[INFO] fetching crate next-gen 0.1.1...
[INFO] testing next-gen-0.1.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate next-gen 0.1.1 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate next-gen 0.1.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-20/source/.cargo/config
[INFO] removed /workspace/builds/worker-20/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate next-gen 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate next-gen 0.1.1
[INFO] tweaked toml for crates.io crate next-gen 0.1.1 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate crates.io crate next-gen 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e178fd8fbbac5110a2e3e96c5d3a1e5c8a876cef479c9d274478cacab310c67
[INFO] running `Command { std: "docker" "start" "-a" "9e178fd8fbbac5110a2e3e96c5d3a1e5c8a876cef479c9d274478cacab310c67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e178fd8fbbac5110a2e3e96c5d3a1e5c8a876cef479c9d274478cacab310c67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e178fd8fbbac5110a2e3e96c5d3a1e5c8a876cef479c9d274478cacab310c67", kill_on_drop: false }`
[INFO] [stdout] 9e178fd8fbbac5110a2e3e96c5d3a1e5c8a876cef479c9d274478cacab310c67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c480c91fc0eee9fcdb1202a997ab709075323b2d152b35f07d7ba35f41d7e77
[INFO] running `Command { std: "docker" "start" "-a" "9c480c91fc0eee9fcdb1202a997ab709075323b2d152b35f07d7ba35f41d7e77", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling unwind_safe v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling next-gen-proc_macros v0.1.1
[INFO] [stderr]    Compiling next-gen v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.34s
[INFO] running `Command { std: "docker" "inspect" "9c480c91fc0eee9fcdb1202a997ab709075323b2d152b35f07d7ba35f41d7e77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c480c91fc0eee9fcdb1202a997ab709075323b2d152b35f07d7ba35f41d7e77", kill_on_drop: false }`
[INFO] [stdout] 9c480c91fc0eee9fcdb1202a997ab709075323b2d152b35f07d7ba35f41d7e77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e6cd78a1ac84663a3bbde3279739bb369ba72756bb656e1be0a113243e601fa
[INFO] running `Command { std: "docker" "start" "-a" "8e6cd78a1ac84663a3bbde3279739bb369ba72756bb656e1be0a113243e601fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling next-gen v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/public_macros.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 | /             /// # Safety
[INFO] [stdout] 31 | |             ///
[INFO] [stdout] 32 | |             ///   - This is pin_utils' `pin_mut!` macro: the shadowing ensures
[INFO] [stdout] 33 | |             ///     there is no longer access to the original stack variable,
[INFO] [stdout] 34 | |             ///     which is thus impossible to move or forget.
[INFO] [stdout]    | |_______________________________________________________________^
[INFO] [stdout] 35 |               extern {}
[INFO] [stdout]    |               --------- rustdoc does not generate documentation for extern block
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/tests.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |       mk_gen!(let generator = generator());
[INFO] [stdout]    |       ------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: this warning originates in the macro `$crate::stack_pinned` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/public_macros.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 | /             /// # Safety
[INFO] [stdout] 31 | |             ///
[INFO] [stdout] 32 | |             ///   - This is pin_utils' `pin_mut!` macro: the shadowing ensures
[INFO] [stdout] 33 | |             ///     there is no longer access to the original stack variable,
[INFO] [stdout] 34 | |             ///     which is thus impossible to move or forget.
[INFO] [stdout]    | |_______________________________________________________________^
[INFO] [stdout] 35 |               extern {}
[INFO] [stdout]    |               --------- rustdoc does not generate documentation for extern block
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/tests.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |       mk_gen!(let mut generator = generator());
[INFO] [stdout]    |       ---------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: this warning originates in the macro `$crate::stack_pinned` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/public_macros.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 | /             /// # Safety
[INFO] [stdout] 31 | |             ///
[INFO] [stdout] 32 | |             ///   - This is pin_utils' `pin_mut!` macro: the shadowing ensures
[INFO] [stdout] 33 | |             ///     there is no longer access to the original stack variable,
[INFO] [stdout] 34 | |             ///     which is thus impossible to move or forget.
