[INFO] cloning repository https://github.com/jjahn504/rust_hello
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jjahn504/rust_hello" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjjahn504%2Frust_hello", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjjahn504%2Frust_hello'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ee797e1f61e5ba65ca1c611b87ad5706be7f5b2
[INFO] testing jjahn504/rust_hello against 1.95.0 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjjahn504%2Frust_hello" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jjahn504/rust_hello
[INFO] finished tweaking git repo https://github.com/jjahn504/rust_hello
[INFO] tweaked toml for git repo https://github.com/jjahn504/rust_hello written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jjahn504/rust_hello on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jjahn504/rust_hello 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded matrixmultiply v0.3.9
[INFO] [stderr]   Downloaded random v0.14.0
[INFO] [stderr]   Downloaded portable-atomic v1.10.0
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19a3aa1c33b5d9697e5b2459d25c5fbeeaee472dffcf59fa47723a97a9d88794
[INFO] running `Command { std: "docker" "start" "-a" "19a3aa1c33b5d9697e5b2459d25c5fbeeaee472dffcf59fa47723a97a9d88794", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19a3aa1c33b5d9697e5b2459d25c5fbeeaee472dffcf59fa47723a97a9d88794", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19a3aa1c33b5d9697e5b2459d25c5fbeeaee472dffcf59fa47723a97a9d88794", kill_on_drop: false }`
[INFO] [stdout] 19a3aa1c33b5d9697e5b2459d25c5fbeeaee472dffcf59fa47723a97a9d88794
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6ed1badcd2f570b25c090be5616668d606613f26e6b86e0d57a57de6ec35902
[INFO] running `Command { std: "docker" "start" "-a" "e6ed1badcd2f570b25c090be5616668d606613f26e6b86e0d57a57de6ec35902", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.15
[INFO] [stderr]    Compiling bytes v1.9.0
[INFO] [stderr]    Compiling random v0.14.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling ndarray v0.16.1
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling tokio v1.42.0
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `Dog_2` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:167:8
[INFO] [stdout]     |
[INFO] [stdout] 167 | struct Dog_2; 
[INFO] [stdout]     |        ^^^^^ help: convert the identifier to upper camel case: `Dog2`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Cat_2` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:168:8
[INFO] [stdout]     |
[INFO] [stdout] 168 | struct Cat_2; 
[INFO] [stdout]     |        ^^^^^ help: convert the identifier to upper camel case: `Cat2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `APP_NAME` is never used
[INFO] [stdout]  --> src/main.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | static APP_NAME: &str = "MyApp";
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rectangle` is never constructed
[INFO] [stdout]   --> src/main.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | struct Rectangle { 
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `area`, and `can_hold` are never used
[INFO] [stdout]   --> src/main.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | impl Rectangle { 
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 68 |     fn new(width: u32, height: u32) -> Self { 
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     fn area(&self) -> u32 { 
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74 |     fn can_hold(&self, other: &Rectangle) -> bool { 
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/main.rs:80:24
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn process_data(input: &str) -> Cow<str> { 
[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] 80 | fn process_data(input: &str) -> Cow<'_, str> { 
[INFO] [stdout]    |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/main.rs:153:26
[INFO] [stdout]     |
[INFO] [stdout] 153 | fn process_data_3(input: &str) -> Cow<str> { 
[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] 153 | fn process_data_3(input: &str) -> Cow<'_, str> { 
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.67s
[INFO] running `Command { std: "docker" "inspect" "e6ed1badcd2f570b25c090be5616668d606613f26e6b86e0d57a57de6ec35902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6ed1badcd2f570b25c090be5616668d606613f26e6b86e0d57a57de6ec35902", kill_on_drop: false }`
[INFO] [stdout] e6ed1badcd2f570b25c090be5616668d606613f26e6b86e0d57a57de6ec35902
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e35d5432b46790b74f051aa4fdf9d9da956db67d0c65e1045de32f6108b969e
[INFO] running `Command { std: "docker" "start" "-a" "0e35d5432b46790b74f051aa4fdf9d9da956db67d0c65e1045de32f6108b969e", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `Dog_2` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:167:8
[INFO] [stdout]     |
[INFO] [stdout] 167 | struct Dog_2; 
