[INFO] fetching crate augr-core 0.2.1...
[INFO] checking augr-core-0.2.1 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate augr-core 0.2.1 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate augr-core 0.2.1 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate augr-core 0.2.1
[INFO] finished tweaking crates.io crate augr-core 0.2.1
[INFO] tweaked toml for crates.io crate augr-core 0.2.1 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d16fa38e4103b15cd54c022edf75ef7abb22b4272c9fddee5a88918f52426dc
[INFO] running `Command { std: "docker" "start" "-a" "4d16fa38e4103b15cd54c022edf75ef7abb22b4272c9fddee5a88918f52426dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d16fa38e4103b15cd54c022edf75ef7abb22b4272c9fddee5a88918f52426dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d16fa38e4103b15cd54c022edf75ef7abb22b4272c9fddee5a88918f52426dc", kill_on_drop: false }`
[INFO] [stdout] 4d16fa38e4103b15cd54c022edf75ef7abb22b4272c9fddee5a88918f52426dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b30142f3ba56e13b959a57a7021220f8fc7565bd292dfc601d7b38e18ab6d1b
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking backtrace v0.3.61
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling snafu-derive v0.5.0
[INFO] [stderr]     Checking snafu v0.5.0
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking augr-core v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]    --> src/repository/event.rs:123:42
[INFO] [stdout]     |
[INFO] [stdout] 123 |             [(patch_ref_a.clone(), dt1)].into_iter().cloned().collect()
[INFO] [stdout]     |                                          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 123 |             [(patch_ref_a.clone(), dt1)].iter().cloned().collect()
[INFO] [stdout]     |                                          ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 123 |             IntoIterator::into_iter([(patch_ref_a.clone(), dt1)]).cloned().collect()
[INFO] [stdout]     |             ++++++++++++++++++++++++                            ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]    --> src/repository/event.rs:139:18
[INFO] [stdout]     |
[INFO] [stdout] 139 |                 .into_iter()
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 139 |                 .iter()
[INFO] [stdout]     |                  ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 138 |             IntoIterator::into_iter([(patch_ref_a.clone(), "hello".into())])
[INFO] [stdout]     |             ++++++++++++++++++++++++                                       ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]   --> src/store/meta.rs:42:14
[INFO] [stdout]    |
[INFO] [stdout] 42 |             .into_iter()
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 42 |             .iter()
[INFO] [stdout]    |              ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 38 ~             patches: IntoIterator::into_iter([
[INFO] [stdout] 39 |                 "c10350e8-3f30-4d27-b120-8ee079e256d9",
[INFO] [stdout] 40 |                 "7a826905-7a3e-430d-9d54-5af08ecb482c",
[INFO] [stdout] 41 ~             ])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]   --> tests/load_basic_repo.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 |         [ $( $s, )* ].into_iter().map(|sv| sv.to_string() ).collect()
[INFO] [stdout]    |                       ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |             .create_event(s!("a"), dt!("2019-07-23T12:00:00Z"), sl!["lunch", "food"])
[INFO] [stdout]    |                                                                 -------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: this warning originates in the macro `sl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 14 |         [ $( $s, )* ].iter().map(|sv| sv.to_string() ).collect()
[INFO] [stdout]    |                       ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 14 |         IntoIterator::into_iter([ $( $s, )* ]).map(|sv| sv.to_string() ).collect()
[INFO] [stdout]    |         ++++++++++++++++++++++++             ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]   --> tests/load_basic_repo.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 |         [ $( $s, )* ].into_iter().map(|sv| sv.to_string() ).collect()
[INFO] [stdout]    |                       ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |             .create_event(s!("b"), dt!("2019-07-23T13:00:00Z"), sl!["work"]),
[INFO] [stdout]    |                                                                 ----------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: this warning originates in the macro `sl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 14 |         [ $( $s, )* ].iter().map(|sv| sv.to_string() ).collect()
[INFO] [stdout]    |                       ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 14 |         IntoIterator::into_iter([ $( $s, )* ]).map(|sv| sv.to_string() ).collect()