[INFO] [stdout]    | |_______________________________________________________________^
[INFO] [stdout] 35 |               extern {}
[INFO] [stdout]    |               --------- rustdoc does not generate documentation for extern block
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/tests.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |       mk_gen!(let generator = range(2, 8));
[INFO] [stdout]    |       ------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: this warning originates in the macro `$crate::stack_pinned` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/public_macros.rs:30:13
[INFO] [stdout]     |
[INFO] [stdout] 30  | /             /// # Safety
[INFO] [stdout] 31  | |             ///
[INFO] [stdout] 32  | |             ///   - This is pin_utils' `pin_mut!` macro: the shadowing ensures
[INFO] [stdout] 33  | |             ///     there is no longer access to the original stack variable,
[INFO] [stdout] 34  | |             ///     which is thus impossible to move or forget.
[INFO] [stdout]     | |_______________________________________________________________^
[INFO] [stdout] 35  |               extern {}
[INFO] [stdout]     |               --------- rustdoc does not generate documentation for extern block
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/tests.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |           mk_gen!(let mut generator = generator());
[INFO] [stdout]     |           ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: this warning originates in the macro `$crate::stack_pinned` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/public_macros.rs:30:13
[INFO] [stdout]     |
[INFO] [stdout] 30  | /             /// # Safety
[INFO] [stdout] 31  | |             ///
[INFO] [stdout] 32  | |             ///   - This is pin_utils' `pin_mut!` macro: the shadowing ensures
[INFO] [stdout] 33  | |             ///     there is no longer access to the original stack variable,
[INFO] [stdout] 34  | |             ///     which is thus impossible to move or forget.
[INFO] [stdout]     | |_______________________________________________________________^
[INFO] [stdout] 35  |               extern {}
[INFO] [stdout]     |               --------- rustdoc does not generate documentation for extern block
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/tests.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |           mk_gen!(let generator = range(2, 8));
[INFO] [stdout]     |           ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: this warning originates in the macro `$crate::stack_pinned` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/public_macros.rs:30:13
[INFO] [stdout]     |
[INFO] [stdout] 30  | /             /// # Safety
[INFO] [stdout] 31  | |             ///
[INFO] [stdout] 32  | |             ///   - This is pin_utils' `pin_mut!` macro: the shadowing ensures
[INFO] [stdout] 33  | |             ///     there is no longer access to the original stack variable,
[INFO] [stdout] 34  | |             ///     which is thus impossible to move or forget.
[INFO] [stdout]     | |_______________________________________________________________^
[INFO] [stdout] 35  |               extern {}
[INFO] [stdout]     |               --------- rustdoc does not generate documentation for extern block
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/tests.rs:169:19
[INFO] [stdout]     |
[INFO] [stdout] 169 |           let ret = gen_iter!(
[INFO] [stdout]     |  ___________________-
[INFO] [stdout] 170 | |             for question in answer() {
[INFO] [stdout] 171 | |                 assert_eq!(
[INFO] [stdout] 172 | |                     question,
[INFO] [stdout] ...   |
[INFO] [stdout] 175 | |             }
[INFO] [stdout] 176 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: this warning originates in the macro `$crate::stack_pinned` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/public_macros.rs:30:13
[INFO] [stdout]     |
[INFO] [stdout] 30  | /             /// # Safety
[INFO] [stdout] 31  | |             ///
[INFO] [stdout] 32  | |             ///   - This is pin_utils' `pin_mut!` macro: the shadowing ensures
[INFO] [stdout] 33  | |             ///     there is no longer access to the original stack variable,
[INFO] [stdout] 34  | |             ///     which is thus impossible to move or forget.
[INFO] [stdout]     | |_______________________________________________________________^
[INFO] [stdout] 35  |               extern {}
[INFO] [stdout]     |               --------- rustdoc does not generate documentation for extern block
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/tests.rs:221:13
[INFO] [stdout]     |
[INFO] [stdout] 221 |               mk_gen!(let iterator = range(2, 7));
[INFO] [stdout]     |               ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: this warning originates in the macro `$crate::stack_pinned` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/public_macros.rs:30:13
[INFO] [stdout]     |
[INFO] [stdout] 30  | /             /// # Safety
[INFO] [stdout] 31  | |             ///
[INFO] [stdout] 32  | |             ///   - This is pin_utils' `pin_mut!` macro: the shadowing ensures
[INFO] [stdout] 33  | |             ///     there is no longer access to the original stack variable,
[INFO] [stdout] 34  | |             ///     which is thus impossible to move or forget.