[INFO] [stdout]     |        ^^^^^ help: convert the identifier to upper camel case: `Dog2`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Cat_2` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:168:8
[INFO] [stdout]     |
[INFO] [stdout] 168 | struct Cat_2; 
[INFO] [stdout]     |        ^^^^^ help: convert the identifier to upper camel case: `Cat2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `APP_NAME` is never used
[INFO] [stdout]  --> src/main.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | static APP_NAME: &str = "MyApp";
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rectangle` is never constructed
[INFO] [stdout]   --> src/main.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | struct Rectangle { 
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `area`, and `can_hold` are never used
[INFO] [stdout]   --> src/main.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | impl Rectangle { 
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 68 |     fn new(width: u32, height: u32) -> Self { 
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     fn area(&self) -> u32 { 
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74 |     fn can_hold(&self, other: &Rectangle) -> bool { 
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/main.rs:80:24
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn process_data(input: &str) -> Cow<str> { 
[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] 80 | fn process_data(input: &str) -> Cow<'_, str> { 
[INFO] [stdout]    |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/main.rs:153:26
[INFO] [stdout]     |
[INFO] [stdout] 153 | fn process_data_3(input: &str) -> Cow<str> { 
[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] 153 | fn process_data_3(input: &str) -> Cow<'_, str> { 
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "0e35d5432b46790b74f051aa4fdf9d9da956db67d0c65e1045de32f6108b969e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e35d5432b46790b74f051aa4fdf9d9da956db67d0c65e1045de32f6108b969e", kill_on_drop: false }`
[INFO] [stdout] 0e35d5432b46790b74f051aa4fdf9d9da956db67d0c65e1045de32f6108b969e
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 23653c99fb74179539d8d564d78965dc8e228ad52ccfc8d518e346e5ef67433d
[INFO] running `Command { std: "docker" "start" "-a" "23653c99fb74179539d8d564d78965dc8e228ad52ccfc8d518e346e5ef67433d", kill_on_drop: false }`
[INFO] [stderr] warning: type `Dog_2` should have an upper camel case name
[INFO] [stderr]    --> src/main.rs:167:8
[INFO] [stderr]     |
[INFO] [stderr] 167 | struct Dog_2; 
[INFO] [stderr]     |        ^^^^^ help: convert the identifier to upper camel case: `Dog2`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `Cat_2` should have an upper camel case name
[INFO] [stderr]    --> src/main.rs:168:8
[INFO] [stderr]     |
[INFO] [stderr] 168 | struct Cat_2; 
[INFO] [stderr]     |        ^^^^^ help: convert the identifier to upper camel case: `Cat2`
[INFO] [stderr] 
[INFO] [stderr] warning: static `APP_NAME` is never used
[INFO] [stderr]  --> src/main.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | static APP_NAME: &str = "MyApp";
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Rectangle` is never constructed
[INFO] [stderr]   --> src/main.rs:63:8
[INFO] [stderr]    |
[INFO] [stderr] 63 | struct Rectangle { 
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `area`, and `can_hold` are never used
[INFO] [stderr]   --> src/main.rs:68:8
[INFO] [stderr]    |
[INFO] [stderr] 67 | impl Rectangle { 
[INFO] [stderr]    | -------------- associated items in this implementation
[INFO] [stderr] 68 |     fn new(width: u32, height: u32) -> Self { 
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 71 |     fn area(&self) -> u32 { 
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 74 |     fn can_hold(&self, other: &Rectangle) -> bool { 
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/main.rs:80:24
[INFO] [stderr]    |
[INFO] [stderr] 80 | fn process_data(input: &str) -> Cow<str> { 
[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] 80 | fn process_data(input: &str) -> Cow<'_, str> { 
[INFO] [stderr]    |                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/main.rs:153:26
[INFO] [stderr]     |
[INFO] [stderr] 153 | fn process_data_3(input: &str) -> Cow<str> { 
[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] 153 | fn process_data_3(input: &str) -> Cow<'_, str> { 
[INFO] [stderr]     |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: `hello` (bin "hello" test) generated 7 warnings (run `cargo fix --bin "hello" -p hello --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hello-89f7bc1096c2f8ff)
[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" "23653c99fb74179539d8d564d78965dc8e228ad52ccfc8d518e346e5ef67433d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23653c99fb74179539d8d564d78965dc8e228ad52ccfc8d518e346e5ef67433d", kill_on_drop: false }`
[INFO] [stdout] 23653c99fb74179539d8d564d78965dc8e228ad52ccfc8d518e346e5ef67433d
