[INFO] fetching crate epub 2.1.4...
[INFO] checking epub-2.1.4 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate epub 2.1.4 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate epub 2.1.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate epub 2.1.4
[INFO] tweaked toml for crates.io crate epub 2.1.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate epub 2.1.4 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate epub 2.1.4 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libz-rs-sys v0.5.0
[INFO] [stderr]   Downloaded zip v3.0.0
[INFO] [stderr]   Downloaded zlib-rs v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a85373e87795c806a67a4b57ff75ba5d98c0c5203f67031f0a6be04d38e67b9
[INFO] running `Command { std: "docker" "start" "-a" "7a85373e87795c806a67a4b57ff75ba5d98c0c5203f67031f0a6be04d38e67b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a85373e87795c806a67a4b57ff75ba5d98c0c5203f67031f0a6be04d38e67b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a85373e87795c806a67a4b57ff75ba5d98c0c5203f67031f0a6be04d38e67b9", kill_on_drop: false }`
[INFO] [stdout] 7a85373e87795c806a67a4b57ff75ba5d98c0c5203f67031f0a6be04d38e67b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa6cce4a930a91b43db508c004db6880559c85c0c5335abe06fc60d30cf5014f
[INFO] running `Command { std: "docker" "start" "-a" "aa6cce4a930a91b43db508c004db6880559c85c0c5335abe06fc60d30cf5014f", kill_on_drop: false }`
[INFO] [stderr]     Checking zlib-rs v0.5.0
[INFO] [stderr]     Checking hashbrown v0.15.3
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking xml-rs v0.8.26
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking zopfli v0.8.2
[INFO] [stderr]     Checking libz-rs-sys v0.5.0
[INFO] [stderr]     Checking indexmap v2.9.0
[INFO] [stderr]     Checking flate2 v1.1.1
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking zip v3.0.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking thiserror v2.0.12
[INFO] [stderr]     Checking epub v2.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `namespace` is never read
[INFO] [stdout]    --> src/xmlutils.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 151 | pub struct XMLNode {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub namespace: xml::namespace::Namespace,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `XMLNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `namespace` is never read
[INFO] [stdout]    --> src/xmlutils.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 151 | pub struct XMLNode {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub namespace: xml::namespace::Namespace,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `XMLNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.93s
[INFO] running `Command { std: "docker" "inspect" "aa6cce4a930a91b43db508c004db6880559c85c0c5335abe06fc60d30cf5014f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa6cce4a930a91b43db508c004db6880559c85c0c5335abe06fc60d30cf5014f", kill_on_drop: false }`
[INFO] [stdout] aa6cce4a930a91b43db508c004db6880559c85c0c5335abe06fc60d30cf5014f