[INFO] fetching crate undr 0.2.0...
[INFO] testing undr-0.2.0 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065
[INFO] extracting crate undr 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate undr 0.2.0
[INFO] finished tweaking crates.io crate undr 0.2.0
[INFO] tweaked toml for crates.io crate undr 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate undr 0.2.0 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 189 packages to latest compatible versions
[INFO] [stderr]       Adding brotli v3.5.0 (available: v8.0.2)
[INFO] [stderr]       Adding crypto-common v0.1.6 (available: v0.1.7)
[INFO] [stderr]       Adding digest v0.10.7 (available: v0.11.2)
[INFO] [stderr]       Adding generic-array v0.14.9 (available: v1.3.5)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.13.2)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] [stderr]       Adding toml v0.5.11 (available: v1.1.0+spec-1.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c89e3dea4042dfdcb068a50e8b99c4d491de95d6d29ea03dcf4cf8f91dfce39
[INFO] running `Command { std: "docker" "start" "-a" "8c89e3dea4042dfdcb068a50e8b99c4d491de95d6d29ea03dcf4cf8f91dfce39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c89e3dea4042dfdcb068a50e8b99c4d491de95d6d29ea03dcf4cf8f91dfce39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c89e3dea4042dfdcb068a50e8b99c4d491de95d6d29ea03dcf4cf8f91dfce39", kill_on_drop: false }`
[INFO] [stdout] 8c89e3dea4042dfdcb068a50e8b99c4d491de95d6d29ea03dcf4cf8f91dfce39
[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=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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa49671a45a8a0346e0f9fc11982cfb20227831de8b3280c0ce4c09aa847f915
[INFO] running `Command { std: "docker" "start" "-a" "aa49671a45a8a0346e0f9fc11982cfb20227831de8b3280c0ce4c09aa847f915", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling keccak v0.1.6
[INFO] [stderr]    Compiling brotli-decompressor v2.5.1
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling brotli v3.5.0
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tokio-macros v2.6.1
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling openssl v0.10.76
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling yoke v0.8.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling zerovec v0.11.5
[INFO] [stderr]    Compiling zerotrie v0.2.3
[INFO] [stderr]    Compiling tinystr v0.8.2
[INFO] [stderr]    Compiling potential_utf v0.1.4
[INFO] [stderr]    Compiling icu_collections v2.1.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling icu_locale_core v2.1.1
[INFO] [stderr]    Compiling icu_provider v2.1.1
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling icu_normalizer v2.1.1
[INFO] [stderr]    Compiling icu_properties v2.1.2
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling undr v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `generic_array::GenericArray`: please upgrade to generic-array 1.x
[INFO] [stdout]   --> src/types.rs:93:24
[INFO] [stdout]    |
[INFO] [stdout] 93 |     pub generic_array::GenericArray<u8, <sha3::Sha3_224 as digest::OutputSizeUser>::OutputSize>,
[INFO] [stdout]    |                        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `generic_array::GenericArray`: please upgrade to generic-array 1.x
[INFO] [stdout]    --> src/types.rs:119:32
[INFO] [stdout]     |
[INFO] [stdout] 119 |                 generic_array::GenericArray::<
[INFO] [stdout]     |                                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `generic_array::GenericArray::<T, N>::from_exact_iter`: please upgrade to generic-array 1.x
[INFO] [stdout]    --> src/types.rs:122:20
[INFO] [stdout]     |
[INFO] [stdout] 122 |                 >::from_exact_iter(string.as_bytes().chunks(2).map(|pair| {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/json_index.rs:111:29
[INFO] [stdout]     |
[INFO] [stdout] 111 |     pub fn best_compression(&self) -> (&Compression, CompressionProperties) {
[INFO] [stdout]     |                             ^^^^^      ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                             |          |
[INFO] [stdout]     |                             |          the same lifetime is elided here
[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] 111 |     pub fn best_compression(&self) -> (&Compression, CompressionProperties<'_>) {
[INFO] [stdout]     |                                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.31s
[INFO] running `Command { std: "docker" "inspect" "aa49671a45a8a0346e0f9fc11982cfb20227831de8b3280c0ce4c09aa847f915", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa49671a45a8a0346e0f9fc11982cfb20227831de8b3280c0ce4c09aa847f915", kill_on_drop: false }`
[INFO] [stdout] aa49671a45a8a0346e0f9fc11982cfb20227831de8b3280c0ce4c09aa847f915
[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=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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28bd981b32c25cecd407864dd2068087e6838fdf87a9b110ad981ccbe8bab49c
[INFO] running `Command { std: "docker" "start" "-a" "28bd981b32c25cecd407864dd2068087e6838fdf87a9b110ad981ccbe8bab49c", kill_on_drop: false }`
[INFO] [stderr]    Compiling undr v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `generic_array::GenericArray`: please upgrade to generic-array 1.x
[INFO] [stdout]   --> src/types.rs:93:24
[INFO] [stdout]    |
[INFO] [stdout] 93 |     pub generic_array::GenericArray<u8, <sha3::Sha3_224 as digest::OutputSizeUser>::OutputSize>,
[INFO] [stdout]    |                        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `generic_array::GenericArray`: please upgrade to generic-array 1.x
[INFO] [stdout]    --> src/types.rs:119:32
[INFO] [stdout]     |
[INFO] [stdout] 119 |                 generic_array::GenericArray::<
[INFO] [stdout]     |                                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `generic_array::GenericArray::<T, N>::from_exact_iter`: please upgrade to generic-array 1.x
