[INFO] crate dense_mats 0.4.0 is already in cache
[INFO] checking dense_mats-0.4.0 against try#e922e6444795ab795fab1943288aee3d543699b8 for pr-66852
[INFO] extracting crate dense_mats 0.4.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate dense_mats 0.4.0 on toolchain e922e6444795ab795fab1943288aee3d543699b8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate dense_mats 0.4.0
[INFO] finished tweaking crates.io crate dense_mats 0.4.0
[INFO] tweaked toml for crates.io crate dense_mats 0.4.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fb0abf7ca7d5865dfe27985b6167da0045ba74aa5e1c39716ad69aeafa7a1733
[INFO] running `"docker" "start" "-a" "fb0abf7ca7d5865dfe27985b6167da0045ba74aa5e1c39716ad69aeafa7a1733"`
[INFO] [stderr]     Checking dense_mats v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/tensor.rs:386:27
[INFO] [stderr]     |
[INFO] [stderr] 386 |         let outer_shape = try!(self.outer_shape()
[INFO] [stderr]     |                           ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/tensor.rs:391:25
[INFO] [stderr]     |
[INFO] [stderr] 391 |         let dim_index = try!(self.outer_dim().ok_or(DMatError::ZeroDimTensor));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/tensor.rs:395:17
[INFO] [stderr]     |
[INFO] [stderr] 395 |         let s = try!(self.outer_stride().ok_or(DMatError::ZeroDimTensor));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/tensor.rs:503:27
[INFO] [stderr]     |
[INFO] [stderr] 503 |         let outer_shape = try!(self.outer_shape()
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/tensor.rs:521:25
[INFO] [stderr]     |
[INFO] [stderr] 521 |         let dim_index = try!(self.outer_dim().ok_or(DMatError::ZeroDimTensor));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/tensor.rs:525:17
[INFO] [stderr]     |
[INFO] [stderr] 525 |         let s = try!(self.outer_stride().ok_or(DMatError::ZeroDimTensor));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/tensor.rs:386:27
[INFO] [stderr]     |
[INFO] [stderr] 386 |         let outer_shape = try!(self.outer_shape()
[INFO] [stderr]     |                           ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/tensor.rs:391:25
[INFO] [stderr]     |
[INFO] [stderr] 391 |         let dim_index = try!(self.outer_dim().ok_or(DMatError::ZeroDimTensor));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/tensor.rs:395:17
[INFO] [stderr]     |
[INFO] [stderr] 395 |         let s = try!(self.outer_stride().ok_or(DMatError::ZeroDimTensor));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/tensor.rs:503:27
[INFO] [stderr]     |
[INFO] [stderr] 503 |         let outer_shape = try!(self.outer_shape()
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/tensor.rs:521:25
[INFO] [stderr]     |
[INFO] [stderr] 521 |         let dim_index = try!(self.outer_dim().ok_or(DMatError::ZeroDimTensor));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/tensor.rs:525:17
[INFO] [stderr]     |
[INFO] [stderr] 525 |         let s = try!(self.outer_stride().ok_or(DMatError::ZeroDimTensor));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `"docker" "inspect" "fb0abf7ca7d5865dfe27985b6167da0045ba74aa5e1c39716ad69aeafa7a1733"`
[INFO] running `"docker" "rm" "-f" "fb0abf7ca7d5865dfe27985b6167da0045ba74aa5e1c39716ad69aeafa7a1733"`
[INFO] [stdout] fb0abf7ca7d5865dfe27985b6167da0045ba74aa5e1c39716ad69aeafa7a1733