[INFO] crate kailua_types 1.1.0 is already in cache
[INFO] extracting crate kailua_types 1.1.0 into work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/reg/kailua_types/1.1.0
[INFO] extracting crate kailua_types 1.1.0 into work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/kailua_types/1.1.0
[INFO] validating manifest of kailua_types-1.1.0 on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kailua_types-1.1.0 on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kailua_types-1.1.0
[INFO] removed path dependency kailua_diag from kailua_types-1.1.0
[INFO] removed path dependency kailua_env from kailua_types-1.1.0
[INFO] removed path dependency kailua_syntax from kailua_types-1.1.0
[INFO] finished frobbing kailua_types-1.1.0
[INFO] frobbed toml for kailua_types-1.1.0 written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/reg/kailua_types/1.1.0/Cargo.toml
[INFO] started frobbing kailua_types-1.1.0
[INFO] removed path dependency kailua_diag from kailua_types-1.1.0
[INFO] removed path dependency kailua_env from kailua_types-1.1.0
[INFO] removed path dependency kailua_syntax from kailua_types-1.1.0
[INFO] finished frobbing kailua_types-1.1.0
[INFO] frobbed toml for kailua_types-1.1.0 written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/kailua_types/1.1.0/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking kailua_types-1.1.0 against try#58b21121d0b447ceb3f1a655155d802191acf044 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-3/try#58b21121d0b447ceb3f1a655155d802191acf044:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/kailua_types/1.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1e3ee22fb7d8a15d0ee5a28232bd6700c50a2b3b9c5a2ebf9c95bbe4140324c2
[INFO] running `"docker" "start" "-a" "1e3ee22fb7d8a15d0ee5a28232bd6700c50a2b3b9c5a2ebf9c95bbe4140324c2"`
[INFO] [stderr]     Checking kailua_env v1.0.4
[INFO] [stderr]     Checking parse-generics-shim v0.1.1
[INFO] [stderr]     Checking kailua_diag v1.0.4
[INFO] [stderr]     Checking kailua_syntax v1.1.0
[INFO] [stderr]     Checking kailua_types v1.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]     --> src/ty/value.rs:1875:5
[INFO] [stderr]      |
[INFO] [stderr] 1875 | /     macro_rules! hash {
[INFO] [stderr] 1876 | |         ($($k:ident = $v:expr),*) => (vec![$((s(stringify!($k)), $v)),*])
[INFO] [stderr] 1877 | |     }
[INFO] [stderr]      | |_____^
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(unused_macros)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/ty/display.rs:78:13
[INFO] [stderr]    |
[INFO] [stderr] 78 |         let mut spans = disambig.entry(name.base.clone()).or_insert_with(|| HashMap::new());
[INFO] [stderr]    |             ----^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/ty/display.rs:78:13
[INFO] [stderr]    |
[INFO] [stderr] 78 |         let mut spans = disambig.entry(name.base.clone()).or_insert_with(|| HashMap::new());
[INFO] [stderr]    |             ----^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 1966 |           check!(T::Dynamic(Dyn::Oops), T::Dynamic(Dyn::Oops); T::Dynamic(Dyn::Oops));
[INFO] [stderr]      |           ---------------------------------------------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 1967 |           check!(T::Dynamic(Dyn::Oops), T::Dynamic(Dyn::User); T::Dynamic(Dyn::Oops));
[INFO] [stderr]      |           ---------------------------------------------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 1968 |           check!(T::Dynamic(Dyn::User), T::Dynamic(Dyn::Oops); T::Dynamic(Dyn::Oops));
[INFO] [stderr]      |           ---------------------------------------------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 1969 |           check!(T::Dynamic(Dyn::User), T::Dynamic(Dyn::User); T::Dynamic(Dyn::User));
[INFO] [stderr]      |           ---------------------------------------------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 1970 |           check!(T::Dynamic(Dyn::User), T::Integer; T::Dynamic(Dyn::User));
[INFO] [stderr]      |           ----------------------------------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 1975 |           check!(T::All, T::Boolean; T::All);
[INFO] [stderr]      |           ----------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 1976 |           check!(T::Dynamic(Dyn::User), T::All; T::Dynamic(Dyn::User));
