[INFO] updating cached repository adamAndMath/AlgebraicManipulatorRust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/adamAndMath/AlgebraicManipulatorRust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/adamAndMath/AlgebraicManipulatorRust" "work/ex/beta-1.38-1/sources/1.37.0/gh/adamAndMath/AlgebraicManipulatorRust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/adamAndMath/AlgebraicManipulatorRust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/adamAndMath/AlgebraicManipulatorRust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/adamAndMath/AlgebraicManipulatorRust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/adamAndMath/AlgebraicManipulatorRust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 04fd0cd94dd8caa97d6b2b7bb934b768f39b5a66
[INFO] sha for GitHub repo adamAndMath/AlgebraicManipulatorRust: 04fd0cd94dd8caa97d6b2b7bb934b768f39b5a66
[INFO] validating manifest of adamAndMath/AlgebraicManipulatorRust on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of adamAndMath/AlgebraicManipulatorRust on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing adamAndMath/AlgebraicManipulatorRust
[INFO] finished frobbing adamAndMath/AlgebraicManipulatorRust
[INFO] frobbed toml for adamAndMath/AlgebraicManipulatorRust written to work/ex/beta-1.38-1/sources/1.37.0/gh/adamAndMath/AlgebraicManipulatorRust/Cargo.toml
[INFO] started frobbing adamAndMath/AlgebraicManipulatorRust
[INFO] finished frobbing adamAndMath/AlgebraicManipulatorRust
[INFO] frobbed toml for adamAndMath/AlgebraicManipulatorRust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/adamAndMath/AlgebraicManipulatorRust/Cargo.toml
[INFO] crate adamAndMath/AlgebraicManipulatorRust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing adamAndMath/AlgebraicManipulatorRust against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/adamAndMath/AlgebraicManipulatorRust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] de0541d7857fd566de19837a770e0eb58efb38e0e68900e3db3d93d6a56d7126
[INFO] running `"docker" "start" "-a" "de0541d7857fd566de19837a770e0eb58efb38e0e68900e3db3d93d6a56d7126"`
[INFO] [stderr]    Compiling pest v2.0.1
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling pest_meta v2.0.3
[INFO] [stderr]    Compiling pest_generator v2.0.0
[INFO] [stderr]    Compiling pest_derive v2.0.1
[INFO] [stderr]    Compiling algebra v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(range_contains, box_patterns, transpose_result)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/parser.rs:34:40
[INFO] [stderr]    |
[INFO] [stderr] 34 | fn parse<'f, T: Parse<'f>>(pairs: &mut Iterator<Item = Pair<'f>>) -> T {
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Pair<'f>>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/parser.rs:38:44
[INFO] [stderr]    |
[INFO] [stderr] 38 | fn parse_vec<'f, T: Parse<'f>>(pairs: &mut Iterator<Item = Pair<'f>>) -> Vec<T> {
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Pair<'f>>`
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]  --> src/macros/id/ty.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | / macro_rules! type_id {
[INFO] [stderr] 2 | |     ($t:ident) => (TypeID::Gen($t.clone(), vec!()));
[INFO] [stderr] 3 | |     ($t:ident[$($g:tt)*]) => (TypeID::Gen($t.clone(), type_id_vec!($($g)*)));
[INFO] [stderr] 4 | |     (($($p:tt)*)) => (type_id_tuple!($($p)*));
