[INFO] crate double-checked-cell-async 2.0.2 is already in cache
[INFO] testing double-checked-cell-async-2.0.2 against 1.44.0 for beta-1.45-1
[INFO] extracting crate double-checked-cell-async 2.0.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate double-checked-cell-async 2.0.2 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate double-checked-cell-async 2.0.2
[INFO] finished tweaking crates.io crate double-checked-cell-async 2.0.2
[INFO] tweaked toml for crates.io crate double-checked-cell-async 2.0.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] 751545a899368fd5771576a9e737d000248d02f61436f21bc61ba7dea03f639f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "751545a899368fd5771576a9e737d000248d02f61436f21bc61ba7dea03f639f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.19
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling pin-project v0.4.19
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling double-checked-cell-async v2.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.93s
[INFO] running `"docker" "inspect" "751545a899368fd5771576a9e737d000248d02f61436f21bc61ba7dea03f639f"`
[INFO] running `"docker" "rm" "-f" "751545a899368fd5771576a9e737d000248d02f61436f21bc61ba7dea03f639f"`
[INFO] [stdout] 751545a899368fd5771576a9e737d000248d02f61436f21bc61ba7dea03f639f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a11abce4af103a679de80690959d3261f111cba6e9c1bbef578deb06722b9551
[INFO] running `"docker" "start" "-a" "a11abce4af103a679de80690959d3261f111cba6e9c1bbef578deb06722b9551"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling pin-project-lite v0.1.7
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling tokio v0.2.21
[INFO] [stderr]    Compiling double-checked-cell-async v2.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.59s
[INFO] running `"docker" "inspect" "a11abce4af103a679de80690959d3261f111cba6e9c1bbef578deb06722b9551"`
[INFO] running `"docker" "rm" "-f" "a11abce4af103a679de80690959d3261f111cba6e9c1bbef578deb06722b9551"`
[INFO] [stdout] a11abce4af103a679de80690959d3261f111cba6e9c1bbef578deb06722b9551
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stdout] a04f78fdabae967d0b4ab2745a1cd388824a479ee12c46fef338d74790c201fd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "a04f78fdabae967d0b4ab2745a1cd388824a479ee12c46fef338d74790c201fd"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/double_checked_cell_async-35e75e0fc50be33f
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_drop ... ok
[INFO] [stdout] test tests::test_sync_send ... ok
[INFO] [stdout] test tests::test_threading ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests double-checked-cell-async
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - DoubleCheckedCell<T>::new (line 115) ... FAILED
[INFO] [stdout] test src/lib.rs - DoubleCheckedCell<T>::get_or_try_init (line 202) ... FAILED
[INFO] [stdout] test src/lib.rs -  (line 48) ... FAILED
[INFO] [stdout] test src/lib.rs - DoubleCheckedCell<T>::get_or_init (line 162) ... FAILED
[INFO] [stdout] test src/lib.rs - DoubleCheckedCell<T>::get (line 137) ... FAILED
[INFO] [stdout] test src/lib.rs - DoubleCheckedCell<T>::into_inner (line 278) ... FAILED
[INFO] [stdout] test src/lib.rs -  (line 20) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - DoubleCheckedCell<T>::new (line 115) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `double_checked_cell`
[INFO] [stdout]  --> src/lib.rs:118:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use double_checked_cell::DoubleCheckedCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^ use of undeclared type or module `double_checked_cell`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - DoubleCheckedCell<T>::get_or_try_init (line 202) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `double_checked_cell`
[INFO] [stdout]  --> src/lib.rs:205:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use double_checked_cell::DoubleCheckedCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^ use of undeclared type or module `double_checked_cell`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs -  (line 48) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `double_checked_cell`
[INFO] [stdout]  --> src/lib.rs:53:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use double_checked_cell::DoubleCheckedCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^ use of undeclared type or module `double_checked_cell`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - DoubleCheckedCell<T>::get_or_init (line 162) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `double_checked_cell`
[INFO] [stdout]  --> src/lib.rs:165:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use double_checked_cell::DoubleCheckedCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^ use of undeclared type or module `double_checked_cell`
[INFO] [stdout] 
[INFO] [stdout] error[E0698]: type inside `async` block must be known in this context
[INFO] [stdout]   --> src/lib.rs:171:36
[INFO] [stdout]    |
[INFO] [stdout] 10 | let value = cell.get_or_init(async { 1 + 2 }).await;
[INFO] [stdout]    |                                    ^^^^^^^^^ cannot infer type for type `{integer}`
[INFO] [stdout]    |
[INFO] [stdout] note: the type is part of the `async` block because of this `await`
