Dec 15 01:02:17.437 INFO testing probor-0.3.1 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 01:02:17.437 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 01:02:17.784 INFO [stdout] 64b491ddec815167d335bb328ff1fea6f5976cc710d64308bd26f291bc5b64ed
Dec 15 01:02:17.785 INFO running `"docker" "start" "-a" "64b491ddec815167d335bb328ff1fea6f5976cc710d64308bd26f291bc5b64ed"`
Dec 15 01:02:19.416 INFO [stderr] usermod: no changes
Dec 15 01:02:19.475 INFO [stderr]    Compiling cbor-codec v0.7.1
Dec 15 01:02:21.699 INFO [stderr]    Compiling probor v0.3.1 (/source)
Dec 15 01:02:23.469 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.03s
Dec 15 01:02:23.480 INFO [stderr] su: No module specific data is present
Dec 15 01:02:24.160 INFO running `"docker" "inspect" "64b491ddec815167d335bb328ff1fea6f5976cc710d64308bd26f291bc5b64ed"`
Dec 15 01:02:24.465 INFO running `"docker" "rm" "-f" "64b491ddec815167d335bb328ff1fea6f5976cc710d64308bd26f291bc5b64ed"`
Dec 15 01:02:24.779 INFO [stdout] 64b491ddec815167d335bb328ff1fea6f5976cc710d64308bd26f291bc5b64ed
Dec 15 01:02:24.825 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 01:02:25.314 INFO [stdout] 488473e39052ff8eb9306ae47df9d59681d71c590e43c9edd233a72814af5866
Dec 15 01:02:25.318 INFO running `"docker" "start" "-a" "488473e39052ff8eb9306ae47df9d59681d71c590e43c9edd233a72814af5866"`
Dec 15 01:02:26.125 INFO [stderr] usermod: no changes
Dec 15 01:02:26.168 INFO [stderr]    Compiling probor v0.3.1 (/source)
Dec 15 01:02:26.999 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 15 01:02:26.999 INFO [stderr]   --> examples/search.rs:7:1
Dec 15 01:02:26.999 INFO [stderr]    |
Dec 15 01:02:26.999 INFO [stderr] 7  | / probor_struct!(
Dec 15 01:02:26.999 INFO [stderr] 8  | | #[derive(PartialEq, Eq, Debug)]
Dec 15 01:02:26.999 INFO [stderr] 9  | | struct Page {
Dec 15 01:02:26.999 INFO [stderr] 10 | |     url: String => (#0),
Dec 15 01:02:26.999 INFO [stderr] 11 | |     title: String => (#1),
Dec 15 01:02:26.999 INFO [stderr] 12 | |     snippet: Option<String> => (#2 optional),
Dec 15 01:02:26.999 INFO [stderr] 13 | | });
Dec 15 01:02:26.999 INFO [stderr]    | |___^
Dec 15 01:02:26.999 INFO [stderr]    |
Dec 15 01:02:26.999 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 15 01:02:26.999 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 15 01:02:26.999 INFO [stderr] 
Dec 15 01:02:26.999 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 15 01:02:26.999 INFO [stderr]   --> examples/search.rs:7:1
Dec 15 01:02:26.999 INFO [stderr]    |
Dec 15 01:02:26.999 INFO [stderr] 7  | / probor_struct!(
Dec 15 01:02:26.999 INFO [stderr] 8  | | #[derive(PartialEq, Eq, Debug)]
Dec 15 01:02:26.999 INFO [stderr] 9  | | struct Page {
Dec 15 01:02:26.999 INFO [stderr] 10 | |     url: String => (#0),
Dec 15 01:02:26.999 INFO [stderr] 11 | |     title: String => (#1),
Dec 15 01:02:26.999 INFO [stderr] 12 | |     snippet: Option<String> => (#2 optional),
Dec 15 01:02:26.999 INFO [stderr] 13 | | });
Dec 15 01:02:26.999 INFO [stderr]    | |___^
Dec 15 01:02:26.999 INFO [stderr]    |
Dec 15 01:02:26.999 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 15 01:02:26.999 INFO [stderr] 
Dec 15 01:02:26.999 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 15 01:02:26.999 INFO [stderr]   --> examples/search.rs:15:1