[INFO] [stderr] 5 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]  --> src/macros/id/ty.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | / macro_rules! type_id_vec {
[INFO] [stderr] 8 | |     ($($($t:ident)*$([$($g:tt)*])*$(($($p:tt)*))*),*) => (vec![$(type_id!($($t)*$([$($g)*])*$(($($p)*))*)),*]);
[INFO] [stderr] 9 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/macros/id/ty.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | / macro_rules! type_id_tuple {
[INFO] [stderr] 12 | |     ($($t:ident)*$([$($g:tt)*])*$(($($p:tt)*))*) => (type_id!($($t)*$([$($g)*])*$(($($p)*))*));
[INFO] [stderr] 13 | |     ($($($t:ident)*$([$($g:tt)*])*$(($($p:tt)*))*),*) => (TypeID::Tuple(vec![$(type_id!($($t)*$([$($g)*])*$(($($p)*))*)),*]));
[INFO] [stderr] 14 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]  --> src/macros/id/pattern.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | / macro_rules! pattern_id {
[INFO] [stderr] 2 | |     (+$($t:ident)*$([$($g:tt)*])*$(($($p:tt)*))*) => (PatternID::Var(type_id!($($t)*$([$($g)*])*$(($($p)*))*)));
[INFO] [stderr] 3 | |     ($a:ident) => (PatternID::Atom($a.clone(), vec![]));
[INFO] [stderr] 4 | |     ($a:ident[$($g:tt)*]) => (PatternID::Atom($a.clone(), type_id_vec!($($g)*)));
[INFO] [stderr] ... |
[INFO] [stderr] 7 | |     (($($t:tt)*)) => (pattern_id_tuple!(() $($t)*,));
[INFO] [stderr] 8 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/macros/id/pattern.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / macro_rules! pattern_id_tuple {
[INFO] [stderr] 11 | |     ((pattern_id!($($e:tt)*), )$(,)* ) => (pattern_id!($($e)*));
[INFO] [stderr] 12 | |     (($($v:tt)*), ) => (PatternID::Tuple(vec!($($v)*)));
[INFO] [stderr] 13 | |     (($($v:tt)*) +$($t:ident)*$([$($g:tt)*])*$(($($p:tt)*))*, $($rest:tt)*) => (pattern_id_tuple!(($($v)* pattern_id!(+$($t)*$([$($g)*])*$(($($p)*))*), ) $($rest)*));
[INFO] [stderr] 14 | |     (($($v:tt)*) $($x:ident)*$([$($g:tt)*])*$(($($p:tt)*))*, $($rest:tt)*) => (pattern_id_tuple!(($($v)* pattern_id!($($x)*$([$g])*$(($($p)*))*), ) $($rest)*));
[INFO] [stderr] 15 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]  --> src/macros/id/exp.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | / macro_rules! exp_id {
[INFO] [stderr] 2 | |     ($x:ident) => (ExpID::Var($x, vec![]));
[INFO] [stderr] 3 | |     ($x:ident[$($g:tt)*]) => (ExpID::Var($x, type_id_vec!($($g)*)));
[INFO] [stderr] 4 | |     ($x:ident$([$($g:tt)*])*($($p:tt)*)) => (ExpID::Call(Box::new(exp_id!($x$([$($g)*])*)), Box::new(exp_id_tuple!($($p)*))));
[INFO] [stderr] 5 | |     (($($p:tt)*)) => (exp_id_tuple!($($p)*));
[INFO] [stderr] 6 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/macros/id/exp.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr] 8  | / macro_rules! exp_id_tuple {
[INFO] [stderr] 9  | |     ($($x:ident)*$([$($g:tt)*])*$(($($p:tt)*))*) => (exp_id!($($x)*$([$($g)*])*$(($($p)*))*));
[INFO] [stderr] 10 | |     ($($($x:ident)*$([$($g:tt)*])*$(($($p:tt)*))*),*) => (ExpID::Tuple(vec![$(exp_id!($($x)*$([$($g)*])*$(($($p)*))*)),*]));
[INFO] [stderr] 11 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `algebra`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "de0541d7857fd566de19837a770e0eb58efb38e0e68900e3db3d93d6a56d7126"`
[INFO] running `"docker" "rm" "-f" "de0541d7857fd566de19837a770e0eb58efb38e0e68900e3db3d93d6a56d7126"`
[INFO] [stdout] de0541d7857fd566de19837a770e0eb58efb38e0e68900e3db3d93d6a56d7126