[INFO] fetching crate datatest 0.6.3...
[INFO] testing datatest-0.6.3 against 1.54.0 for beta-1.55-1
[INFO] extracting crate datatest 0.6.3 into /workspace/builds/worker-40/source
[INFO] validating manifest of crates.io crate datatest 0.6.3 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate datatest 0.6.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate datatest 0.6.3
[INFO] tweaked toml for crates.io crate datatest 0.6.3 written to /workspace/builds/worker-40/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da12daec997f45bfbeec0486177c0b7a3fc6b1a3d18ad534a63538b2c5963fe4
[INFO] running `Command { std: "docker" "start" "-a" "da12daec997f45bfbeec0486177c0b7a3fc6b1a3d18ad534a63538b2c5963fe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da12daec997f45bfbeec0486177c0b7a3fc6b1a3d18ad534a63538b2c5963fe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da12daec997f45bfbeec0486177c0b7a3fc6b1a3d18ad534a63538b2c5963fe4", kill_on_drop: false }`
[INFO] [stdout] da12daec997f45bfbeec0486177c0b7a3fc6b1a3d18ad534a63538b2c5963fe4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38fefc20321961954823a9dcb77455a7a391340f3bedb8a153b55d9eaf1d8c9d
[INFO] running `Command { std: "docker" "start" "-a" "38fefc20321961954823a9dcb77455a7a391340f3bedb8a153b55d9eaf1d8c9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling datatest v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling datatest-derive v0.6.3
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling serde_yaml v0.8.17
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(specialization)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(termination_trait_lib)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(specialization)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout]   = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]   = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing fields `compile_fail` and `no_run` in initializer of `TestDesc`
[INFO] [stdout]    --> src/runner.rs:174:23
[INFO] [stdout]     |
[INFO] [stdout] 174 |                 desc: TestDesc {
[INFO] [stdout]     |                       ^^^^^^^^ missing `compile_fail` and `no_run`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing fields `compile_fail` and `no_run` in initializer of `TestDesc`
[INFO] [stdout]    --> src/runner.rs:219:19
[INFO] [stdout]     |
[INFO] [stdout] 219 |             desc: TestDesc {
[INFO] [stdout]     |                   ^^^^^^^^ missing `compile_fail` and `no_run`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `filter` on type `&mut TestOpts`
[INFO] [stdout]    --> src/runner.rs:258:34
[INFO] [stdout]     |
[INFO] [stdout] 258 |     if opts.filter_exact && opts.filter.as_ref().map_or(false, |s| s == real_test_name) {
[INFO] [stdout]     |                                  ^^^^^^ help: a field with a similar name exists: `filters`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `filter` on type `&mut TestOpts`
[INFO] [stdout]    --> src/runner.rs:260:14
[INFO] [stdout]     |
[INFO] [stdout] 260 |         opts.filter = Some(format!("{}::", real_test_name));
[INFO] [stdout]     |              ^^^^^^ help: a field with a similar name exists: `filters`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/runner.rs:282:28
[INFO] [stdout]     |
[INFO] [stdout] 282 |         let previous = reg.compare_and_swap(current, new, Ordering::SeqCst);
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing fields `compile_fail` and `no_run` in initializer of `TestDesc`
[INFO] [stdout]    --> src/runner.rs:379:23
[INFO] [stdout]     |
[INFO] [stdout] 379 |                 desc: TestDesc {
[INFO] [stdout]     |                       ^^^^^^^^ missing `compile_fail` and `no_run`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0063, E0554, E0609.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0063`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `datatest`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "38fefc20321961954823a9dcb77455a7a391340f3bedb8a153b55d9eaf1d8c9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38fefc20321961954823a9dcb77455a7a391340f3bedb8a153b55d9eaf1d8c9d", kill_on_drop: false }`
[INFO] [stdout] 38fefc20321961954823a9dcb77455a7a391340f3bedb8a153b55d9eaf1d8c9d