Dec 15 01:02:26.999 INFO [stderr]    |
Dec 15 01:02:26.999 INFO [stderr] 15 | / probor_struct!(
Dec 15 01:02:26.999 INFO [stderr] 16 | | #[derive(PartialEq, Eq, Debug)]
Dec 15 01:02:26.999 INFO [stderr] 17 | | struct SearchResults {
Dec 15 01:02:26.999 INFO [stderr] 18 | |     total_results: u64 => (#0),
Dec 15 01:02:26.999 INFO [stderr] 19 | |     results: Vec<Page> => (#1),
Dec 15 01:02:26.999 INFO [stderr] 20 | | });
Dec 15 01:02:26.999 INFO [stderr]    | |___^
Dec 15 01:02:26.999 INFO [stderr]    |
Dec 15 01:02:26.999 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 15 01:02:26.999 INFO [stderr] 
Dec 15 01:02:26.999 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 15 01:02:26.999 INFO [stderr]   --> examples/search.rs:15:1
Dec 15 01:02:26.999 INFO [stderr]    |
Dec 15 01:02:26.999 INFO [stderr] 15 | / probor_struct!(
Dec 15 01:02:26.999 INFO [stderr] 16 | | #[derive(PartialEq, Eq, Debug)]
Dec 15 01:02:26.999 INFO [stderr] 17 | | struct SearchResults {
Dec 15 01:02:26.999 INFO [stderr] 18 | |     total_results: u64 => (#0),
Dec 15 01:02:26.999 INFO [stderr] 19 | |     results: Vec<Page> => (#1),
Dec 15 01:02:26.999 INFO [stderr] 20 | | });
Dec 15 01:02:26.999 INFO [stderr]    | |___^
Dec 15 01:02:26.999 INFO [stderr]    |
Dec 15 01:02:26.999 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 15 01:02:26.999 INFO [stderr] 
Dec 15 01:02:27.562 INFO [stderr] warning: variable does not need to be mutable
Dec 15 01:02:27.562 INFO [stderr]   --> src/tuples.rs:96:13
Dec 15 01:02:27.562 INFO [stderr]    |
Dec 15 01:02:27.562 INFO [stderr] 96 |         let mut d = &mut Decoder::new(Config::default(), Cursor::new(&v[..]));
Dec 15 01:02:27.562 INFO [stderr]    |             ----^
Dec 15 01:02:27.562 INFO [stderr]    |             |
Dec 15 01:02:27.562 INFO [stderr]    |             help: remove this `mut`
Dec 15 01:02:27.562 INFO [stderr]    |
Dec 15 01:02:27.562 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 15 01:02:27.562 INFO [stderr] 
Dec 15 01:02:27.575 INFO [stderr] warning: variable does not need to be mutable
Dec 15 01:02:27.575 INFO [stderr]   --> src/sequences.rs:79:13
Dec 15 01:02:27.576 INFO [stderr]    |
Dec 15 01:02:27.576 INFO [stderr] 79 |         let mut d = &mut Decoder::new(Config::default(), Cursor::new(&v[..]));
Dec 15 01:02:27.576 INFO [stderr]    |             ----^
Dec 15 01:02:27.576 INFO [stderr]    |             |
Dec 15 01:02:27.576 INFO [stderr]    |             help: remove this `mut`
Dec 15 01:02:27.576 INFO [stderr] 
Dec 15 01:02:27.592 INFO [stderr] warning: variable does not need to be mutable
Dec 15 01:02:27.592 INFO [stderr]   --> src/maps.rs:57:13
Dec 15 01:02:27.592 INFO [stderr]    |
Dec 15 01:02:27.592 INFO [stderr] 57 |         let mut d = &mut Decoder::new(Config::default(), Cursor::new(&v[..]));
Dec 15 01:02:27.592 INFO [stderr]    |             ----^
Dec 15 01:02:27.592 INFO [stderr]    |             |
Dec 15 01:02:27.592 INFO [stderr]    |             help: remove this `mut`
Dec 15 01:02:27.592 INFO [stderr] 
Dec 15 01:02:27.624 INFO [stderr] warning: variable does not need to be mutable
Dec 15 01:02:27.624 INFO [stderr]    --> src/enums.rs:178:13
Dec 15 01:02:27.624 INFO [stderr]     |
Dec 15 01:02:27.625 INFO [stderr] 178 |         let mut d = &mut Decoder::new(Config::default(), Cursor::new(&v[..]));
