[INFO] fetching crate ef80escape 0.1.0...
[INFO] testing ef80escape-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate ef80escape 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate ef80escape 0.1.0
[INFO] finished tweaking crates.io crate ef80escape 0.1.0
[INFO] tweaked toml for crates.io crate ef80escape 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ef80escape 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1dff5e25d583c207ed73df1d7aa5478021bf148b18c8969c8b5d46c0c020e35
[INFO] running `Command { std: "docker" "start" "-a" "f1dff5e25d583c207ed73df1d7aa5478021bf148b18c8969c8b5d46c0c020e35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1dff5e25d583c207ed73df1d7aa5478021bf148b18c8969c8b5d46c0c020e35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1dff5e25d583c207ed73df1d7aa5478021bf148b18c8969c8b5d46c0c020e35", kill_on_drop: false }`
[INFO] [stdout] f1dff5e25d583c207ed73df1d7aa5478021bf148b18c8969c8b5d46c0c020e35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14cd6273d83ef51fb36f67dab4944cae9c7e9420452191d7ef84d1ff53e68b2e
[INFO] running `Command { std: "docker" "start" "-a" "14cd6273d83ef51fb36f67dab4944cae9c7e9420452191d7ef84d1ff53e68b2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ef80escape v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:104:27
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub fn bytes_to_str(data: &[u8]) -> 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] 104 | pub fn bytes_to_str(data: &[u8]) -> Cow<'_, str> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "14cd6273d83ef51fb36f67dab4944cae9c7e9420452191d7ef84d1ff53e68b2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14cd6273d83ef51fb36f67dab4944cae9c7e9420452191d7ef84d1ff53e68b2e", kill_on_drop: false }`
[INFO] [stdout] 14cd6273d83ef51fb36f67dab4944cae9c7e9420452191d7ef84d1ff53e68b2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] faf1f6613ac9524348520dc2b8633db197dcb031f96dd0eff303300e5d5e1789
[INFO] running `Command { std: "docker" "start" "-a" "faf1f6613ac9524348520dc2b8633db197dcb031f96dd0eff303300e5d5e1789", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:104:27
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub fn bytes_to_str(data: &[u8]) -> 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] 104 | pub fn bytes_to_str(data: &[u8]) -> Cow<'_, str> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ef80escape v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:104:27
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub fn bytes_to_str(data: &[u8]) -> 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] 104 | pub fn bytes_to_str(data: &[u8]) -> Cow<'_, str> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "faf1f6613ac9524348520dc2b8633db197dcb031f96dd0eff303300e5d5e1789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faf1f6613ac9524348520dc2b8633db197dcb031f96dd0eff303300e5d5e1789", kill_on_drop: false }`
[INFO] [stdout] faf1f6613ac9524348520dc2b8633db197dcb031f96dd0eff303300e5d5e1789
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e3f9d1e7c92d99c6d73796d683a507d05a322fb7ceb9f5b19316faad17f8a81b
[INFO] running `Command { std: "docker" "start" "-a" "e3f9d1e7c92d99c6d73796d683a507d05a322fb7ceb9f5b19316faad17f8a81b", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:104:27
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub fn bytes_to_str(data: &[u8]) -> 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] 104 | pub fn bytes_to_str(data: &[u8]) -> Cow<'_, str> {
[INFO] [stderr]     |                                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: `ef80escape` (lib) generated 1 warning (run `cargo fix --lib -p ef80escape` to apply 1 suggestion)
[INFO] [stderr] warning: `ef80escape` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ef80escape-311ec32ce55abeea)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::zero_copy ... ok
[INFO] [stdout] test tests::round_trip1 ... ok
[INFO] [stdout] test tests::round_trip3 ... ok
[INFO] [stdout] test tests::round_trip2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ef80escape
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - bytes_to_str (line 59) ... ok
[INFO] [stdout] test src/lib.rs - str_to_bytes (line 159) ... ok
[INFO] [stdout] test src/lib.rs - bytes_to_str (line 76) ... ok
[INFO] [stdout] test src/lib.rs - str_to_bytes (line 196) ... ok
[INFO] [stdout] test src/lib.rs - str_to_bytes (line 185) ... ok
[INFO] [stdout] test src/lib.rs - str_to_bytes (line 169) ... ok
[INFO] [stdout] test src/lib.rs - bytes_to_str (line 87) ... ok
[INFO] [stdout] test src/lib.rs - bytes_to_str (line 68) ... ok
[INFO] [stdout] test src/lib.rs - str_to_bytes (line 176) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e3f9d1e7c92d99c6d73796d683a507d05a322fb7ceb9f5b19316faad17f8a81b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3f9d1e7c92d99c6d73796d683a507d05a322fb7ceb9f5b19316faad17f8a81b", kill_on_drop: false }`
[INFO] [stdout] e3f9d1e7c92d99c6d73796d683a507d05a322fb7ceb9f5b19316faad17f8a81b