[INFO] fetching crate kalman_filter 0.1.2...
[INFO] checking kalman_filter-0.1.2 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate kalman_filter 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate kalman_filter 0.1.2 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kalman_filter 0.1.2
[INFO] finished tweaking crates.io crate kalman_filter 0.1.2
[INFO] tweaked toml for crates.io crate kalman_filter 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8ad5f4d77f96662b7f3762281bfa8ae104e5b24a326ebbde8911dac3acc3e6f
[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" "c8ad5f4d77f96662b7f3762281bfa8ae104e5b24a326ebbde8911dac3acc3e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8ad5f4d77f96662b7f3762281bfa8ae104e5b24a326ebbde8911dac3acc3e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8ad5f4d77f96662b7f3762281bfa8ae104e5b24a326ebbde8911dac3acc3e6f", kill_on_drop: false }`
[INFO] [stdout] c8ad5f4d77f96662b7f3762281bfa8ae104e5b24a326ebbde8911dac3acc3e6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6af872b4d4ba7234b3135b60f27e6dbc1ce6d4cf5364d712d183be497fe10985
[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" "6af872b4d4ba7234b3135b60f27e6dbc1ce6d4cf5364d712d183be497fe10985", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking num-traits v0.2.14
[INFO] [stderr]     Checking generic-array v0.8.4
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking alga v0.5.4
[INFO] [stderr]     Checking nalgebra v0.14.4
[INFO] [stdout] error[E0592]: duplicate definitions with name `new`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.14.4/src/core/construction.rs:510:13
[INFO] [stdout]     |
[INFO] [stdout] 510 |               pub fn new($($args: N),*) -> Self {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ duplicate definitions for `new`
[INFO] [stdout] ...
[INFO] [stdout] 522 | / componentwise_constructors_impl!(
[INFO] [stdout] 523 | |     /*
[INFO] [stdout] 524 | |      * Square matrices 1 .. 6.
[INFO] [stdout] 525 | |      */
[INFO] [stdout] ...   |
[INFO] [stdout] 664 | |     U6, U1, x:(0,0), y:(1,0), z:(2,0), w:(3,0), a:(4,0), b:(5,0);
[INFO] [stdout] 665 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.14.4/src/core/construction_slice_deprecated.rs:171:13
[INFO] [stdout]     |
[INFO] [stdout] 171 |               pub fn new(data: &'a [N], $($args: usize),*) -> Self {
[INFO] [stdout]     |               ---------------------------------------------------- other definition for `new`
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0592]: duplicate definitions with name `new`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.14.4/src/core/construction.rs:510:13
[INFO] [stdout]     |
[INFO] [stdout] 510 |               pub fn new($($args: N),*) -> Self {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ duplicate definitions for `new`
[INFO] [stdout] ...
[INFO] [stdout] 522 | / componentwise_constructors_impl!(
[INFO] [stdout] 523 | |     /*
[INFO] [stdout] 524 | |      * Square matrices 1 .. 6.
[INFO] [stdout] 525 | |      */
[INFO] [stdout] ...   |
[INFO] [stdout] 664 | |     U6, U1, x:(0,0), y:(1,0), z:(2,0), w:(3,0), a:(4,0), b:(5,0);
[INFO] [stdout] 665 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.14.4/src/core/construction_slice_deprecated.rs:232:13
[INFO] [stdout]     |
[INFO] [stdout] 232 |               pub fn new(data: &'a mut [N], $($args: usize),*) -> Self {
[INFO] [stdout]     |               -------------------------------------------------------- other definition for `new`
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nalgebra`
[INFO] [stdout] For more information about this error, try `rustc --explain E0592`.
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "6af872b4d4ba7234b3135b60f27e6dbc1ce6d4cf5364d712d183be497fe10985", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6af872b4d4ba7234b3135b60f27e6dbc1ce6d4cf5364d712d183be497fe10985", kill_on_drop: false }`
[INFO] [stdout] 6af872b4d4ba7234b3135b60f27e6dbc1ce6d4cf5364d712d183be497fe10985