Dec 15 01:02:27.625 INFO [stderr]     |             ----^
Dec 15 01:02:27.625 INFO [stderr]     |             |
Dec 15 01:02:27.625 INFO [stderr]     |             help: remove this `mut`
Dec 15 01:02:27.625 INFO [stderr] 
Dec 15 01:02:27.695 INFO [stderr] warning: variable does not need to be mutable
Dec 15 01:02:27.695 INFO [stderr]    --> src/macros.rs:187:13
Dec 15 01:02:27.695 INFO [stderr]     |
Dec 15 01:02:27.695 INFO [stderr] 187 |         let mut d = &mut Decoder::new(Config::default(), Cursor::new(vec));
Dec 15 01:02:27.695 INFO [stderr]     |             ----^
Dec 15 01:02:27.695 INFO [stderr]     |             |
Dec 15 01:02:27.695 INFO [stderr]     |             help: remove this `mut`
Dec 15 01:02:27.695 INFO [stderr] 
Dec 15 01:02:27.724 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 15 01:02:27.726 INFO [stderr]    --> src/decode_struct.rs:63:25
Dec 15 01:02:27.726 INFO [stderr]     |
Dec 15 01:02:27.726 INFO [stderr] 63  |                           (idx+1); // silence warning but expect to be optimized
Dec 15 01:02:27.726 INFO [stderr]     |                           ^^^^^^^
Dec 15 01:02:27.726 INFO [stderr]     | 
Dec 15 01:02:27.726 INFO [stderr]    ::: src/macros.rs:112:5
Dec 15 01:02:27.726 INFO [stderr]     |
Dec 15 01:02:27.726 INFO [stderr] 112 | /     probor_struct!(
Dec 15 01:02:27.726 INFO [stderr] 113 | |     #[derive(PartialEq, Eq, Debug)]
Dec 15 01:02:27.726 INFO [stderr] 114 | |     struct Page {
Dec 15 01:02:27.726 INFO [stderr] 115 | |         url: String => (#0),
Dec 15 01:02:27.726 INFO [stderr] 116 | |         title: String => (#1),
Dec 15 01:02:27.726 INFO [stderr] 117 | |         snippet: Option<String> => (#2 optional),
Dec 15 01:02:27.726 INFO [stderr] 118 | |     });
Dec 15 01:02:27.726 INFO [stderr]     | |_______- in this macro invocation
Dec 15 01:02:27.726 INFO [stderr]     |
Dec 15 01:02:27.726 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 15 01:02:27.726 INFO [stderr] 
Dec 15 01:02:27.727 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 15 01:02:27.727 INFO [stderr]    --> src/decode_struct.rs:126:21
Dec 15 01:02:27.727 INFO [stderr]     |
Dec 15 01:02:27.727 INFO [stderr] 126 |                       (idx+1); // silence warning but expect to be optimized
Dec 15 01:02:27.727 INFO [stderr]     |                       ^^^^^^^
Dec 15 01:02:27.727 INFO [stderr]     | 
Dec 15 01:02:27.727 INFO [stderr]    ::: src/macros.rs:112:5
Dec 15 01:02:27.727 INFO [stderr]     |
Dec 15 01:02:27.727 INFO [stderr] 112 | /     probor_struct!(
Dec 15 01:02:27.727 INFO [stderr] 113 | |     #[derive(PartialEq, Eq, Debug)]
Dec 15 01:02:27.727 INFO [stderr] 114 | |     struct Page {
Dec 15 01:02:27.727 INFO [stderr] 115 | |         url: String => (#0),
Dec 15 01:02:27.727 INFO [stderr] 116 | |         title: String => (#1),
Dec 15 01:02:27.727 INFO [stderr] 117 | |         snippet: Option<String> => (#2 optional),
Dec 15 01:02:27.727 INFO [stderr] 118 | |     });
Dec 15 01:02:27.727 INFO [stderr]     | |_______- in this macro invocation
Dec 15 01:02:27.727 INFO [stderr] 
Dec 15 01:02:27.727 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 15 01:02:27.727 INFO [stderr]    --> src/decode_struct.rs:63:25
Dec 15 01:02:27.727 INFO [stderr]     |
Dec 15 01:02:27.727 INFO [stderr] 63  |                           (idx+1); // silence warning but expect to be optimized
