[INFO] fetching crate gapbuf 0.1.4...
[INFO] testing gapbuf-0.1.4 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate gapbuf 0.1.4 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate gapbuf 0.1.4
[INFO] finished tweaking crates.io crate gapbuf 0.1.4
[INFO] tweaked toml for crates.io crate gapbuf 0.1.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gapbuf 0.1.4 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate gapbuf 0.1.4 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99dce962b2e9f048a57fe30c4c305cea1e109ed0a73f48fcdd4957949c4d663d
[INFO] running `Command { std: "docker" "start" "-a" "99dce962b2e9f048a57fe30c4c305cea1e109ed0a73f48fcdd4957949c4d663d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99dce962b2e9f048a57fe30c4c305cea1e109ed0a73f48fcdd4957949c4d663d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99dce962b2e9f048a57fe30c4c305cea1e109ed0a73f48fcdd4957949c4d663d", kill_on_drop: false }`
[INFO] [stdout] 99dce962b2e9f048a57fe30c4c305cea1e109ed0a73f48fcdd4957949c4d663d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b2cacd344b74eb91673183849877647bd05f9555709a651137a3a548927bc49
[INFO] running `Command { std: "docker" "start" "-a" "6b2cacd344b74eb91673183849877647bd05f9555709a651137a3a548927bc49", kill_on_drop: false }`
[INFO] [stderr]    Compiling gapbuf v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/gap_buffer.rs:518:18
[INFO] [stdout]     |
[INFO] [stdout] 518 |     pub fn drain(&mut self, range: impl RangeBounds<usize>) -> Drain<T> {
[INFO] [stdout]     |                  ^^^^^^^^^ the lifetime is elided here         ^^^^^^^^ the same lifetime is hidden 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] 518 |     pub fn drain(&mut self, range: impl RangeBounds<usize>) -> Drain<'_, T> {
[INFO] [stdout]     |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/gap_buffer.rs:549:9
[INFO] [stdout]     |
[INFO] [stdout] 549 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 552 |     ) -> Splice<T, I::IntoIter> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 552 |     ) -> Splice<'_, T, I::IntoIter> {
[INFO] [stdout]     |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/gap_buffer.rs:931:18
[INFO] [stdout]     |
[INFO] [stdout] 931 |     pub fn range(&self, range: impl RangeBounds<usize>) -> Range<T> {
[INFO] [stdout]     |                  ^^^^^ the lifetime is elided here         ^^^^^^^^ the same lifetime is hidden 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] 931 |     pub fn range(&self, range: impl RangeBounds<usize>) -> Range<'_, T> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/gap_buffer.rs:955:22
[INFO] [stdout]     |
[INFO] [stdout] 955 |     pub fn range_mut(&mut self, range: impl RangeBounds<usize>) -> RangeMut<T> {
[INFO] [stdout]     |                      ^^^^^^^^^ the lifetime is elided here         ^^^^^^^^^^^ the same lifetime is hidden 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] 955 |     pub fn range_mut(&mut self, range: impl RangeBounds<usize>) -> RangeMut<'_, T> {
[INFO] [stdout]     |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/gap_buffer.rs:1069:17
[INFO] [stdout]      |
[INFO] [stdout] 1069 |     pub fn iter(&self) -> Iter<T> {
[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] 1069 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/gap_buffer.rs:1075:21
[INFO] [stdout]      |
[INFO] [stdout] 1075 |     pub fn iter_mut(&mut self) -> IterMut<T> {
[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] 1075 |     pub fn iter_mut(&mut self) -> IterMut<'_, T> {
[INFO] [stdout]      |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "6b2cacd344b74eb91673183849877647bd05f9555709a651137a3a548927bc49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b2cacd344b74eb91673183849877647bd05f9555709a651137a3a548927bc49", kill_on_drop: false }`
[INFO] [stdout] 6b2cacd344b74eb91673183849877647bd05f9555709a651137a3a548927bc49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47233251ef99cb5349cea006f5668dcd730793ec8c5c12ebecf27e571b96a406
[INFO] running `Command { std: "docker" "start" "-a" "47233251ef99cb5349cea006f5668dcd730793ec8c5c12ebecf27e571b96a406", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.131
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/gap_buffer.rs:518:18
[INFO] [stdout]     |
[INFO] [stdout] 518 |     pub fn drain(&mut self, range: impl RangeBounds<usize>) -> Drain<T> {
[INFO] [stdout]     |                  ^^^^^^^^^ the lifetime is elided here         ^^^^^^^^ the same lifetime is hidden 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] 518 |     pub fn drain(&mut self, range: impl RangeBounds<usize>) -> Drain<'_, T> {
[INFO] [stdout]     |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/gap_buffer.rs:549:9
[INFO] [stdout]     |
[INFO] [stdout] 549 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 552 |     ) -> Splice<T, I::IntoIter> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 552 |     ) -> Splice<'_, T, I::IntoIter> {
[INFO] [stdout]     |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/gap_buffer.rs:931:18
[INFO] [stdout]     |
[INFO] [stdout] 931 |     pub fn range(&self, range: impl RangeBounds<usize>) -> Range<T> {
