[INFO] updating cached repository https://github.com/Mistodon/melo
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3a100cc7d11e51023a606e33ad5d79b94e301ae7
[INFO] checking Mistodon/melo against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FMistodon%2Fmelo" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mistodon/melo on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Mistodon/melo
[INFO] finished tweaking git repo https://github.com/Mistodon/melo
[INFO] tweaked toml for git repo https://github.com/Mistodon/melo written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Mistodon/melo already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b020b3ab95e2b90059efa7e5c333af23c70367ee9c37ddb0fd41ca007e1a8f8d
[INFO] running `"docker" "start" "-a" "b020b3ab95e2b90059efa7e5c333af23c70367ee9c37ddb0fd41ca007e1a8f8d"`
[INFO] [stderr]     Checking difference v1.0.0
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking rand v0.3.20
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking num-complex v0.1.41
[INFO] [stderr]     Checking clap v2.29.2
[INFO] [stderr]    Compiling structopt-derive v0.1.6
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking pretty_assertions v0.4.1
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking regex v0.2.5
[INFO] [stderr]     Checking num-bigint v0.1.41
[INFO] [stderr]     Checking uuid v0.1.18
[INFO] [stderr]     Checking mktemp v0.3.1
[INFO] [stderr]     Checking num-rational v0.1.41
[INFO] [stderr]     Checking num v0.1.41
[INFO] [stderr]     Checking rimd v0.0.1
[INFO] [stderr]     Checking structopt v0.1.7
[INFO] [stderr]     Checking melo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexing/mod.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | / lazy_static! {
[INFO] [stderr] 25 | |     static ref STRUCTURE_REGEX: Regex = Regex::new(
[INFO] [stderr] 26 | |         "\
[INFO] [stderr] 27 | |          (?P<keyword>part|piece|play|section|voice)|\
[INFO] [stderr] ...  |
[INFO] [stderr] 52 | |     ).trust();
[INFO] [stderr] 53 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexing/mod.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | / lazy_static! {
[INFO] [stderr] 25 | |     static ref STRUCTURE_REGEX: Regex = Regex::new(
[INFO] [stderr] 26 | |         "\
[INFO] [stderr] 27 | |          (?P<keyword>part|piece|play|section|voice)|\
[INFO] [stderr] ...  |
[INFO] [stderr] 52 | |     ).trust();
[INFO] [stderr] 53 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexing/mod.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | / lazy_static! {
[INFO] [stderr] 25 | |     static ref STRUCTURE_REGEX: Regex = Regex::new(
[INFO] [stderr] 26 | |         "\
[INFO] [stderr] 27 | |          (?P<keyword>part|piece|play|section|voice)|\
[INFO] [stderr] ...  |
[INFO] [stderr] 52 | |     ).trust();
[INFO] [stderr] 53 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexing/mod.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | / lazy_static! {
[INFO] [stderr] 25 | |     static ref STRUCTURE_REGEX: Regex = Regex::new(
[INFO] [stderr] 26 | |         "\
[INFO] [stderr] 27 | |          (?P<keyword>part|piece|play|section|voice)|\
[INFO] [stderr] ...  |
[INFO] [stderr] 52 | |     ).trust();
[INFO] [stderr] 53 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.93s
[INFO] running `"docker" "inspect" "b020b3ab95e2b90059efa7e5c333af23c70367ee9c37ddb0fd41ca007e1a8f8d"`
[INFO] running `"docker" "rm" "-f" "b020b3ab95e2b90059efa7e5c333af23c70367ee9c37ddb0fd41ca007e1a8f8d"`
[INFO] [stdout] b020b3ab95e2b90059efa7e5c333af23c70367ee9c37ddb0fd41ca007e1a8f8d