[INFO] fetching crate bitsparrow 2.0.0-rc4...
[INFO] checking bitsparrow-2.0.0-rc4 against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] extracting crate bitsparrow 2.0.0-rc4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate bitsparrow 2.0.0-rc4 on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitsparrow 2.0.0-rc4
[INFO] finished tweaking crates.io crate bitsparrow 2.0.0-rc4
[INFO] tweaked toml for crates.io crate bitsparrow 2.0.0-rc4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7ee872cb3338aa4182aad9d4e8285e5e62f2d24bb4d2038857464a899aad52b8
[INFO] running `Command { std: "docker" "start" "-a" "7ee872cb3338aa4182aad9d4e8285e5e62f2d24bb4d2038857464a899aad52b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ee872cb3338aa4182aad9d4e8285e5e62f2d24bb4d2038857464a899aad52b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ee872cb3338aa4182aad9d4e8285e5e62f2d24bb4d2038857464a899aad52b8", kill_on_drop: false }`
[INFO] [stdout] 7ee872cb3338aa4182aad9d4e8285e5e62f2d24bb4d2038857464a899aad52b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5f35b7daa788d7081003bba5339d15e30f353f4837419554d39caff79ba08cfc
[INFO] running `Command { std: "docker" "start" "-a" "5f35b7daa788d7081003bba5339d15e30f353f4837419554d39caff79ba08cfc", kill_on_drop: false }`
[INFO] [stderr]     Checking bitsparrow v2.0.0-rc4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decode.rs:63:21
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let value = try!(BitDecode::decode(&mut d));
[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/decode.rs:107:21
[INFO] [stdout]     |
[INFO] [stdout] 107 |         let uint8 = try!(self.uint8());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:133:22
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let uint32 = try!(self.uint32());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:141:22
[INFO] [stdout]     |
[INFO] [stdout] 141 |         let uint64 = try!(self.uint64());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:181:20
[INFO] [stdout]     |
[INFO] [stdout] 181 |         let bits = try!(self.uint8());
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:193:20
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let high = try!(self.uint8());
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:205:34
[INFO] [stdout]     |
[INFO] [stdout] 205 |             size = (size << 8) | try!(self.uint8()) as usize;
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:221:19
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let len = try!(self.size());
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:246:19
[INFO] [stdout]     |
[INFO] [stdout] 246 |         from_utf8(try!(self.bytes())).map_err(Into::into)
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:292:19
[INFO] [stdout]     |
[INFO] [stdout] 292 |         let len = try!(d.size());
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:327:27
[INFO] [stdout]     |
[INFO] [stdout] 327 |         String::from_utf8(try!(BitDecode::decode(d))).map_err(Into::into)
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:334:20
[INFO] [stdout]     |
[INFO] [stdout] 334 |         let size = try!(d.size());
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:339:22
[INFO] [stdout]     |
[INFO] [stdout] 339 |             vec.push(try!(D::decode(d)));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:355:25
[INFO] [stdout]     |
[INFO] [stdout] 355 |                 Ok(( $( try!($l::decode(d)) ),* ))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 361 | impl_tuple!(A, B);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:355:25
[INFO] [stdout]     |
[INFO] [stdout] 355 |                 Ok(( $( try!($l::decode(d)) ),* ))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 362 | impl_tuple!(A, B, C);
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:355:25
[INFO] [stdout]     |
[INFO] [stdout] 355 |                 Ok(( $( try!($l::decode(d)) ),* ))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 363 | impl_tuple!(A, B, C, D);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:355:25
[INFO] [stdout]     |
[INFO] [stdout] 355 |                 Ok(( $( try!($l::decode(d)) ),* ))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 364 | impl_tuple!(A, B, C, D, E);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:355:25
[INFO] [stdout]     |
[INFO] [stdout] 355 |                 Ok(( $( try!($l::decode(d)) ),* ))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 365 | impl_tuple!(A, B, C, D, E, F);
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:355:25
[INFO] [stdout]     |
[INFO] [stdout] 355 |                 Ok(( $( try!($l::decode(d)) ),* ))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 366 | impl_tuple!(A, B, C, D, E, F, G);
[INFO] [stdout]     | --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:355:25