[INFO] [stdout]     |                  ^^^^^ the lifetime is elided here         ^^^^^^^^ the same lifetime is hidden 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] 931 |     pub fn range(&self, range: impl RangeBounds<usize>) -> Range<'_, T> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/gap_buffer.rs:955:22
[INFO] [stdout]     |
[INFO] [stdout] 955 |     pub fn range_mut(&mut self, range: impl RangeBounds<usize>) -> RangeMut<T> {
[INFO] [stdout]     |                      ^^^^^^^^^ the lifetime is elided here         ^^^^^^^^^^^ the same lifetime is hidden 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] 955 |     pub fn range_mut(&mut self, range: impl RangeBounds<usize>) -> RangeMut<'_, T> {
[INFO] [stdout]     |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/gap_buffer.rs:1069:17
[INFO] [stdout]      |
[INFO] [stdout] 1069 |     pub fn iter(&self) -> Iter<T> {
[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] 1069 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/gap_buffer.rs:1075:21
[INFO] [stdout]      |
[INFO] [stdout] 1075 |     pub fn iter_mut(&mut self) -> IterMut<T> {
[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] 1075 |     pub fn iter_mut(&mut self) -> IterMut<'_, T> {
[INFO] [stdout]      |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling proptest v1.0.0
[INFO] [stderr]    Compiling structmeta-derive v0.1.5
[INFO] [stderr]    Compiling structmeta v0.1.5
[INFO] [stderr]    Compiling test-strategy v0.2.0
[INFO] [stderr]    Compiling gapbuf v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/gap_buffer.rs:518:18
[INFO] [stdout]     |
[INFO] [stdout] 518 |     pub fn drain(&mut self, range: impl RangeBounds<usize>) -> Drain<T> {
[INFO] [stdout]     |                  ^^^^^^^^^ the lifetime is elided here         ^^^^^^^^ the same lifetime is hidden 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] 518 |     pub fn drain(&mut self, range: impl RangeBounds<usize>) -> Drain<'_, T> {
[INFO] [stdout]     |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/gap_buffer.rs:549:9
[INFO] [stdout]     |
[INFO] [stdout] 549 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 552 |     ) -> Splice<T, I::IntoIter> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 552 |     ) -> Splice<'_, T, I::IntoIter> {
[INFO] [stdout]     |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/gap_buffer.rs:931:18
[INFO] [stdout]     |
[INFO] [stdout] 931 |     pub fn range(&self, range: impl RangeBounds<usize>) -> Range<T> {
[INFO] [stdout]     |                  ^^^^^ the lifetime is elided here         ^^^^^^^^ the same lifetime is hidden 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] 931 |     pub fn range(&self, range: impl RangeBounds<usize>) -> Range<'_, T> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/gap_buffer.rs:955:22
[INFO] [stdout]     |
[INFO] [stdout] 955 |     pub fn range_mut(&mut self, range: impl RangeBounds<usize>) -> RangeMut<T> {
[INFO] [stdout]     |                      ^^^^^^^^^ the lifetime is elided here         ^^^^^^^^^^^ the same lifetime is hidden 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] 955 |     pub fn range_mut(&mut self, range: impl RangeBounds<usize>) -> RangeMut<'_, T> {
[INFO] [stdout]     |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/gap_buffer.rs:1069:17
[INFO] [stdout]      |
[INFO] [stdout] 1069 |     pub fn iter(&self) -> Iter<T> {
[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] 1069 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]      |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/gap_buffer.rs:1075:21
[INFO] [stdout]      |
[INFO] [stdout] 1075 |     pub fn iter_mut(&mut self) -> IterMut<T> {
[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] 1075 |     pub fn iter_mut(&mut self) -> IterMut<'_, T> {
[INFO] [stdout]      |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.13s
[INFO] running `Command { std: "docker" "inspect" "47233251ef99cb5349cea006f5668dcd730793ec8c5c12ebecf27e571b96a406", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47233251ef99cb5349cea006f5668dcd730793ec8c5c12ebecf27e571b96a406", kill_on_drop: false }`
[INFO] [stdout] 47233251ef99cb5349cea006f5668dcd730793ec8c5c12ebecf27e571b96a406
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a1ef37e3d4214b79e448a706ed1dd5322d3b08c6a6da265dc51739d1459f2a61
[INFO] running `Command { std: "docker" "start" "-a" "a1ef37e3d4214b79e448a706ed1dd5322d3b08c6a6da265dc51739d1459f2a61", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/gap_buffer.rs:518:18
[INFO] [stderr]     |
[INFO] [stderr] 518 |     pub fn drain(&mut self, range: impl RangeBounds<usize>) -> Drain<T> {
[INFO] [stderr]     |                  ^^^^^^^^^ the lifetime is elided here         ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 518 |     pub fn drain(&mut self, range: impl RangeBounds<usize>) -> Drain<'_, T> {
[INFO] [stderr]     |                                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/gap_buffer.rs:549:9
[INFO] [stderr]     |
[INFO] [stderr] 549 |         &mut self,
[INFO] [stderr]     |         ^^^^^^^^^ the lifetime is elided here
[INFO] [stderr] ...
