[INFO] cloning repository https://github.com/sitegui/mhorloge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sitegui/mhorloge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsitegui%2Fmhorloge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsitegui%2Fmhorloge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ac42178c7b8ecb83db249353cfdad6fd982f9e3
[INFO] checking sitegui/mhorloge against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsitegui%2Fmhorloge" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/sitegui/mhorloge
[INFO] finished tweaking git repo https://github.com/sitegui/mhorloge
[INFO] tweaked toml for git repo https://github.com/sitegui/mhorloge written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sitegui/mhorloge on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sitegui/mhorloge 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fixedbitset v0.4.0
[INFO] [stderr]   Downloaded structopt v0.3.23
[INFO] [stderr]   Downloaded jemallocator v0.5.0
[INFO] [stderr]   Downloaded anyhow v1.0.43
[INFO] [stderr]   Downloaded structopt-derive v0.4.16
[INFO] [stderr]   Downloaded ordered-float v2.8.0
[INFO] [stderr]   Downloaded serde_json v1.0.67
[INFO] [stderr]   Downloaded syn v1.0.76
[INFO] [stderr]   Downloaded jemalloc-sys v0.5.1+5.3.0-patched
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5ae03fa942bf57a3390d8809c09334347088876384dc7154f2c8f42b867d1ee
[INFO] running `Command { std: "docker" "start" "-a" "a5ae03fa942bf57a3390d8809c09334347088876384dc7154f2c8f42b867d1ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5ae03fa942bf57a3390d8809c09334347088876384dc7154f2c8f42b867d1ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5ae03fa942bf57a3390d8809c09334347088876384dc7154f2c8f42b867d1ee", kill_on_drop: false }`
[INFO] [stdout] a5ae03fa942bf57a3390d8809c09334347088876384dc7154f2c8f42b867d1ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a2155bf5be74e5ac315457cc59a96c7fabcf3e4bbf82572e8afd2388817636a
[INFO] running `Command { std: "docker" "start" "-a" "4a2155bf5be74e5ac315457cc59a96c7fabcf3e4bbf82572e8afd2388817636a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking fixedbitset v0.4.0
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking petgraph v0.6.0
[INFO] [stderr]    Compiling jemalloc-sys v0.5.1+5.3.0-patched
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking ordered-float v2.8.0
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]     Checking structopt v0.3.23
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking jemallocator v0.5.0
[INFO] [stderr]     Checking mhorloge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/models/phrase.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Phrase {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 19 |     pub id: PhraseId,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Phrase` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tokenize.rs:74:28
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn extract_sequences(book: &PhraseBook) -> Vec<RepeatedSequence> {
[INFO] [stdout]    |                            ^^^^^^^^^^^         ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn extract_sequences(book: &PhraseBook) -> Vec<RepeatedSequence<'_>> {
[INFO] [stdout]    |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tokenize.rs:96:40
[INFO] [stdout]    |
[INFO] [stdout] 96 | fn extract_sequences_with_length(book: &PhraseBook, length: usize) -> Vec<RepeatedSequence> {
[INFO] [stdout]    |                                        ^^^^^^^^^^^                        ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                        |
[INFO] [stdout]    |                                        the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 96 | fn extract_sequences_with_length(book: &PhraseBook, length: usize) -> Vec<RepeatedSequence<'_>> {
[INFO] [stdout]    |                                                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/models/phrase.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Phrase {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 19 |     pub id: PhraseId,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Phrase` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tokenize.rs:74:28
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn extract_sequences(book: &PhraseBook) -> Vec<RepeatedSequence> {
[INFO] [stdout]    |                            ^^^^^^^^^^^         ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn extract_sequences(book: &PhraseBook) -> Vec<RepeatedSequence<'_>> {
[INFO] [stdout]    |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tokenize.rs:96:40
[INFO] [stdout]    |
[INFO] [stdout] 96 | fn extract_sequences_with_length(book: &PhraseBook, length: usize) -> Vec<RepeatedSequence> {
[INFO] [stdout]    |                                        ^^^^^^^^^^^                        ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                        |
[INFO] [stdout]    |                                        the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 96 | fn extract_sequences_with_length(book: &PhraseBook, length: usize) -> Vec<RepeatedSequence<'_>> {
[INFO] [stdout]    |                                                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 28s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.2.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "4a2155bf5be74e5ac315457cc59a96c7fabcf3e4bbf82572e8afd2388817636a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a2155bf5be74e5ac315457cc59a96c7fabcf3e4bbf82572e8afd2388817636a", kill_on_drop: false }`
[INFO] [stdout] 4a2155bf5be74e5ac315457cc59a96c7fabcf3e4bbf82572e8afd2388817636a