[INFO] [stdout]   --> src/lib.rs:171:13
[INFO] [stdout]    |
[INFO] [stdout] 10 | let value = cell.get_or_init(async { 1 + 2 }).await;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0698]: type inside `async` block must be known in this context
[INFO] [stdout]   --> src/lib.rs:171:30
[INFO] [stdout]    |
[INFO] [stdout] 10 | let value = cell.get_or_init(async { 1 + 2 }).await;
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^ cannot infer type for type `{integer}`
[INFO] [stdout]    |
[INFO] [stdout] note: the type is part of the `async` block because of this `await`
[INFO] [stdout]   --> src/lib.rs:171:13
[INFO] [stdout]    |
[INFO] [stdout] 10 | let value = cell.get_or_init(async { 1 + 2 }).await;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0698]: type inside `async` block must be known in this context
[INFO] [stdout]   --> src/lib.rs:175:36
[INFO] [stdout]    |
[INFO] [stdout] 14 | let value = cell.get_or_init(async { 42 }).await;
[INFO] [stdout]    |                                    ^^^^^^ cannot infer type for type `{integer}`
[INFO] [stdout]    |
[INFO] [stdout] note: the type is part of the `async` block because of this `await`
[INFO] [stdout]   --> src/lib.rs:175:13
[INFO] [stdout]    |
[INFO] [stdout] 14 | let value = cell.get_or_init(async { 42 }).await;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0698]: type inside `async` block must be known in this context
[INFO] [stdout]   --> src/lib.rs:175:30
[INFO] [stdout]    |
[INFO] [stdout] 14 | let value = cell.get_or_init(async { 42 }).await;
[INFO] [stdout]    |                              ^^^^^^^^^^^^ cannot infer type for type `{integer}`
[INFO] [stdout]    |
[INFO] [stdout] note: the type is part of the `async` block because of this `await`
[INFO] [stdout]   --> src/lib.rs:175:13
[INFO] [stdout]    |
[INFO] [stdout] 14 | let value = cell.get_or_init(async { 42 }).await;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0698.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - DoubleCheckedCell<T>::get (line 137) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `double_checked_cell`
[INFO] [stdout]  --> src/lib.rs:140:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use double_checked_cell::DoubleCheckedCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^ use of undeclared type or module `double_checked_cell`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - DoubleCheckedCell<T>::into_inner (line 278) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `double_checked_cell`
[INFO] [stdout]  --> src/lib.rs:281:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use double_checked_cell::DoubleCheckedCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^ use of undeclared type or module `double_checked_cell`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs -  (line 20) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `double_checked_cell`
[INFO] [stdout]  --> src/lib.rs:23:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use double_checked_cell::DoubleCheckedCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^ use of undeclared type or module `double_checked_cell`
[INFO] [stdout] 
[INFO] [stdout] error[E0698]: type inside `async` block must be known in this context
[INFO] [stdout]   --> src/lib.rs:32:36
[INFO] [stdout]    |
[INFO] [stdout] 13 | let value = cell.get_or_init(async { 21 + 21 }).await;
[INFO] [stdout]    |                                    ^^^^^^^^^^^ cannot infer type for type `{integer}`
[INFO] [stdout]    |
[INFO] [stdout] note: the type is part of the `async` block because of this `await`
[INFO] [stdout]   --> src/lib.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 13 | let value = cell.get_or_init(async { 21 + 21 }).await;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0698]: type inside `async` block must be known in this context
[INFO] [stdout]   --> src/lib.rs:32:30
[INFO] [stdout]    |
[INFO] [stdout] 13 | let value = cell.get_or_init(async { 21 + 21 }).await;
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^ cannot infer type for type `{integer}`
[INFO] [stdout]    |
[INFO] [stdout] note: the type is part of the `async` block because of this `await`
[INFO] [stdout]   --> src/lib.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 13 | let value = cell.get_or_init(async { 21 + 21 }).await;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0698.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs -  (line 20)
[INFO] [stdout]     src/lib.rs -  (line 48)
[INFO] [stdout]     src/lib.rs - DoubleCheckedCell<T>::get (line 137)
[INFO] [stdout]     src/lib.rs - DoubleCheckedCell<T>::get_or_init (line 162)
[INFO] [stdout]     src/lib.rs - DoubleCheckedCell<T>::get_or_try_init (line 202)
[INFO] [stdout]     src/lib.rs - DoubleCheckedCell<T>::into_inner (line 278)
[INFO] [stdout]     src/lib.rs - DoubleCheckedCell<T>::new (line 115)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 7 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "a04f78fdabae967d0b4ab2745a1cd388824a479ee12c46fef338d74790c201fd"`
[INFO] running `"docker" "rm" "-f" "a04f78fdabae967d0b4ab2745a1cd388824a479ee12c46fef338d74790c201fd"`
[INFO] [stdout] a04f78fdabae967d0b4ab2745a1cd388824a479ee12c46fef338d74790c201fd