[INFO] fetching crate byte_stream_splitter 0.1.4...
[INFO] checking byte_stream_splitter-0.1.4 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] extracting crate byte_stream_splitter 0.1.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate byte_stream_splitter 0.1.4 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate byte_stream_splitter 0.1.4
[INFO] finished tweaking crates.io crate byte_stream_splitter 0.1.4
[INFO] tweaked toml for crates.io crate byte_stream_splitter 0.1.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7280535ea6c5195b23ab444fc74eef5ba079cf2fa27fdbd699b3a637133ba200
[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" "7280535ea6c5195b23ab444fc74eef5ba079cf2fa27fdbd699b3a637133ba200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7280535ea6c5195b23ab444fc74eef5ba079cf2fa27fdbd699b3a637133ba200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7280535ea6c5195b23ab444fc74eef5ba079cf2fa27fdbd699b3a637133ba200", kill_on_drop: false }`
[INFO] [stdout] 7280535ea6c5195b23ab444fc74eef5ba079cf2fa27fdbd699b3a637133ba200
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ff823d690c8fba99dc57cbcfe3a2efeee030da90022101200607cec74db880d
[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" "3ff823d690c8fba99dc57cbcfe3a2efeee030da90022101200607cec74db880d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]    Compiling standback v0.2.13
[INFO] [stderr]    Compiling time v0.2.23
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking byte_stream_splitter v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:50:32
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:84:25
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let num_bytes = try!(self.input.read_until(self.separator[0],buffer));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:88:13
[INFO] [stdout]    |
[INFO] [stdout] 88 |             try!(output.write_all(&buffer[0..num_bytes-1]));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:80:71
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn read_until_first_separator_byte_or_eof(&mut self, output: &mut Write)->SplitResult<Option<u8>>{
[INFO] [stdout]    |                                                                       ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:101:54
[INFO] [stdout]     |
[INFO] [stdout] 101 |             let last_byte = if let Some(last_byte) = try!(self.read_until_first_separator_byte_or_eof(output)){
[INFO] [stdout]     |                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 try!(output.write(&[last_byte]));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:123:33
[INFO] [stdout]     |
[INFO] [stdout] 123 |                 let num_bytes = try!(self.input.read(buffer));
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:130:25
[INFO] [stdout]     |
[INFO] [stdout] 130 |                         try!(output.write(&[b]));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:137:29
[INFO] [stdout]     |
[INFO] [stdout] 137 | ...                   try!(output.write(&[b]));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:94:48
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn next_to_buf(&mut self, output: &mut Write) -> SplitResult<SplitType>{
[INFO] [stdout]    |                                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:50:32
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:84:25
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let num_bytes = try!(self.input.read_until(self.separator[0],buffer));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:88:13
[INFO] [stdout]    |
[INFO] [stdout] 88 |             try!(output.write_all(&buffer[0..num_bytes-1]));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:80:71
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn read_until_first_separator_byte_or_eof(&mut self, output: &mut Write)->SplitResult<Option<u8>>{
[INFO] [stdout]    |                                                                       ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:101:54
[INFO] [stdout]     |
[INFO] [stdout] 101 |             let last_byte = if let Some(last_byte) = try!(self.read_until_first_separator_byte_or_eof(output)){
[INFO] [stdout]     |                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 try!(output.write(&[last_byte]));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:123:33
[INFO] [stdout]     |
[INFO] [stdout] 123 |                 let num_bytes = try!(self.input.read(buffer));
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:130:25
[INFO] [stdout]     |
[INFO] [stdout] 130 |                         try!(output.write(&[b]));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:137:29
[INFO] [stdout]     |
[INFO] [stdout] 137 | ...                   try!(output.write(&[b]));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:94:48
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn next_to_buf(&mut self, output: &mut Write) -> SplitResult<SplitType>{
[INFO] [stdout]    |                                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:45:40
[INFO] [stdout]    |
[INFO] [stdout] 45 |             SplitError::Io(ref e) => e.description(),
[INFO] [stdout]    |                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:45:40
[INFO] [stdout]    |
[INFO] [stdout] 45 |             SplitError::Io(ref e) => e.description(),
[INFO] [stdout]    |                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.62s
[INFO] running `Command { std: "docker" "inspect" "3ff823d690c8fba99dc57cbcfe3a2efeee030da90022101200607cec74db880d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ff823d690c8fba99dc57cbcfe3a2efeee030da90022101200607cec74db880d", kill_on_drop: false }`
[INFO] [stdout] 3ff823d690c8fba99dc57cbcfe3a2efeee030da90022101200607cec74db880d