[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 { [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> { [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 { [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> { [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 { [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> { [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 { [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> { [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