[INFO] cloning repository https://github.com/dwalker109/protohackers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dwalker109/protohackers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdwalker109%2Fprotohackers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdwalker109%2Fprotohackers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d509f5f91ae1d2a73589d727cadc4447ddb41d6
[INFO] checking dwalker109/protohackers 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%2Fdwalker109%2Fprotohackers" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dwalker109/protohackers
[INFO] finished tweaking git repo https://github.com/dwalker109/protohackers
[INFO] tweaked toml for git repo https://github.com/dwalker109/protohackers written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dwalker109/protohackers 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/dwalker109/protohackers 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 241a44bb193a524c76700f27e6f0d7c86f8529fa02d542499a278c0f6d459b3d
[INFO] running `Command { std: "docker" "start" "-a" "241a44bb193a524c76700f27e6f0d7c86f8529fa02d542499a278c0f6d459b3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "241a44bb193a524c76700f27e6f0d7c86f8529fa02d542499a278c0f6d459b3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "241a44bb193a524c76700f27e6f0d7c86f8529fa02d542499a278c0f6d459b3d", kill_on_drop: false }`
[INFO] [stdout] 241a44bb193a524c76700f27e6f0d7c86f8529fa02d542499a278c0f6d459b3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 2d8b574a1a1fca1c2e9e44881d19d7ad82117ad35f2e498b5ed539a2a6f4c5f5
[INFO] running `Command { std: "docker" "start" "-a" "2d8b574a1a1fca1c2e9e44881d19d7ad82117ad35f2e498b5ed539a2a6f4c5f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking pin-project-lite v0.2.12
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]    Compiling serde_derive v1.0.183
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking parking_lot_core v0.9.3
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking socket2 v0.5.3
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking futures-channel v0.3.25
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]    Compiling async-trait v0.1.58
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking http-range-header v0.3.0
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking matchit v0.5.0
[INFO] [stderr]     Checking sync_wrapper v0.1.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking num-traits v0.2.15
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking flate2 v1.0.25
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking uuid v1.4.1
[INFO] [stderr]     Checking primes v0.3.0
[INFO] [stderr]     Checking voracious_code_storage v0.1.0 (/opt/rustwide/workdir/voracious_code_storage)
[INFO] [stderr]     Checking hdrhistogram v7.5.2
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> voracious_code_storage/src/parsers.rs:35:73
[INFO] [stdout]    |
[INFO] [stdout] 35 |               map_res(verify(take_till(is_space), is_valid_filename), |b| {
[INFO] [stdout]    |  _________________________________________________________________________^
[INFO] [stdout] 36 | |                 PathBuf::from_str(std::str::from_utf8(b).unwrap())
[INFO] [stdout] 37 | |             }),
[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<PathBuf, Infallible>
[INFO] [stdout]   --> voracious_code_storage/src/parsers.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |                 PathBuf::from_str(std::str::from_utf8(b).unwrap())
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> voracious_code_storage/src/parsers.rs:58:21
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 |b| PathBuf::from_str(std::str::from_utf8(b).unwrap()),
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> voracious_code_storage/src/parsers.rs:80:74
[INFO] [stdout]    |
[INFO] [stdout] 80 |               map_res(verify(take_till(is_newline), is_valid_dirname), |b| {
[INFO] [stdout]    |  __________________________________________________________________________^
[INFO] [stdout] 81 | |                 PathBuf::from_str(std::str::from_utf8(b).unwrap())
[INFO] [stdout] 82 | |             }),
[INFO] [stdout]    | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> voracious_code_storage/src/parsers.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |                 PathBuf::from_str(std::str::from_utf8(b).unwrap())
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> voracious_code_storage/src/parsers.rs:35:73
[INFO] [stdout]    |
[INFO] [stdout] 35 |               map_res(verify(take_till(is_space), is_valid_filename), |b| {
[INFO] [stdout]    |  _________________________________________________________________________^
[INFO] [stdout] 36 | |                 PathBuf::from_str(std::str::from_utf8(b).unwrap())
[INFO] [stdout] 37 | |             }),
[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<PathBuf, Infallible>
[INFO] [stdout]   --> voracious_code_storage/src/parsers.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |                 PathBuf::from_str(std::str::from_utf8(b).unwrap())
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> voracious_code_storage/src/parsers.rs:58:21
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 |b| PathBuf::from_str(std::str::from_utf8(b).unwrap()),
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> voracious_code_storage/src/parsers.rs:80:74
[INFO] [stdout]    |
[INFO] [stdout] 80 |               map_res(verify(take_till(is_newline), is_valid_dirname), |b| {
[INFO] [stdout]    |  __________________________________________________________________________^
[INFO] [stdout] 81 | |                 PathBuf::from_str(std::str::from_utf8(b).unwrap())
[INFO] [stdout] 82 | |             }),
[INFO] [stdout]    | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> voracious_code_storage/src/parsers.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |                 PathBuf::from_str(std::str::from_utf8(b).unwrap())
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `voracious_code_storage` (bin "voracious_code_storage" test) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `voracious_code_storage` (bin "voracious_code_storage") due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "2d8b574a1a1fca1c2e9e44881d19d7ad82117ad35f2e498b5ed539a2a6f4c5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d8b574a1a1fca1c2e9e44881d19d7ad82117ad35f2e498b5ed539a2a6f4c5f5", kill_on_drop: false }`
[INFO] [stdout] 2d8b574a1a1fca1c2e9e44881d19d7ad82117ad35f2e498b5ed539a2a6f4c5f5
