[INFO] cloning repository https://github.com/SB-gh3/Rust-Graphing-Calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SB-gh3/Rust-Graphing-Calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSB-gh3%2FRust-Graphing-Calculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSB-gh3%2FRust-Graphing-Calculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 43160aa09ad5612a8c9c7fcc13e6b650fcdc5782
[INFO] checking SB-gh3/Rust-Graphing-Calculator 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%2FSB-gh3%2FRust-Graphing-Calculator" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SB-gh3/Rust-Graphing-Calculator
[INFO] finished tweaking git repo https://github.com/SB-gh3/Rust-Graphing-Calculator
[INFO] tweaked toml for git repo https://github.com/SB-gh3/Rust-Graphing-Calculator written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SB-gh3/Rust-Graphing-Calculator 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/SB-gh3/Rust-Graphing-Calculator 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] 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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08ef228a7665c8f0dc24925c163e47382f468ac47c3bcdb9516fb7346f9aa558
[INFO] running `Command { std: "docker" "start" "-a" "08ef228a7665c8f0dc24925c163e47382f468ac47c3bcdb9516fb7346f9aa558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08ef228a7665c8f0dc24925c163e47382f468ac47c3bcdb9516fb7346f9aa558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08ef228a7665c8f0dc24925c163e47382f468ac47c3bcdb9516fb7346f9aa558", kill_on_drop: false }`
[INFO] [stdout] 08ef228a7665c8f0dc24925c163e47382f468ac47c3bcdb9516fb7346f9aa558
[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 -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] ca09a1af568a104f8a6038b5c0022c68db99314de17666fb34649fbf9ef3976a
[INFO] running `Command { std: "docker" "start" "-a" "ca09a1af568a104f8a6038b5c0022c68db99314de17666fb34649fbf9ef3976a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking fastrand v2.1.1
[INFO] [stderr]     Checking tempfile v3.13.0
[INFO] [stderr]     Checking gnuplot v0.0.43
[INFO] [stderr]     Checking graph-plotting v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:129:27
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let ch : String = input.trim().parse().expect("Invalid input");
[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/main.rs:153:31
[INFO] [stdout]     |
[INFO] [stdout] 153 |             let ch : String = input.trim().parse().expect("Invalid input");
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `graph-plotting` (bin "graph-plotting") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:129:27
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let ch : String = input.trim().parse().expect("Invalid input");
[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/main.rs:153:31
[INFO] [stdout]     |
[INFO] [stdout] 153 |             let ch : String = input.trim().parse().expect("Invalid input");
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `graph-plotting` (bin "graph-plotting" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ca09a1af568a104f8a6038b5c0022c68db99314de17666fb34649fbf9ef3976a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca09a1af568a104f8a6038b5c0022c68db99314de17666fb34649fbf9ef3976a", kill_on_drop: false }`
[INFO] [stdout] ca09a1af568a104f8a6038b5c0022c68db99314de17666fb34649fbf9ef3976a