[INFO] [stderr]      |           ------------------------------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 1977 |           check!(T::All, T::All; T::All);
[INFO] [stderr]      |           ------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 1980 |           check!(T::Integer, T::Number; T::Number);
[INFO] [stderr]      |           ----------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 1981 |           check!(T::Number, T::Integer; T::Number);
[INFO] [stderr]      |           ----------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 1982 |           check!(T::Number, T::Number; T::Number);
[INFO] [stderr]      |           ---------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 1983 |           check!(T::Integer, T::Integer; T::Integer);
[INFO] [stderr]      |           ------------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 1984 |           check!(T::Int(3), T::Int(3); T::Int(3));
[INFO] [stderr]      |           ---------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 1985 |           check!(T::Int(3), T::Number; T::Number);
[INFO] [stderr]      |           ---------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 1986 |           check!(T::Integer, T::Int(3); T::Integer);
[INFO] [stderr]      |           ------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1926:70
[INFO] [stderr]      |
[INFO] [stderr] 1926 |           ($l:expr, $r:expr; explicit=$ue:expr, implicit=$ui:expr) => ({
[INFO] [stderr]      |  ______________________________________________________________________^
[INFO] [stderr] 1927 | |             let left = $l;
[INFO] [stderr] 1928 | |             let right = $r;
[INFO] [stderr] 1929 | |             let eunion = check_base!(left, right; [explicit]=$ue);
[INFO] [stderr] 1930 | |             let iunion = check_base!(left, right; [implicit]=$ui);
[INFO] [stderr] 1931 | |             (left, right, eunion, iunion)
[INFO] [stderr] 1932 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 1987 | /         check!(T::Int(3), T::Int(4);
[INFO] [stderr] 1988 | |                explicit=T::ints(vec![3, 4]), implicit=T::Integer);
[INFO] [stderr]      | |__________________________________________________________________- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 1989 |           check!(T::ints(vec![3, 4]), T::Int(3); T::ints(vec![3, 4]));
[INFO] [stderr]      |           ------------------------------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1926:70
[INFO] [stderr]      |
[INFO] [stderr] 1926 |           ($l:expr, $r:expr; explicit=$ue:expr, implicit=$ui:expr) => ({
[INFO] [stderr]      |  ______________________________________________________________________^
[INFO] [stderr] 1927 | |             let left = $l;
[INFO] [stderr] 1928 | |             let right = $r;
[INFO] [stderr] 1929 | |             let eunion = check_base!(left, right; [explicit]=$ue);
[INFO] [stderr] 1930 | |             let iunion = check_base!(left, right; [implicit]=$ui);
[INFO] [stderr] 1931 | |             (left, right, eunion, iunion)
[INFO] [stderr] 1932 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 1990 | /         check!(T::Int(5), T::ints(vec![3, 4]);
[INFO] [stderr] 1991 | |                explicit=T::ints(vec![3, 4, 5]), implicit=T::Integer);
[INFO] [stderr]      | |_____________________________________________________________________- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1926:70
[INFO] [stderr]      |
[INFO] [stderr] 1926 |           ($l:expr, $r:expr; explicit=$ue:expr, implicit=$ui:expr) => ({
[INFO] [stderr]      |  ______________________________________________________________________^
[INFO] [stderr] 1927 | |             let left = $l;
[INFO] [stderr] 1928 | |             let right = $r;
[INFO] [stderr] 1929 | |             let eunion = check_base!(left, right; [explicit]=$ue);
[INFO] [stderr] 1930 | |             let iunion = check_base!(left, right; [implicit]=$ui);
[INFO] [stderr] 1931 | |             (left, right, eunion, iunion)
[INFO] [stderr] 1932 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 1992 | /         check!(T::ints(vec![3, 4]), T::ints(vec![5, 4, 7]);
