[INFO] fetching crate lending-iterator 0.1.7...
[INFO] checking lending-iterator-0.1.7 against master#4b9792692fbb675174d4d2082e7c37b2bc930e71 for pr-153692-1
[INFO] extracting crate lending-iterator 0.1.7 into /workspace/builds/worker-7-tc1/source
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate lending-iterator 0.1.7
[INFO] finished tweaking crates.io crate lending-iterator 0.1.7
[INFO] tweaked toml for crates.io crate lending-iterator 0.1.7 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lending-iterator 0.1.7 on toolchain 4b9792692fbb675174d4d2082e7c37b2bc930e71
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lending-iterator 0.1.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded macro_rules_attribute v0.1.2
[INFO] [stderr]   Downloaded macro-vis v0.1.1
[INFO] [stderr]   Downloaded futures v0.3.21
[INFO] [stderr]   Downloaded macro_rules_attribute-proc_macro v0.1.2
[INFO] [stderr]   Downloaded futures-macro v0.3.21
[INFO] [stderr]   Downloaded futures-io v0.3.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34577055a592ec0e812bf79ffdd5315875947ce5343831756e7b5be1301833e1
[INFO] running `Command { std: "docker" "start" "-a" "34577055a592ec0e812bf79ffdd5315875947ce5343831756e7b5be1301833e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34577055a592ec0e812bf79ffdd5315875947ce5343831756e7b5be1301833e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34577055a592ec0e812bf79ffdd5315875947ce5343831756e7b5be1301833e1", kill_on_drop: false }`
[INFO] [stdout] 34577055a592ec0e812bf79ffdd5315875947ce5343831756e7b5be1301833e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ac57c1ce4980e92e34b6cfb2d3ddc43c6e7082b42d40d41b1770f562cb23c64
[INFO] running `Command { std: "docker" "start" "-a" "5ac57c1ce4980e92e34b6cfb2d3ddc43c6e7082b42d40d41b1770f562cb23c64", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling macro_rules_attribute-proc_macro v0.1.2
[INFO] [stderr]     Checking never-say-never v6.6.666
[INFO] [stderr]     Checking polonius-the-crab v0.2.1
[INFO] [stderr]     Checking macro_rules_attribute v0.1.2
[INFO] [stderr]    Compiling ext-trait-proc_macros v1.0.1
[INFO] [stderr]    Compiling nougat-proc_macros v0.2.4
[INFO] [stderr]    Compiling lending-iterator-proc_macros v0.1.7
[INFO] [stderr]     Checking ext-trait v1.0.1
[INFO] [stderr]     Checking extension-traits v1.0.1
[INFO] [stderr]     Checking nougat v0.2.4
[INFO] [stderr]     Checking lending-iterator v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lending_iterator/dyn/_mod.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 | /         (dyn
[INFO] [stdout] 116 | |             'usability +
[INFO] [stdout] 117 | |             LendingIteratorDyn<Item = Item> +
[INFO] [stdout] 118 | |             $($AutoTraits)*
[INFO] [stdout] 119 | |         )
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `__emit__` which comes from the expansion of the macro `with_auto_traits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lending_iterator/dyn/_mod.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 | /         (dyn
[INFO] [stdout] 116 | |             'usability +
[INFO] [stdout] 117 | |             LendingIteratorDyn<Item = Item> +
[INFO] [stdout] 118 | |             $($AutoTraits)*
[INFO] [stdout] 119 | |         )
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__emit__` which comes from the expansion of the macro `with_auto_traits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lending_iterator/dyn/_mod.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 | /         (dyn
[INFO] [stdout] 116 | |             'usability +
[INFO] [stdout] 117 | |             LendingIteratorDyn<Item = Item> +
[INFO] [stdout] 118 | |             $($AutoTraits)*
[INFO] [stdout] 119 | |         )
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__emit__` which comes from the expansion of the macro `with_auto_traits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lending_iterator/dyn/_mod.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 | /         (dyn
[INFO] [stdout] 116 | |             'usability +
[INFO] [stdout] 117 | |             LendingIteratorDyn<Item = Item> +
[INFO] [stdout] 118 | |             $($AutoTraits)*
[INFO] [stdout] 119 | |         )
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__emit__` which comes from the expansion of the macro `with_auto_traits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `TODO`
[INFO] [stdout]    --> src/lending_iterator/_mod.rs:430:11
[INFO] [stdout]     |
[INFO] [stdout] 430 |     #[cfg(TODO)]
[INFO] [stdout]     |           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(TODO)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(TODO)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `__emit__` which comes from the expansion of the macro `with_cfg_better_docs` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `TODO`
[INFO] [stdout]    --> src/lending_iterator/_mod.rs:457:11
[INFO] [stdout]     |
[INFO] [stdout] 457 |     #[cfg(TODO)]
[INFO] [stdout]     |           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(TODO)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(TODO)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `__emit__` which comes from the expansion of the macro `with_cfg_better_docs` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lending_iterator/dyn/_mod.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 | /         (dyn
[INFO] [stdout] 116 | |             'usability +
[INFO] [stdout] 117 | |             LendingIteratorDyn<Item = Item> +
[INFO] [stdout] 118 | |             $($AutoTraits)*
[INFO] [stdout] 119 | |         )
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `__emit__` which comes from the expansion of the macro `with_auto_traits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lending_iterator/dyn/_mod.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 | /         (dyn
[INFO] [stdout] 116 | |             'usability +
[INFO] [stdout] 117 | |             LendingIteratorDyn<Item = Item> +
[INFO] [stdout] 118 | |             $($AutoTraits)*
[INFO] [stdout] 119 | |         )
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__emit__` which comes from the expansion of the macro `with_auto_traits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lending_iterator/dyn/_mod.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 | /         (dyn
[INFO] [stdout] 116 | |             'usability +
[INFO] [stdout] 117 | |             LendingIteratorDyn<Item = Item> +
[INFO] [stdout] 118 | |             $($AutoTraits)*
[INFO] [stdout] 119 | |         )
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__emit__` which comes from the expansion of the macro `with_auto_traits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lending_iterator/dyn/_mod.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 | /         (dyn
[INFO] [stdout] 116 | |             'usability +
[INFO] [stdout] 117 | |             LendingIteratorDyn<Item = Item> +
[INFO] [stdout] 118 | |             $($AutoTraits)*
[INFO] [stdout] 119 | |         )
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__emit__` which comes from the expansion of the macro `with_auto_traits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `TODO`
[INFO] [stdout]    --> src/lending_iterator/_mod.rs:430:11
[INFO] [stdout]     |
[INFO] [stdout] 430 |     #[cfg(TODO)]
[INFO] [stdout]     |           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(TODO)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(TODO)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `__emit__` which comes from the expansion of the macro `with_cfg_better_docs` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `TODO`
[INFO] [stdout]    --> src/lending_iterator/_mod.rs:457:11
[INFO] [stdout]     |
[INFO] [stdout] 457 |     #[cfg(TODO)]
[INFO] [stdout]     |           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(TODO)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(TODO)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `__emit__` which comes from the expansion of the macro `with_cfg_better_docs` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.86s
[INFO] running `Command { std: "docker" "inspect" "5ac57c1ce4980e92e34b6cfb2d3ddc43c6e7082b42d40d41b1770f562cb23c64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ac57c1ce4980e92e34b6cfb2d3ddc43c6e7082b42d40d41b1770f562cb23c64", kill_on_drop: false }`
[INFO] [stdout] 5ac57c1ce4980e92e34b6cfb2d3ddc43c6e7082b42d40d41b1770f562cb23c64
