[INFO] fetching crate wtf8-rs 1.1.0... [INFO] testing wtf8-rs-1.1.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate wtf8-rs 1.1.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate wtf8-rs 1.1.0 [INFO] finished tweaking crates.io crate wtf8-rs 1.1.0 [INFO] tweaked toml for crates.io crate wtf8-rs 1.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate wtf8-rs 1.1.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 003ba95ecb8d4d61b8e67095e72cee09436ae23ef730ebb2d032e6b9e0d15732 [INFO] running `Command { std: "docker" "start" "-a" "003ba95ecb8d4d61b8e67095e72cee09436ae23ef730ebb2d032e6b9e0d15732", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "003ba95ecb8d4d61b8e67095e72cee09436ae23ef730ebb2d032e6b9e0d15732", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "003ba95ecb8d4d61b8e67095e72cee09436ae23ef730ebb2d032e6b9e0d15732", kill_on_drop: false }` [INFO] [stdout] 003ba95ecb8d4d61b8e67095e72cee09436ae23ef730ebb2d032e6b9e0d15732 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 16ccd671cdea12e501ea7b473ee26b0293450de27245bd8a69df8f2d015f8895 [INFO] running `Command { std: "docker" "start" "-a" "16ccd671cdea12e501ea7b473ee26b0293450de27245bd8a69df8f2d015f8895", kill_on_drop: false }` [INFO] [stderr] Compiling wtf8-rs v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/wtf8/mod.rs:103:19 [INFO] [stdout] | [INFO] [stdout] 103 | pub fn chunks(&self) -> Chunks { [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] 103 | pub fn chunks(&self) -> Chunks<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/wtf8/mod.rs:113:28 [INFO] [stdout] | [INFO] [stdout] 113 | pub fn to_string_lossy(&self) -> Cow { [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] 113 | pub fn to_string_lossy(&self) -> Cow<'_, str> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s [INFO] running `Command { std: "docker" "inspect" "16ccd671cdea12e501ea7b473ee26b0293450de27245bd8a69df8f2d015f8895", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16ccd671cdea12e501ea7b473ee26b0293450de27245bd8a69df8f2d015f8895", kill_on_drop: false }` [INFO] [stdout] 16ccd671cdea12e501ea7b473ee26b0293450de27245bd8a69df8f2d015f8895 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 44ec1fa9e7bb2f1b0cccf224f1b049468266e44da4a52802f78b1a607efad41b [INFO] running `Command { std: "docker" "start" "-a" "44ec1fa9e7bb2f1b0cccf224f1b049468266e44da4a52802f78b1a607efad41b", kill_on_drop: false }` [INFO] [stderr] Compiling wtf8-rs v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/wtf8/mod.rs:103:19 [INFO] [stdout] | [INFO] [stdout] 103 | pub fn chunks(&self) -> Chunks { [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] 103 | pub fn chunks(&self) -> Chunks<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/wtf8/mod.rs:113:28 [INFO] [stdout] | [INFO] [stdout] 113 | pub fn to_string_lossy(&self) -> Cow { [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] 113 | pub fn to_string_lossy(&self) -> Cow<'_, str> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/wtf8/mod.rs:103:19 [INFO] [stdout] | [INFO] [stdout] 103 | pub fn chunks(&self) -> Chunks { [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] 103 | pub fn chunks(&self) -> Chunks<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/wtf8/mod.rs:113:28 [INFO] [stdout] | [INFO] [stdout] 113 | pub fn to_string_lossy(&self) -> Cow { [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] 113 | pub fn to_string_lossy(&self) -> Cow<'_, str> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s [INFO] running `Command { std: "docker" "inspect" "44ec1fa9e7bb2f1b0cccf224f1b049468266e44da4a52802f78b1a607efad41b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44ec1fa9e7bb2f1b0cccf224f1b049468266e44da4a52802f78b1a607efad41b", kill_on_drop: false }` [INFO] [stdout] 44ec1fa9e7bb2f1b0cccf224f1b049468266e44da4a52802f78b1a607efad41b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 