[INFO] cloning repository https://github.com/erickcestari/mining-bitcoin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/erickcestari/mining-bitcoin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferickcestari%2Fmining-bitcoin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferickcestari%2Fmining-bitcoin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e646412e3b9d1569ea724541cb91110942d02318
[INFO] checking erickcestari/mining-bitcoin 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%2Ferickcestari%2Fmining-bitcoin" "/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/erickcestari/mining-bitcoin
[INFO] finished tweaking git repo https://github.com/erickcestari/mining-bitcoin
[INFO] tweaked toml for git repo https://github.com/erickcestari/mining-bitcoin written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/erickcestari/mining-bitcoin 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/erickcestari/mining-bitcoin 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] 16fbf8bf393cb2fb3a59b201714d904120a7df98e2e1b0e7c246bd63a414f3b4
[INFO] running `Command { std: "docker" "start" "-a" "16fbf8bf393cb2fb3a59b201714d904120a7df98e2e1b0e7c246bd63a414f3b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16fbf8bf393cb2fb3a59b201714d904120a7df98e2e1b0e7c246bd63a414f3b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16fbf8bf393cb2fb3a59b201714d904120a7df98e2e1b0e7c246bd63a414f3b4", kill_on_drop: false }`
[INFO] [stdout] 16fbf8bf393cb2fb3a59b201714d904120a7df98e2e1b0e7c246bd63a414f3b4
[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] 6e91bea1f29372548f5afc558e60284e929baf017a6d069965a13009e1021933
[INFO] running `Command { std: "docker" "start" "-a" "6e91bea1f29372548f5afc558e60284e929baf017a6d069965a13009e1021933", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.15
[INFO] [stderr]    Compiling thiserror v2.0.11
[INFO] [stderr]     Checking cpufeatures v0.2.16
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling thiserror-impl v2.0.11
[INFO] [stderr]     Checking mine_block v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<&[u8], Infallible>
[INFO] [stdout]   --> src/block.rs:23:34
[INFO] [stdout]    |
[INFO] [stdout] 23 |             utils::decode_varint(payload[80..].try_into().unwrap()).map_err(|_| {
[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 `mine_block` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<&[u8], Infallible>
[INFO] [stdout]   --> src/block.rs:23:34
[INFO] [stdout]    |
[INFO] [stdout] 23 |             utils::decode_varint(payload[80..].try_into().unwrap()).map_err(|_| {
[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 `mine_block` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "6e91bea1f29372548f5afc558e60284e929baf017a6d069965a13009e1021933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e91bea1f29372548f5afc558e60284e929baf017a6d069965a13009e1021933", kill_on_drop: false }`
[INFO] [stdout] 6e91bea1f29372548f5afc558e60284e929baf017a6d069965a13009e1021933
