[INFO] fetching crate flatdata 0.5.8...
[INFO] testing flatdata-0.5.8 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate flatdata 0.5.8 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate flatdata 0.5.8
[INFO] finished tweaking crates.io crate flatdata 0.5.8
[INFO] tweaked toml for crates.io crate flatdata 0.5.8 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate flatdata 0.5.8 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[INFO] [stderr]       Adding memmap2 v0.5.10 (available: v0.9.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae31795f9b3515b6443c2eb46ae2bcd2a1f95b86f3f985482ec4ba14bc1c1977
[INFO] running `Command { std: "docker" "start" "-a" "ae31795f9b3515b6443c2eb46ae2bcd2a1f95b86f3f985482ec4ba14bc1c1977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae31795f9b3515b6443c2eb46ae2bcd2a1f95b86f3f985482ec4ba14bc1c1977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae31795f9b3515b6443c2eb46ae2bcd2a1f95b86f3f985482ec4ba14bc1c1977", kill_on_drop: false }`
[INFO] [stdout] ae31795f9b3515b6443c2eb46ae2bcd2a1f95b86f3f985482ec4ba14bc1c1977
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46987d7b13d4027e59e445b556d696b4b2fdeaeb56b2b3b7b9bc8cc13646e88e
[INFO] running `Command { std: "docker" "start" "-a" "46987d7b13d4027e59e445b556d696b4b2fdeaeb56b2b3b7b9bc8cc13646e88e", kill_on_drop: false }`
[INFO] [stderr]    Compiling memmap2 v0.5.10
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling flatdata v0.5.8 (/opt/rustwide/workdir)
[INFO] [stdout] error: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/multivector.rs:133:17
[INFO] [stdout]     |
[INFO] [stdout] 133 |     pub fn grow(&mut self) -> io::Result<<Ts as VariadicStruct>::ItemMut> {
[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: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:150:54
[INFO] [stdout]     |
[INFO] [stdout] 150 | #![deny(missing_docs, missing_debug_implementations, warnings)]
[INFO] [stdout]     |                                                      ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(mismatched_lifetime_syntaxes)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 133 |     pub fn grow(&mut self) -> io::Result<<Ts as VariadicStruct<'_>>::ItemMut> {
[INFO] [stdout]     |                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/test/test_generated.rs:527:23
[INFO] [stdout]     |
[INFO] [stdout] 527 |     pub fn start_data(&self) -> ::std::io::Result<crate::ExternalVector<super::test::A>> {
[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] 527 |     pub fn start_data(&self) -> ::std::io::Result<crate::ExternalVector<'_, super::test::A>> {
[INFO] [stdout]     |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/test/test_generated.rs:626:23
[INFO] [stdout]     |
[INFO] [stdout] 626 |     pub fn start_data(&self) -> ::std::io::Result<crate::ExternalVector<super::test::R>> {
[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] 626 |     pub fn start_data(&self) -> ::std::io::Result<crate::ExternalVector<'_, super::test::R>> {
[INFO] [stdout]     |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/test/test_generated.rs:770:15
[INFO] [stdout]     |
[INFO] [stdout] 770 |     pub fn ab(&self) -> &crate::MultiArrayView<Ab> {
[INFO] [stdout]     |               ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |               |         ||
[INFO] [stdout]     |               |         |the same lifetime is hidden here
[INFO] [stdout]     |               |         the same lifetime is elided here
[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] 770 |     pub fn ab(&self) -> &crate::MultiArrayView<'_, Ab> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/test/test_generated.rs:846:21
[INFO] [stdout]     |
[INFO] [stdout] 846 |     pub fn start_ab(&self) -> ::std::io::Result<crate::MultiVector<Ab>> {
[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] 846 |     pub fn start_ab(&self) -> ::std::io::Result<crate::MultiVector<'_, Ab>> {
[INFO] [stdout]     |                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/test/test_generated.rs:876:17
[INFO] [stdout]     |
[INFO] [stdout] 876 |     pub fn blob(&self) -> crate::RawData {
[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] 876 |     pub fn blob(&self) -> crate::RawData<'_> {
[INFO] [stdout]     |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flatdata` (lib) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "46987d7b13d4027e59e445b556d696b4b2fdeaeb56b2b3b7b9bc8cc13646e88e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46987d7b13d4027e59e445b556d696b4b2fdeaeb56b2b3b7b9bc8cc13646e88e", kill_on_drop: false }`
[INFO] [stdout] 46987d7b13d4027e59e445b556d696b4b2fdeaeb56b2b3b7b9bc8cc13646e88e