[INFO] fetching crate lumen-core 0.5.0...
[INFO] checking lumen-core-0.5.0 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] extracting crate lumen-core 0.5.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate lumen-core 0.5.0
[INFO] finished tweaking crates.io crate lumen-core 0.5.0
[INFO] tweaked toml for crates.io crate lumen-core 0.5.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lumen-core 0.5.0 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lumen-core 0.5.0 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88c6a78b835438b506a4e8b0aee75bbd0d1653c1216d95729a7a1e5c8bfe5445
[INFO] running `Command { std: "docker" "start" "-a" "88c6a78b835438b506a4e8b0aee75bbd0d1653c1216d95729a7a1e5c8bfe5445", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88c6a78b835438b506a4e8b0aee75bbd0d1653c1216d95729a7a1e5c8bfe5445", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88c6a78b835438b506a4e8b0aee75bbd0d1653c1216d95729a7a1e5c8bfe5445", kill_on_drop: false }`
[INFO] [stdout] 88c6a78b835438b506a4e8b0aee75bbd0d1653c1216d95729a7a1e5c8bfe5445
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ba438d4e564eddbd929ad3bef05b629afc4e25d7e7e7cb8a5caa984b1b985e5
[INFO] running `Command { std: "docker" "start" "-a" "9ba438d4e564eddbd929ad3bef05b629afc4e25d7e7e7cb8a5caa984b1b985e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling indexmap v2.12.1
[INFO] [stderr]     Checking num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]    Compiling toml_edit v0.23.10+spec-1.0.0
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking rand_distr v0.5.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling thiserrorctx-impl v1.0.0
[INFO] [stderr]     Checking thiserror v2.0.16
[INFO] [stderr]     Checking thiserrorctx v1.0.0
[INFO] [stderr]     Checking lumen-core v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `ReduceVar` is never constructed
[INFO] [stdout]    --> src/tensor/reduce.rs:194:12
[INFO] [stdout]     |
[INFO] [stdout] 194 | pub struct ReduceVar;
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReduceProduct` is never constructed
[INFO] [stdout]    --> src/tensor/reduce.rs:214:12
[INFO] [stdout]     |
[INFO] [stdout] 214 | pub struct ReduceProduct;
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/layout.rs:198:28
[INFO] [stdout]     |
[INFO] [stdout] 198 |     pub fn storage_indices(&self) -> StorageIndices {
[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] 198 |     pub fn storage_indices(&self) -> StorageIndices<'_> {
[INFO] [stdout]     |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tensor/mod.rs:176:28
[INFO] [stdout]     |
[INFO] [stdout] 176 |     pub fn storage_indices(&self) -> StorageIndices {
[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] 176 |     pub fn storage_indices(&self) -> StorageIndices<'_> {
[INFO] [stdout]     |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tensor/iter.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn iter(&self) -> crate::Result<TensorIter<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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn iter(&self) -> crate::Result<TensorIter<'_, T>> {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReduceVar` is never constructed
[INFO] [stdout]    --> src/tensor/reduce.rs:194:12
[INFO] [stdout]     |
[INFO] [stdout] 194 | pub struct ReduceVar;
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReduceProduct` is never constructed
[INFO] [stdout]    --> src/tensor/reduce.rs:214:12
[INFO] [stdout]     |
[INFO] [stdout] 214 | pub struct ReduceProduct;
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/layout.rs:198:28
[INFO] [stdout]     |
[INFO] [stdout] 198 |     pub fn storage_indices(&self) -> StorageIndices {
[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] 198 |     pub fn storage_indices(&self) -> StorageIndices<'_> {
[INFO] [stdout]     |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tensor/mod.rs:176:28
[INFO] [stdout]     |
[INFO] [stdout] 176 |     pub fn storage_indices(&self) -> StorageIndices {
[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] 176 |     pub fn storage_indices(&self) -> StorageIndices<'_> {
[INFO] [stdout]     |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tensor/iter.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn iter(&self) -> crate::Result<TensorIter<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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn iter(&self) -> crate::Result<TensorIter<'_, T>> {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.82s
[INFO] running `Command { std: "docker" "inspect" "9ba438d4e564eddbd929ad3bef05b629afc4e25d7e7e7cb8a5caa984b1b985e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ba438d4e564eddbd929ad3bef05b629afc4e25d7e7e7cb8a5caa984b1b985e5", kill_on_drop: false }`
[INFO] [stdout] 9ba438d4e564eddbd929ad3bef05b629afc4e25d7e7e7cb8a5caa984b1b985e5
