[INFO] fetching crate giv 0.2.3...
[INFO] checking giv-0.2.3 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate giv 0.2.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate giv 0.2.3
[INFO] finished tweaking crates.io crate giv 0.2.3
[INFO] tweaked toml for crates.io crate giv 0.2.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate giv 0.2.3 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 giv 0.2.3 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 459b7b5474cffb14dad834983b3ac53dddc6e98f7d3850152eeb37af65a9adf0
[INFO] running `Command { std: "docker" "start" "-a" "459b7b5474cffb14dad834983b3ac53dddc6e98f7d3850152eeb37af65a9adf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "459b7b5474cffb14dad834983b3ac53dddc6e98f7d3850152eeb37af65a9adf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "459b7b5474cffb14dad834983b3ac53dddc6e98f7d3850152eeb37af65a9adf0", kill_on_drop: false }`
[INFO] [stdout] 459b7b5474cffb14dad834983b3ac53dddc6e98f7d3850152eeb37af65a9adf0
[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] 34b0ea18fbaed24596e49183cbad801bc9ec9a1e486be055f4eee6966a465074
[INFO] running `Command { std: "docker" "start" "-a" "34b0ea18fbaed24596e49183cbad801bc9ec9a1e486be055f4eee6966a465074", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]     Checking siphasher v1.0.1
[INFO] [stderr]     Checking bitflags v2.9.0
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]     Checking phf_shared v0.12.1
[INFO] [stderr]    Compiling phf_shared v0.13.1
[INFO] [stderr]     Checking anstyle-parse v0.2.6
[INFO] [stderr]     Checking fdeflate v0.3.7
[INFO] [stderr]     Checking anstyle-query v1.1.2
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking colorchoice v1.0.3
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling phf_generator v0.13.1
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]     Checking phf v0.12.1
[INFO] [stderr]     Checking x11rb-protocol v0.13.2
[INFO] [stderr]     Checking clap_lex v0.7.4
[INFO] [stderr]     Checking flate2 v1.1.5
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking byteorder-lite v0.1.0
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]     Checking bytemuck v1.24.0
[INFO] [stderr]     Checking clap_builder v4.5.35
[INFO] [stderr]     Checking emojis v0.7.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking png v0.18.0
[INFO] [stderr]     Checking predicates-core v1.0.9
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking indexmap v2.11.0
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]    Compiling doc-comment v0.3.4
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking termtree v0.5.1
[INFO] [stderr]    Compiling assert_cmd v2.0.17
[INFO] [stderr]     Checking predicates-tree v1.0.12
[INFO] [stderr]     Checking predicates v3.1.3
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]     Checking pxfm v0.1.25
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking bstr v1.12.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.0
[INFO] [stderr]     Checking lipsum v0.9.1
[INFO] [stderr]     Checking gethostname v1.1.0
[INFO] [stderr]    Compiling giv v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<u64, !>
[INFO] [stdout]   --> build.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 | /                 value
[INFO] [stdout] 85 | |                     .parse::<u64>()
[INFO] [stdout] 86 | |                     .map_err(|err| panic!("Invalid {SOURCE_DATE_EPOCH} '{value}': {err}"))
[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 `giv` (build script) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "34b0ea18fbaed24596e49183cbad801bc9ec9a1e486be055f4eee6966a465074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34b0ea18fbaed24596e49183cbad801bc9ec9a1e486be055f4eee6966a465074", kill_on_drop: false }`
[INFO] [stdout] 34b0ea18fbaed24596e49183cbad801bc9ec9a1e486be055f4eee6966a465074
