[INFO] fetching crate dense_mats 0.4.0...
[INFO] checking dense_mats-0.4.0 against try#353a0a223066e9f46a1d935f2271a26c3c5002bb for pr-75180
[INFO] extracting crate dense_mats 0.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate dense_mats 0.4.0 on toolchain 353a0a223066e9f46a1d935f2271a26c3c5002bb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6483ef0989fe93bd43f08c92b1470837278c4a59b6375563dbc61ad79ad480c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d6483ef0989fe93bd43f08c92b1470837278c4a59b6375563dbc61ad79ad480c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6483ef0989fe93bd43f08c92b1470837278c4a59b6375563dbc61ad79ad480c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6483ef0989fe93bd43f08c92b1470837278c4a59b6375563dbc61ad79ad480c", kill_on_drop: false }`
[INFO] [stdout] d6483ef0989fe93bd43f08c92b1470837278c4a59b6375563dbc61ad79ad480c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb04390373d2adf7eb3a26e37acbe245b421569d6ee91d8a813587af136d7b5b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fb04390373d2adf7eb3a26e37acbe245b421569d6ee91d8a813587af136d7b5b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking dense_mats v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tensor.rs:386:27
[INFO] [stdout]     |
[INFO] [stdout] 386 |         let outer_shape = try!(self.outer_shape()
[INFO] [stdout]     |                           ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tensor.rs:391:25
[INFO] [stdout]     |
[INFO] [stdout] 391 |         let dim_index = try!(self.outer_dim().ok_or(DMatError::ZeroDimTensor));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tensor.rs:395:17
[INFO] [stdout]     |
[INFO] [stdout] 395 |         let s = try!(self.outer_stride().ok_or(DMatError::ZeroDimTensor));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tensor.rs:503:27
[INFO] [stdout]     |
[INFO] [stdout] 503 |         let outer_shape = try!(self.outer_shape()
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tensor.rs:521:25
[INFO] [stdout]     |
[INFO] [stdout] 521 |         let dim_index = try!(self.outer_dim().ok_or(DMatError::ZeroDimTensor));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tensor.rs:525:17
[INFO] [stdout]     |
[INFO] [stdout] 525 |         let s = try!(self.outer_stride().ok_or(DMatError::ZeroDimTensor));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tensor.rs:386:27
[INFO] [stdout]     |
[INFO] [stdout] 386 |         let outer_shape = try!(self.outer_shape()
[INFO] [stdout]     |                           ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tensor.rs:391:25
[INFO] [stdout]     |
[INFO] [stdout] 391 |         let dim_index = try!(self.outer_dim().ok_or(DMatError::ZeroDimTensor));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tensor.rs:395:17
[INFO] [stdout]     |
[INFO] [stdout] 395 |         let s = try!(self.outer_stride().ok_or(DMatError::ZeroDimTensor));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tensor.rs:503:27
[INFO] [stdout]     |
[INFO] [stdout] 503 |         let outer_shape = try!(self.outer_shape()
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tensor.rs:521:25
[INFO] [stdout]     |
[INFO] [stdout] 521 |         let dim_index = try!(self.outer_dim().ok_or(DMatError::ZeroDimTensor));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tensor.rs:525:17
[INFO] [stdout]     |
[INFO] [stdout] 525 |         let s = try!(self.outer_stride().ok_or(DMatError::ZeroDimTensor));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.12s
[INFO] running `Command { std: "docker" "inspect" "fb04390373d2adf7eb3a26e37acbe245b421569d6ee91d8a813587af136d7b5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb04390373d2adf7eb3a26e37acbe245b421569d6ee91d8a813587af136d7b5b", kill_on_drop: false }`
[INFO] [stdout] fb04390373d2adf7eb3a26e37acbe245b421569d6ee91d8a813587af136d7b5b