }`
[INFO] [stdout] a7bb33c21bcfb387b38fe5f6a2f59f39a24456d29febeac45477a379069643c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 686841e01acc3ff08eda90ed1ac0cc2cd20f3ba690406809dd1bb7ba5aa52812
[INFO] running `Command { std: "docker" "start" "-a" "686841e01acc3ff08eda90ed1ac0cc2cd20f3ba690406809dd1bb7ba5aa52812", kill_on_drop: false }`
[INFO] [stderr]     Checking untitled v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/data_analysis.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |             _ => continue,
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/data_analysis.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             Request::GET => counts[0] += 1,
[INFO] [stdout]    |             ------------ matches some of the same values
[INFO] [stdout] 18 |             Request::POST => counts[1] += 1,
[INFO] [stdout]    |             ------------- matches some of the same values
[INFO] [stdout] 19 |             Request::DELETE => counts[2] += 1,
[INFO] [stdout]    |             --------------- matches some of the same values
[INFO] [stdout] 20 |             Request::PUT => counts[3] += 1,
[INFO] [stdout]    |             ------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 23 |             _ => continue,
[INFO] [stdout]    |             ^ ...and 1 other patterns collectively make this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/logfile_parser.rs:106:24
[INFO] [stdout]     |
[INFO] [stdout] 106 |             timestamp: "None".parse().unwrap(),
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/logfile_parser.rs:108:27
[INFO] [stdout]     |
[INFO] [stdout] 108 |             endpoint_url: "Error".parse().unwrap(),
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `untitled` (bin "untitled" test) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/data_analysis.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |             _ => continue,
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/data_analysis.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             Request::GET => counts[0] += 1,
[INFO] [stdout]    |             ------------ matches some of the same values
[INFO] [stdout] 18 |             Request::POST => counts[1] += 1,
[INFO] [stdout]    |             ------------- matches some of the same values
[INFO] [stdout] 19 |             Request::DELETE => counts[2] += 1,
[INFO] [stdout]    |             --------------- matches some of the same values
[INFO] [stdout] 20 |             Request::PUT => counts[3] += 1,
[INFO] [stdout]    |             ------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 23 |             _ => continue,
[INFO] [stdout]    |             ^ ...and 1 other patterns collectively make this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/logfile_parser.rs:106:24
[INFO] [stdout]     |
[INFO] [stdout] 106 |             timestamp: "None".parse().unwrap(),
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/logfile_parser.rs:108:27
[INFO] [stdout]     |
[INFO] [stdout] 108 |             endpoint_url: "Error".parse().unwrap(),
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `untitled` (bin "untitled") due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "686841e01acc3ff08eda90ed1ac0cc2cd20f3ba690406809dd1bb7ba5aa52812", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "686841e01acc3ff08eda90ed1ac0cc2cd20f3ba690406809dd1bb7ba5aa52812", kill_on_drop: false }`
[INFO] [stdout] 686841e01acc3ff08eda90ed1ac0cc2cd20f3ba690406809dd1bb7ba5aa52812