[INFO] [stdout]     |
[INFO] [stdout] 355 |                 Ok(( $( try!($l::decode(d)) ),* ))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 367 | impl_tuple!(A, B, C, D, E, F, G, H);
[INFO] [stdout]     | ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:355:25
[INFO] [stdout]     |
[INFO] [stdout] 355 |                 Ok(( $( try!($l::decode(d)) ),* ))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 368 | impl_tuple!(A, B, C, D, E, F, G, H, I);
[INFO] [stdout]     | --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:355:25
[INFO] [stdout]     |
[INFO] [stdout] 355 |                 Ok(( $( try!($l::decode(d)) ),* ))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 369 | impl_tuple!(A, B, C, D, E, F, G, H, I, J);
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/encode.rs:220:41
[INFO] [stdout]     |
[INFO] [stdout] 220 |         let mut buf: [u8; 9] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/decode.rs:30:33
[INFO] [stdout]    |
[INFO] [stdout] 30 |             let mut value: $t = mem::uninitialized();
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |         read_bytes!(self, u16)
[INFO] [stdout]    |         ---------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/decode.rs:30:33
[INFO] [stdout]    |
[INFO] [stdout] 30 |             let mut value: $t = mem::uninitialized();
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 95 |         read_bytes!(self, u32)
[INFO] [stdout]    |         ---------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/decode.rs:30:33
[INFO] [stdout]     |
[INFO] [stdout] 30  |             let mut value: $t = mem::uninitialized();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |         read_bytes!(self, u64)
[INFO] [stdout]     |         ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/decode.rs:30:33
[INFO] [stdout]     |
[INFO] [stdout] 30  |             let mut value: $t = mem::uninitialized();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |         read_bytes!(self, i16)
[INFO] [stdout]     |         ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/decode.rs:30:33
[INFO] [stdout]     |
[INFO] [stdout] 30  |             let mut value: $t = mem::uninitialized();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |         read_bytes!(self, i32)
[INFO] [stdout]     |         ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/decode.rs:30:33
[INFO] [stdout]     |
[INFO] [stdout] 30  |             let mut value: $t = mem::uninitialized();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 127 |         read_bytes!(self, i64)
[INFO] [stdout]     |         ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[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/utils.rs:41:21
[INFO] [stdout]    |
[INFO] [stdout] 41 |         f.write_str(error::Error::description(self))
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decode.rs:63:21
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let value = try!(BitDecode::decode(&mut d));
[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/decode.rs:107:21
[INFO] [stdout]     |
[INFO] [stdout] 107 |         let uint8 = try!(self.uint8());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:133:22
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let uint32 = try!(self.uint32());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:141:22
[INFO] [stdout]     |
[INFO] [stdout] 141 |         let uint64 = try!(self.uint64());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:181:20
[INFO] [stdout]     |
[INFO] [stdout] 181 |         let bits = try!(self.uint8());
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:193:20
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let high = try!(self.uint8());
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:205:34
[INFO] [stdout]     |
[INFO] [stdout] 205 |             size = (size << 8) | try!(self.uint8()) as usize;
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:221:19
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let len = try!(self.size());
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:246:19
[INFO] [stdout]     |
[INFO] [stdout] 246 |         from_utf8(try!(self.bytes())).map_err(Into::into)
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:292:19
[INFO] [stdout]     |
[INFO] [stdout] 292 |         let len = try!(d.size());
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:327:27
[INFO] [stdout]     |
[INFO] [stdout] 327 |         String::from_utf8(try!(BitDecode::decode(d))).map_err(Into::into)
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:334:20
[INFO] [stdout]     |
[INFO] [stdout] 334 |         let size = try!(d.size());
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:339:22
[INFO] [stdout]     |
