[INFO] crate spinlocks 0.0.1 is already in cache
[INFO] extracting crate spinlocks 0.0.1 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/spinlocks/0.0.1
[INFO] extracting crate spinlocks 0.0.1 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/spinlocks/0.0.1
[INFO] validating manifest of spinlocks-0.0.1 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of spinlocks-0.0.1 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing spinlocks-0.0.1
[INFO] finished frobbing spinlocks-0.0.1
[INFO] frobbed toml for spinlocks-0.0.1 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/spinlocks/0.0.1/Cargo.toml
[INFO] started frobbing spinlocks-0.0.1
[INFO] finished frobbing spinlocks-0.0.1
[INFO] frobbed toml for spinlocks-0.0.1 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/spinlocks/0.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking spinlocks-0.0.1 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-1/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/spinlocks/0.0.1:/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=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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0e5d229d8b0d97185edc9d0455a34b2fee24793142b7f798ed8edb01af2f3d31
[INFO] running `"docker" "start" "-a" "0e5d229d8b0d97185edc9d0455a34b2fee24793142b7f798ed8edb01af2f3d31"`
[INFO] [stderr]     Checking spinlocks v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error: cannot find attribute macro `unsafe_destructor` in this scope
[INFO] [stderr]    --> src/lib.rs:390:3
[INFO] [stderr]     |
[INFO] [stderr] 390 | #[unsafe_destructor]
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute macro `unsafe_destructor` in this scope
[INFO] [stderr]    --> src/lib.rs:429:3
[INFO] [stderr]     |
[INFO] [stderr] 429 | #[unsafe_destructor]
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute macro `unsafe_destructor` in this scope
[INFO] [stderr]    --> src/lib.rs:390:3
[INFO] [stderr]     |
[INFO] [stderr] 390 | #[unsafe_destructor]
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute macro `unsafe_destructor` in this scope
[INFO] [stderr]    --> src/lib.rs:429:3
[INFO] [stderr]     |
[INFO] [stderr] 429 | #[unsafe_destructor]
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute macro `should_fail` in this scope
[INFO] [stderr]   --> src/tests/mod.rs:71:3
[INFO] [stderr]    |
[INFO] [stderr] 71 | #[should_fail]
[INFO] [stderr]    |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `should_panic`
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute macro `unsafe_destructor` in this scope
[INFO] [stderr]   --> src/tests/mod.rs:84:3
[INFO] [stderr]    |
[INFO] [stderr] 84 | #[unsafe_destructor]
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute macro `should_fail` in this scope
[INFO] [stderr]   --> src/tests/mod.rs:93:3
[INFO] [stderr]    |
[INFO] [stderr] 93 | #[should_fail(expected = "child thread None panicked")]
[INFO] [stderr]    |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `should_panic`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `scoped` in module `thread`
[INFO] [stderr]   --> src/tests/mod.rs:98:13
[INFO] [stderr]    |
[INFO] [stderr] 98 |     thread::scoped(|| { let _  = spin.write().unwrap(); }).join();
[INFO] [stderr]    |             ^^^^^^ not found in `thread`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `JoinGuard` in module `thread`
[INFO] [stderr]    --> src/tests/mod.rs:105:35
[INFO] [stderr]     |
[INFO] [stderr] 105 |     let mut workers : Vec<thread::JoinGuard<()>> = Vec::with_capacity(10); 
[INFO] [stderr]     |                                   ^^^^^^^^^ not found in `thread`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `scoped` in module `thread`
[INFO] [stderr]    --> src/tests/mod.rs:107:30
[INFO] [stderr]     |
[INFO] [stderr] 107 |         workers.push(thread::scoped(|| { let data = spin.read().unwrap(); assert_eq!(*data, 255);}) );
[INFO] [stderr]     |                              ^^^^^^ not found in `thread`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `JoinGuard` in module `thread`
[INFO] [stderr]    --> src/tests/mod.rs:117:35
[INFO] [stderr]     |
[INFO] [stderr] 117 |     let mut workers : Vec<thread::JoinGuard<()>> = Vec::with_capacity(10); 
[INFO] [stderr]     |                                   ^^^^^^^^^ not found in `thread`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `scoped` in module `thread`
[INFO] [stderr]    --> src/tests/mod.rs:120:30
[INFO] [stderr]     |
[INFO] [stderr] 120 |         workers.push(thread::scoped(move || { let mut data = spin.write().unwrap(); *data = i ;assert_eq!(*data, i );}) );
[INFO] [stderr]     |                              ^^^^^^ not found in `thread`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` head expression
[INFO] [stderr]    --> src/tests/mod.rs:106:14
[INFO] [stderr]     |
[INFO] [stderr] 106 |     for _ in (0..9) {
[INFO] [stderr]     |              ^^^^^^ help: remove these parentheses
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` head expression
[INFO] [stderr]    --> src/tests/mod.rs:118:14
[INFO] [stderr]     |
[INFO] [stderr] 118 |     for i in (0u32..9) {
[INFO] [stderr]     |              ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `spinlocks`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 10 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0412, E0425.
[INFO] [stderr] For more information about an error, try `rustc --explain E0412`.
[INFO] [stderr] error: Could not compile `spinlocks`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "0e5d229d8b0d97185edc9d0455a34b2fee24793142b7f798ed8edb01af2f3d31"`
[INFO] running `"docker" "rm" "-f" "0e5d229d8b0d97185edc9d0455a34b2fee24793142b7f798ed8edb01af2f3d31"`
[INFO] [stdout] 0e5d229d8b0d97185edc9d0455a34b2fee24793142b7f798ed8edb01af2f3d31