[INFO] fetching crate iterlist 0.5.0...
[INFO] testing iterlist-0.5.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate iterlist 0.5.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate iterlist 0.5.0
[INFO] finished tweaking crates.io crate iterlist 0.5.0
[INFO] tweaked toml for crates.io crate iterlist 0.5.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate iterlist 0.5.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc2264372acaedc2c4b1ada7a4e3e8cf2ff6cbd7a220a3bd021c49214f3c3508
[INFO] running `Command { std: "docker" "start" "-a" "dc2264372acaedc2c4b1ada7a4e3e8cf2ff6cbd7a220a3bd021c49214f3c3508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc2264372acaedc2c4b1ada7a4e3e8cf2ff6cbd7a220a3bd021c49214f3c3508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc2264372acaedc2c4b1ada7a4e3e8cf2ff6cbd7a220a3bd021c49214f3c3508", kill_on_drop: false }`
[INFO] [stdout] dc2264372acaedc2c4b1ada7a4e3e8cf2ff6cbd7a220a3bd021c49214f3c3508
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3169d10685b63255981f8706bd10fc7a420c15942850cc74684ff8d8a302d87
[INFO] running `Command { std: "docker" "start" "-a" "b3169d10685b63255981f8706bd10fc7a420c15942850cc74684ff8d8a302d87", kill_on_drop: false }`
[INFO] [stderr]    Compiling iterlist v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/list.rs:639:19
[INFO] [stdout]     |
[INFO] [stdout] 639 |     pub fn as_cursor(&self) -> Cursor<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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 639 |     pub fn as_cursor(&self) -> Cursor<'_, T> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "b3169d10685b63255981f8706bd10fc7a420c15942850cc74684ff8d8a302d87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3169d10685b63255981f8706bd10fc7a420c15942850cc74684ff8d8a302d87", kill_on_drop: false }`
[INFO] [stdout] b3169d10685b63255981f8706bd10fc7a420c15942850cc74684ff8d8a302d87
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5080b8b582b8dbc7707a6c1b3b097f8fe9e7dadf9c564b9bf4c0238757e7ceef
[INFO] running `Command { std: "docker" "start" "-a" "5080b8b582b8dbc7707a6c1b3b097f8fe9e7dadf9c564b9bf4c0238757e7ceef", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/list.rs:639:19
[INFO] [stdout]     |
[INFO] [stdout] 639 |     pub fn as_cursor(&self) -> Cursor<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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 639 |     pub fn as_cursor(&self) -> Cursor<'_, T> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling iterlist v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/list.rs:639:19
[INFO] [stdout]     |
[INFO] [stdout] 639 |     pub fn as_cursor(&self) -> Cursor<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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 639 |     pub fn as_cursor(&self) -> Cursor<'_, T> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "5080b8b582b8dbc7707a6c1b3b097f8fe9e7dadf9c564b9bf4c0238757e7ceef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5080b8b582b8dbc7707a6c1b3b097f8fe9e7dadf9c564b9bf4c0238757e7ceef", kill_on_drop: false }`
[INFO] [stdout] 5080b8b582b8dbc7707a6c1b3b097f8fe9e7dadf9c564b9bf4c0238757e7ceef
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cf3be2b03b45a3a21bbe5c530ecb000f9df7d9d3c1eaad6c3c830e38ae779ec7
[INFO] running `Command { std: "docker" "start" "-a" "cf3be2b03b45a3a21bbe5c530ecb000f9df7d9d3c1eaad6c3c830e38ae779ec7", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/list.rs:639:19
[INFO] [stderr]     |
[INFO] [stderr] 639 |     pub fn as_cursor(&self) -> Cursor<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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 639 |     pub fn as_cursor(&self) -> Cursor<'_, T> {
[INFO] [stderr]     |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: `iterlist` (lib) generated 1 warning (run `cargo fix --lib -p iterlist` to apply 1 suggestion)
[INFO] [stderr] warning: `iterlist` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/iterlist-2644b13934818828)
[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]    Doc-tests iterlist
[INFO] [stdout] 
[INFO] [stdout] running 42 tests
[INFO] [stdout] test src/list.rs - list::Cursor<'t,T>::move_to_back (line 1002) ... ok
[INFO] [stdout] test src/list.rs - list::Cursor<'t,T>::current (line 948) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::consume_backward (line 433) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::advance (line 266) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::as_cursor (line 627) ... ok
[INFO] [stdout] test src/list.rs - list::Cursor<'t,T>::move_by (line 1093) ... ok
[INFO] [stdout] test src/list.rs - list::Cursor<'t,T>::move_to_front (line 976) ... ok
[INFO] [stdout] test src/list.rs - list::Cursor<'t,T>::advance (line 1049) ... ok
[INFO] [stdout] test src/list.rs - list::Cursor<'t,T>::retreat (line 1070) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::clone (line 680) ... ok
[INFO] [stdout] test src/list.rs - list::Cursor<'t,T>::index (line 961) ... ok
[INFO] [stdout] test src/list.rs - list::Cursor<'t,T>::get (line 1120) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::from (line 791) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::consume_forward (line 401) ... ok
[INFO] [stdout] test src/list.rs - list::Cursor<'t,T>::move_to (line 1027) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::get_current_mut (line 579) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::get_mut (line 385) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::is_empty (line 603) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::from (line 808) ... ok
[INFO] [stdout] test src/list.rs - list::Cursor (line 853) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::from_iter (line 826) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::insert_prev (line 113) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::get (line 371) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::len (line 592) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::current (line 567) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::move_to_front (line 194) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::new (line 41) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::move_to_back (line 223) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::insert_next (line 80) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::move_to (line 248) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::move_by (line 333) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::index (line 614) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::next_back (line 770) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::push_prev (line 172) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::retreat (line 298) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::replace_cursor (line 466) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::push_next (line 148) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::next (line 751) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::new_zeroed (line 66) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::split_after (line 507) ... ok
[INFO] [stdout] test src/list.rs - list::IterList<T>::split_before (line 536) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 42 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.83s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cf3be2b03b45a3a21bbe5c530ecb000f9df7d9d3c1eaad6c3c830e38ae779ec7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf3be2b03b45a3a21bbe5c530ecb000f9df7d9d3c1eaad6c3c830e38ae779ec7", kill_on_drop: false }`
[INFO] [stdout] cf3be2b03b45a3a21bbe5c530ecb000f9df7d9d3c1eaad6c3c830e38ae779ec7