[INFO] [stdout] 339 |             vec.push(try!(D::decode(d)));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:355:25
[INFO] [stdout]     |
[INFO] [stdout] 355 |                 Ok(( $( try!($l::decode(d)) ),* ))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 361 | impl_tuple!(A, B);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:355:25
[INFO] [stdout]     |
[INFO] [stdout] 355 |                 Ok(( $( try!($l::decode(d)) ),* ))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 362 | impl_tuple!(A, B, C);
[INFO] [stdout]     | --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:355:25
[INFO] [stdout]     |
[INFO] [stdout] 355 |                 Ok(( $( try!($l::decode(d)) ),* ))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 363 | impl_tuple!(A, B, C, D);
[INFO] [stdout]     | ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:355:25
[INFO] [stdout]     |
[INFO] [stdout] 355 |                 Ok(( $( try!($l::decode(d)) ),* ))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 364 | impl_tuple!(A, B, C, D, E);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:355:25
[INFO] [stdout]     |
[INFO] [stdout] 355 |                 Ok(( $( try!($l::decode(d)) ),* ))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 365 | impl_tuple!(A, B, C, D, E, F);
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:355:25
[INFO] [stdout]     |
[INFO] [stdout] 355 |                 Ok(( $( try!($l::decode(d)) ),* ))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 366 | impl_tuple!(A, B, C, D, E, F, G);
[INFO] [stdout]     | --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:355:25
[INFO] [stdout]     |
[INFO] [stdout] 355 |                 Ok(( $( try!($l::decode(d)) ),* ))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 367 | impl_tuple!(A, B, C, D, E, F, G, H);
[INFO] [stdout]     | ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:355:25
[INFO] [stdout]     |
[INFO] [stdout] 355 |                 Ok(( $( try!($l::decode(d)) ),* ))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 368 | impl_tuple!(A, B, C, D, E, F, G, H, I);
[INFO] [stdout]     | --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decode.rs:355:25
[INFO] [stdout]     |
[INFO] [stdout] 355 |                 Ok(( $( try!($l::decode(d)) ),* ))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 369 | impl_tuple!(A, B, C, D, E, F, G, H, I, J);
[INFO] [stdout]     | ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/encode.rs:220:41
[INFO] [stdout]     |
[INFO] [stdout] 220 |         let mut buf: [u8; 9] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/decode.rs:30:33
[INFO] [stdout]    |
[INFO] [stdout] 30 |             let mut value: $t = mem::uninitialized();
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |         read_bytes!(self, u16)
[INFO] [stdout]    |         ---------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/decode.rs:30:33
[INFO] [stdout]    |
[INFO] [stdout] 30 |             let mut value: $t = mem::uninitialized();
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 95 |         read_bytes!(self, u32)
[INFO] [stdout]    |         ---------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/decode.rs:30:33
[INFO] [stdout]     |
[INFO] [stdout] 30  |             let mut value: $t = mem::uninitialized();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |         read_bytes!(self, u64)
[INFO] [stdout]     |         ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/decode.rs:30:33
[INFO] [stdout]     |
[INFO] [stdout] 30  |             let mut value: $t = mem::uninitialized();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |         read_bytes!(self, i16)
[INFO] [stdout]     |         ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/decode.rs:30:33
[INFO] [stdout]     |
[INFO] [stdout] 30  |             let mut value: $t = mem::uninitialized();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |         read_bytes!(self, i32)
[INFO] [stdout]     |         ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/decode.rs:30:33
[INFO] [stdout]     |
[INFO] [stdout] 30  |             let mut value: $t = mem::uninitialized();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 127 |         read_bytes!(self, i64)
[INFO] [stdout]     |         ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[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/utils.rs:41:21
[INFO] [stdout]    |
[INFO] [stdout] 41 |         f.write_str(error::Error::description(self))
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "5f35b7daa788d7081003bba5339d15e30f353f4837419554d39caff79ba08cfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f35b7daa788d7081003bba5339d15e30f353f4837419554d39caff79ba08cfc", kill_on_drop: false }`
[INFO] [stdout] 5f35b7daa788d7081003bba5339d15e30f353f4837419554d39caff79ba08cfc