[INFO] [stdout]    --> src/types.rs:122:20
[INFO] [stdout]     |
[INFO] [stdout] 122 |                 >::from_exact_iter(string.as_bytes().chunks(2).map(|pair| {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/json_index.rs:111:29
[INFO] [stdout]     |
[INFO] [stdout] 111 |     pub fn best_compression(&self) -> (&Compression, CompressionProperties) {
[INFO] [stdout]     |                             ^^^^^      ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                             |          |
[INFO] [stdout]     |                             |          the same lifetime is elided here
[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] 111 |     pub fn best_compression(&self) -> (&Compression, CompressionProperties<'_>) {
[INFO] [stdout]     |                                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `generic_array::GenericArray`: please upgrade to generic-array 1.x
[INFO] [stdout]   --> src/types.rs:93:24
[INFO] [stdout]    |
[INFO] [stdout] 93 |     pub generic_array::GenericArray<u8, <sha3::Sha3_224 as digest::OutputSizeUser>::OutputSize>,
[INFO] [stdout]    |                        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `generic_array::GenericArray`: please upgrade to generic-array 1.x
[INFO] [stdout]    --> src/types.rs:119:32
[INFO] [stdout]     |
[INFO] [stdout] 119 |                 generic_array::GenericArray::<
[INFO] [stdout]     |                                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `generic_array::GenericArray::<T, N>::from_exact_iter`: please upgrade to generic-array 1.x
[INFO] [stdout]    --> src/types.rs:122:20
[INFO] [stdout]     |
[INFO] [stdout] 122 |                 >::from_exact_iter(string.as_bytes().chunks(2).map(|pair| {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/json_index.rs:111:29
[INFO] [stdout]     |
[INFO] [stdout] 111 |     pub fn best_compression(&self) -> (&Compression, CompressionProperties) {
[INFO] [stdout]     |                             ^^^^^      ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                             |          |
[INFO] [stdout]     |                             |          the same lifetime is elided here
[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] 111 |     pub fn best_compression(&self) -> (&Compression, CompressionProperties<'_>) {
[INFO] [stdout]     |                                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.15s
[INFO] running `Command { std: "docker" "inspect" "28bd981b32c25cecd407864dd2068087e6838fdf87a9b110ad981ccbe8bab49c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28bd981b32c25cecd407864dd2068087e6838fdf87a9b110ad981ccbe8bab49c", kill_on_drop: false }`
[INFO] [stdout] 28bd981b32c25cecd407864dd2068087e6838fdf87a9b110ad981ccbe8bab49c
[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=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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ad73bd3617ef421d63ef65b9f5c70456aa6f42370c0aaac2dee903d19e1f20b4
[INFO] running `Command { std: "docker" "start" "-a" "ad73bd3617ef421d63ef65b9f5c70456aa6f42370c0aaac2dee903d19e1f20b4", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated struct `generic_array::GenericArray`: please upgrade to generic-array 1.x
[INFO] [stderr]   --> src/types.rs:93:24
[INFO] [stderr]    |
[INFO] [stderr] 93 |     pub generic_array::GenericArray<u8, <sha3::Sha3_224 as digest::OutputSizeUser>::OutputSize>,
[INFO] [stderr]    |                        ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `generic_array::GenericArray`: please upgrade to generic-array 1.x
[INFO] [stderr]    --> src/types.rs:119:32
[INFO] [stderr]     |
[INFO] [stderr] 119 |                 generic_array::GenericArray::<
[INFO] [stderr]     |                                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `generic_array::GenericArray::<T, N>::from_exact_iter`: please upgrade to generic-array 1.x
[INFO] [stderr]    --> src/types.rs:122:20
[INFO] [stderr]     |
[INFO] [stderr] 122 |                 >::from_exact_iter(string.as_bytes().chunks(2).map(|pair| {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/json_index.rs:111:29
[INFO] [stderr]     |
[INFO] [stderr] 111 |     pub fn best_compression(&self) -> (&Compression, CompressionProperties) {
[INFO] [stderr]     |                             ^^^^^      ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                             |          |
[INFO] [stderr]     |                             |          the same lifetime is elided here
[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] 111 |     pub fn best_compression(&self) -> (&Compression, CompressionProperties<'_>) {
[INFO] [stderr]     |                                                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `undr` (lib) generated 4 warnings (run `cargo fix --lib -p undr` to apply 1 suggestion)
[INFO] [stderr] warning: `undr` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/undr-b60f6bf97682e26d)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test types::tests::test_hash_serde ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/bibtex.rs (/opt/rustwide/target/debug/deps/bibtex-9170a7fead490553)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: test failed, to rerun pass `--test bibtex`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/bibtex-9170a7fead490553` (exit status: 1)
[INFO] [stderr] note: test exited abnormally; to see the full output pass --no-capture to the harness.
[INFO] running `Command { std: "docker" "inspect" "ad73bd3617ef421d63ef65b9f5c70456aa6f42370c0aaac2dee903d19e1f20b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad73bd3617ef421d63ef65b9f5c70456aa6f42370c0aaac2dee903d19e1f20b4", kill_on_drop: false }`
[INFO] [stdout] ad73bd3617ef421d63ef65b9f5c70456aa6f42370c0aaac2dee903d19e1f20b4