Dec 15 01:02:27.727 INFO [stderr]     |                           ^^^^^^^
Dec 15 01:02:27.727 INFO [stderr]     | 
Dec 15 01:02:27.727 INFO [stderr]    ::: src/macros.rs:120:5
Dec 15 01:02:27.727 INFO [stderr]     |
Dec 15 01:02:27.727 INFO [stderr] 120 | /     probor_struct!(
Dec 15 01:02:27.727 INFO [stderr] 121 | |     #[derive(PartialEq, Eq, Debug)]
Dec 15 01:02:27.727 INFO [stderr] 122 | |     struct SearchResults {
Dec 15 01:02:27.727 INFO [stderr] 123 | |         total_results: u64 => (#0),
Dec 15 01:02:27.727 INFO [stderr] 124 | |         results: Vec<Page> => (#1),
Dec 15 01:02:27.727 INFO [stderr] 125 | |     });
Dec 15 01:02:27.727 INFO [stderr]     | |_______- in this macro invocation
Dec 15 01:02:27.727 INFO [stderr] 
Dec 15 01:02:27.727 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 15 01:02:27.727 INFO [stderr]    --> src/decode_struct.rs:126:21
Dec 15 01:02:27.727 INFO [stderr]     |
Dec 15 01:02:27.727 INFO [stderr] 126 |                       (idx+1); // silence warning but expect to be optimized
Dec 15 01:02:27.727 INFO [stderr]     |                       ^^^^^^^
Dec 15 01:02:27.727 INFO [stderr]     | 
Dec 15 01:02:27.727 INFO [stderr]    ::: src/macros.rs:120:5
Dec 15 01:02:27.727 INFO [stderr]     |
Dec 15 01:02:27.727 INFO [stderr] 120 | /     probor_struct!(
Dec 15 01:02:27.727 INFO [stderr] 121 | |     #[derive(PartialEq, Eq, Debug)]
Dec 15 01:02:27.727 INFO [stderr] 122 | |     struct SearchResults {
Dec 15 01:02:27.727 INFO [stderr] 123 | |         total_results: u64 => (#0),
Dec 15 01:02:27.727 INFO [stderr] 124 | |         results: Vec<Page> => (#1),
Dec 15 01:02:27.728 INFO [stderr] 125 | |     });
Dec 15 01:02:27.728 INFO [stderr]     | |_______- in this macro invocation
Dec 15 01:02:27.728 INFO [stderr] 
Dec 15 01:02:27.728 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 15 01:02:27.728 INFO [stderr]    --> src/decode_struct.rs:63:25
Dec 15 01:02:27.728 INFO [stderr]     |
Dec 15 01:02:27.728 INFO [stderr] 63  |                           (idx+1); // silence warning but expect to be optimized
Dec 15 01:02:27.728 INFO [stderr]     |                           ^^^^^^^
Dec 15 01:02:27.728 INFO [stderr]     | 
Dec 15 01:02:27.728 INFO [stderr]    ::: src/macros.rs:174:5
Dec 15 01:02:27.728 INFO [stderr]     |
Dec 15 01:02:27.728 INFO [stderr] 174 | /     probor_struct!(
Dec 15 01:02:27.728 INFO [stderr] 175 | |     pub struct VersionInfo {
Dec 15 01:02:27.728 INFO [stderr] 176 | |         pub version: u8 => (),
Dec 15 01:02:27.728 INFO [stderr] 177 | |     });
Dec 15 01:02:27.728 INFO [stderr]     | |_______- in this macro invocation
Dec 15 01:02:27.728 INFO [stderr] 
Dec 15 01:02:27.728 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 15 01:02:27.728 INFO [stderr]    --> src/decode_struct.rs:126:21
Dec 15 01:02:27.728 INFO [stderr]     |
Dec 15 01:02:27.728 INFO [stderr] 126 |                       (idx+1); // silence warning but expect to be optimized
Dec 15 01:02:27.728 INFO [stderr]     |                       ^^^^^^^
Dec 15 01:02:27.728 INFO [stderr]     | 
Dec 15 01:02:27.728 INFO [stderr]    ::: src/macros.rs:174:5
Dec 15 01:02:27.728 INFO [stderr]     |
Dec 15 01:02:27.728 INFO [stderr] 174 | /     probor_struct!(
Dec 15 01:02:27.728 INFO [stderr] 175 | |     pub struct VersionInfo {
