[INFO] fetching crate textstream 0.1.1...
[INFO] checking textstream-0.1.1 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate textstream 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate textstream 0.1.1 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate textstream 0.1.1
[INFO] finished tweaking crates.io crate textstream 0.1.1
[INFO] tweaked toml for crates.io crate textstream 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c62c2b6b5de034d1d66d55862ecf0120943a5081479c0fa29d3f4af034378b88
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c62c2b6b5de034d1d66d55862ecf0120943a5081479c0fa29d3f4af034378b88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c62c2b6b5de034d1d66d55862ecf0120943a5081479c0fa29d3f4af034378b88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c62c2b6b5de034d1d66d55862ecf0120943a5081479c0fa29d3f4af034378b88", kill_on_drop: false }`
[INFO] [stdout] c62c2b6b5de034d1d66d55862ecf0120943a5081479c0fa29d3f4af034378b88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 748d040e45c552b9af2fdde02ed0d8ab8fe0b89724cf74214ec5e6d8e21c349a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "748d040e45c552b9af2fdde02ed0d8ab8fe0b89724cf74214ec5e6d8e21c349a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking textstream v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:52:18
[INFO] [stdout]    |
[INFO] [stdout] 52 |     decoder: Box<RawDecoder>,
[INFO] [stdout]    |                  ^^^^^^^^^^ help: use `dyn`: `dyn RawDecoder`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:77:41
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn new(bufreader: R, encoding: &Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stdout]    |                                         ^^^^^^^^ help: use `dyn`: `dyn Encoding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:99:63
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub fn from_bufreader(bufreader: BufReader<R>, encoding: &Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stdout]    |                                                               ^^^^^^^^ help: use `dyn`: `dyn Encoding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:123:35
[INFO] [stdout]     |
[INFO] [stdout] 123 |     pub fn get_decoder(&self) -> &RawDecoder { self.decoder.as_ref() }
[INFO] [stdout]     |                                   ^^^^^^^^^^ help: use `dyn`: `dyn RawDecoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:126:47
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn get_decoder_mut(&mut self) -> &mut RawDecoder { self.decoder.as_mut() }
[INFO] [stdout]     |                                               ^^^^^^^^^^ help: use `dyn`: `dyn RawDecoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:129:38
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn into_decoder(self) -> Box<RawDecoder> { self.decoder }
[INFO] [stdout]     |                                      ^^^^^^^^^^ help: use `dyn`: `dyn RawDecoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:52:18
[INFO] [stdout]    |
[INFO] [stdout] 52 |     decoder: Box<RawDecoder>,
[INFO] [stdout]    |                  ^^^^^^^^^^ help: use `dyn`: `dyn RawDecoder`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:77:41
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn new(bufreader: R, encoding: &Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stdout]    |                                         ^^^^^^^^ help: use `dyn`: `dyn Encoding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:99:63
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub fn from_bufreader(bufreader: BufReader<R>, encoding: &Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stdout]    |                                                               ^^^^^^^^ help: use `dyn`: `dyn Encoding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:123:35
[INFO] [stdout]     |
[INFO] [stdout] 123 |     pub fn get_decoder(&self) -> &RawDecoder { self.decoder.as_ref() }
[INFO] [stdout]     |                                   ^^^^^^^^^^ help: use `dyn`: `dyn RawDecoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:126:47
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn get_decoder_mut(&mut self) -> &mut RawDecoder { self.decoder.as_mut() }
[INFO] [stdout]     |                                               ^^^^^^^^^^ help: use `dyn`: `dyn RawDecoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:129:38
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn into_decoder(self) -> Box<RawDecoder> { self.decoder }
[INFO] [stdout]     |                                      ^^^^^^^^^^ help: use `dyn`: `dyn RawDecoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.35s
[INFO] running `Command { std: "docker" "inspect" "748d040e45c552b9af2fdde02ed0d8ab8fe0b89724cf74214ec5e6d8e21c349a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "748d040e45c552b9af2fdde02ed0d8ab8fe0b89724cf74214ec5e6d8e21c349a", kill_on_drop: false }`
[INFO] [stdout] 748d040e45c552b9af2fdde02ed0d8ab8fe0b89724cf74214ec5e6d8e21c349a