[INFO] fetching crate pipeview 0.3.0...
[INFO] checking pipeview-0.3.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate pipeview 0.3.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate pipeview 0.3.0
[INFO] finished tweaking crates.io crate pipeview 0.3.0
[INFO] tweaked toml for crates.io crate pipeview 0.3.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pipeview 0.3.0 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 pipeview 0.3.0 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 8f76c5a66d44095fea8bb8a6590df4e89e043bbcc8258e9ea7e4d2a2f4070a1d
[INFO] running `Command { std: "docker" "start" "-a" "8f76c5a66d44095fea8bb8a6590df4e89e043bbcc8258e9ea7e4d2a2f4070a1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f76c5a66d44095fea8bb8a6590df4e89e043bbcc8258e9ea7e4d2a2f4070a1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f76c5a66d44095fea8bb8a6590df4e89e043bbcc8258e9ea7e4d2a2f4070a1d", kill_on_drop: false }`
[INFO] [stdout] 8f76c5a66d44095fea8bb8a6590df4e89e043bbcc8258e9ea7e4d2a2f4070a1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b9c7cbba98212193c456df4bacf8d6a44c1886a6669267de5887f7f74d4cd951
[INFO] running `Command { std: "docker" "start" "-a" "b9c7cbba98212193c456df4bacf8d6a44c1886a6669267de5887f7f74d4cd951", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking anstyle-parse v0.2.5
[INFO] [stderr]     Checking colorchoice v1.0.2
[INFO] [stderr]     Checking anstyle-query v1.1.1
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking anstyle v1.0.8
[INFO] [stderr]     Checking clap_lex v0.7.2
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling rustix v0.38.35
[INFO] [stderr]    Compiling portable-atomic v1.7.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking anstream v0.6.15
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking clap_builder v4.5.15
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking winnow v0.6.18
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking indexmap v2.5.0
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking unicode-width v0.1.13
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking signal-hook-mio v0.2.4
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking bytes v1.7.1
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking indicatif v0.17.8
[INFO] [stderr]     Checking crossterm v0.28.1
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking strfmt v0.2.4
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking serde_spanned v0.6.7
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking toml_edit v0.22.20
[INFO] [stderr]    Compiling clap_derive v4.5.13
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking toml v0.8.19
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking clap v4.5.16
[INFO] [stderr]     Checking autoclap v0.3.15
[INFO] [stderr]     Checking pipeview v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `pipeview` (bin "pipeview" test) 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:121:35
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let config_name: String = config.parse().unwrap();
[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:121:35
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let config_name: String = config.parse().unwrap();
[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 `pipeview` (bin "pipeview") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "b9c7cbba98212193c456df4bacf8d6a44c1886a6669267de5887f7f74d4cd951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9c7cbba98212193c456df4bacf8d6a44c1886a6669267de5887f7f74d4cd951", kill_on_drop: false }`
[INFO] [stdout] b9c7cbba98212193c456df4bacf8d6a44c1886a6669267de5887f7f74d4cd951