[INFO] [stderr] 552 |     ) -> Splice<T, I::IntoIter> {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 552 |     ) -> Splice<'_, T, I::IntoIter> {
[INFO] [stderr]     |                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/gap_buffer.rs:931:18
[INFO] [stderr]     |
[INFO] [stderr] 931 |     pub fn range(&self, range: impl RangeBounds<usize>) -> Range<T> {
[INFO] [stderr]     |                  ^^^^^ the lifetime is elided here         ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 931 |     pub fn range(&self, range: impl RangeBounds<usize>) -> Range<'_, T> {
[INFO] [stderr]     |                                                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/gap_buffer.rs:955:22
[INFO] [stderr]     |
[INFO] [stderr] 955 |     pub fn range_mut(&mut self, range: impl RangeBounds<usize>) -> RangeMut<T> {
[INFO] [stderr]     |                      ^^^^^^^^^ the lifetime is elided here         ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 955 |     pub fn range_mut(&mut self, range: impl RangeBounds<usize>) -> RangeMut<'_, T> {
[INFO] [stderr]     |                                                                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]     --> src/gap_buffer.rs:1069:17
[INFO] [stderr]      |
[INFO] [stderr] 1069 |     pub fn iter(&self) -> Iter<T> {
[INFO] [stderr]      |                 ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]      |                 |
[INFO] [stderr]      |                 the lifetime is elided here
[INFO] [stderr]      |
[INFO] [stderr]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]      |
[INFO] [stderr] 1069 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stderr]      |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]     --> src/gap_buffer.rs:1075:21
[INFO] [stderr]      |
[INFO] [stderr] 1075 |     pub fn iter_mut(&mut self) -> IterMut<T> {
[INFO] [stderr]      |                     ^^^^^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]      |                     |
[INFO] [stderr]      |                     the lifetime is elided here
[INFO] [stderr]      |
[INFO] [stderr]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]      |
[INFO] [stderr] 1075 |     pub fn iter_mut(&mut self) -> IterMut<'_, T> {
[INFO] [stderr]      |                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: `gapbuf` (lib) generated 6 warnings (run `cargo fix --lib -p gapbuf` to apply 6 suggestions)
[INFO] [stderr] warning: `gapbuf` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gapbuf-239d2e816031f460)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-6b554ccca4034e1c)
[INFO] [stdout] 
[INFO] [stdout] running 71 tests
[INFO] [stdout] test clear ... ok
[INFO] [stdout] test covariant ... ok
[INFO] [stdout] test drain ... ok
[INFO] [stdout] test drop ... ok
[INFO] [stdout] test drop_all ... ok
[INFO] [stdout] test eq_gapbuf1 ... ok
[INFO] [stdout] test eq_gapbuf2 ... ok
[INFO] [stdout] test eq_slice1 ... ok
[INFO] [stdout] test eq_slice2 ... ok
[INFO] [stdout] test from_iter ... ok
[INFO] [stdout] test get ... ok
[INFO] [stdout] test impl_send ... ok
[INFO] [stdout] test impl_sync ... ok
[INFO] [stdout] test index ... ok
[INFO] [stdout] test insert_after_gap ... ok
[INFO] [stdout] test get_mut ... ok
[INFO] [stdout] test insert_at_gap ... ok
[INFO] [stdout] test insert_before_gap_near ... ok
[INFO] [stdout] test insert_after_gap_near ... ok
[INFO] [stdout] test insert_each ... ok
[INFO] [stdout] test insert_many ... ok
[INFO] [stdout] test pop_back ... ok
[INFO] [stdout] test ord ... ok
[INFO] [stdout] test insert_before_gap ... ok
[INFO] [stdout] test pop_front ... ok
[INFO] [stdout] test insert_many_each ... ok
[INFO] [stdout] test push_back2 ... ok
[INFO] [stdout] test new ... ok
[INFO] [stdout] test push_back_each ... ok
[INFO] [stdout] test iter ... ok
[INFO] [stdout] test push_back_reserve ... ok
[INFO] [stdout] test push_back_reserve_exact ... ok
[INFO] [stdout] test push_front1 ... ok