[INFO] [stdout]     | |_______________________________________________________________^
[INFO] [stdout] 35  |               extern {}
[INFO] [stdout]     |               --------- rustdoc does not generate documentation for extern block
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/tests.rs:222:13
[INFO] [stdout]     |
[INFO] [stdout] 222 |               mk_gen!(let iterator = filter(|x| x % 2 == 0, iterator));
[INFO] [stdout]     |               -------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: this warning originates in the macro `$crate::stack_pinned` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/public_macros.rs:30:13
[INFO] [stdout]     |
[INFO] [stdout] 30  | /             /// # Safety
[INFO] [stdout] 31  | |             ///
[INFO] [stdout] 32  | |             ///   - This is pin_utils' `pin_mut!` macro: the shadowing ensures
[INFO] [stdout] 33  | |             ///     there is no longer access to the original stack variable,
[INFO] [stdout] 34  | |             ///     which is thus impossible to move or forget.
[INFO] [stdout]     | |_______________________________________________________________^
[INFO] [stdout] 35  |               extern {}
[INFO] [stdout]     |               --------- rustdoc does not generate documentation for extern block
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/tests.rs:233:13
[INFO] [stdout]     |
[INFO] [stdout] 233 |               mk_gen!(let iterator = range(2, 7));
[INFO] [stdout]     |               ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: this warning originates in the macro `$crate::stack_pinned` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/public_macros.rs:30:13
[INFO] [stdout]     |
[INFO] [stdout] 30  | /             /// # Safety
[INFO] [stdout] 31  | |             ///
[INFO] [stdout] 32  | |             ///   - This is pin_utils' `pin_mut!` macro: the shadowing ensures
[INFO] [stdout] 33  | |             ///     there is no longer access to the original stack variable,
[INFO] [stdout] 34  | |             ///     which is thus impossible to move or forget.
[INFO] [stdout]     | |_______________________________________________________________^
[INFO] [stdout] 35  |               extern {}
[INFO] [stdout]     |               --------- rustdoc does not generate documentation for extern block
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/tests.rs:234:13
[INFO] [stdout]     |
[INFO] [stdout] 234 |               mk_gen!(let iterator = filter(|x| x % 2 == 0, iterator));
[INFO] [stdout]     |               -------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: this warning originates in the macro `$crate::stack_pinned` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/public_macros.rs:30:13
[INFO] [stdout]     |
[INFO] [stdout] 30  | /             /// # Safety
[INFO] [stdout] 31  | |             ///
[INFO] [stdout] 32  | |             ///   - This is pin_utils' `pin_mut!` macro: the shadowing ensures
[INFO] [stdout] 33  | |             ///     there is no longer access to the original stack variable,
[INFO] [stdout] 34  | |             ///     which is thus impossible to move or forget.
[INFO] [stdout]     | |_______________________________________________________________^
[INFO] [stdout] 35  |               extern {}
[INFO] [stdout]     |               --------- rustdoc does not generate documentation for extern block
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/tests.rs:235:13
[INFO] [stdout]     |
[INFO] [stdout] 235 |               mk_gen!(let iterator = map(|x| x * x, iterator));
[INFO] [stdout]     |               ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: this warning originates in the macro `$crate::stack_pinned` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/next_gen-50dbece58dafa48b)
[INFO] [stderr]   Executable tests/recursion.rs (/opt/rustwide/target/debug/deps/recursion-ceeef54f8344d2da)
[INFO] running `Command { std: "docker" "inspect" "8e6cd78a1ac84663a3bbde3279739bb369ba72756bb656e1be0a113243e601fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e6cd78a1ac84663a3bbde3279739bb369ba72756bb656e1be0a113243e601fa", kill_on_drop: false }`
[INFO] [stdout] 8e6cd78a1ac84663a3bbde3279739bb369ba72756bb656e1be0a113243e601fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 763826cf11546ff03bb43655293adbba5b493ef5af4ee426193dde2d5674cd15
[INFO] running `Command { std: "docker" "start" "-a" "763826cf11546ff03bb43655293adbba5b493ef5af4ee426193dde2d5674cd15", kill_on_drop: false }`
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/public_macros.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 | /             /// # Safety
[INFO] [stderr] 31 | |             ///
[INFO] [stderr] 32 | |             ///   - This is pin_utils' `pin_mut!` macro: the shadowing ensures
[INFO] [stderr] 33 | |             ///     there is no longer access to the original stack variable,
[INFO] [stderr] 34 | |             ///     which is thus impossible to move or forget.
