[INFO] fetching crate packed_struct 0.3.0...
[INFO] checking packed_struct-0.3.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate packed_struct 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate packed_struct 0.3.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate packed_struct 0.3.0
[INFO] finished tweaking crates.io crate packed_struct 0.3.0
[INFO] tweaked toml for crates.io crate packed_struct 0.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] 3c6f63cf7f2488dc49a456338dd040407835967d5e6b489c740ac1464138cb3c
[INFO] running `Command { std: "docker" "start" "-a" "3c6f63cf7f2488dc49a456338dd040407835967d5e6b489c740ac1464138cb3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c6f63cf7f2488dc49a456338dd040407835967d5e6b489c740ac1464138cb3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c6f63cf7f2488dc49a456338dd040407835967d5e6b489c740ac1464138cb3c", kill_on_drop: false }`
[INFO] [stdout] 3c6f63cf7f2488dc49a456338dd040407835967d5e6b489c740ac1464138cb3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1941c9d06eb6dd7c08efa5803323209b1def12512c0dd2c7fa0ae0142e744b9
[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" "d1941c9d06eb6dd7c08efa5803323209b1def12512c0dd2c7fa0ae0142e744b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling packed_struct v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug_fmt.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |             try!(fmt.write_str(s));
[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/debug_fmt.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |             try!(write!(f, "{name:>0$} | {base_value:?}\r\n",
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug_fmt.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 | ...   try!(write!(f, "{name:>0$} | bits {bits_start:>3}:{bits_end:<3} | 0b{binary_value:>0width_bits$b}{dummy:>0spaces$} | {base_value:?}...
[INFO] [stdout]    |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:116:21
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     try!(f.write_str(P::packed_struct_display_header()));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:117:21
[INFO] [stdout]     |
[INFO] [stdout] 117 |                     try!(f.write_str("\r\n"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:118:21
[INFO] [stdout]     |
[INFO] [stdout] 118 |                     try!(f.write_str("\r\n"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:123:21
[INFO] [stdout]     |
[INFO] [stdout] 123 |                     try!(f.write_str("Decimal\r\n"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:124:21
[INFO] [stdout]     |
[INFO] [stdout] 124 |                     try!(f.write_str("["));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:126:25
[INFO] [stdout]     |
[INFO] [stdout] 126 |                         try!(write!(f, "{}", packed[i]));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:128:29
[INFO] [stdout]     |
[INFO] [stdout] 128 | ...                   try!(f.write_str(", "));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:131:21
[INFO] [stdout]     |
[INFO] [stdout] 131 |                     try!(f.write_str("]"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:133:21
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     try!(f.write_str("\r\n"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:134:21
[INFO] [stdout]     |
[INFO] [stdout] 134 |                     try!(f.write_str("\r\n"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:139:21
[INFO] [stdout]     |
[INFO] [stdout] 139 |                     try!(f.write_str("Hex\r\n"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:140:21
[INFO] [stdout]     |
[INFO] [stdout] 140 |                     try!(f.write_str("["));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:142:25
[INFO] [stdout]     |
[INFO] [stdout] 142 |                         try!(write!(f, "0x{:X}", packed[i]));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:144:29
[INFO] [stdout]     |
[INFO] [stdout] 144 | ...                   try!(f.write_str(", "));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:147:21
[INFO] [stdout]     |
[INFO] [stdout] 147 |                     try!(f.write_str("]"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:148:21
[INFO] [stdout]     |
[INFO] [stdout] 148 |                     try!(f.write_str("\r\n"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:149:21
[INFO] [stdout]     |
[INFO] [stdout] 149 |                     try!(f.write_str("\r\n"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:153:21
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     try!(f.write_str("Binary\r\n"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:154:21
[INFO] [stdout]     |
[INFO] [stdout] 154 |                     try!(f.write_str("["));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:156:25
[INFO] [stdout]     |
[INFO] [stdout] 156 |                         try!(write!(f, "0b{:08b}", packed[i]));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:158:29
[INFO] [stdout]     |
[INFO] [stdout] 158 | ...                   try!(f.write_str(", "));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:161:21
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     try!(f.write_str("]"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:162:21
[INFO] [stdout]     |
[INFO] [stdout] 162 |                     try!(f.write_str("\r\n"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:163:21
[INFO] [stdout]     |
[INFO] [stdout] 163 |                     try!(f.write_str("\r\n"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:167:21
[INFO] [stdout]     |
[INFO] [stdout] 167 |                     try!(self.packed_struct.fmt_fields(f));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug_fmt.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |             try!(fmt.write_str(s));
[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/debug_fmt.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |             try!(write!(f, "{name:>0$} | {base_value:?}\r\n",
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug_fmt.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 | ...   try!(write!(f, "{name:>0$} | bits {bits_start:>3}:{bits_end:<3} | 0b{binary_value:>0width_bits$b}{dummy:>0spaces$} | {base_value:?}...