028d9e238e5f64bb78e54dd88b1519b5eb5854e8e07ce91f059cb0d622dd7bf7 [INFO] running `Command { std: "docker" "start" "-a" "028d9e238e5f64bb78e54dd88b1519b5eb5854e8e07ce91f059cb0d622dd7bf7", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/wtf8/mod.rs:103:19 [INFO] [stderr] | [INFO] [stderr] 103 | pub fn chunks(&self) -> Chunks { [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] 103 | pub fn chunks(&self) -> Chunks<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/wtf8/mod.rs:113:28 [INFO] [stderr] | [INFO] [stderr] 113 | pub fn to_string_lossy(&self) -> Cow { [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] 113 | pub fn to_string_lossy(&self) -> Cow<'_, str> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `wtf8-rs` (lib) generated 2 warnings (run `cargo fix --lib -p wtf8-rs` to apply 2 suggestions) [INFO] [stderr] warning: `wtf8-rs` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wtf8_rs-7c2748b20adf7f32) [INFO] [stdout] [INFO] [stdout] running 39 tests [INFO] [stdout] test codepoint::tests::code_point_from_char ... ok [INFO] [stdout] test codepoint::tests::code_point_from_u32 ... ok [INFO] [stdout] test codepoint::tests::code_point_to_char ... ok [INFO] [stdout] test codepoint::tests::code_point_to_char_lossy ... ok [INFO] [stdout] test codepoint::tests::code_point_to_string ... ok [INFO] [stdout] test codepoint::tests::code_point_to_u32 ... ok [INFO] [stdout] test wtf8::tests::wtf8_as_str ... ok [INFO] [stdout] test wtf8::tests::wtf8_ascii_byte_at ... ok [INFO] [stdout] test wtf8::tests::wtf8_chunks ... ok [INFO] [stdout] test wtf8::tests::wtf8_code_points ... ok [INFO] [stdout] test wtf8::tests::wtf8_display ... ok [INFO] [stdout] test wtf8::tests::wtf8_encode_utf16 ... ok [INFO] [stdout] test wtf8::tests::wtf8_from_str ... ok [INFO] [stdout] test wtf8::tests::wtf8_len ... ok [INFO] [stdout] test wtf8::tests::wtf8_slice ... ok [INFO] [stdout] test wtf8::tests::wtf8_slice_from ... ok [INFO] [stdout] test wtf8::tests::wtf8_slice_to ... ok [INFO] [stdout] test wtf8::tests::wtf8_to_string_lossy ... ok [INFO] [stdout] test wtf8buf::tests::wtf8buf_as_slice ... ok [INFO] [stdout] test wtf8buf::tests::wtf8buf_extend ... ok [INFO] [stdout] test wtf8buf::tests::wtf8buf_from_iterator ... ok [INFO] [stdout] test wtf8buf::tests::wtf8buf_from_str ... ok [INFO] [stdout] test wtf8buf::tests::wtf8buf_from_utf16 ... ok [INFO] [stdout] test wtf8buf::tests::wtf8buf_into_string_lossy ... ok [INFO] [stdout] test wtf8buf::tests::wtf8buf_push_char ... ok [INFO] [stdout] test wtf8buf::tests::wtf8buf_push_wtf8 ... ok [INFO] [stdout] test wtf8buf::tests::wtf8buf_into_string ... ok [INFO] [stdout] test wtf8buf::tests::wtf8buf_from_string ... ok [INFO] [stdout] test wtf8buf::tests::wtf8buf_show_str ... ok [INFO] [stdout] test wtf8buf::tests::wtf8buf_truncate ... ok [INFO] [stdout] test wtf8buf::tests::wtf8buf_push ... ok [INFO] [stdout] test wtf8buf::tests::wtf8buf_new ... ok [INFO] [stdout] test wtf8buf::tests::wtf8buf_push_str ... ok [INFO] [stdout] test wtf8buf::tests::wtf8buf_show ... ok [INFO] [stdout] test wtf8::tests::wtf8_slice_from_not_code_point_boundary - should panic ... ok [INFO] [stdout] test wtf8::tests::wtf8_slice_not_code_point_boundary - should panic ... ok [INFO] [stdout] test wtf8::tests::wtf8_slice_to_not_code_point_boundary - should panic ... ok [INFO] [stdout] test wtf8buf::tests::wtf8buf_truncate_fail_code_point_boundary - should panic ... ok [INFO] [stdout] test wtf8buf::tests::wtf8buf_truncate_fail_longer - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests wtf8_rs [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" "028d9e238e5f64bb78e54dd88b1519b5eb5854e8e07ce91f059cb0d622dd7bf7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "028d9e238e5f64bb78e54dd88b1519b5eb5854e8e07ce91f059cb0d622dd7bf7", kill_on_drop: false }` [INFO] [stdout] 028d9e238e5f64bb78e54dd88b1519b5eb5854e8e07ce91f059cb0d622dd7bf7