[INFO] fetching crate dense_mats 0.4.0...
[INFO] checking dense_mats-0.4.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate dense_mats 0.4.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate dense_mats 0.4.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 47b4d71544812fff34c4f537a21faa679ab99778ee789087b4638f34bcaefa12
[INFO] running `Command { std: "docker" "start" "-a" "47b4d71544812fff34c4f537a21faa679ab99778ee789087b4638f34bcaefa12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47b4d71544812fff34c4f537a21faa679ab99778ee789087b4638f34bcaefa12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47b4d71544812fff34c4f537a21faa679ab99778ee789087b4638f34bcaefa12", kill_on_drop: false }`
[INFO] [stdout] 47b4d71544812fff34c4f537a21faa679ab99778ee789087b4638f34bcaefa12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8589e68684b25ccd7fa02eb6d5b0812c815484a70593588522e1cb1166fc9ad
[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" "e8589e68684b25ccd7fa02eb6d5b0812c815484a70593588522e1cb1166fc9ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking rand v0.4.6
[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 4.95s
[INFO] running `Command { std: "docker" "inspect" "e8589e68684b25ccd7fa02eb6d5b0812c815484a70593588522e1cb1166fc9ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8589e68684b25ccd7fa02eb6d5b0812c815484a70593588522e1cb1166fc9ad", kill_on_drop: false }`
[INFO] [stdout] e8589e68684b25ccd7fa02eb6d5b0812c815484a70593588522e1cb1166fc9ad