[INFO] cloning repository https://github.com/kaubu/jbl_calc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kaubu/jbl_calc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaubu%2Fjbl_calc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaubu%2Fjbl_calc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 117a37d491ad4fa66f2b46db7e0f43085c36a09d
[INFO] checking kaubu/jbl_calc 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%2Fkaubu%2Fjbl_calc" "/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/kaubu/jbl_calc
[INFO] finished tweaking git repo https://github.com/kaubu/jbl_calc
[INFO] tweaked toml for git repo https://github.com/kaubu/jbl_calc written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kaubu/jbl_calc 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/kaubu/jbl_calc 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-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] c0b2551967c8a3d0c8c3cf742489118b45d8f4a45b7f719e7fadb5913dfe48b4
[INFO] running `Command { std: "docker" "start" "-a" "c0b2551967c8a3d0c8c3cf742489118b45d8f4a45b7f719e7fadb5913dfe48b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0b2551967c8a3d0c8c3cf742489118b45d8f4a45b7f719e7fadb5913dfe48b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0b2551967c8a3d0c8c3cf742489118b45d8f4a45b7f719e7fadb5913dfe48b4", kill_on_drop: false }`
[INFO] [stdout] c0b2551967c8a3d0c8c3cf742489118b45d8f4a45b7f719e7fadb5913dfe48b4
[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] f1dceaad6f52f16d18fc25a525e78d9d76cb25c600e1dc71515ada082354aa51
[INFO] running `Command { std: "docker" "start" "-a" "f1dceaad6f52f16d18fc25a525e78d9d76cb25c600e1dc71515ada082354aa51", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]     Checking tramp v0.3.0
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.1.4
[INFO] [stderr]     Checking clap v3.1.6
[INFO] [stderr]     Checking jbl_calc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `jbl_calc` (bin "jbl_calc") due to 1 previous error
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | /     /// Mode of the program.
[INFO] [stdout] 12 | |     /// Modes:
[INFO] [stdout] 13 | |     /// time.
[INFO] [stdout] 14 | |     /// Time - Gets the remaining time from the battery percentage
[INFO] [stdout] 15 | |     #[clap(short, long)]
[INFO] [stdout] 16 | |     mode: String,
[INFO] [stdout]    | |________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | /     /// Mode of the program.
[INFO] [stdout] 12 | |     /// Modes:
[INFO] [stdout] 13 | |     /// time.
[INFO] [stdout] 14 | |     /// Time - Gets the remaining time from the battery percentage
[INFO] [stdout] 15 | |     #[clap(short, long)]
[INFO] [stdout] 16 | |     mode: String,
[INFO] [stdout]    | |________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jbl_calc` (bin "jbl_calc" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "f1dceaad6f52f16d18fc25a525e78d9d76cb25c600e1dc71515ada082354aa51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1dceaad6f52f16d18fc25a525e78d9d76cb25c600e1dc71515ada082354aa51", kill_on_drop: false }`
[INFO] [stdout] f1dceaad6f52f16d18fc25a525e78d9d76cb25c600e1dc71515ada082354aa51