[INFO] updating cached repository nrc/clyde
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nrc/clyde
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nrc/clyde" "work/ex/beta-1.38-1/sources/1.37.0/gh/nrc/clyde"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/nrc/clyde'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nrc/clyde" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nrc/clyde"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nrc/clyde'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6b84249cc80f7e1691272d8d528d46d2bada2784
[INFO] sha for GitHub repo nrc/clyde: 6b84249cc80f7e1691272d8d528d46d2bada2784
[INFO] validating manifest of nrc/clyde 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 nrc/clyde 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 nrc/clyde
[INFO] finished frobbing nrc/clyde
[INFO] frobbed toml for nrc/clyde written to work/ex/beta-1.38-1/sources/1.37.0/gh/nrc/clyde/Cargo.toml
[INFO] started frobbing nrc/clyde
[INFO] finished frobbing nrc/clyde
[INFO] frobbed toml for nrc/clyde written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nrc/clyde/Cargo.toml
[INFO] crate nrc/clyde 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 nrc/clyde 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-0/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/nrc/clyde:/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] c22cda356267c93ace528ede7e9e64882afcabc00c43aa2e8ceb03d9af184747
[INFO] running `"docker" "start" "-a" "c22cda356267c93ace528ede7e9e64882afcabc00c43aa2e8ceb03d9af184747"`
[INFO] [stderr]    Compiling derive-new v0.5.7
[INFO] [stderr]    Compiling clyde v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/front/mod.rs:64:13
[INFO] [stderr]    |
[INFO] [stderr] 64 |             _ => unimplemented!(),
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/front/mod.rs:74:13
[INFO] [stderr]    |
[INFO] [stderr] 74 |             _ => unimplemented!(),
[INFO] [stderr]    |             ^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id`
[INFO] [stderr]    --> src/env/repl.rs:104:34
[INFO] [stderr]     |
[INFO] [stderr] 104 |     fn lookup_numeric_var(&self, id: isize) -> Result<front::Value, front::Error> {
[INFO] [stderr]     |                                  ^^ help: consider prefixing with an underscore: `_id`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `q`
[INFO] [stderr]    --> src/front/function.rs:101:30
[INFO] [stderr]     |
[INFO] [stderr] 101 |             ValueKind::Query(q) => unimplemented!(),
[INFO] [stderr]     |                              ^ help: consider prefixing with an underscore: `_q`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `config`
[INFO] [stderr]   --> src/env/repl.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     config: Config,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Other`
[INFO] [stderr]   --> src/file_system/mod.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     Other(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/front/data.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn new(name: &str) -> MetaVar {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `number`
[INFO] [stderr]   --> src/front/data.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn number(n: usize) -> Value {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Query`
[INFO] [stderr]   --> src/front/data.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     Query(Box<Type>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Number`
[INFO] [stderr]   --> src/front/data.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     Number,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Set`
[INFO] [stderr]   --> src/front/data.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     Set(Box<Type>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Number`
[INFO] [stderr]   --> src/front/data.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 |     Number(usize),
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Set`
[INFO] [stderr]   --> src/front/data.rs:79:5
[INFO] [stderr]    |
[INFO] [stderr] 79 |     Set(Vec<Value>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Query`
[INFO] [stderr]   --> src/front/data.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 82 |     Query(Query),
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Span`
[INFO] [stderr]    --> src/front/data.rs:166:5
[INFO] [stderr]     |
[INFO] [stderr] 166 |     Span(Span),
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Exactly`
[INFO] [stderr]  --> src/front/function.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     Exactly(usize),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `AtLeast`
[INFO] [stderr]   --> src/front/function.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     AtLeast(usize),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `result`
[INFO] [stderr]    --> src/front/mod.rs:136:5
[INFO] [stderr]     |
[INFO] [stderr] 136 |     result: Value,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `assert_ident`
[INFO] [stderr]    --> src/parse/parser.rs:224:5
[INFO] [stderr]     |
[INFO] [stderr] 224 |     fn assert_ident(&mut self, s: &str) -> Result<(), Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `PlusEq`
[INFO] [stderr]   --> src/parse/tokens.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     PlusEq,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ArrowLeft`
[INFO] [stderr]   --> src/parse/tokens.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     ArrowLeft,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Other`
[INFO] [stderr]   --> src/parse/mod.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Other(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.19s
[INFO] running `"docker" "inspect" "c22cda356267c93ace528ede7e9e64882afcabc00c43aa2e8ceb03d9af184747"`
[INFO] running `"docker" "rm" "-f" "c22cda356267c93ace528ede7e9e64882afcabc00c43aa2e8ceb03d9af184747"`
[INFO] [stdout] c22cda356267c93ace528ede7e9e64882afcabc00c43aa2e8ceb03d9af184747
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/nrc/clyde:/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" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4f6b475150974619365c02c6b55908e8dc1aaad5e5b63120e8e1d9be04917bba
[INFO] running `"docker" "start" "-a" "4f6b475150974619365c02c6b55908e8dc1aaad5e5b63120e8e1d9be04917bba"`
[INFO] [stderr]    Compiling clyde v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/front/mod.rs:232:25
[INFO] [stderr]     |
[INFO] [stderr] 232 |             .lookup_var(ast::MetaVarKind::Named(builder::ident("foo")))
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         expected reference, found enum `parse::ast::MetaVarKind`
[INFO] [stderr]     |                         help: consider borrowing here: `&ast::MetaVarKind::Named(builder::ident("foo"))`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `&parse::ast::MetaVarKind`
[INFO] [stderr]                found type `parse::ast::MetaVarKind`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/front/mod.rs:240:25
[INFO] [stderr]     |
[INFO] [stderr] 240 |             .lookup_var(ast::MetaVarKind::Named(builder::ident("foo")))
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         expected reference, found enum `parse::ast::MetaVarKind`
[INFO] [stderr]     |                         help: consider borrowing here: `&ast::MetaVarKind::Named(builder::ident("foo"))`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `&parse::ast::MetaVarKind`
[INFO] [stderr]                found type `parse::ast::MetaVarKind`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `clyde`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4f6b475150974619365c02c6b55908e8dc1aaad5e5b63120e8e1d9be04917bba"`
[INFO] running `"docker" "rm" "-f" "4f6b475150974619365c02c6b55908e8dc1aaad5e5b63120e8e1d9be04917bba"`
[INFO] [stdout] 4f6b475150974619365c02c6b55908e8dc1aaad5e5b63120e8e1d9be04917bba