[INFO] fetching crate ndarray-linalg 0.12.1...
[INFO] checking ndarray-linalg-0.12.1 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate ndarray-linalg 0.12.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ndarray-linalg 0.12.1 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ndarray-linalg 0.12.1
[INFO] finished tweaking crates.io crate ndarray-linalg 0.12.1
[INFO] tweaked toml for crates.io crate ndarray-linalg 0.12.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate ndarray-linalg 0.12.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe60261ad812e50f990e0cd37ec1dcdd41c88e8e4294535f68e6e9eeded37af0
[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" "fe60261ad812e50f990e0cd37ec1dcdd41c88e8e4294535f68e6e9eeded37af0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe60261ad812e50f990e0cd37ec1dcdd41c88e8e4294535f68e6e9eeded37af0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe60261ad812e50f990e0cd37ec1dcdd41c88e8e4294535f68e6e9eeded37af0", kill_on_drop: false }`
[INFO] [stdout] fe60261ad812e50f990e0cd37ec1dcdd41c88e8e4294535f68e6e9eeded37af0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 746a88feebc4d54d68433346b63efe007c82718eab95449a1c659fd96d08e2a2
[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" "746a88feebc4d54d68433346b63efe007c82718eab95449a1c659fd96d08e2a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.113
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling syn v0.15.36
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking blas-src v0.2.1
[INFO] [stderr]     Checking blas-src v0.6.1
[INFO] [stderr]     Checking lapack-src v0.6.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking ryu v1.0.3
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking lapacke-sys v0.1.4
[INFO] [stderr]     Checking cblas-sys v0.1.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling paste-impl v0.1.17
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking criterion-plot v0.4.2
[INFO] [stderr]     Checking plotters v0.2.12
[INFO] [stderr]     Checking paste v0.1.17
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking cauchy v0.2.2
[INFO] [stderr]     Checking lapacke v0.2.0
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.0.3
[INFO] [stderr]     Checking criterion v0.3.2
[INFO] [stderr]     Checking ndarray-linalg v0.12.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/convert.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     ::std::mem::replace(a, new);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/convert.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     ::std::mem::replace(a, new);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `Command { std: "docker" "inspect" "746a88feebc4d54d68433346b63efe007c82718eab95449a1c659fd96d08e2a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "746a88feebc4d54d68433346b63efe007c82718eab95449a1c659fd96d08e2a2", kill_on_drop: false }`
[INFO] [stdout] 746a88feebc4d54d68433346b63efe007c82718eab95449a1c659fd96d08e2a2