[INFO] crate epub-builder 0.4.5 is already in cache
[INFO] checking epub-builder-0.4.5 against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665
[INFO] extracting crate epub-builder 0.4.5 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate epub-builder 0.4.5 on toolchain d7b51666469c792a8a3f40849607739bae1e705e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate epub-builder 0.4.5
[INFO] finished tweaking crates.io crate epub-builder 0.4.5
[INFO] tweaked toml for crates.io crate epub-builder 0.4.5 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate epub-builder 0.4.5 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d4c8b32a19d38f2af9c9aa6b23d8abcf62e7004eeaee817938dbdc80d5afa681
[INFO] running `"docker" "start" "-a" "d4c8b32a19d38f2af9c9aa6b23d8abcf62e7004eeaee817938dbdc80d5afa681"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking podio v0.1.6
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking debug_unreachable v0.1.1
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking backtrace v0.3.44
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking zip v0.5.4
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling string_cache v0.5.2
[INFO] [stderr]    Compiling html5ever-atoms v0.3.0
[INFO] [stderr]     Checking mustache v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.47
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling html5ever v0.24.1
[INFO] [stderr]    Compiling markup5ever v0.9.0
[INFO] [stderr]     Checking html2text v0.1.10
[INFO] [stderr]     Checking epub-builder v0.4.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | / error_chain! {
[INFO] [stderr] 8  | |     foreign_links {
[INFO] [stderr] 9  | |         Fmt(::std::fmt::Error);
[INFO] [stderr] 10 | |     }
[INFO] [stderr] 11 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | / error_chain! {
[INFO] [stderr] 8  | |     foreign_links {
[INFO] [stderr] 9  | |         Fmt(::std::fmt::Error);
[INFO] [stderr] 10 | |     }
[INFO] [stderr] 11 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.68s
[INFO] running `"docker" "inspect" "d4c8b32a19d38f2af9c9aa6b23d8abcf62e7004eeaee817938dbdc80d5afa681"`
[INFO] running `"docker" "rm" "-f" "d4c8b32a19d38f2af9c9aa6b23d8abcf62e7004eeaee817938dbdc80d5afa681"`
[INFO] [stdout] d4c8b32a19d38f2af9c9aa6b23d8abcf62e7004eeaee817938dbdc80d5afa681