[INFO] fetching crate generational-lru 0.1.2...
[INFO] testing generational-lru-0.1.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate generational-lru 0.1.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate generational-lru 0.1.2
[INFO] finished tweaking crates.io crate generational-lru 0.1.2
[INFO] tweaked toml for crates.io crate generational-lru 0.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate generational-lru 0.1.2 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-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c24f8f6fa9c1309a24eb580e0b93bf5574b5f128c16dc9ed289ea277187c554
[INFO] running `Command { std: "docker" "start" "-a" "5c24f8f6fa9c1309a24eb580e0b93bf5574b5f128c16dc9ed289ea277187c554", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c24f8f6fa9c1309a24eb580e0b93bf5574b5f128c16dc9ed289ea277187c554", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c24f8f6fa9c1309a24eb580e0b93bf5574b5f128c16dc9ed289ea277187c554", kill_on_drop: false }`
[INFO] [stdout] 5c24f8f6fa9c1309a24eb580e0b93bf5574b5f128c16dc9ed289ea277187c554
[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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef6c6095caabc8d25a259db2ea4f67cf21c08daf2a4be54fd868d4d9e70401f0
[INFO] running `Command { std: "docker" "start" "-a" "ef6c6095caabc8d25a259db2ea4f67cf21c08daf2a4be54fd868d4d9e70401f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling generational-lru v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:708:21
[INFO] [stdout]     |
[INFO] [stdout] 708 |         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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 708 |         pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]     |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "ef6c6095caabc8d25a259db2ea4f67cf21c08daf2a4be54fd868d4d9e70401f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef6c6095caabc8d25a259db2ea4f67cf21c08daf2a4be54fd868d4d9e70401f0", kill_on_drop: false }`
[INFO] [stdout] ef6c6095caabc8d25a259db2ea4f67cf21c08daf2a4be54fd868d4d9e70401f0
[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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7acae99edeae72156c111ea851ebc55517d35c38e578388451491f55088ce5f8
[INFO] running `Command { std: "docker" "start" "-a" "7acae99edeae72156c111ea851ebc55517d35c38e578388451491f55088ce5f8", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:708:21
[INFO] [stdout]     |
[INFO] [stdout] 708 |         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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 708 |         pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]     |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling generational-lru v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:708:21
[INFO] [stdout]     |
[INFO] [stdout] 708 |         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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 708 |         pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]     |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "7acae99edeae72156c111ea851ebc55517d35c38e578388451491f55088ce5f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7acae99edeae72156c111ea851ebc55517d35c38e578388451491f55088ce5f8", kill_on_drop: false }`
[INFO] [stdout] 7acae99edeae72156c111ea851ebc55517d35c38e578388451491f55088ce5f8
[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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b46ecf85671a269ed628ae1cc7cc4ce5e09cb4fc0ed2daeb1f5e41fb8057e76c
[INFO] running `Command { std: "docker" "start" "-a" "b46ecf85671a269ed628ae1cc7cc4ce5e09cb4fc0ed2daeb1f5e41fb8057e76c", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:708:21
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stderr]     |
[INFO] [stderr] 708 |         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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 708 |         pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stderr]     |                                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: `generational-lru` (lib) generated 1 warning (run `cargo fix --lib -p generational-lru` to apply 1 suggestion)
[INFO] [stderr] warning: `generational-lru` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/generational_lru-f3eda8b14d7903c9)
[INFO] [stdout] test arena::tests::arena_insert ... ok
[INFO] [stdout] test arena::tests::arena_new ... ok
[INFO] [stdout] test arena::tests::arena_remove ... ok
[INFO] [stdout] test list::tests::list_pop_front ... ok
[INFO] [stdout] test list::tests::list_push_back ... ok
[INFO] [stdout] test list::tests::list_new ... ok
[INFO] [stdout] test list::tests::list_pop_back ... ok
[INFO] [stdout] test arena::tests::arena_with_capacity ... ok
[INFO] [stdout] test list::tests::list_push_front ... ok
[INFO] [stdout] test list::tests::list_remove ... ok
[INFO] [stdout] test list::tests::list_reposition_to_tail ... ok
[INFO] [stdout] test list::tests::list_with_capacity ... ok
[INFO] [stdout] test lrucache::tests::lru_cache_consistency ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests generational_lru
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - list (line 390) ... ok
[INFO] [stdout] test src/lib.rs - arena (line 51) ... ok
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] test src/lib.rs - lrucache (line 917) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.76s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b46ecf85671a269ed628ae1cc7cc4ce5e09cb4fc0ed2daeb1f5e41fb8057e76c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b46ecf85671a269ed628ae1cc7cc4ce5e09cb4fc0ed2daeb1f5e41fb8057e76c", kill_on_drop: false }`
[INFO] [stdout] b46ecf85671a269ed628ae1cc7cc4ce5e09cb4fc0ed2daeb1f5e41fb8057e76c
