[INFO] fetching crate umash 0.6.1...
[INFO] testing umash-0.6.1 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate umash 0.6.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate umash 0.6.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate umash 0.6.1
[INFO] tweaked toml for crates.io crate umash 0.6.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate umash 0.6.1 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate umash 0.6.1 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba33fc201e18053f74c50af4661bd007f28db3491eda9e9ee320defb870128e4
[INFO] running `Command { std: "docker" "start" "-a" "ba33fc201e18053f74c50af4661bd007f28db3491eda9e9ee320defb870128e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba33fc201e18053f74c50af4661bd007f28db3491eda9e9ee320defb870128e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba33fc201e18053f74c50af4661bd007f28db3491eda9e9ee320defb870128e4", kill_on_drop: false }`
[INFO] [stdout] ba33fc201e18053f74c50af4661bd007f28db3491eda9e9ee320defb870128e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81120fbbc1dcb9a13d262f926c7728aa991fb05f13f5a20fcf7b8f4837153449
[INFO] running `Command { std: "docker" "start" "-a" "81120fbbc1dcb9a13d262f926c7728aa991fb05f13f5a20fcf7b8f4837153449", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.1.25
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling umash-sys v1.0.0
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling umash v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:201:19
[INFO] [stdout]     |
[INFO] [stdout] 201 |     pub fn hasher(&self, seed: u64) -> Hasher {
[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] 201 |     pub fn hasher(&self, seed: u64) -> Hasher<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:210:29
[INFO] [stdout]     |
[INFO] [stdout] 210 |     pub fn secondary_hasher(&self, seed: u64) -> Hasher {
[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] 210 |     pub fn secondary_hasher(&self, seed: u64) -> Hasher<'_> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:220:29
[INFO] [stdout]     |
[INFO] [stdout] 220 |     pub fn component_hasher(&self, seed: u64, which: UmashComponent) -> Hasher {
[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] 220 |     pub fn component_hasher(&self, seed: u64, which: UmashComponent) -> Hasher<'_> {
[INFO] [stdout]     |                                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:229:26
[INFO] [stdout]     |
[INFO] [stdout] 229 |     pub fn fingerprinter(&self, seed: u64) -> Fingerprinter {
[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] 229 |     pub fn fingerprinter(&self, seed: u64) -> Fingerprinter<'_> {
[INFO] [stdout]     |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.53s
[INFO] running `Command { std: "docker" "inspect" "81120fbbc1dcb9a13d262f926c7728aa991fb05f13f5a20fcf7b8f4837153449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81120fbbc1dcb9a13d262f926c7728aa991fb05f13f5a20fcf7b8f4837153449", kill_on_drop: false }`
[INFO] [stdout] 81120fbbc1dcb9a13d262f926c7728aa991fb05f13f5a20fcf7b8f4837153449
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3d8f419cdf5479cb478a22e4431992941954f443a0f7082a35b1084baa415b0
[INFO] running `Command { std: "docker" "start" "-a" "d3d8f419cdf5479cb478a22e4431992941954f443a0f7082a35b1084baa415b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling umash v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:201:19
[INFO] [stdout]     |
[INFO] [stdout] 201 |     pub fn hasher(&self, seed: u64) -> Hasher {
[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] 201 |     pub fn hasher(&self, seed: u64) -> Hasher<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:210:29
[INFO] [stdout]     |
[INFO] [stdout] 210 |     pub fn secondary_hasher(&self, seed: u64) -> Hasher {
[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] 210 |     pub fn secondary_hasher(&self, seed: u64) -> Hasher<'_> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:220:29
[INFO] [stdout]     |
[INFO] [stdout] 220 |     pub fn component_hasher(&self, seed: u64, which: UmashComponent) -> Hasher {
[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] 220 |     pub fn component_hasher(&self, seed: u64, which: UmashComponent) -> Hasher<'_> {
[INFO] [stdout]     |                                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:229:26
[INFO] [stdout]     |
[INFO] [stdout] 229 |     pub fn fingerprinter(&self, seed: u64) -> Fingerprinter {
[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] 229 |     pub fn fingerprinter(&self, seed: u64) -> Fingerprinter<'_> {
