[INFO] cloning repository https://github.com/rmohta/rustcap
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rmohta/rustcap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmohta%2Frustcap", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmohta%2Frustcap'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 487e8a160ba1b6666384f6d888d9515d4088afcc
[INFO] building rmohta/rustcap against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmohta%2Frustcap" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rmohta/rustcap on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rmohta/rustcap
[INFO] finished tweaking git repo https://github.com/rmohta/rustcap
[INFO] tweaked toml for git repo https://github.com/rmohta/rustcap written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/rmohta/rustcap already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36202219b0be75aa5ab3edee61490a5ed3c371bcdb292d70edf04eb807fa2783
[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" "36202219b0be75aa5ab3edee61490a5ed3c371bcdb292d70edf04eb807fa2783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36202219b0be75aa5ab3edee61490a5ed3c371bcdb292d70edf04eb807fa2783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36202219b0be75aa5ab3edee61490a5ed3c371bcdb292d70edf04eb807fa2783", kill_on_drop: false }`
[INFO] [stdout] 36202219b0be75aa5ab3edee61490a5ed3c371bcdb292d70edf04eb807fa2783
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c87e04de78c045181aecf0c4b888f5bd000d0679d39311e84276421dbcd9c1f
[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" "1c87e04de78c045181aecf0c4b888f5bd000d0679d39311e84276421dbcd9c1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustcap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::io::MemReader`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::MemReader;
[INFO] [stdout]   |     ^^^^^^^^^---------
[INFO] [stdout]   |     |        |
[INFO] [stdout]   |     |        help: a similar name exists in the module: `BufReader`
[INFO] [stdout]   |     no `MemReader` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::os::args`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::os::args;
[INFO] [stdout]   |     ^^^^^^^^^^^^^ no `args` in `os`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::io::MemReader`
[INFO] [stdout]  --> src/pretty_hex.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::MemReader;
[INFO] [stdout]   |     ^^^^^^^^^---------
[INFO] [stdout]   |     |        |
[INFO] [stdout]   |     |        help: a similar name exists in the module: `BufReader`
[INFO] [stdout]   |     no `MemReader` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `std::io::MemReader`, `std::io::SeekSet`, `std::io::IoResult`, `std::io::IoError`
[INFO] [stdout]  --> src/dump_decoder.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{MemReader, SeekSet, IoResult, IoError};
[INFO] [stdout]   |               ^^^^^^^^^  ^^^^^^^  ^^^^^^^^  ^^^^^^^ no `IoError` in `io`
[INFO] [stdout]   |               |          |        |
[INFO] [stdout]   |               |          |        no `IoResult` in `io`
[INFO] [stdout]   |               |          no `SeekSet` in `io`
[INFO] [stdout]   |               no `MemReader` in `io`
[INFO] [stdout]   |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{BufReader, SeekSet, IoResult, IoError};
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{MemReader, SeekSet, Result, IoError};
[INFO] [stdout]   |                                   ^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{MemReader, SeekSet, IoResult, Error};
[INFO] [stdout]   |                                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `std::io::InvalidInput`, `std::io::MismatchedFileTypeForOperation`
[INFO] [stdout]  --> src/dump_decoder.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{InvalidInput, MismatchedFileTypeForOperation};
[INFO] [stdout]   |               ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `MismatchedFileTypeForOperation` in `io`
[INFO] [stdout]   |               |
[INFO] [stdout]   |               no `InvalidInput` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `prototype::BigEndian`, `prototype::LittleEndian`, `prototype::Unknown`
[INFO] [stdout]  --> src/dump_decoder.rs:6:41
[INFO] [stdout]   |
[INFO] [stdout] 6 | use prototype::{Descriptor, Endianness, BigEndian, LittleEndian, Unknown};
[INFO] [stdout]   |                                         ^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^ no `Unknown` in `prototype`
[INFO] [stdout]   |                                         |          |
[INFO] [stdout]   |                                         |          no `LittleEndian` in `prototype`
[INFO] [stdout]   |                                         no `BigEndian` in `prototype`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `std::io::MemReader`, `std::io::SeekCur`, `std::io::SeekSet`, `std::io::IoResult`, `std::io::IoError`, `std::io::InvalidInput`
[INFO] [stdout]  --> src/rec_descriptor.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{MemReader, SeekCur, SeekSet, IoResult, IoError, InvalidInput};
[INFO] [stdout]   |               ^^^^^^^^^  ^^^^^^^  ^^^^^^^  ^^^^^^^^  ^^^^^^^  ^^^^^^^^^^^^ no `InvalidInput` in `io`
[INFO] [stdout]   |               |          |        |        |         |
[INFO] [stdout]   |               |          |        |        |         no `IoError` in `io`
[INFO] [stdout]   |               |          |        |        no `IoResult` in `io`
[INFO] [stdout]   |               |          |        no `SeekSet` in `io`
[INFO] [stdout]   |               |          no `SeekCur` in `io`
[INFO] [stdout]   |               no `MemReader` in `io`
[INFO] [stdout]   |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{BufReader, SeekCur, SeekSet, IoResult, IoError, InvalidInput};
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{MemReader, SeekCur, SeekSet, Result, IoError, InvalidInput};
[INFO] [stdout]   |                                            ^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{MemReader, SeekCur, SeekSet, IoResult, Error, InvalidInput};
[INFO] [stdout]   |                                                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `prototype::LittleEndian`, `prototype::BigEndian`, `prototype::Unknown`
[INFO] [stdout]  --> src/rec_descriptor.rs:4:41
[INFO] [stdout]   |
[INFO] [stdout] 4 | use prototype::{Descriptor, Endianness, LittleEndian, BigEndian, Unknown};