[INFO] [stderr] 1993 | |                explicit=T::ints(vec![3, 4, 5, 7]), implicit=T::Integer);
[INFO] [stderr]      | |________________________________________________________________________- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1926:70
[INFO] [stderr]      |
[INFO] [stderr] 1926 |           ($l:expr, $r:expr; explicit=$ue:expr, implicit=$ui:expr) => ({
[INFO] [stderr]      |  ______________________________________________________________________^
[INFO] [stderr] 1927 | |             let left = $l;
[INFO] [stderr] 1928 | |             let right = $r;
[INFO] [stderr] 1929 | |             let eunion = check_base!(left, right; [explicit]=$ue);
[INFO] [stderr] 1930 | |             let iunion = check_base!(left, right; [implicit]=$ui);
[INFO] [stderr] 1931 | |             (left, right, eunion, iunion)
[INFO] [stderr] 1932 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 1994 | /         check!(T::ints(vec![3, 4, 5]), T::ints(vec![2, 3, 4]);
[INFO] [stderr] 1995 | |                explicit=T::ints(vec![2, 3, 4, 5]), implicit=T::Integer);
[INFO] [stderr]      | |________________________________________________________________________- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 1996 |           check!(T::ints(vec![3, 4, 5]), T::ints(vec![3, 4, 5]); T::ints(vec![3, 4, 5]));
[INFO] [stderr]      |           ------------------------------------------------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 1999 |           check!(T::String, T::Str(os("hello")); T::String);
[INFO] [stderr]      |           -------------------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2000 |           check!(T::Str(os("hello")), T::String; T::String);
[INFO] [stderr]      |           -------------------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2001 |           check!(T::Str(os("hello")), T::Str(os("hello")); T::Str(os("hello")));
[INFO] [stderr]      |           ---------------------------------------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1926:70
[INFO] [stderr]      |
[INFO] [stderr] 1926 |           ($l:expr, $r:expr; explicit=$ue:expr, implicit=$ui:expr) => ({
[INFO] [stderr]      |  ______________________________________________________________________^
[INFO] [stderr] 1927 | |             let left = $l;
[INFO] [stderr] 1928 | |             let right = $r;
[INFO] [stderr] 1929 | |             let eunion = check_base!(left, right; [explicit]=$ue);
[INFO] [stderr] 1930 | |             let iunion = check_base!(left, right; [implicit]=$ui);
[INFO] [stderr] 1931 | |             (left, right, eunion, iunion)
[INFO] [stderr] 1932 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2002 | /         check!(T::Str(os("hello")), T::Str(os("goodbye"));
[INFO] [stderr] 2003 | |                explicit=T::strs(vec![s("hello"), s("goodbye")]), implicit=T::String);
[INFO] [stderr]      | |_____________________________________________________________________________________- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1926:70
[INFO] [stderr]      |
[INFO] [stderr] 1926 |           ($l:expr, $r:expr; explicit=$ue:expr, implicit=$ui:expr) => ({
[INFO] [stderr]      |  ______________________________________________________________________^
[INFO] [stderr] 1927 | |             let left = $l;
[INFO] [stderr] 1928 | |             let right = $r;
[INFO] [stderr] 1929 | |             let eunion = check_base!(left, right; [explicit]=$ue);
[INFO] [stderr] 1930 | |             let iunion = check_base!(left, right; [implicit]=$ui);
[INFO] [stderr] 1931 | |             (left, right, eunion, iunion)
[INFO] [stderr] 1932 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2004 | /         check!(T::Str(os("hello")), T::strs(vec![s("goodbye")]);
[INFO] [stderr] 2005 | |                explicit=T::strs(vec![s("hello"), s("goodbye")]), implicit=T::String);
[INFO] [stderr]      | |_____________________________________________________________________________________- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2006 | /         check!(T::strs(vec![s("hello"), s("goodbye")]), T::Str(os("goodbye"));
[INFO] [stderr] 2007 | |                T::strs(vec![s("hello"), s("goodbye")]));
[INFO] [stderr]      | |________________________________________________________- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1926:70
