[INFO] fetching crate flat 0.1.6...
[INFO] checking flat-0.1.6 against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] extracting crate flat 0.1.6 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate flat 0.1.6
[INFO] finished tweaking crates.io crate flat 0.1.6
[INFO] tweaked toml for crates.io crate flat 0.1.6 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate flat 0.1.6 on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 70 packages to latest compatible versions
[INFO] [stderr]       Adding ordered-float v4.6.0 (available: v5.3.0)
[INFO] [stderr]       Adding rstest v0.19.0 (available: v0.26.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c14808830cd9585dd892d469b186aca2ad130f1a57c89d00149c111653fd4355
[INFO] running `Command { std: "docker" "start" "-a" "c14808830cd9585dd892d469b186aca2ad130f1a57c89d00149c111653fd4355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c14808830cd9585dd892d469b186aca2ad130f1a57c89d00149c111653fd4355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c14808830cd9585dd892d469b186aca2ad130f1a57c89d00149c111653fd4355", kill_on_drop: false }`
[INFO] [stdout] c14808830cd9585dd892d469b186aca2ad130f1a57c89d00149c111653fd4355
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2c6a231f40ad21565402ada27e7bb3a0234b701f086739d9fc23fd74ac97152
[INFO] running `Command { std: "docker" "start" "-a" "b2c6a231f40ad21565402ada27e7bb3a0234b701f086739d9fc23fd74ac97152", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.28
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]     Checking futures-io v0.3.32
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling blarg_derive v1.0.4
[INFO] [stderr]    Compiling rstest_macros v0.19.0
[INFO] [stderr]     Checking futures-timer v3.0.4
[INFO] [stderr]     Checking serde_json v1.0.150
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking terminal_size v0.3.0
[INFO] [stderr]     Checking ordered-float v4.6.0
[INFO] [stderr]     Checking auto_ops v0.3.0
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking blarg_builder v1.0.4
[INFO] [stderr]     Checking flat v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `View2Regular` is never constructed
[INFO] [stdout]    --> src/view.rs:211:12
[INFO] [stdout]     |
[INFO] [stdout] 211 | pub struct View2Regular<'a, S: Schema> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]     = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `View2Breakdown2nd` is never constructed
[INFO] [stdout]    --> src/view.rs:265:12
[INFO] [stdout]     |
[INFO] [stdout] 265 | pub struct View2Breakdown2nd<'a, S: Schema> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `View3Regular` is never constructed
[INFO] [stdout]    --> src/view.rs:435:12
[INFO] [stdout]     |
[INFO] [stdout] 435 | pub struct View3Regular<'a, S: Schema> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `View3Breakdown3rd` is never constructed
[INFO] [stdout]    --> src/view.rs:496:12
[INFO] [stdout]     |
[INFO] [stdout] 496 | pub struct View3Breakdown3rd<'a, S: Schema> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `View3Breakdown2ndView3rd` is never constructed
[INFO] [stdout]    --> src/view.rs:617:12
[INFO] [stdout]     |
[INFO] [stdout] 617 | pub struct View3Breakdown2ndView3rd<'a, S: Schema> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `View4Regular` is never constructed
[INFO] [stdout]    --> src/view.rs:745:12
[INFO] [stdout]     |
[INFO] [stdout] 745 | pub struct View4Regular<'a, S: Schema> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `View4Breakdown4th` is never constructed
[INFO] [stdout]    --> src/view.rs:808:12
[INFO] [stdout]     |
[INFO] [stdout] 808 | pub struct View4Breakdown4th<'a, S: Schema> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `View4Breakdown3rdView4th` is never constructed
[INFO] [stdout]    --> src/view.rs:871:12
[INFO] [stdout]     |
[INFO] [stdout] 871 | pub struct View4Breakdown3rdView4th<'a, S: Schema> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataset.rs:137:18
[INFO] [stdout]     |
[INFO] [stdout] 137 |     pub fn count(&self) -> View1Full<Schema1<T>> {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 137 |     pub fn count(&self) -> View1Full<'_, Schema1<T>> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataset.rs:279:18
[INFO] [stdout]     |
[INFO] [stdout] 279 |     pub fn count(&self) -> View2Full<Schema2<T, U>> {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 279 |     pub fn count(&self) -> View2Full<'_, Schema2<T, U>> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataset.rs:302:32
[INFO] [stdout]     |
[INFO] [stdout] 302 |     pub fn count_breakdown_2nd(&self) -> View2Breakdown2ndCount<Schema2<T, U>> {
[INFO] [stdout]     |                                ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 302 |     pub fn count_breakdown_2nd(&self) -> View2Breakdown2ndCount<'_, Schema2<T, U>> {
[INFO] [stdout]     |                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataset.rs:496:18
[INFO] [stdout]     |
[INFO] [stdout] 496 |     pub fn count(&self) -> View3Full<Schema3<T, U, V>> {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 496 |     pub fn count(&self) -> View3Full<'_, Schema3<T, U, V>> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataset.rs:518:32
[INFO] [stdout]     |
[INFO] [stdout] 518 |     pub fn count_breakdown_3rd(&self) -> View3Breakdown3rdCount<Schema3<T, U, V>> {
[INFO] [stdout]     |                                ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 518 |     pub fn count_breakdown_3rd(&self) -> View3Breakdown3rdCount<'_, Schema3<T, U, V>> {
[INFO] [stdout]     |                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataset.rs:717:18
[INFO] [stdout]     |
[INFO] [stdout] 717 |     pub fn count(&self) -> View4Full<Schema4<T, U, V, W>> {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 717 |     pub fn count(&self) -> View4Full<'_, Schema4<T, U, V, W>> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dataset.rs:739:32
[INFO] [stdout]     |
[INFO] [stdout] 739 |     pub fn count_breakdown_4th(&self) -> View4Breakdown4thCount<Schema4<T, U, V, W>> {
[INFO] [stdout]     |                                ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 739 |     pub fn count_breakdown_4th(&self) -> View4Breakdown4thCount<'_, Schema4<T, U, V, W>> {
[INFO] [stdout]     |                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/render.rs:665:62
[INFO] [stdout]     |
[INFO] [stdout] 665 | fn filled<'a>(rows: &'a HashMap<usize, Cell>) -> Vec<(usize, WrappedCell)> {
[INFO] [stdout]     |                      -- the lifetime is named here           ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 665 | fn filled<'a>(rows: &'a HashMap<usize, Cell>) -> Vec<(usize, WrappedCell<'a>)> {
[INFO] [stdout]     |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flat` (lib) due to 8 previous errors; 8 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b2c6a231f40ad21565402ada27e7bb3a0234b701f086739d9fc23fd74ac97152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2c6a231f40ad21565402ada27e7bb3a0234b701f086739d9fc23fd74ac97152", kill_on_drop: false }`
[INFO] [stdout] b2c6a231f40ad21565402ada27e7bb3a0234b701f086739d9fc23fd74ac97152
