[INFO] fetching crate ipfixrw 0.1.0...
[INFO] checking ipfixrw-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate ipfixrw 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate ipfixrw 0.1.0
[INFO] finished tweaking crates.io crate ipfixrw 0.1.0
[INFO] tweaked toml for crates.io crate ipfixrw 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ipfixrw 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 148 packages to latest compatible versions
[INFO] [stderr]       Adding binrw v0.11.2 (available: v0.15.0)
[INFO] [stderr]       Adding criterion v0.4.0 (available: v0.7.0)
[INFO] [stderr]       Adding derive_more v0.99.20 (available: v2.0.1)
[INFO] [stderr]       Adding pprof v0.11.1 (available: v0.15.0)
[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] a7b4e7fcb64bd25f8a9645b5d3d54471765cef260623bbc980e32f3be23369ff
[INFO] running `Command { std: "docker" "start" "-a" "a7b4e7fcb64bd25f8a9645b5d3d54471765cef260623bbc980e32f3be23369ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7b4e7fcb64bd25f8a9645b5d3d54471765cef260623bbc980e32f3be23369ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7b4e7fcb64bd25f8a9645b5d3d54471765cef260623bbc980e32f3be23369ff", kill_on_drop: false }`
[INFO] [stdout] a7b4e7fcb64bd25f8a9645b5d3d54471765cef260623bbc980e32f3be23369ff
[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] c77cc3ad2abfd648099aa2104603543bb5aaf170d530d7d6fbf4469e50e5b6d0
[INFO] running `Command { std: "docker" "start" "-a" "c77cc3ad2abfd648099aa2104603543bb5aaf170d530d7d6fbf4469e50e5b6d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking bytemuck v1.24.0
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling binrw_derive v0.11.2
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]    Compiling cpp_demangle v0.4.5
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]     Checking uuid v1.18.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]     Checking debugid v0.8.0
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]    Compiling findshlibs v0.10.2
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking textwrap v0.16.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling binrw v0.11.2
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking rustc-demangle v0.1.26
[INFO] [stderr]    Compiling csv v1.4.0
[INFO] [stderr]     Checking gimli v0.32.3
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]    Compiling symbolic-demangle v10.2.1
[INFO] [stderr]     Checking rustix v1.1.2
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling ipfixrw v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking symbolic-common v10.2.1
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking is-terminal v0.4.17
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]    Compiling test-case-core v3.3.1
[INFO] [stderr]     Checking addr2line v0.25.1
[INFO] [stderr]     Checking rgb v0.8.52
[INFO] [stderr]     Checking quick-xml v0.26.0
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking array-init v2.1.0
[INFO] [stderr]     Checking str_stack v0.1.0
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]    Compiling pprof v0.11.1
[INFO] [stderr]     Checking tempfile v3.23.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking console v0.15.11
[INFO] [stderr]     Checking similar v2.7.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking similar-asserts v1.7.0
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling test-case-macros v3.3.1
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]     Checking test-case v3.3.1
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking inferno v0.11.21
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/parser.rs:173:18
[INFO] [stdout]     |
[INFO] [stdout] 173 |     #[br(count = field_count)]
[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<usize, Infallible>
[INFO] [stdout]    --> src/parser.rs:189:18
[INFO] [stdout]     |
[INFO] [stdout] 189 |     #[br(count = field_count)]
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ipfixrw` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c77cc3ad2abfd648099aa2104603543bb5aaf170d530d7d6fbf4469e50e5b6d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c77cc3ad2abfd648099aa2104603543bb5aaf170d530d7d6fbf4469e50e5b6d0", kill_on_drop: false }`
[INFO] [stdout] c77cc3ad2abfd648099aa2104603543bb5aaf170d530d7d6fbf4469e50e5b6d0
