[INFO] fetching crate tx3 0.0.1...
[INFO] checking tx3-0.0.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate tx3 0.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate tx3 0.0.1
[INFO] finished tweaking crates.io crate tx3 0.0.1
[INFO] tweaked toml for crates.io crate tx3 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tx3 0.0.1 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 crates.io crate tx3 0.0.1 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] bf37c0d47a0e91bb8b09449f24fa4352cb1805a4256544808412fe0d1bd1d293
[INFO] running `Command { std: "docker" "start" "-a" "bf37c0d47a0e91bb8b09449f24fa4352cb1805a4256544808412fe0d1bd1d293", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf37c0d47a0e91bb8b09449f24fa4352cb1805a4256544808412fe0d1bd1d293", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf37c0d47a0e91bb8b09449f24fa4352cb1805a4256544808412fe0d1bd1d293", kill_on_drop: false }`
[INFO] [stdout] bf37c0d47a0e91bb8b09449f24fa4352cb1805a4256544808412fe0d1bd1d293
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f2a64efd7b684c42fcf701d16c4d15eada22ce28a73ccdb509ba55a0df93a889
[INFO] running `Command { std: "docker" "start" "-a" "f2a64efd7b684c42fcf701d16c4d15eada22ce28a73ccdb509ba55a0df93a889", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling parking_lot_core v0.9.2
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling semver v1.0.7
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking num_threads v0.1.5
[INFO] [stderr]    Compiling rayon-core v1.9.2
[INFO] [stderr]    Compiling rustls v0.20.4
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking mio v0.8.2
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking time v0.3.9
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking yasna v0.5.0
[INFO] [stderr]     Checking pem v1.0.2
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking clap_lex v0.1.1
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]    Compiling rayon v1.5.2
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking tracing-subscriber v0.3.11
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking crypto-common v0.1.3
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]     Checking sha2 v0.10.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking rcgen v0.9.2
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling clap_derive v3.1.7
[INFO] [stderr]     Checking tokio v1.18.0
[INFO] [stderr]     Checking clap v3.1.12
[INFO] [stderr]     Checking tokio-rustls v0.23.3
[INFO] [stderr]     Checking serde_yaml v0.8.23
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tx3 v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/bin/tx3_relay.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | /     /// Configuration file to use for running the
[INFO] [stdout] 20 | |     /// tx3-relay.
[INFO] [stdout] 21 | |     #[clap(
[INFO] [stdout] 22 | |         short,
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |     )]
[INFO] [stdout] 27 | |     config: std::path::PathBuf,
[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 `tx3` (bin "tx3-relay") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f2a64efd7b684c42fcf701d16c4d15eada22ce28a73ccdb509ba55a0df93a889", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2a64efd7b684c42fcf701d16c4d15eada22ce28a73ccdb509ba55a0df93a889", kill_on_drop: false }`
[INFO] [stdout] f2a64efd7b684c42fcf701d16c4d15eada22ce28a73ccdb509ba55a0df93a889