Dec 15 01:02:27.728 INFO [stderr] 176 | |         pub version: u8 => (),
Dec 15 01:02:27.728 INFO [stderr] 177 | |     });
Dec 15 01:02:27.728 INFO [stderr]     | |_______- in this macro invocation
Dec 15 01:02:27.728 INFO [stderr] 
Dec 15 01:02:27.729 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 15 01:02:27.729 INFO [stderr]    --> src/decode_struct.rs:63:25
Dec 15 01:02:27.729 INFO [stderr]     |
Dec 15 01:02:27.729 INFO [stderr] 63  |                           (idx+1); // silence warning but expect to be optimized
Dec 15 01:02:27.729 INFO [stderr]     |                           ^^^^^^^
Dec 15 01:02:27.729 INFO [stderr]     | 
Dec 15 01:02:27.729 INFO [stderr]    ::: src/macros.rs:192:5
Dec 15 01:02:27.729 INFO [stderr]     |
Dec 15 01:02:27.729 INFO [stderr] 192 | /     probor_struct!(
Dec 15 01:02:27.729 INFO [stderr] 193 | |     #[derive(Debug, PartialEq)]
Dec 15 01:02:27.729 INFO [stderr] 194 | |     struct Three {
Dec 15 01:02:27.729 INFO [stderr] 195 | |         one: Option<u8> => (#0 optional),
Dec 15 01:02:27.729 INFO [stderr] 196 | |         two: Option<u8> => (#1 optional),
Dec 15 01:02:27.729 INFO [stderr] 197 | |         three: Option<u8> => (#2 optional),
Dec 15 01:02:27.729 INFO [stderr] 198 | |     });
Dec 15 01:02:27.729 INFO [stderr]     | |_______- in this macro invocation
Dec 15 01:02:27.729 INFO [stderr] 
Dec 15 01:02:27.729 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 15 01:02:27.729 INFO [stderr]    --> src/decode_struct.rs:126:21
Dec 15 01:02:27.729 INFO [stderr]     |
Dec 15 01:02:27.729 INFO [stderr] 126 |                       (idx+1); // silence warning but expect to be optimized
Dec 15 01:02:27.729 INFO [stderr]     |                       ^^^^^^^
Dec 15 01:02:27.729 INFO [stderr]     | 
Dec 15 01:02:27.729 INFO [stderr]    ::: src/macros.rs:192:5
Dec 15 01:02:27.729 INFO [stderr]     |
Dec 15 01:02:27.729 INFO [stderr] 192 | /     probor_struct!(
Dec 15 01:02:27.729 INFO [stderr] 193 | |     #[derive(Debug, PartialEq)]
Dec 15 01:02:27.729 INFO [stderr] 194 | |     struct Three {
Dec 15 01:02:27.729 INFO [stderr] 195 | |         one: Option<u8> => (#0 optional),
Dec 15 01:02:27.729 INFO [stderr] 196 | |         two: Option<u8> => (#1 optional),
Dec 15 01:02:27.729 INFO [stderr] 197 | |         three: Option<u8> => (#2 optional),
Dec 15 01:02:27.729 INFO [stderr] 198 | |     });
Dec 15 01:02:27.729 INFO [stderr]     | |_______- in this macro invocation
Dec 15 01:02:27.729 INFO [stderr] 
Dec 15 01:02:27.729 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 15 01:02:27.729 INFO [stderr]    --> src/decode_struct.rs:63:25
Dec 15 01:02:27.729 INFO [stderr]     |
Dec 15 01:02:27.729 INFO [stderr] 63  |                           (idx+1); // silence warning but expect to be optimized
Dec 15 01:02:27.729 INFO [stderr]     |                           ^^^^^^^
Dec 15 01:02:27.729 INFO [stderr]     | 
Dec 15 01:02:27.729 INFO [stderr]    ::: src/macros.rs:200:5
Dec 15 01:02:27.729 INFO [stderr]     |
Dec 15 01:02:27.729 INFO [stderr] 200 | /     probor_struct!(
Dec 15 01:02:27.729 INFO [stderr] 201 | |     struct TwoThree {
Dec 15 01:02:27.729 INFO [stderr] 202 | |         two: Option<u8> => (#1 optional),
Dec 15 01:02:27.729 INFO [stderr] 203 | |         three: Option<u8> => (#2 optional),
Dec 15 01:02:27.729 INFO [stderr] 204 | |     });