[INFO] [stdout]    |         ++++++++++++++++++++++++             ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]   --> tests/load_basic_repo.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 |         [ $( $s, )* ].into_iter().map(|sv| sv.to_string() ).collect()
[INFO] [stdout]    |                       ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74 |     expected_timesheet.insert(dt!("2019-07-23T12:30:00Z"), sl!["lunch"]);
[INFO] [stdout]    |                                                            ------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: this warning originates in the macro `sl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 14 |         [ $( $s, )* ].iter().map(|sv| sv.to_string() ).collect()
[INFO] [stdout]    |                       ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 14 |         IntoIterator::into_iter([ $( $s, )* ]).map(|sv| sv.to_string() ).collect()
[INFO] [stdout]    |         ++++++++++++++++++++++++             ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]   --> tests/load_basic_repo.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 |         [ $( $s, )* ].into_iter().map(|sv| sv.to_string() ).collect()
[INFO] [stdout]    |                       ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75 |     expected_timesheet.insert(dt!("2019-07-23T13:00:00Z"), sl!["work", "awesome-project"]);
[INFO] [stdout]    |                                                            ------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: this warning originates in the macro `sl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 14 |         [ $( $s, )* ].iter().map(|sv| sv.to_string() ).collect()
[INFO] [stdout]    |                       ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 14 |         IntoIterator::into_iter([ $( $s, )* ]).map(|sv| sv.to_string() ).collect()
[INFO] [stdout]    |         ++++++++++++++++++++++++             ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]    --> tests/broken_repo.rs:74:23
[INFO] [stdout]     |
[INFO] [stdout] 74  |         [ $( $s, )* ].into_iter().map(|sv| sv.to_string() ).collect()
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 108 |         .patch(p!(patch1).create_event(s!("a"), dt!("2019-07-23T12:00:00Z"), sl!["lunch", "food"]))
[INFO] [stdout]     |                                                                              -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: this warning originates in the macro `sl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 74  |         [ $( $s, )* ].iter().map(|sv| sv.to_string() ).collect()
[INFO] [stdout]     |                       ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 74  |         IntoIterator::into_iter([ $( $s, )* ]).map(|sv| sv.to_string() ).collect()
[INFO] [stdout]     |         ++++++++++++++++++++++++             ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]    --> tests/broken_repo.rs:74:23
[INFO] [stdout]     |
[INFO] [stdout] 74  |         [ $( $s, )* ].into_iter().map(|sv| sv.to_string() ).collect()
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 148 |                 .create_event(s!("a"), dt!("2019-07-23T12:00:00Z"), sl!["lunch", "food"])
[INFO] [stdout]     |                                                                     -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: this warning originates in the macro `sl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 74  |         [ $( $s, )* ].iter().map(|sv| sv.to_string() ).collect()
[INFO] [stdout]     |                       ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 74  |         IntoIterator::into_iter([ $( $s, )* ]).map(|sv| sv.to_string() ).collect()
[INFO] [stdout]     |         ++++++++++++++++++++++++             ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]    --> tests/broken_repo.rs:74:23
[INFO] [stdout]     |
[INFO] [stdout] 74  |         [ $( $s, )* ].into_iter().map(|sv| sv.to_string() ).collect()
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 149 |                 .create_event(s!("b"), dt!("2019-07-23T13:00:00Z"), sl!["work"]),
[INFO] [stdout]     |                                                                     ----------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: this warning originates in the macro `sl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 74  |         [ $( $s, )* ].iter().map(|sv| sv.to_string() ).collect()
[INFO] [stdout]     |                       ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 74  |         IntoIterator::into_iter([ $( $s, )* ]).map(|sv| sv.to_string() ).collect()
[INFO] [stdout]     |         ++++++++++++++++++++++++             ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.67s
[INFO] running `Command { std: "docker" "inspect" "5b30142f3ba56e13b959a57a7021220f8fc7565bd292dfc601d7b38e18ab6d1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b30142f3ba56e13b959a57a7021220f8fc7565bd292dfc601d7b38e18ab6d1b", kill_on_drop: false }`
[INFO] [stdout] 5b30142f3ba56e13b959a57a7021220f8fc7565bd292dfc601d7b38e18ab6d1b