[INFO] [stdout] test push_front2 ... ok
[INFO] [stdout] test push_front_each ... ok
[INFO] [stdout] test push_back1 ... ok
[INFO] [stdout] test remove_after_gap ... ok
[INFO] [stdout] test remove_after_gap_near ... ok
[INFO] [stdout] test remove_before_gap ... ok
[INFO] [stdout] test remove_before_gap_near ... ok
[INFO] [stdout] test reserve ... ok
[INFO] [stdout] test reserve_exact ... ok
[INFO] [stdout] test range ... ok
[INFO] [stdout] test reserve_exact_push_back ... ok
[INFO] [stdout] test set_gap_many ... ok
[INFO] [stdout] test set_gap_each ... ok
[INFO] [stdout] test reserve_push_back ... ok
[INFO] [stdout] test set_gap_to_tail ... ok
[INFO] [stdout] test shrink_to_fit_0 ... ok
[INFO] [stdout] test shrink_to_fit_gap_head ... ok
[INFO] [stdout] test shrink_to_fit_gap_mid ... ok
[INFO] [stdout] test retain ... ok
[INFO] [stdout] test set_gap_to_head ... ok
[INFO] [stdout] test shrink_to_fit_1 ... ok
[INFO] [stdout] test truncate_t_is_copy ... ok
[INFO] [stdout] test swap_remove ... ok
[INFO] [stdout] test truncate_t_is_not_copy ... ok
[INFO] [stdout] test swap ... ok
[INFO] [stdout] test with_capacity ... ok
[INFO] [stdout] test zero_sized_type ... ok
[INFO] [stdout] test splice ... ok
[INFO] [stdout] test drop_all_on_panic1 ... ok
[INFO] [stdout] test drop_all_on_panic2 ... ok
[INFO] [stdout] test index_out_of_range - should panic ... ok
[INFO] [stdout] test insert_many_out_of_range - should panic ... ok
[INFO] [stdout] test insert_out_of_range - should panic ... ok
[INFO] [stdout] test insert_many_overflow - should panic ... ok
[INFO] [stdout] test remove_out_of_range - should panic ... ok
[INFO] [stdout] test range_bad - should panic ... ok
[INFO] [stdout] test range_begin_out_of_range - should panic ... ok
[INFO] [stdout] test set_gap_out_of_range - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 71 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tests_proptest.rs (/opt/rustwide/target/debug/deps/tests_proptest-8366d276cfd40c6a)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test range ... ok
[INFO] [stdout] test splice ... ok
[INFO] [stdout] test insert_remove ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gapbuf
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::with_capacity (line 95) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::new (line 72) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::truncate (line 433) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::Slice<T>::as_slices (line 1018) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::reserve (line 132) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::retain (line 460) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::drain (line 506) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::Slice<T>::range (line 920) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::new (line 81) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::splice (line 539) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::swap_remove (line 352) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::capacity (line 112) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::shrink_to_fit (line 193) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::reserve_exact (line 156) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::Slice<T>::as_mut_slices (line 1044) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::Slice<T>::range_mut (line 944) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::gap_buffer (line 30) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::gap_buffer (line 19) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::remove (line 392) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a1ef37e3d4214b79e448a706ed1dd5322d3b08c6a6da265dc51739d1459f2a61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1ef37e3d4214b79e448a706ed1dd5322d3b08c6a6da265dc51739d1459f2a61", kill_on_drop: false }`
[INFO] [stdout] a1ef37e3d4214b79e448a706ed1dd5322d3b08c6a6da265dc51739d1459f2a61
