[INFO] fetching crate encoding_rs_rw 0.4.2...
[INFO] testing encoding_rs_rw-0.4.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate encoding_rs_rw 0.4.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate encoding_rs_rw 0.4.2
[INFO] finished tweaking crates.io crate encoding_rs_rw 0.4.2
[INFO] tweaked toml for crates.io crate encoding_rs_rw 0.4.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate encoding_rs_rw 0.4.2 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[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] 20af85f8aa2ff685e153004a8e384f67a3dd8c90b2f7bd52d1dbfaec847e1d79
[INFO] running `Command { std: "docker" "start" "-a" "20af85f8aa2ff685e153004a8e384f67a3dd8c90b2f7bd52d1dbfaec847e1d79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20af85f8aa2ff685e153004a8e384f67a3dd8c90b2f7bd52d1dbfaec847e1d79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20af85f8aa2ff685e153004a8e384f67a3dd8c90b2f7bd52d1dbfaec847e1d79", kill_on_drop: false }`
[INFO] [stdout] 20af85f8aa2ff685e153004a8e384f67a3dd8c90b2f7bd52d1dbfaec847e1d79
[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] 9b6745e1f5ae2197452aa8fde52dbdf3000941f1f4c1b3a91343418a4e9a8d20
[INFO] running `Command { std: "docker" "start" "-a" "9b6745e1f5ae2197452aa8fde52dbdf3000941f1f4c1b3a91343418a4e9a8d20", kill_on_drop: false }`
[INFO] [stderr]    Compiling encoding_rs_rw v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/writer.rs:279:24
[INFO] [stdout]     |
[INFO] [stdout] 279 |     pub fn passthrough(&mut self) -> PassthroughWriter<B> {
[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] 279 |     pub fn passthrough(&mut self) -> PassthroughWriter<'_, B> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/writer.rs:322:27
[INFO] [stdout]     |
[INFO] [stdout] 320 |         &'a mut self,
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] 321 |         handler: impl FnMut(UnmappableError, &mut PassthroughWriter<B>) -> io::Result<()> + 'a,
[INFO] [stdout] 322 |     ) -> impl io::Write + '_ {
[INFO] [stdout]     |                           ^^ the same 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 322 -     ) -> impl io::Write + '_ {
[INFO] [stdout] 322 +     ) -> impl io::Write + 'a {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "9b6745e1f5ae2197452aa8fde52dbdf3000941f1f4c1b3a91343418a4e9a8d20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b6745e1f5ae2197452aa8fde52dbdf3000941f1f4c1b3a91343418a4e9a8d20", kill_on_drop: false }`
[INFO] [stdout] 9b6745e1f5ae2197452aa8fde52dbdf3000941f1f4c1b3a91343418a4e9a8d20
[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] 911593f6158ba1cd517ce70c978d6a8192a734e0d6f059154749f49f719f5e49
[INFO] running `Command { std: "docker" "start" "-a" "911593f6158ba1cd517ce70c978d6a8192a734e0d6f059154749f49f719f5e49", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/writer.rs:279:24
[INFO] [stdout]     |
[INFO] [stdout] 279 |     pub fn passthrough(&mut self) -> PassthroughWriter<B> {
[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] 279 |     pub fn passthrough(&mut self) -> PassthroughWriter<'_, B> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/writer.rs:322:27
[INFO] [stdout]     |
[INFO] [stdout] 320 |         &'a mut self,
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] 321 |         handler: impl FnMut(UnmappableError, &mut PassthroughWriter<B>) -> io::Result<()> + 'a,
[INFO] [stdout] 322 |     ) -> impl io::Write + '_ {
[INFO] [stdout]     |                           ^^ the same 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 322 -     ) -> impl io::Write + '_ {
[INFO] [stdout] 322 +     ) -> impl io::Write + 'a {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling encoding_rs_rw v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/writer.rs:279:24
[INFO] [stdout]     |
[INFO] [stdout] 279 |     pub fn passthrough(&mut self) -> PassthroughWriter<B> {
[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] 279 |     pub fn passthrough(&mut self) -> PassthroughWriter<'_, B> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/writer.rs:322:27
[INFO] [stdout]     |
[INFO] [stdout] 320 |         &'a mut self,
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] 321 |         handler: impl FnMut(UnmappableError, &mut PassthroughWriter<B>) -> io::Result<()> + 'a,
[INFO] [stdout] 322 |     ) -> impl io::Write + '_ {
[INFO] [stdout]     |                           ^^ the same 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 322 -     ) -> impl io::Write + '_ {
