[INFO] fetching crate nonempty 0.12.0...
[INFO] testing nonempty-0.12.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate nonempty 0.12.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate nonempty 0.12.0
[INFO] finished tweaking crates.io crate nonempty 0.12.0
[INFO] tweaked toml for crates.io crate nonempty 0.12.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nonempty 0.12.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nonempty 0.12.0 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9829cd63dac3a5dcb2a4c8995a081b1d7fe460490d11dd266193ed023dba45a6
[INFO] running `Command { std: "docker" "start" "-a" "9829cd63dac3a5dcb2a4c8995a081b1d7fe460490d11dd266193ed023dba45a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9829cd63dac3a5dcb2a4c8995a081b1d7fe460490d11dd266193ed023dba45a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9829cd63dac3a5dcb2a4c8995a081b1d7fe460490d11dd266193ed023dba45a6", kill_on_drop: false }`
[INFO] [stdout] 9829cd63dac3a5dcb2a4c8995a081b1d7fe460490d11dd266193ed023dba45a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b8c6bbb784c5763b6e67660b87ad3011f96ce6f2d106f825cc31e688e3eb51b
[INFO] running `Command { std: "docker" "start" "-a" "4b8c6bbb784c5763b6e67660b87ad3011f96ce6f2d106f825cc31e688e3eb51b", kill_on_drop: false }`
[INFO] [stderr]    Compiling nonempty v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:426:17
[INFO] [stdout]     |
[INFO] [stdout] 426 |     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] 426 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "4b8c6bbb784c5763b6e67660b87ad3011f96ce6f2d106f825cc31e688e3eb51b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b8c6bbb784c5763b6e67660b87ad3011f96ce6f2d106f825cc31e688e3eb51b", kill_on_drop: false }`
[INFO] [stdout] 4b8c6bbb784c5763b6e67660b87ad3011f96ce6f2d106f825cc31e688e3eb51b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae9b3bda5a180f8013f9dbd59b7858297c9e0f83d01991397b982b74dd377af9
[INFO] running `Command { std: "docker" "start" "-a" "ae9b3bda5a180f8013f9dbd59b7858297c9e0f83d01991397b982b74dd377af9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.141
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:426:17
[INFO] [stdout]     |
[INFO] [stdout] 426 |     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] 426 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nonempty v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:426:17
[INFO] [stdout]     |
[INFO] [stdout] 426 |     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] 426 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.87s
[INFO] running `Command { std: "docker" "inspect" "ae9b3bda5a180f8013f9dbd59b7858297c9e0f83d01991397b982b74dd377af9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae9b3bda5a180f8013f9dbd59b7858297c9e0f83d01991397b982b74dd377af9", kill_on_drop: false }`
[INFO] [stdout] ae9b3bda5a180f8013f9dbd59b7858297c9e0f83d01991397b982b74dd377af9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6ff12c0826ccc960e1ba8ecf9abebfa02699085c617294961f904e45b0bd6363
[INFO] running `Command { std: "docker" "start" "-a" "6ff12c0826ccc960e1ba8ecf9abebfa02699085c617294961f904e45b0bd6363", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:426:17
[INFO] [stderr]     |
[INFO] [stderr] 426 |     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] 426 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stderr]     |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: `nonempty` (lib) generated 1 warning
[INFO] [stderr] warning: `nonempty` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nonempty-650ec6ab0d7eb4c6)
[INFO] [stderr]    Doc-tests nonempty
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test nonzero::tests::test_nonzero ... ok
[INFO] [stdout] test tests::test_from_conversion ... ok
[INFO] [stdout] test tests::test_iter_both_directions ... ok
[INFO] [stdout] test tests::test_iter_both_directions_at_once ... ok
[INFO] [stdout] test tests::test_nontrivial_minimum_by_key ... ok
[INFO] [stdout] test tests::test_to_nonempty ... ok
[INFO] [stdout] test tests::test_sort ... ok
[INFO] [stdout] test tests::test_iter_syntax ... ok
[INFO] [stdout] test tests::test_try_map ... ok
[INFO] [stdout] test tests::test_mutate_head ... ok
[INFO] [stdout] test tests::test_into_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::binary_search_by (line 729) ... ok
[INFO] [stdout] test src/lib.rs - (line 32) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::binary_search (line 698) ... ok
[INFO] [stdout] test src/lib.rs - (line 46) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::binary_search (line 684) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::contains (line 374) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::from_vec (line 491) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::flat_map (line 625) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::binary_search_by_key (line 774) ... ok
[INFO] [stdout] test src/lib.rs - (line 60) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::index (line 1025) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::first_mut (line 268) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::append (line 565) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::iter (line 413) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::flatten (line 658) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::from_slice (line 462) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::map (line 587) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::sort (line 950) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::insert (line 318) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::minimum (line 827) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::minimum_by_key (line 923) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::iter_mut (line 433) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::maximum (line 805) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::maximum_by_key (line 899) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::maximum_by (line 849) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::split (line 539) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::split_first (line 515) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::tail (line 287) ... ok
[INFO] [stdout] test src/lib.rs - NonEmpty<T>::minimum_by (line 877) ... ok
[INFO] [stdout] test src/lib.rs - nonempty (line 115) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6ff12c0826ccc960e1ba8ecf9abebfa02699085c617294961f904e45b0bd6363", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ff12c0826ccc960e1ba8ecf9abebfa02699085c617294961f904e45b0bd6363", kill_on_drop: false }`
[INFO] [stdout] 6ff12c0826ccc960e1ba8ecf9abebfa02699085c617294961f904e45b0bd6363