[INFO] crate serial-number 0.1.1 is already in cache
[INFO] checking serial-number-0.1.1 against master#4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb for pr-64672
[INFO] extracting crate serial-number 0.1.1 into work/builds/worker-0/source
[INFO] validating manifest of crates.io crate serial-number 0.1.1 on toolchain 4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate serial-number 0.1.1
[INFO] finished tweaking crates.io crate serial-number 0.1.1
[INFO] tweaked toml for crates.io crate serial-number 0.1.1 written to work/builds/worker-0/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fd697eb06626cbee2925d61864cc7792c5c10c0bf6697a22c61cb08f0b51cad7
[INFO] running `"docker" "start" "-a" "fd697eb06626cbee2925d61864cc7792c5c10c0bf6697a22c61cb08f0b51cad7"`
[INFO] [stderr]     Checking serial-number v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:67:26
[INFO] [stderr]    |
[INFO] [stderr] 67 |             let left_a = try!(u8::from_str_radix(&fragment[0..2], 16));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:68:26
[INFO] [stderr]    |
[INFO] [stderr] 68 |             let left_b = try!(u8::from_str_radix(&fragment[2..4], 16));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:69:26
[INFO] [stderr]    |
[INFO] [stderr] 69 |             let left_c = try!(u8::from_str_radix(&fragment[4..6], 16));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:70:27
[INFO] [stderr]    |
[INFO] [stderr] 70 |             let right_a = try!(u8::from_str_radix(&fragment[6..8], 16));
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:71:27
[INFO] [stderr]    |
[INFO] [stderr] 71 |             let right_b = try!(u8::from_str_radix(&fragment[8..10], 16));
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:72:27
[INFO] [stderr]    |
[INFO] [stderr] 72 |             let right_c = try!(u8::from_str_radix(&fragment[10..12], 16));
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:109:9
[INFO] [stderr]     |
[INFO] [stderr] 109 |         try!(write!(f, "{:04X}", self.seed));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:111:13
[INFO] [stderr]     |
[INFO] [stderr] 111 |             try!(write!(f, "-{}", group));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:126:24
[INFO] [stderr]     |
[INFO] [stderr] 126 |             let seed = try!(i64::from_str_radix(&seed, 16));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:132:28
[INFO] [stderr]     |
[INFO] [stderr] 132 |                 let left = try!(u8::from_str_radix(&fragment[0..2], 16));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:133:29
[INFO] [stderr]     |
[INFO] [stderr] 133 |                 let right = try!(u8::from_str_radix(&fragment[2..4], 16));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:35:32
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:67:26
[INFO] [stderr]    |
[INFO] [stderr] 67 |             let left_a = try!(u8::from_str_radix(&fragment[0..2], 16));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:68:26
[INFO] [stderr]    |
[INFO] [stderr] 68 |             let left_b = try!(u8::from_str_radix(&fragment[2..4], 16));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:69:26
[INFO] [stderr]    |
[INFO] [stderr] 69 |             let left_c = try!(u8::from_str_radix(&fragment[4..6], 16));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:70:27
[INFO] [stderr]    |
[INFO] [stderr] 70 |             let right_a = try!(u8::from_str_radix(&fragment[6..8], 16));
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:71:27
[INFO] [stderr]    |
[INFO] [stderr] 71 |             let right_b = try!(u8::from_str_radix(&fragment[8..10], 16));
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:72:27
[INFO] [stderr]    |
[INFO] [stderr] 72 |             let right_c = try!(u8::from_str_radix(&fragment[10..12], 16));
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:109:9
[INFO] [stderr]     |
[INFO] [stderr] 109 |         try!(write!(f, "{:04X}", self.seed));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:111:13
[INFO] [stderr]     |
[INFO] [stderr] 111 |             try!(write!(f, "-{}", group));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:126:24
[INFO] [stderr]     |
[INFO] [stderr] 126 |             let seed = try!(i64::from_str_radix(&seed, 16));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:132:28
[INFO] [stderr]     |
[INFO] [stderr] 132 |                 let left = try!(u8::from_str_radix(&fragment[0..2], 16));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:133:29
[INFO] [stderr]     |
[INFO] [stderr] 133 |                 let right = try!(u8::from_str_radix(&fragment[2..4], 16));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:35:32
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `"docker" "inspect" "fd697eb06626cbee2925d61864cc7792c5c10c0bf6697a22c61cb08f0b51cad7"`
[INFO] running `"docker" "rm" "-f" "fd697eb06626cbee2925d61864cc7792c5c10c0bf6697a22c61cb08f0b51cad7"`
[INFO] [stdout] fd697eb06626cbee2925d61864cc7792c5c10c0bf6697a22c61cb08f0b51cad7