[INFO] cloning repository https://github.com/42triangles/plover-dictgen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/42triangles/plover-dictgen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F42triangles%2Fplover-dictgen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F42triangles%2Fplover-dictgen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 06d5ab3c3844c5a9b7f3010787cd4eac0342ee3f
[INFO] checking 42triangles/plover-dictgen against master#53509ca37e3b507887607c2f4a7f23bd4838f099 for pr-156027
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F42triangles%2Fplover-dictgen" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/42triangles/plover-dictgen
[INFO] finished tweaking git repo https://github.com/42triangles/plover-dictgen
[INFO] tweaked toml for git repo https://github.com/42triangles/plover-dictgen written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/42triangles/plover-dictgen on toolchain 53509ca37e3b507887607c2f4a7f23bd4838f099
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53509ca37e3b507887607c2f4a7f23bd4838f099" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/42triangles/plover-dictgen 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" "+53509ca37e3b507887607c2f4a7f23bd4838f099" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+53509ca37e3b507887607c2f4a7f23bd4838f099" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a04d5a01f0d3465e7380283ea271d0507ef42699d6f2edd28e64b545775bf894
[INFO] running `Command { std: "docker" "start" "-a" "a04d5a01f0d3465e7380283ea271d0507ef42699d6f2edd28e64b545775bf894", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a04d5a01f0d3465e7380283ea271d0507ef42699d6f2edd28e64b545775bf894", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a04d5a01f0d3465e7380283ea271d0507ef42699d6f2edd28e64b545775bf894", kill_on_drop: false }`
[INFO] [stdout] a04d5a01f0d3465e7380283ea271d0507ef42699d6f2edd28e64b545775bf894
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+53509ca37e3b507887607c2f4a7f23bd4838f099" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39f32dcc6a5b8a4f708caa9b641a53602be8099d310e0a1f6910f6845b8fbeb1
[INFO] running `Command { std: "docker" "start" "-a" "39f32dcc6a5b8a4f708caa9b641a53602be8099d310e0a1f6910f6845b8fbeb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
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[INFO] [stderr]    Compiling serde_derive v1.0.192
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[INFO] [stderr]    Compiling educe v0.4.23
[INFO] [stderr]     Checking either v1.9.0
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[INFO] [stderr]     Checking itertools v0.12.0
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[INFO] [stderr]     Checking tinytemplate v1.2.1
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[INFO] [stderr]     Checking toml v0.8.8
[INFO] [stderr]     Checking jemallocator v0.5.4
[INFO] [stderr]     Checking plover-dictgen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: extern crate `criterion` is unused in crate `plover_dictgen`
[INFO] [stdout]   |
[INFO] [stdout]   = help: remove the dependency or add `use criterion as _;` to the crate root
[INFO] [stdout]   = note: requested on the command line with `-W unused-crate-dependencies`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `call`
[INFO] [stdout]   --> src/language.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     call, explore,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `call`
[INFO] [stdout]   --> src/language.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     call, explore,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (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/matcher.rs:444:23
[INFO] [stdout]     |
[INFO] [stdout] 444 |     fn monotonic_iter(&self, state: Self::State) -> InputMonotonicIter<Self> {
[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] 444 |     fn monotonic_iter(&self, state: Self::State) -> InputMonotonicIter<'_, Self> {
[INFO] [stdout]     |                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/matcher.rs:449:23
[INFO] [stdout]     |
[INFO] [stdout] 449 |     fn branching_iter(&self, state: Self::State) -> InputBranchingIter<Self> {
[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] 449 |     fn branching_iter(&self, state: Self::State) -> InputBranchingIter<'_, Self> {
[INFO] [stdout]     |                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/matcher.rs:444:23
[INFO] [stdout]     |
[INFO] [stdout] 444 |     fn monotonic_iter(&self, state: Self::State) -> InputMonotonicIter<Self> {
[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] 444 |     fn monotonic_iter(&self, state: Self::State) -> InputMonotonicIter<'_, Self> {
[INFO] [stdout]     |                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/matcher.rs:449:23
[INFO] [stdout]     |
[INFO] [stdout] 449 |     fn branching_iter(&self, state: Self::State) -> InputBranchingIter<Self> {
[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] 449 |     fn branching_iter(&self, state: Self::State) -> InputBranchingIter<'_, Self> {
[INFO] [stdout]     |                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 48s
[INFO] running `Command { std: "docker" "inspect" "39f32dcc6a5b8a4f708caa9b641a53602be8099d310e0a1f6910f6845b8fbeb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39f32dcc6a5b8a4f708caa9b641a53602be8099d310e0a1f6910f6845b8fbeb1", kill_on_drop: false }`
[INFO] [stdout] 39f32dcc6a5b8a4f708caa9b641a53602be8099d310e0a1f6910f6845b8fbeb1