[INFO] [stderr]    | |_______________________________________________________________^
[INFO] [stderr] 35 |               extern {}
[INFO] [stderr]    |               --------- rustdoc does not generate documentation for extern block
[INFO] [stderr]    |
[INFO] [stderr]   ::: src/tests.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |       mk_gen!(let generator = generator());
[INFO] [stderr]    |       ------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: use `//` for a plain comment
[INFO] [stderr]    = note: this warning originates in the macro `$crate::stack_pinned` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/public_macros.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 | /             /// # Safety
[INFO] [stderr] 31 | |             ///
[INFO] [stderr] 32 | |             ///   - This is pin_utils' `pin_mut!` macro: the shadowing ensures
[INFO] [stderr] 33 | |             ///     there is no longer access to the original stack variable,
[INFO] [stderr] 34 | |             ///     which is thus impossible to move or forget.
[INFO] [stderr]    | |_______________________________________________________________^
[INFO] [stderr] 35 |               extern {}
[INFO] [stderr]    |               --------- rustdoc does not generate documentation for extern block
[INFO] [stderr]    |
[INFO] [stderr]   ::: src/tests.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |       mk_gen!(let mut generator = generator());
[INFO] [stderr]    |       ---------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: use `//` for a plain comment
[INFO] [stderr]    = note: this warning originates in the macro `$crate::stack_pinned` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/public_macros.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 | /             /// # Safety
[INFO] [stderr] 31 | |             ///
[INFO] [stderr] 32 | |             ///   - This is pin_utils' `pin_mut!` macro: the shadowing ensures
[INFO] [stderr] 33 | |             ///     there is no longer access to the original stack variable,
[INFO] [stderr] 34 | |             ///     which is thus impossible to move or forget.
[INFO] [stderr]    | |_______________________________________________________________^
[INFO] [stderr] 35 |               extern {}
[INFO] [stderr]    |               --------- rustdoc does not generate documentation for extern block
[INFO] [stderr]    |
[INFO] [stderr]   ::: src/tests.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |       mk_gen!(let generator = range(2, 8));
[INFO] [stderr]    |       ------------------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: use `//` for a plain comment
[INFO] [stderr]    = note: this warning originates in the macro `$crate::stack_pinned` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/public_macros.rs:30:13
[INFO] [stderr]     |
[INFO] [stderr] 30  | /             /// # Safety
[INFO] [stderr] 31  | |             ///
[INFO] [stderr] 32  | |             ///   - This is pin_utils' `pin_mut!` macro: the shadowing ensures
[INFO] [stderr] 33  | |             ///     there is no longer access to the original stack variable,
[INFO] [stderr] 34  | |             ///     which is thus impossible to move or forget.
[INFO] [stderr]     | |_______________________________________________________________^
[INFO] [stderr] 35  |               extern {}
[INFO] [stderr]     |               --------- rustdoc does not generate documentation for extern block
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/tests.rs:117:9
[INFO] [stderr]     |
[INFO] [stderr] 117 |           mk_gen!(let mut generator = generator());
[INFO] [stderr]     |           ---------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr]     = note: this warning originates in the macro `$crate::stack_pinned` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/public_macros.rs:30:13
[INFO] [stderr]     |
[INFO] [stderr] 30  | /             /// # Safety
[INFO] [stderr] 31  | |             ///
[INFO] [stderr] 32  | |             ///   - This is pin_utils' `pin_mut!` macro: the shadowing ensures
[INFO] [stderr] 33  | |             ///     there is no longer access to the original stack variable,
[INFO] [stderr] 34  | |             ///     which is thus impossible to move or forget.
[INFO] [stderr]     | |_______________________________________________________________^
[INFO] [stderr] 35  |               extern {}
[INFO] [stderr]     |               --------- rustdoc does not generate documentation for extern block
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/tests.rs:148:9
[INFO] [stderr]     |
[INFO] [stderr] 148 |           mk_gen!(let generator = range(2, 8));
[INFO] [stderr]     |           ------------------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr]     = note: this warning originates in the macro `$crate::stack_pinned` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/public_macros.rs:30:13
[INFO] [stderr]     |
[INFO] [stderr] 30  | /             /// # Safety
[INFO] [stderr] 31  | |             ///
[INFO] [stderr] 32  | |             ///   - This is pin_utils' `pin_mut!` macro: the shadowing ensures
[INFO] [stderr] 33  | |             ///     there is no longer access to the original stack variable,
[INFO] [stderr] 34  | |             ///     which is thus impossible to move or forget.