[INFO] [stderr]      |
[INFO] [stderr] 1926 |           ($l:expr, $r:expr; explicit=$ue:expr, implicit=$ui:expr) => ({
[INFO] [stderr]      |  ______________________________________________________________________^
[INFO] [stderr] 1927 | |             let left = $l;
[INFO] [stderr] 1928 | |             let right = $r;
[INFO] [stderr] 1929 | |             let eunion = check_base!(left, right; [explicit]=$ue);
[INFO] [stderr] 1930 | |             let iunion = check_base!(left, right; [implicit]=$ui);
[INFO] [stderr] 1931 | |             (left, right, eunion, iunion)
[INFO] [stderr] 1932 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2008 | /         check!(T::strs(vec![s("hello"), s("goodbye")]),
[INFO] [stderr] 2009 | |                T::strs(vec![s("what"), s("goodbye")]);
[INFO] [stderr] 2010 | |                explicit=T::strs(vec![s("hello"), s("goodbye"), s("what")]), implicit=T::String);
[INFO] [stderr]      | |________________________________________________________________________________________________- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1926:70
[INFO] [stderr]      |
[INFO] [stderr] 1926 |           ($l:expr, $r:expr; explicit=$ue:expr, implicit=$ui:expr) => ({
[INFO] [stderr]      |  ______________________________________________________________________^
[INFO] [stderr] 1927 | |             let left = $l;
[INFO] [stderr] 1928 | |             let right = $r;
[INFO] [stderr] 1929 | |             let eunion = check_base!(left, right; [explicit]=$ue);
[INFO] [stderr] 1930 | |             let iunion = check_base!(left, right; [implicit]=$ui);
[INFO] [stderr] 1931 | |             (left, right, eunion, iunion)
[INFO] [stderr] 1932 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2011 | /         check!(T::strs(vec![s("a"), s("b"), s("c")]),
[INFO] [stderr] 2012 | |                T::strs(vec![s("b"), s("c"), s("d")]);
[INFO] [stderr] 2013 | |                explicit=T::strs(vec![s("a"), s("b"), s("c"), s("d")]), implicit=T::String);
[INFO] [stderr]      | |___________________________________________________________________________________________- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2014 | /         check!(T::strs(vec![s("x"), s("y"), s("z")]),
[INFO] [stderr] 2015 | |                T::strs(vec![s("x"), s("y"), s("z")]);
[INFO] [stderr] 2016 | |                T::strs(vec![s("x"), s("y"), s("z")]));
[INFO] [stderr]      | |______________________________________________________- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2019 |           check!(T::table(), T::table(); T::table());
[INFO] [stderr]      |           ------------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2020 |           check!(T::table(), T::array(just(T::Integer)); T::table());
[INFO] [stderr]      |           ----------------------------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2021 |           check!(T::array(var(T::Integer)), T::table(); T::table());
[INFO] [stderr]      |           ---------------------------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2022 |           check!(T::table(), T::array(cnst(T::Integer)); T::table());
[INFO] [stderr]      |           ----------------------------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2023 | /         check!(T::array(just(T::Integer)), T::array(just(T::Integer));
[INFO] [stderr] 2024 | |                T::array(just(T::Integer)));
[INFO] [stderr]      | |___________________________________________- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2025 | /         check!(T::array(var(T::Integer)), T::array(var(T::Integer));
[INFO] [stderr] 2026 | |                T::array(var(T::Integer)));
[INFO] [stderr]      | |__________________________________________- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2027 | /         check!(T::array(cnst(T::Integer)), T::array(cnst(T::Integer));
[INFO] [stderr] 2028 | |                T::array(cnst(T::Integer)));
[INFO] [stderr]      | |___________________________________________- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2070 | /         check!(T::map(T::String, just(T::Integer)),
[INFO] [stderr] 2071 | |                T::map(T::String, just(T::Integer));