Dec 15 01:02:27.729 INFO [stderr]     | |_______- in this macro invocation
Dec 15 01:02:27.729 INFO [stderr] 
Dec 15 01:02:27.729 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 15 01:02:27.729 INFO [stderr]    --> src/decode_struct.rs:126:21
Dec 15 01:02:27.729 INFO [stderr]     |
Dec 15 01:02:27.729 INFO [stderr] 126 |                       (idx+1); // silence warning but expect to be optimized
Dec 15 01:02:27.729 INFO [stderr]     |                       ^^^^^^^
Dec 15 01:02:27.729 INFO [stderr]     | 
Dec 15 01:02:27.729 INFO [stderr]    ::: src/macros.rs:200:5
Dec 15 01:02:27.729 INFO [stderr]     |
Dec 15 01:02:27.729 INFO [stderr] 200 | /     probor_struct!(
Dec 15 01:02:27.729 INFO [stderr] 201 | |     struct TwoThree {
Dec 15 01:02:27.729 INFO [stderr] 202 | |         two: Option<u8> => (#1 optional),
Dec 15 01:02:27.729 INFO [stderr] 203 | |         three: Option<u8> => (#2 optional),
Dec 15 01:02:27.729 INFO [stderr] 204 | |     });
Dec 15 01:02:27.729 INFO [stderr]     | |_______- in this macro invocation
Dec 15 01:02:27.729 INFO [stderr] 
Dec 15 01:02:27.729 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 15 01:02:27.729 INFO [stderr]    --> src/decode_struct.rs:63:25
Dec 15 01:02:27.729 INFO [stderr]     |
Dec 15 01:02:27.729 INFO [stderr] 63  |                           (idx+1); // silence warning but expect to be optimized
Dec 15 01:02:27.729 INFO [stderr]     |                           ^^^^^^^
Dec 15 01:02:27.729 INFO [stderr]     | 
Dec 15 01:02:27.729 INFO [stderr]    ::: src/macros.rs:206:5
Dec 15 01:02:27.729 INFO [stderr]     |
Dec 15 01:02:27.730 INFO [stderr] 206 | /     probor_struct!(
Dec 15 01:02:27.730 INFO [stderr] 207 | |     struct OneThree {
Dec 15 01:02:27.730 INFO [stderr] 208 | |         one: Option<u8> => (#0 optional),
Dec 15 01:02:27.730 INFO [stderr] 209 | |         three: Option<u8> => (#2 optional),
Dec 15 01:02:27.730 INFO [stderr] 210 | |     });
Dec 15 01:02:27.730 INFO [stderr]     | |_______- in this macro invocation
Dec 15 01:02:27.730 INFO [stderr] 
Dec 15 01:02:27.730 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 15 01:02:27.730 INFO [stderr]    --> src/decode_struct.rs:126:21
Dec 15 01:02:27.730 INFO [stderr]     |
Dec 15 01:02:27.730 INFO [stderr] 126 |                       (idx+1); // silence warning but expect to be optimized
Dec 15 01:02:27.730 INFO [stderr]     |                       ^^^^^^^
Dec 15 01:02:27.730 INFO [stderr]     | 
Dec 15 01:02:27.730 INFO [stderr]    ::: src/macros.rs:206:5
Dec 15 01:02:27.730 INFO [stderr]     |
Dec 15 01:02:27.730 INFO [stderr] 206 | /     probor_struct!(
Dec 15 01:02:27.730 INFO [stderr] 207 | |     struct OneThree {
Dec 15 01:02:27.730 INFO [stderr] 208 | |         one: Option<u8> => (#0 optional),
Dec 15 01:02:27.730 INFO [stderr] 209 | |         three: Option<u8> => (#2 optional),
Dec 15 01:02:27.730 INFO [stderr] 210 | |     });
Dec 15 01:02:27.730 INFO [stderr]     | |_______- in this macro invocation
Dec 15 01:02:27.730 INFO [stderr] 
Dec 15 01:02:27.730 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 15 01:02:27.730 INFO [stderr]    --> src/decode_struct.rs:63:25
Dec 15 01:02:27.730 INFO [stderr]     |
Dec 15 01:02:27.730 INFO [stderr] 63  |                           (idx+1); // silence warning but expect to be optimized
