[INFO] cloning repository https://github.com/jprochazk/hebi4
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jprochazk/hebi4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjprochazk%2Fhebi4", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjprochazk%2Fhebi4'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 42d605a305b771c6e74c4a75dfae2454447c28da
[INFO] checking jprochazk/hebi4 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%2Fjprochazk%2Fhebi4" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/jprochazk/hebi4
[INFO] finished tweaking git repo https://github.com/jprochazk/hebi4
[INFO] tweaked toml for git repo https://github.com/jprochazk/hebi4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jprochazk/hebi4 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/jprochazk/hebi4 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4e9ec50249ee0cf39d8b70edea71a8057beb5e11d1dedf473cdb93ec6217d0b2
[INFO] running `Command { std: "docker" "start" "-a" "4e9ec50249ee0cf39d8b70edea71a8057beb5e11d1dedf473cdb93ec6217d0b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e9ec50249ee0cf39d8b70edea71a8057beb5e11d1dedf473cdb93ec6217d0b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e9ec50249ee0cf39d8b70edea71a8057beb5e11d1dedf473cdb93ec6217d0b2", kill_on_drop: false }`
[INFO] [stdout] 4e9ec50249ee0cf39d8b70edea71a8057beb5e11d1dedf473cdb93ec6217d0b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 61142116f3aeb27e9a754932a0579112ae42fb11d82a5ad428f4d9b359546629
[INFO] running `Command { std: "docker" "start" "-a" "61142116f3aeb27e9a754932a0579112ae42fb11d82a5ad428f4d9b359546629", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.105
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling indoc v2.0.6
[INFO] [stderr]    Compiling hebi4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling bumpalo v3.18.1
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]     Checking rustc-hash v2.1.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.105
[INFO] [stderr]     Checking heck v0.5.0
[INFO] [stderr]    Compiling argh_shared v0.1.13
[INFO] [stderr]     Checking rust-fuzzy-search v0.1.1
[INFO] [stderr]     Checking console v0.15.11
[INFO] [stderr]     Checking similar v2.7.0
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]     Checking asmgen v0.1.0 (/opt/rustwide/workdir/asmgen)
[INFO] [stderr]     Checking astgen v0.1.0 (/opt/rustwide/workdir/astgen)
[INFO] [stderr]     Checking insta v1.43.1
[INFO] [stdout] error: this type will no longer be must used: Result<&str, !>
[INFO] [stdout]    --> asmgen/src/main.rs:479:20
[INFO] [stdout]     |
[INFO] [stdout] 479 |       let Ok(name) = parts
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 480 | |         .next()
[INFO] [stdout] 481 | |         .ok_or_else(|| panic!("missing instruction name:\n{s}"));
[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<(&str, &str), !>
[INFO] [stdout]    --> asmgen/src/main.rs:485:30
[INFO] [stdout]     |
[INFO] [stdout] 485 |           let Ok((name, ty)) = next
[INFO] [stdout]     |  ______________________________^
[INFO] [stdout] 486 | |             .split_once(':')
[INFO] [stdout] 487 | |             .ok_or_else(|| panic!("invalid operand {next:?} in instruction:\n{s}"));
[INFO] [stdout]     | |___________________________________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr] error: could not compile `asmgen` (bin "asmgen" test) 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<&str, !>
[INFO] [stdout]    --> asmgen/src/main.rs:479:20
[INFO] [stdout]     |
[INFO] [stdout] 479 |       let Ok(name) = parts
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 480 | |         .next()
[INFO] [stdout] 481 | |         .ok_or_else(|| panic!("missing instruction name:\n{s}"));
[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<(&str, &str), !>
[INFO] [stdout]    --> asmgen/src/main.rs:485:30
[INFO] [stdout]     |
[INFO] [stdout] 485 |           let Ok((name, ty)) = next
[INFO] [stdout]     |  ______________________________^
[INFO] [stdout] 486 | |             .split_once(':')
[INFO] [stdout] 487 | |             .ok_or_else(|| panic!("invalid operand {next:?} in instruction:\n{s}"));
[INFO] [stdout]     | |___________________________________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `asmgen` (bin "asmgen") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "61142116f3aeb27e9a754932a0579112ae42fb11d82a5ad428f4d9b359546629", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61142116f3aeb27e9a754932a0579112ae42fb11d82a5ad428f4d9b359546629", kill_on_drop: false }`
[INFO] [stdout] 61142116f3aeb27e9a754932a0579112ae42fb11d82a5ad428f4d9b359546629
