[INFO] fetching crate qwitlib 0.4.0...
[INFO] checking qwitlib-0.4.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate qwitlib 0.4.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate qwitlib 0.4.0 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qwitlib 0.4.0
[INFO] finished tweaking crates.io crate qwitlib 0.4.0
[INFO] tweaked toml for crates.io crate qwitlib 0.4.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 63 packages to latest compatible versions
[INFO] [stderr]       Adding calamine v0.24.0 (latest: v0.25.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (latest: v0.6.5)
[INFO] [stderr]       Adding quick-xml v0.31.0 (latest: v0.36.1)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.58.0)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] [stderr]       Adding zip v0.6.6 (latest: v2.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded calamine v0.24.0
[INFO] [stderr]   Downloaded codepage v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0bfe9af792485992475d4d16de6d48a588efe28498b60c55e3e69b89c3e65385
[INFO] running `Command { std: "docker" "start" "-a" "0bfe9af792485992475d4d16de6d48a588efe28498b60c55e3e69b89c3e65385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bfe9af792485992475d4d16de6d48a588efe28498b60c55e3e69b89c3e65385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bfe9af792485992475d4d16de6d48a588efe28498b60c55e3e69b89c3e65385", kill_on_drop: false }`
[INFO] [stdout] 0bfe9af792485992475d4d16de6d48a588efe28498b60c55e3e69b89c3e65385
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30f92837431269ed786ccd91a9d2bf6a38b2894f58cc24645c9edac7fdf45b89
[INFO] running `Command { std: "docker" "start" "-a" "30f92837431269ed786ccd91a9d2bf6a38b2894f58cc24645c9edac7fdf45b89", kill_on_drop: false }`
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]    Compiling rustix v0.38.35
[INFO] [stderr]     Checking quick-xml v0.31.0
[INFO] [stderr]     Checking codepage v0.1.2
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking miniz_oxide v0.8.0
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking fastrand v2.1.1
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking flate2 v1.0.33
[INFO] [stderr]     Checking zip v0.6.6
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking tempfile v3.12.0
[INFO] [stderr]     Checking calamine v0.24.0
[INFO] [stderr]     Checking qwitlib v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ToUnixEpoch` is never used
[INFO] [stdout]  --> src/epoch_conversion.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | trait ToUnixEpoch {
[INFO] [stdout]   |       ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lines.rs:35:19
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct QError(String);
[INFO] [stdout]    |            ------ ^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `QError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ToUnixEpoch` is never used
[INFO] [stdout]  --> src/epoch_conversion.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | trait ToUnixEpoch {
[INFO] [stdout]   |       ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lines.rs:35:19
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct QError(String);
[INFO] [stdout]    |            ------ ^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `QError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.15s
[INFO] running `Command { std: "docker" "inspect" "30f92837431269ed786ccd91a9d2bf6a38b2894f58cc24645c9edac7fdf45b89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30f92837431269ed786ccd91a9d2bf6a38b2894f58cc24645c9edac7fdf45b89", kill_on_drop: false }`
[INFO] [stdout] 30f92837431269ed786ccd91a9d2bf6a38b2894f58cc24645c9edac7fdf45b89