Dec 15 01:02:27.730 INFO [stderr]     |                           ^^^^^^^
Dec 15 01:02:27.730 INFO [stderr]     | 
Dec 15 01:02:27.730 INFO [stderr]    ::: src/macros.rs:212:5
Dec 15 01:02:27.730 INFO [stderr]     |
Dec 15 01:02:27.730 INFO [stderr] 212 | /     probor_struct!(
Dec 15 01:02:27.730 INFO [stderr] 213 | |     struct OneTwo {
Dec 15 01:02:27.730 INFO [stderr] 214 | |         one: Option<u8> => (#0 optional),
Dec 15 01:02:27.731 INFO [stderr] 215 | |         two: Option<u8> => (#1 optional),
Dec 15 01:02:27.731 INFO [stderr] 216 | |     });
Dec 15 01:02:27.731 INFO [stderr]     | |_______- in this macro invocation
Dec 15 01:02:27.731 INFO [stderr] 
Dec 15 01:02:27.731 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 15 01:02:27.731 INFO [stderr]    --> src/decode_struct.rs:126:21
Dec 15 01:02:27.731 INFO [stderr]     |
Dec 15 01:02:27.731 INFO [stderr] 126 |                       (idx+1); // silence warning but expect to be optimized
Dec 15 01:02:27.731 INFO [stderr]     |                       ^^^^^^^
Dec 15 01:02:27.731 INFO [stderr]     | 
Dec 15 01:02:27.731 INFO [stderr]    ::: src/macros.rs:212:5
Dec 15 01:02:27.731 INFO [stderr]     |
Dec 15 01:02:27.731 INFO [stderr] 212 | /     probor_struct!(
Dec 15 01:02:27.731 INFO [stderr] 213 | |     struct OneTwo {
Dec 15 01:02:27.731 INFO [stderr] 214 | |         one: Option<u8> => (#0 optional),
Dec 15 01:02:27.731 INFO [stderr] 215 | |         two: Option<u8> => (#1 optional),
Dec 15 01:02:27.731 INFO [stderr] 216 | |     });
Dec 15 01:02:27.731 INFO [stderr]     | |_______- in this macro invocation
Dec 15 01:02:27.731 INFO [stderr] 
Dec 15 01:02:27.731 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 15 01:02:27.731 INFO [stderr]    --> src/decode_struct.rs:63:25
Dec 15 01:02:27.731 INFO [stderr]     |
Dec 15 01:02:27.731 INFO [stderr] 63  |                           (idx+1); // silence warning but expect to be optimized
Dec 15 01:02:27.731 INFO [stderr]     |                           ^^^^^^^
Dec 15 01:02:27.731 INFO [stderr]     | 
Dec 15 01:02:27.731 INFO [stderr]    ::: src/macros.rs:218:5
Dec 15 01:02:27.731 INFO [stderr]     |
Dec 15 01:02:27.731 INFO [stderr] 218 | /     probor_struct!(
Dec 15 01:02:27.731 INFO [stderr] 219 | |     struct Named {
Dec 15 01:02:27.731 INFO [stderr] 220 | |         one: u8 => (),
Dec 15 01:02:27.731 INFO [stderr] 221 | |         two: u8 => (),
Dec 15 01:02:27.731 INFO [stderr] 222 | |         three: u8 => (),
Dec 15 01:02:27.731 INFO [stderr] 223 | |     });
Dec 15 01:02:27.731 INFO [stderr]     | |_______- in this macro invocation
Dec 15 01:02:27.731 INFO [stderr] 
Dec 15 01:02:27.731 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 15 01:02:27.731 INFO [stderr]    --> src/decode_struct.rs:126:21
Dec 15 01:02:27.731 INFO [stderr]     |
Dec 15 01:02:27.731 INFO [stderr] 126 |                       (idx+1); // silence warning but expect to be optimized
Dec 15 01:02:27.731 INFO [stderr]     |                       ^^^^^^^
Dec 15 01:02:27.731 INFO [stderr]     | 
Dec 15 01:02:27.731 INFO [stderr]    ::: src/macros.rs:218:5
Dec 15 01:02:27.731 INFO [stderr]     |
Dec 15 01:02:27.731 INFO [stderr] 218 | /     probor_struct!(
Dec 15 01:02:27.731 INFO [stderr] 219 | |     struct Named {
Dec 15 01:02:27.731 INFO [stderr] 220 | |         one: u8 => (),