[INFO] [stdout] 322 +     ) -> impl io::Write + 'a {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "911593f6158ba1cd517ce70c978d6a8192a734e0d6f059154749f49f719f5e49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "911593f6158ba1cd517ce70c978d6a8192a734e0d6f059154749f49f719f5e49", kill_on_drop: false }`
[INFO] [stdout] 911593f6158ba1cd517ce70c978d6a8192a734e0d6f059154749f49f719f5e49
[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] ddbfeb5e3b20304965d0736ee5ef23fa3f145a3ec597e69e362671919bb133c3
[INFO] running `Command { std: "docker" "start" "-a" "ddbfeb5e3b20304965d0736ee5ef23fa3f145a3ec597e69e362671919bb133c3", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/writer.rs:279:24
[INFO] [stderr]     |
[INFO] [stderr] 279 |     pub fn passthrough(&mut self) -> PassthroughWriter<B> {
[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] 279 |     pub fn passthrough(&mut self) -> PassthroughWriter<'_, B> {
[INFO] [stderr]     |                                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/writer.rs:322:27
[INFO] [stderr]     |
[INFO] [stderr] 320 |         &'a mut self,
[INFO] [stderr]     |          -- the lifetime is named here
[INFO] [stderr] 321 |         handler: impl FnMut(UnmappableError, &mut PassthroughWriter<B>) -> io::Result<()> + 'a,
[INFO] [stderr] 322 |     ) -> impl io::Write + '_ {
[INFO] [stderr]     |                           ^^ the same 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: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 322 -     ) -> impl io::Write + '_ {
[INFO] [stderr] 322 +     ) -> impl io::Write + 'a {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `encoding_rs_rw` (lib) generated 2 warnings (run `cargo fix --lib -p encoding_rs_rw` to apply 2 suggestions)
[INFO] [stderr] warning: `encoding_rs_rw` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/encoding_rs_rw-7c2dafcb4360e95a)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test error::tests::unwrap_unmappable_error ... ok
[INFO] [stdout] test error::tests::unwrap_malformed_error ... ok
[INFO] [stdout] test reader::tests::trailing_malformed_bytes ... ok
[INFO] [stdout] test writer::tests::iso_2022_jp_at_unmappable ... ok
[INFO] [stdout] test writer::tests::malformed_utf8 ... ok
[INFO] [stdout] test tests::ex_readme_examples ... ok
[INFO] [stdout] test writer::tests::trailing_unmappable_char ... ok
[INFO] [stdout] test writer::tests::finish_iso_2022_jp ... ok
[INFO] [stdout] test writer::tests::propagate_error_from_handler ... ok
[INFO] [stdout] test tests::ja::unfused_reader_high_level_api ... ok
[INFO] [stdout] test tests::ja::lossy_unfused_reader_high_level_api ... ok
[INFO] [stdout] test tests::ja::reader_high_level_api ... ok
[INFO] [stdout] test tests::ja::lossy_reader_high_level_api ... ok
[INFO] [stdout] test tests::ja::writer_high_level_api ... ok
[INFO] [stdout] test tests::ja::lossy_unfused_reader_byte_by_byte ... ok
[INFO] [stdout] test tests::ja::unfused_reader_byte_by_byte ... ok
[INFO] [stdout] test tests::ja::lossy_reader_byte_by_byte ... ok
[INFO] [stdout] test tests::ja::reader_byte_by_byte ... ok
[INFO] [stdout] test tests::ja::writer_byte_by_byte ... ok
[INFO] [stdout] test tests::ja::writer_unmappable_char ... ok
[INFO] [stdout] test tests::ja::writer_unmappable_char_with_handler ... ok
[INFO] [stdout] test tests::ja::reader_malformed_bytes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.89s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests encoding_rs_rw
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - (line 7) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 33) - compile ... ok
[INFO] [stdout] test src/reader.rs - reader::DecodingReader (line 35) ... ok
[INFO] [stdout] test src/writer.rs - writer::EncodingWriter<B>::passthrough (line 266) ... ok
[INFO] [stdout] test src/reader.rs - reader::DecodingReader<R>::lossy (line 140) ... ok
[INFO] [stdout] test src/error.rs - error::UnmappableError (line 85) ... ok
[INFO] [stdout] test src/error.rs - error::MalformedError (line 21) ... ok
[INFO] [stdout] test src/reader.rs - reader::DecodingReader<R>::lossy_unfused (line 170) ... ok
[INFO] [stdout] test src/reader.rs - reader::DecodingReader<R>::unfused (line 112) ... ok
[INFO] [stdout] test src/writer.rs - writer::EncodingWriter<B>::with_unmappable_handler (line 303) ... ok
[INFO] [stdout] test src/writer.rs - writer::EncodingWriter (line 54) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.92s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ddbfeb5e3b20304965d0736ee5ef23fa3f145a3ec597e69e362671919bb133c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddbfeb5e3b20304965d0736ee5ef23fa3f145a3ec597e69e362671919bb133c3", kill_on_drop: false }`
[INFO] [stdout] ddbfeb5e3b20304965d0736ee5ef23fa3f145a3ec597e69e362671919bb133c3