[INFO] [stdout]   |                                         ^^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^ no `Unknown` in `prototype`
[INFO] [stdout]   |                                         |             |
[INFO] [stdout]   |                                         |             no `BigEndian` in `prototype`
[INFO] [stdout]   |                                         no `LittleEndian` in `prototype`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `std::io::MemReader`, `std::io::IoResult`
[INFO] [stdout]  --> src/prototype.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{MemReader, IoResult};
[INFO] [stdout]   |               ^^^^^^^^^  ^^^^^^^^ no `IoResult` in `io`
[INFO] [stdout]   |               |
[INFO] [stdout]   |               no `MemReader` in `io`
[INFO] [stdout]   |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{BufReader, IoResult};
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{MemReader, Result};
[INFO] [stdout]   |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dump_decoder.rs:49:21
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let magic = try!(self.dump.read_le_u32());
[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/dump_decoder.rs:52:38
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 self.version_major = try!(self.dump.read_le_u16());
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dump_decoder.rs:53:38
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 self.version_minor = try!(self.dump.read_le_u16());
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dump_decoder.rs:54:38
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 self.thiszone      = try!(self.dump.read_le_i32());
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dump_decoder.rs:55:38
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 self.sigfigs       = try!(self.dump.read_le_u32());
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dump_decoder.rs:56:38
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 self.snaplen       = try!(self.dump.read_le_u32());
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dump_decoder.rs:57:38
[INFO] [stdout]    |
[INFO] [stdout] 57 |                 self.network       = try!(self.dump.read_le_u32());
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dump_decoder.rs:61:38
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 self.version_major = try!(self.dump.read_be_u16());
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dump_decoder.rs:62:38
[INFO] [stdout]    |
[INFO] [stdout] 62 |                 self.version_minor = try!(self.dump.read_be_u16());
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dump_decoder.rs:63:38
[INFO] [stdout]    |
[INFO] [stdout] 63 |                 self.thiszone      = try!(self.dump.read_be_i32());
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dump_decoder.rs:64:38
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 self.sigfigs       = try!(self.dump.read_be_u32());
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dump_decoder.rs:65:38
[INFO] [stdout]    |
[INFO] [stdout] 65 |                 self.snaplen       = try!(self.dump.read_be_u32());
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dump_decoder.rs:66:38
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 self.network       = try!(self.dump.read_be_u32());
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dump_decoder.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |             try!(i.init(&mut self.dump, self.endian));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufReader`
[INFO] [stdout]  --> src/rec_descriptor.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::BufReader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/rec_descriptor.rs:12:27
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pl_desc  : Option<Box<Descriptor>>, /* Payload descriptor */
[INFO] [stdout]    |                           ^^^^^^^^^^ help: use `dyn`: `dyn Descriptor`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/rec_descriptor.rs:38:33
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 self.ts_sec   = try!(reader.read_le_u32());
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/rec_descriptor.rs:39:33
[INFO] [stdout]    |
[INFO] [stdout] 39 |                 self.ts_usec  = try!(reader.read_le_u32());
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/rec_descriptor.rs:40:33
[INFO] [stdout]    |
[INFO] [stdout] 40 |                 self.pl_size  = try!(reader.read_le_u32());
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/rec_descriptor.rs:41:33
[INFO] [stdout]    |
[INFO] [stdout] 41 |                 self.orig_len = try!(reader.read_le_u32());
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/rec_descriptor.rs:42:33
[INFO] [stdout]    |
[INFO] [stdout] 42 |                 self.pl_begin = try!(reader.tell());
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/rec_descriptor.rs:45:33
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 self.ts_sec   = try!(reader.read_le_u32());
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/rec_descriptor.rs:46:33
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 self.ts_usec  = try!(reader.read_le_u32());
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/rec_descriptor.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 self.pl_size  = try!(reader.read_le_u32());
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/rec_descriptor.rs:48:33
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 self.orig_len = try!(reader.read_le_u32());
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/rec_descriptor.rs:49:33
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 self.pl_begin = try!(reader.tell());
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `read_to_end` found for enum `Result<File, std::io::Error>` in the current scope
[INFO] [stdout]   --> src/main.rs:21:16
[INFO] [stdout]    |
[INFO] [stdout] 21 |     match file.read_to_end() {
[INFO] [stdout]    |                ^^^^^^^^^^^ method not found in `Result<File, std::io::Error>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors; 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustcap`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "1c87e04de78c045181aecf0c4b888f5bd000d0679d39311e84276421dbcd9c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c87e04de78c045181aecf0c4b888f5bd000d0679d39311e84276421dbcd9c1f", kill_on_drop: false }`
[INFO] [stdout] 1c87e04de78c045181aecf0c4b888f5bd000d0679d39311e84276421dbcd9c1f