Dec 15 01:02:27.731 INFO [stderr] 221 | |         two: u8 => (),
Dec 15 01:02:27.731 INFO [stderr] 222 | |         three: u8 => (),
Dec 15 01:02:27.731 INFO [stderr] 223 | |     });
Dec 15 01:02:27.731 INFO [stderr]     | |_______- in this macro invocation
Dec 15 01:02:27.731 INFO [stderr] 
Dec 15 01:02:29.593 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.45s
Dec 15 01:02:29.596 INFO [stderr] su: No module specific data is present
Dec 15 01:02:29.834 INFO running `"docker" "inspect" "488473e39052ff8eb9306ae47df9d59681d71c590e43c9edd233a72814af5866"`
Dec 15 01:02:29.908 INFO running `"docker" "rm" "-f" "488473e39052ff8eb9306ae47df9d59681d71c590e43c9edd233a72814af5866"`
Dec 15 01:02:30.009 INFO [stdout] 488473e39052ff8eb9306ae47df9d59681d71c590e43c9edd233a72814af5866
Dec 15 01:02:30.011 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 01:02:30.190 INFO [stdout] 1ee6d759fbc97141568c9157454c9c92c20887fb25c1222addb79c7dad9c6b72
Dec 15 01:02:30.191 INFO running `"docker" "start" "-a" "1ee6d759fbc97141568c9157454c9c92c20887fb25c1222addb79c7dad9c6b72"`
Dec 15 01:02:30.539 INFO [stderr] usermod: no changes
Dec 15 01:02:30.580 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 15 01:02:30.580 INFO [stderr]      Running /target/debug/deps/probor-7213db25ff5368fc
Dec 15 01:02:30.582 INFO [stdout] 
Dec 15 01:02:30.582 INFO [stdout] running 15 tests
Dec 15 01:02:30.583 INFO [stdout] test enums::test_enum::test ... ok
Dec 15 01:02:30.583 INFO [stdout] test macros::test_search_results::big_to_small ... ok
Dec 15 01:02:30.583 INFO [stdout] test macros::test_search_results::test_decode ... ok
Dec 15 01:02:30.583 INFO [stdout] test macros::test_search_results::small_to_big ... ok
Dec 15 01:02:30.583 INFO [stdout] test macros::test_search_results::test_encode ... ok
Dec 15 01:02:30.584 INFO [stdout] test sequences::test::into_deque ... ok
Dec 15 01:02:30.584 INFO [stdout] test sequences::test::vec ... ok
Dec 15 01:02:30.584 INFO [stdout] test sequences::test::deque ... ok
Dec 15 01:02:30.584 INFO [stdout] test sequences::test::into_vec ... ok
Dec 15 01:02:30.585 INFO [stdout] test tuples::test::one ... ok
Dec 15 01:02:30.585 INFO [stdout] test tuples::test::two ... ok
Dec 15 01:02:30.587 INFO [stdout] test tuples::test::three ... ok
Dec 15 01:02:30.587 INFO [stderr]    Doc-tests probor
Dec 15 01:02:30.587 INFO [stdout] test macros::test_search_results::named_to_small ... ok
Dec 15 01:02:30.587 INFO [stdout] test macros::test_search_results::one_field ... ok
Dec 15 01:02:30.587 INFO [stdout] test maps::test::map ... ok
Dec 15 01:02:30.587 INFO [stdout] 
Dec 15 01:02:30.587 INFO [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 01:02:30.587 INFO [stdout] 
Dec 15 01:02:31.572 INFO [stdout] 
Dec 15 01:02:31.572 INFO [stdout] running 0 tests
Dec 15 01:02:31.572 INFO [stdout] 
Dec 15 01:02:31.572 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 01:02:31.572 INFO [stdout] 
Dec 15 01:02:31.587 INFO [stderr] su: No module specific data is present
Dec 15 01:02:31.949 INFO running `"docker" "inspect" "1ee6d759fbc97141568c9157454c9c92c20887fb25c1222addb79c7dad9c6b72"`
Dec 15 01:02:32.024 INFO running `"docker" "rm" "-f" "1ee6d759fbc97141568c9157454c9c92c20887fb25c1222addb79c7dad9c6b72"`
Dec 15 01:02:32.197 INFO [stdout] 1ee6d759fbc97141568c9157454c9c92c20887fb25c1222addb79c7dad9c6b72