[INFO] [stderr] 2072 | |                T::map(T::String, just(T::Integer)));
[INFO] [stderr]      | |____________________________________________________- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2095 | /         check!(T::array(just(T::Integer)),
[INFO] [stderr] 2096 | |                T::array(just(T::Integer));
[INFO] [stderr] 2097 | |                T::array(just(T::Integer)));
[INFO] [stderr]      | |___________________________________________- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2100 |           check!(T::Thread, T::Thread; T::Thread);
[INFO] [stderr]      |           ---------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2101 |           check!(T::UserData, T::UserData; T::UserData);
[INFO] [stderr]      |           ---------------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2102 |           check!(T::All, T::UserData; T::All);
[INFO] [stderr]      |           ------------------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2103 |           check!(T::Thread, T::Dynamic(Dyn::User); T::Dynamic(Dyn::User));
[INFO] [stderr]      |           ---------------------------------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2106 |           check!(T::True, T::True; T::True);
[INFO] [stderr]      |           ---------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1942:41
[INFO] [stderr]      |
[INFO] [stderr] 1942 |           ($l:expr, $r:expr; $u:expr) => ({
[INFO] [stderr]      |  _________________________________________^
[INFO] [stderr] 1943 | |             let (left, right, eunion, iunion) = check_base!($l, $r; explicit=$u, implicit=$u);
[INFO] [stderr] 1944 | |             if eunion != iunion {
[INFO] [stderr] 1945 | |                 panic!("{:?} | {:?} = explicit {:?}, implicit {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1948 | |             (left, right, eunion)
[INFO] [stderr] 1949 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2107 |           check!(T::False, T::False; T::False);
[INFO] [stderr]      |           ------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1910:63
[INFO] [stderr]      |
[INFO] [stderr] 1910 |           ($l:expr, $r:expr; explicit=_, implicit=$ui:expr) => ({
[INFO] [stderr]      |  _______________________________________________________________^
[INFO] [stderr] 1911 | |             let left = $l;
[INFO] [stderr] 1912 | |             let right = $r;
[INFO] [stderr] 1913 | |             let eunion = check_base!(left, right; [explicit]=_);
[INFO] [stderr] 1914 | |             let iunion = check_base!(left, right; [implicit]=$ui);
[INFO] [stderr] 1915 | |             (left, right, eunion, iunion)
[INFO] [stderr] 1916 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2108 |           check!(T::True, T::False; explicit=_, implicit=T::Boolean);
[INFO] [stderr]      |           ----------------------------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/ty/value.rs:1926:70
[INFO] [stderr]      |
[INFO] [stderr] 1926 |           ($l:expr, $r:expr; explicit=$ue:expr, implicit=$ui:expr) => ({
[INFO] [stderr]      |  ______________________________________________________________________^
[INFO] [stderr] 1927 | |             let left = $l;
[INFO] [stderr] 1928 | |             let right = $r;
[INFO] [stderr] 1929 | |             let eunion = check_base!(left, right; [explicit]=$ue);
[INFO] [stderr] 1930 | |             let iunion = check_base!(left, right; [implicit]=$ui);
[INFO] [stderr] 1931 | |             (left, right, eunion, iunion)
[INFO] [stderr] 1932 | |         });
[INFO] [stderr]      | |_________^
[INFO] [stderr] ...
[INFO] [stderr] 2109 | /         check!(T::Int(3) | T::String, T::Str(os("wat")) | T::Int(4);
[INFO] [stderr] 2110 | |                explicit = T::ints(vec![3, 4]) | T::String,
[INFO] [stderr] 2111 | |                implicit = T::Integer | T::String);
[INFO] [stderr]      | |__________________________________________________- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.33s
[INFO] running `"docker" "inspect" "1e3ee22fb7d8a15d0ee5a28232bd6700c50a2b3b9c5a2ebf9c95bbe4140324c2"`
[INFO] running `"docker" "rm" "-f" "1e3ee22fb7d8a15d0ee5a28232bd6700c50a2b3b9c5a2ebf9c95bbe4140324c2"`
[INFO] [stdout] 1e3ee22fb7d8a15d0ee5a28232bd6700c50a2b3b9c5a2ebf9c95bbe4140324c2