[INFO] [stdout]     |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:201:19
[INFO] [stdout]     |
[INFO] [stdout] 201 |     pub fn hasher(&self, seed: u64) -> Hasher {
[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] 201 |     pub fn hasher(&self, seed: u64) -> Hasher<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:210:29
[INFO] [stdout]     |
[INFO] [stdout] 210 |     pub fn secondary_hasher(&self, seed: u64) -> Hasher {
[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] 210 |     pub fn secondary_hasher(&self, seed: u64) -> Hasher<'_> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:220:29
[INFO] [stdout]     |
[INFO] [stdout] 220 |     pub fn component_hasher(&self, seed: u64, which: UmashComponent) -> Hasher {
[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] 220 |     pub fn component_hasher(&self, seed: u64, which: UmashComponent) -> Hasher<'_> {
[INFO] [stdout]     |                                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:229:26
[INFO] [stdout]     |
[INFO] [stdout] 229 |     pub fn fingerprinter(&self, seed: u64) -> Fingerprinter {
[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] 229 |     pub fn fingerprinter(&self, seed: u64) -> Fingerprinter<'_> {
[INFO] [stdout]     |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "d3d8f419cdf5479cb478a22e4431992941954f443a0f7082a35b1084baa415b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3d8f419cdf5479cb478a22e4431992941954f443a0f7082a35b1084baa415b0", kill_on_drop: false }`
[INFO] [stdout] d3d8f419cdf5479cb478a22e4431992941954f443a0f7082a35b1084baa415b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d08be90ddc385e087a0ceda60ce67edc79ad0ccb25edcce761f9e27a9f60593b
[INFO] running `Command { std: "docker" "start" "-a" "d08be90ddc385e087a0ceda60ce67edc79ad0ccb25edcce761f9e27a9f60593b", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:201:19
[INFO] [stderr]     |
[INFO] [stderr] 201 |     pub fn hasher(&self, seed: u64) -> Hasher {
[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] 201 |     pub fn hasher(&self, seed: u64) -> Hasher<'_> {
[INFO] [stderr]     |                                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:210:29
[INFO] [stderr]     |
[INFO] [stderr] 210 |     pub fn secondary_hasher(&self, seed: u64) -> Hasher {
[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] 210 |     pub fn secondary_hasher(&self, seed: u64) -> Hasher<'_> {
[INFO] [stderr]     |                                                        ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:220:29
[INFO] [stderr]     |
[INFO] [stderr] 220 |     pub fn component_hasher(&self, seed: u64, which: UmashComponent) -> Hasher {
[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] 220 |     pub fn component_hasher(&self, seed: u64, which: UmashComponent) -> Hasher<'_> {
[INFO] [stderr]     |                                                                               ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:229:26
[INFO] [stderr]     |
[INFO] [stderr] 229 |     pub fn fingerprinter(&self, seed: u64) -> Fingerprinter {
[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] 229 |     pub fn fingerprinter(&self, seed: u64) -> Fingerprinter<'_> {
[INFO] [stderr]     |                                                            ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `umash` (lib) generated 4 warnings (run `cargo fix --lib -p umash` to apply 4 suggestions)
[INFO] [stderr] warning: `umash` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/umash-4aca06a3c8e2119b)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::test_another_case_with_separate_params ... ok
[INFO] [stdout] test tests::test_example_case_hashers ... ok
[INFO] [stdout] test tests::test_example_case_with_separate_params ... ok
[INFO] [stdout] test tests::test_example_case ... ok
[INFO] [stdout] test tests::test_hash_map ... ok
[INFO] [stdout] test tests::test_into_fingerprinter_as_hasher ... ok
[INFO] [stdout] test tests::test_secondary_example_case_with_separate_params ... ok
[INFO] [stdout] test tests::test_simple_hashes ... ok
[INFO] [stderr]    Doc-tests umash
[INFO] [stdout] test tests::test_another_case_with_separate_params_as_write ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "d08be90ddc385e087a0ceda60ce67edc79ad0ccb25edcce761f9e27a9f60593b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d08be90ddc385e087a0ceda60ce67edc79ad0ccb25edcce761f9e27a9f60593b", kill_on_drop: false }`
[INFO] [stdout] d08be90ddc385e087a0ceda60ce67edc79ad0ccb25edcce761f9e27a9f60593b