[INFO] [stdout]    |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:116:21
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     try!(f.write_str(P::packed_struct_display_header()));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:117:21
[INFO] [stdout]     |
[INFO] [stdout] 117 |                     try!(f.write_str("\r\n"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:118:21
[INFO] [stdout]     |
[INFO] [stdout] 118 |                     try!(f.write_str("\r\n"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:123:21
[INFO] [stdout]     |
[INFO] [stdout] 123 |                     try!(f.write_str("Decimal\r\n"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:124:21
[INFO] [stdout]     |
[INFO] [stdout] 124 |                     try!(f.write_str("["));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:126:25
[INFO] [stdout]     |
[INFO] [stdout] 126 |                         try!(write!(f, "{}", packed[i]));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:128:29
[INFO] [stdout]     |
[INFO] [stdout] 128 | ...                   try!(f.write_str(", "));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:131:21
[INFO] [stdout]     |
[INFO] [stdout] 131 |                     try!(f.write_str("]"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:133:21
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     try!(f.write_str("\r\n"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:134:21
[INFO] [stdout]     |
[INFO] [stdout] 134 |                     try!(f.write_str("\r\n"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:139:21
[INFO] [stdout]     |
[INFO] [stdout] 139 |                     try!(f.write_str("Hex\r\n"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:140:21
[INFO] [stdout]     |
[INFO] [stdout] 140 |                     try!(f.write_str("["));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:142:25
[INFO] [stdout]     |
[INFO] [stdout] 142 |                         try!(write!(f, "0x{:X}", packed[i]));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:144:29
[INFO] [stdout]     |
[INFO] [stdout] 144 | ...                   try!(f.write_str(", "));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:147:21
[INFO] [stdout]     |
[INFO] [stdout] 147 |                     try!(f.write_str("]"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:148:21
[INFO] [stdout]     |
[INFO] [stdout] 148 |                     try!(f.write_str("\r\n"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:149:21
[INFO] [stdout]     |
[INFO] [stdout] 149 |                     try!(f.write_str("\r\n"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:153:21
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     try!(f.write_str("Binary\r\n"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:154:21
[INFO] [stdout]     |
[INFO] [stdout] 154 |                     try!(f.write_str("["));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:156:25
[INFO] [stdout]     |
[INFO] [stdout] 156 |                         try!(write!(f, "0b{:08b}", packed[i]));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:158:29
[INFO] [stdout]     |
[INFO] [stdout] 158 | ...                   try!(f.write_str(", "));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:161:21
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     try!(f.write_str("]"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:162:21
[INFO] [stdout]     |
[INFO] [stdout] 162 |                     try!(f.write_str("\r\n"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:163:21
[INFO] [stdout]     |
[INFO] [stdout] 163 |                     try!(f.write_str("\r\n"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/debug_fmt.rs:167:21
[INFO] [stdout]     |
[INFO] [stdout] 167 |                     try!(self.packed_struct.fmt_fields(f));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.00s
[INFO] running `Command { std: "docker" "inspect" "d1941c9d06eb6dd7c08efa5803323209b1def12512c0dd2c7fa0ae0142e744b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1941c9d06eb6dd7c08efa5803323209b1def12512c0dd2c7fa0ae0142e744b9", kill_on_drop: false }`
[INFO] [stdout] d1941c9d06eb6dd7c08efa5803323209b1def12512c0dd2c7fa0ae0142e744b9