[INFO] [stderr]     | |_______________________________________________________________^
[INFO] [stderr] 35  |               extern {}
[INFO] [stderr]     |               --------- rustdoc does not generate documentation for extern block
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/tests.rs:169:19
[INFO] [stderr]     |
[INFO] [stderr] 169 |           let ret = gen_iter!(
[INFO] [stderr]     |  ___________________-
[INFO] [stderr] 170 | |             for question in answer() {
[INFO] [stderr] 171 | |                 assert_eq!(
[INFO] [stderr] 172 | |                     question,
[INFO] [stderr] ...   |
[INFO] [stderr] 175 | |             }
[INFO] [stderr] 176 | |         );
[INFO] [stderr]     | |_________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr]     = note: this warning originates in the macro `$crate::stack_pinned` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/public_macros.rs:30:13
[INFO] [stderr]     |
[INFO] [stderr] 30  | /             /// # Safety
[INFO] [stderr] 31  | |             ///
[INFO] [stderr] 32  | |             ///   - This is pin_utils' `pin_mut!` macro: the shadowing ensures
[INFO] [stderr] 33  | |             ///     there is no longer access to the original stack variable,
[INFO] [stderr] 34  | |             ///     which is thus impossible to move or forget.
[INFO] [stderr]     | |_______________________________________________________________^
[INFO] [stderr] 35  |               extern {}
[INFO] [stderr]     |               --------- rustdoc does not generate documentation for extern block
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/tests.rs:221:13
[INFO] [stderr]     |
[INFO] [stderr] 221 |               mk_gen!(let iterator = range(2, 7));
[INFO] [stderr]     |               ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr]     = note: this warning originates in the macro `$crate::stack_pinned` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/public_macros.rs:30:13
[INFO] [stderr]     |
[INFO] [stderr] 30  | /             /// # Safety
[INFO] [stderr] 31  | |             ///
[INFO] [stderr] 32  | |             ///   - This is pin_utils' `pin_mut!` macro: the shadowing ensures
[INFO] [stderr] 33  | |             ///     there is no longer access to the original stack variable,
[INFO] [stderr] 34  | |             ///     which is thus impossible to move or forget.
[INFO] [stderr]     | |_______________________________________________________________^
[INFO] [stderr] 35  |               extern {}
[INFO] [stderr]     |               --------- rustdoc does not generate documentation for extern block
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/tests.rs:222:13
[INFO] [stderr]     |
[INFO] [stderr] 222 |               mk_gen!(let iterator = filter(|x| x % 2 == 0, iterator));
[INFO] [stderr]     |               -------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr]     = note: this warning originates in the macro `$crate::stack_pinned` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/public_macros.rs:30:13
[INFO] [stderr]     |
[INFO] [stderr] 30  | /             /// # Safety
[INFO] [stderr] 31  | |             ///
[INFO] [stderr] 32  | |             ///   - This is pin_utils' `pin_mut!` macro: the shadowing ensures
[INFO] [stderr] 33  | |             ///     there is no longer access to the original stack variable,
[INFO] [stderr] 34  | |             ///     which is thus impossible to move or forget.
[INFO] [stderr]     | |_______________________________________________________________^
[INFO] [stderr] 35  |               extern {}
[INFO] [stderr]     |               --------- rustdoc does not generate documentation for extern block
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/tests.rs:233:13
[INFO] [stderr]     |
[INFO] [stderr] 233 |               mk_gen!(let iterator = range(2, 7));
[INFO] [stderr]     |               ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr]     = note: this warning originates in the macro `$crate::stack_pinned` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/public_macros.rs:30:13
[INFO] [stderr]     |
[INFO] [stderr] 30  | /             /// # Safety
[INFO] [stderr] 31  | |             ///
[INFO] [stderr] 32  | |             ///   - This is pin_utils' `pin_mut!` macro: the shadowing ensures
[INFO] [stderr] 33  | |             ///     there is no longer access to the original stack variable,
[INFO] [stderr] 34  | |             ///     which is thus impossible to move or forget.
