[INFO] fetching crate text-reader 0.2.1...
[INFO] testing text-reader-0.2.1 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate text-reader 0.2.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate text-reader 0.2.1
[INFO] finished tweaking crates.io crate text-reader 0.2.1
[INFO] tweaked toml for crates.io crate text-reader 0.2.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate text-reader 0.2.1 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb2adb620a8acaa00968265ac7bceace49b17c0cb8c5ae63fd8bbdd4c9638089
[INFO] running `Command { std: "docker" "start" "-a" "fb2adb620a8acaa00968265ac7bceace49b17c0cb8c5ae63fd8bbdd4c9638089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb2adb620a8acaa00968265ac7bceace49b17c0cb8c5ae63fd8bbdd4c9638089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb2adb620a8acaa00968265ac7bceace49b17c0cb8c5ae63fd8bbdd4c9638089", kill_on_drop: false }`
[INFO] [stdout] fb2adb620a8acaa00968265ac7bceace49b17c0cb8c5ae63fd8bbdd4c9638089
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2afb1d4a17004e996e4a27f61cc5b45513d9d00f42b374ce5e9832606d3651a3
[INFO] running `Command { std: "docker" "start" "-a" "2afb1d4a17004e996e4a27f61cc5b45513d9d00f42b374ce5e9832606d3651a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling text-reader v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/textreader.rs:52:19
[INFO] [stdout]    |
[INFO] [stdout] 52 |   pub fn detector(&mut self) -> Detector {
[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] 52 |   pub fn detector(&mut self) -> Detector<'_> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "2afb1d4a17004e996e4a27f61cc5b45513d9d00f42b374ce5e9832606d3651a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2afb1d4a17004e996e4a27f61cc5b45513d9d00f42b374ce5e9832606d3651a3", kill_on_drop: false }`
[INFO] [stdout] 2afb1d4a17004e996e4a27f61cc5b45513d9d00f42b374ce5e9832606d3651a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d82166c69998cff7b5369bcfdd6f2c424ba4101f5345f844dd73f8a13bbeb77
[INFO] running `Command { std: "docker" "start" "-a" "1d82166c69998cff7b5369bcfdd6f2c424ba4101f5345f844dd73f8a13bbeb77", kill_on_drop: false }`
[INFO] [stderr]    Compiling text-reader v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/textreader.rs:52:19
[INFO] [stdout]    |
[INFO] [stdout] 52 |   pub fn detector(&mut self) -> Detector {
[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] 52 |   pub fn detector(&mut self) -> Detector<'_> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/textreader.rs:52:19
[INFO] [stdout]    |
[INFO] [stdout] 52 |   pub fn detector(&mut self) -> Detector {
[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] 52 |   pub fn detector(&mut self) -> Detector<'_> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "1d82166c69998cff7b5369bcfdd6f2c424ba4101f5345f844dd73f8a13bbeb77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d82166c69998cff7b5369bcfdd6f2c424ba4101f5345f844dd73f8a13bbeb77", kill_on_drop: false }`
[INFO] [stdout] 1d82166c69998cff7b5369bcfdd6f2c424ba4101f5345f844dd73f8a13bbeb77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 882eb91d0ce3e0826be0f5422a8953620c35b0dc858228d0fd5489a78b09c362
[INFO] running `Command { std: "docker" "start" "-a" "882eb91d0ce3e0826be0f5422a8953620c35b0dc858228d0fd5489a78b09c362", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/textreader.rs:52:19
[INFO] [stderr]    |
[INFO] [stderr] 52 |   pub fn detector(&mut self) -> Detector {
[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] 52 |   pub fn detector(&mut self) -> Detector<'_> {
[INFO] [stderr]    |                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `text-reader` (lib) generated 1 warning (run `cargo fix --lib -p text-reader` to apply 1 suggestion)
[INFO] [stderr] warning: `text-reader` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/text_reader-66cc407f4d9ae093)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/test_detector.rs (/opt/rustwide/target/debug/deps/test_detector-056db484448e13fb)
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_detector ... 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/test_reader.rs (/opt/rustwide/target/debug/deps/test_reader-a4f7341d17703537)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_stat ... ok
[INFO] [stderr]    Doc-tests text_reader
[INFO] [stdout] test test_while ... ok
[INFO] [stdout] test test_reader ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::back (line 173) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::len (line 159) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::line (line 132) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::cursor (line 143) ... ok
[INFO] [stdout] test src/detector.rs - detector::Detector<'a>::new (line 50) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::has_next (line 273) ... ok
[INFO] [stdout] test src/detector.rs - detector::Detector<'a>::yes (line 97) ... ok
[INFO] [stdout] test src/detector.rs - detector::Detector<'a>::next_text (line 79) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::peek (line 76) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::next (line 95) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader (line 17) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::reset (line 60) ... ok
[INFO] [stdout] test src/detector.rs - detector::Detector (line 9) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::this_line (line 219) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::position (line 120) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::detector (line 46) ... ok
[INFO] [stdout] test src/detector.rs - detector::Detector<'a>::next_char (line 63) ... ok
[INFO] [stdout] test src/detector.rs - detector::Detector<'a>::rollback (line 131) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "882eb91d0ce3e0826be0f5422a8953620c35b0dc858228d0fd5489a78b09c362", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "882eb91d0ce3e0826be0f5422a8953620c35b0dc858228d0fd5489a78b09c362", kill_on_drop: false }`
[INFO] [stdout] 882eb91d0ce3e0826be0f5422a8953620c35b0dc858228d0fd5489a78b09c362
