[INFO] fetching crate mun_abi 0.4.0...
[INFO] checking mun_abi-0.4.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate mun_abi 0.4.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate mun_abi 0.4.0
[INFO] finished tweaking crates.io crate mun_abi 0.4.0
[INFO] tweaked toml for crates.io crate mun_abi 0.4.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mun_abi 0.4.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 21 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6af8b60ad287a91bd658f91562070fcabb9ab147872ef1bfc7d6d526f933d7f3
[INFO] running `Command { std: "docker" "start" "-a" "6af8b60ad287a91bd658f91562070fcabb9ab147872ef1bfc7d6d526f933d7f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6af8b60ad287a91bd658f91562070fcabb9ab147872ef1bfc7d6d526f933d7f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6af8b60ad287a91bd658f91562070fcabb9ab147872ef1bfc7d6d526f933d7f3", kill_on_drop: false }`
[INFO] [stdout] 6af8b60ad287a91bd658f91562070fcabb9ab147872ef1bfc7d6d526f933d7f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dunmustuse_in_always_ok" "-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66492a79e7640bf4c2ea3c513f5b50ce15d405baab52f948e0245f58f8af2c6d
[INFO] running `Command { std: "docker" "start" "-a" "66492a79e7640bf4c2ea3c513f5b50ce15d405baab52f948e0245f58f8af2c6d", kill_on_drop: false }`
[INFO] [stderr]     Checking extendhash v1.0.10
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking mun_abi v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/type_info.rs:95:22
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn as_struct(&self) -> Option<&StructDefinition> {
[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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn as_struct(&self) -> Option<&StructDefinition<'_>> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/type_info.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 | /         self.alignment
[INFO] [stdout] 117 | |             .try_into()
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/type_lut.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn iter(&self) -> impl Iterator<Item = (&TypeId, &*const ffi::c_void, &str)> {
[INFO] [stdout]    |                 ^^^^^                           ^^^^^^^  ^^^^^^^^^^^^^^^^^^^  ^^^^ the same lifetime is elided here
[INFO] [stdout]    |                 |                               ||       |
[INFO] [stdout]    |                 |                               ||       the same lifetime is elided here
[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] 26 |     pub fn iter(&self) -> impl Iterator<Item = (&TypeId<'_>, &*const ffi::c_void, &str)> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/type_lut.rs:48:21
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn iter_mut(&mut self) -> impl Iterator<Item = (&TypeId, &mut *const ffi::c_void, &str)> {
[INFO] [stdout]    |                     ^^^^^^^^^                           ^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^ the same lifetime is elided here
[INFO] [stdout]    |                     |                                   ||       |
[INFO] [stdout]    |                     |                                   ||       the same lifetime is elided here
[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] 48 |     pub fn iter_mut(&mut self) -> impl Iterator<Item = (&TypeId<'_>, &mut *const ffi::c_void, &str)> {
[INFO] [stdout]    |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mun_abi` (lib) due to 1 previous error; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/type_info.rs:95:22
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn as_struct(&self) -> Option<&StructDefinition> {
[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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn as_struct(&self) -> Option<&StructDefinition<'_>> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/type_info.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 | /         self.alignment
[INFO] [stdout] 117 | |             .try_into()
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/type_lut.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn iter(&self) -> impl Iterator<Item = (&TypeId, &*const ffi::c_void, &str)> {
[INFO] [stdout]    |                 ^^^^^                           ^^^^^^^  ^^^^^^^^^^^^^^^^^^^  ^^^^ the same lifetime is elided here
[INFO] [stdout]    |                 |                               ||       |
[INFO] [stdout]    |                 |                               ||       the same lifetime is elided here
[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] 26 |     pub fn iter(&self) -> impl Iterator<Item = (&TypeId<'_>, &*const ffi::c_void, &str)> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/type_lut.rs:48:21
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn iter_mut(&mut self) -> impl Iterator<Item = (&TypeId, &mut *const ffi::c_void, &str)> {
[INFO] [stdout]    |                     ^^^^^^^^^                           ^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^ the same lifetime is elided here
[INFO] [stdout]    |                     |                                   ||       |
[INFO] [stdout]    |                     |                                   ||       the same lifetime is elided here
[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] 48 |     pub fn iter_mut(&mut self) -> impl Iterator<Item = (&TypeId<'_>, &mut *const ffi::c_void, &str)> {
[INFO] [stdout]    |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mun_abi` (lib test) due to 1 previous error; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "66492a79e7640bf4c2ea3c513f5b50ce15d405baab52f948e0245f58f8af2c6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66492a79e7640bf4c2ea3c513f5b50ce15d405baab52f948e0245f58f8af2c6d", kill_on_drop: false }`
[INFO] [stdout] 66492a79e7640bf4c2ea3c513f5b50ce15d405baab52f948e0245f58f8af2c6d