[INFO] [stderr]     | |_______________________________________________________________^
[INFO] [stderr] 35  |               extern {}
[INFO] [stderr]     |               --------- rustdoc does not generate documentation for extern block
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/tests.rs:234:13
[INFO] [stderr]     |
[INFO] [stderr] 234 |               mk_gen!(let iterator = filter(|x| x % 2 == 0, iterator));
[INFO] [stderr]     |               -------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr]     = note: this warning originates in the macro `$crate::stack_pinned` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/public_macros.rs:30:13
[INFO] [stderr]     |
[INFO] [stderr] 30  | /             /// # Safety
[INFO] [stderr] 31  | |             ///
[INFO] [stderr] 32  | |             ///   - This is pin_utils' `pin_mut!` macro: the shadowing ensures
[INFO] [stderr] 33  | |             ///     there is no longer access to the original stack variable,
[INFO] [stderr] 34  | |             ///     which is thus impossible to move or forget.
[INFO] [stderr]     | |_______________________________________________________________^
[INFO] [stderr] 35  |               extern {}
[INFO] [stderr]     |               --------- rustdoc does not generate documentation for extern block
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/tests.rs:235:13
[INFO] [stderr]     |
[INFO] [stderr] 235 |               mk_gen!(let iterator = map(|x| x * x, iterator));
[INFO] [stderr]     |               ------------------------------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr]     = note: this warning originates in the macro `$crate::stack_pinned` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `next-gen` (lib test) generated 11 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/next_gen-50dbece58dafa48b)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::basic ... ok
[INFO] [stdout] test tests::proc_macros::adaptors::filter_map_range ... ok
[INFO] [stdout] test tests::proc_macros::adaptors::filter_range ... ok
[INFO] [stdout] test tests::proc_macros::gen_iter ... ok
[INFO] [stdout] test tests::proc_macros::range ... ok
[INFO] [stdout] test tests::proc_macros::resume_args ... ok
[INFO] [stdout] test tests::proc_macros::return_iterator_with_concrete_dyn_type ... ok
[INFO] [stdout] test tests::resume_args ... ok
[INFO] [stdout] test tests::range ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/recursion.rs (/opt/rustwide/target/debug/deps/recursion-ceeef54f8344d2da)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test naive_stack_state ... ignored
[INFO] [stdout] test auto_heap_state ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests next-gen
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test src/generator_fn.rs - generator_fn::internals::YieldSlot (line 22) - compile ... ok
[INFO] [stdout] test src/generator.rs - generator::Generator (line 52) ... ok
[INFO] [stdout] test src/generator_fn/call_boxed.rs - generator_fn::call_boxed::CallBoxed (line 7) ... ok
[INFO] [stdout] test src/generator.rs - generator::GeneratorExt::gen_into_iter (line 350) ... ok
[INFO] [stdout] test src/generator.rs - generator::GeneratorExt::resume_unpin (line 284) ... ok
[INFO] [stdout] test src/generator.rs - generator::Generator (line 14) ... ok
[INFO] [stdout] test src/generator_fn/call_boxed.rs - generator_fn::call_boxed::CallBoxed (line 15) ... ok
[INFO] [stdout] test src/generator_fn.rs - generator_fn::GeneratorFn (line 222) ... ok
[INFO] [stdout] test src/generator.rs - generator::GeneratorExt::boxed_gen_into_iter (line 315) ... ok
[INFO] [stdout] test src/generator_fn.rs - generator_fn::GeneratorFn (line 188) ... ok
[INFO] [stdout] test src/generator_fn/call_boxed.rs - generator_fn::call_boxed::CallBoxed (line 23) ... ok
[INFO] [stdout] test src/generator.rs - generator::Generator (line 74) ... ok
[INFO] [stdout] test src/public_macros.rs - public_macros::gen_iter (line 133) ... ok
[INFO] [stdout] test src/public_macros.rs - public_macros::gen_iter (line 179) ... ok
[INFO] [stdout] test src/generator_fn/call_boxed.rs - generator_fn::call_boxed::CallBoxed (line 46) ... ok
[INFO] [stdout] test src/generator_fn.rs - generator_fn::GeneratorFn (line 163) ... ok
[INFO] [stdout] test src/generator_fn.rs - generator_fn::GeneratorFn (line 248) ... ok
[INFO] [stdout] test src/public_macros.rs - public_macros::mk_gen (line 52) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "763826cf11546ff03bb43655293adbba5b493ef5af4ee426193dde2d5674cd15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "763826cf11546ff03bb43655293adbba5b493ef5af4ee426193dde2d5674cd15", kill_on_drop: false }`
[INFO] [stdout] 763826cf11546ff03bb43655293adbba5b493ef5af4ee426193dde2d5674cd15