[INFO] fetching crate strided 0.2.9...
[INFO] testing strided-0.2.9 against 1.49.0 for beta-1.50-1
[INFO] extracting crate strided 0.2.9 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate strided 0.2.9 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-10/source/.cargo/config
[INFO] started tweaking crates.io crate strided 0.2.9
[INFO] finished tweaking crates.io crate strided 0.2.9
[INFO] tweaked toml for crates.io crate strided 0.2.9 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8275a091b86e9e06a6494ea89bcc86761e55cd7faea3ac1165107c8f3de23fe5
[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" "8275a091b86e9e06a6494ea89bcc86761e55cd7faea3ac1165107c8f3de23fe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8275a091b86e9e06a6494ea89bcc86761e55cd7faea3ac1165107c8f3de23fe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8275a091b86e9e06a6494ea89bcc86761e55cd7faea3ac1165107c8f3de23fe5", kill_on_drop: false }`
[INFO] [stdout] 8275a091b86e9e06a6494ea89bcc86761e55cd7faea3ac1165107c8f3de23fe5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 937f5b59083c8808f2aaf5d2dbbf8bb3c76fd335411c16204fc52d7e4873dfdc
[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" "937f5b59083c8808f2aaf5d2dbbf8bb3c76fd335411c16204fc52d7e4873dfdc", kill_on_drop: false }`
[INFO] [stderr]    Compiling strided v0.2.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `raw_pointer_derive` has been removed: `using derive with raw pointers is ok`
[INFO] [stdout]    --> src/base.rs:258:9
[INFO] [stdout]     |
[INFO] [stdout] 258 | #[allow(raw_pointer_derive)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/base.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         try!(write!(f, "["));
[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/base.rs:72:17
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 try!(write!(f, ", "));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/base.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |             try!(write!(f, "{:?}", *x))
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "937f5b59083c8808f2aaf5d2dbbf8bb3c76fd335411c16204fc52d7e4873dfdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "937f5b59083c8808f2aaf5d2dbbf8bb3c76fd335411c16204fc52d7e4873dfdc", kill_on_drop: false }`
[INFO] [stdout] 937f5b59083c8808f2aaf5d2dbbf8bb3c76fd335411c16204fc52d7e4873dfdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 122018f17d759e38a32dc50622a98ecaa47f6edb2dcc6640a7d486efb1ed21de
[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" "122018f17d759e38a32dc50622a98ecaa47f6edb2dcc6640a7d486efb1ed21de", kill_on_drop: false }`
[INFO] [stdout] warning: lint `raw_pointer_derive` has been removed: `using derive with raw pointers is ok`
[INFO] [stdout]    --> src/base.rs:258:9
[INFO] [stdout]     |
[INFO] [stdout] 258 | #[allow(raw_pointer_derive)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/base.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         try!(write!(f, "["));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling strided v0.2.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/base.rs:72:17
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 try!(write!(f, ", "));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/base.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |             try!(write!(f, "{:?}", *x))
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `raw_pointer_derive` has been removed: `using derive with raw pointers is ok`
[INFO] [stdout]    --> src/base.rs:258:9
[INFO] [stdout]     |
[INFO] [stdout] 258 | #[allow(raw_pointer_derive)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/base.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         try!(write!(f, "["));
[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/base.rs:72:17
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 try!(write!(f, ", "));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/base.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |             try!(write!(f, "{:?}", *x))
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.63s
[INFO] running `Command { std: "docker" "inspect" "122018f17d759e38a32dc50622a98ecaa47f6edb2dcc6640a7d486efb1ed21de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "122018f17d759e38a32dc50622a98ecaa47f6edb2dcc6640a7d486efb1ed21de", kill_on_drop: false }`
[INFO] [stdout] 122018f17d759e38a32dc50622a98ecaa47f6edb2dcc6640a7d486efb1ed21de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f6636217b6278dbb6c1099711bc54975d5ed23e5f6615aef23a9a534667213c3
[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" "f6636217b6278dbb6c1099711bc54975d5ed23e5f6615aef23a9a534667213c3", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: lint `raw_pointer_derive` has been removed: `using derive with raw pointers is ok`
[INFO] [stdout] running 19 tests
[INFO] [stderr]    --> src/base.rs:258:9
[INFO] [stderr]     |
[INFO] [stderr] 258 | #[allow(raw_pointer_derive)]
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/base.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |         try!(write!(f, "["));
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/base.rs:72:17
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 try!(write!(f, ", "));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/base.rs:74:13
[INFO] [stderr]    |
[INFO] [stderr] 74 |             try!(write!(f, "{:?}", *x))
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: lint `raw_pointer_derive` has been removed: `using derive with raw pointers is ok`
[INFO] [stderr]    --> src/base.rs:258:9
[INFO] [stderr]     |
[INFO] [stderr] 258 | #[allow(raw_pointer_derive)]
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/base.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |         try!(write!(f, "["));
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/base.rs:72:17
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 try!(write!(f, ", "));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/base.rs:74:13
[INFO] [stderr]    |
[INFO] [stderr] 74 |             try!(write!(f, "{:?}", *x))
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/strided-3c4ac02a689d3a3d
[INFO] [stdout] test imm::tests::iter ... ok
[INFO] [stdout] test imm::tests::show ... ok
[INFO] [stdout] test imm::tests::comparisons ... ok
[INFO] [stdout] test imm::tests::get ... ok
[INFO] [stdout] test imm::tests::stride_len ... ok
[INFO] [stdout] test imm::tests::substrides2 ... ok
[INFO] [stdout] test imm::tests::substrides ... ok
[INFO] [stdout] test mut_::tests::comparisons ... ok
[INFO] [stdout] test mut_::tests::iter ... ok
[INFO] [stdout] test mut_::tests::get ... ok
[INFO] [stdout] test mut_::tests::reborrow ... ok
[INFO] [stdout] test imm::tests::slice_split ... ok
[INFO] [stdout] test mut_::tests::show ... ok
[INFO] [stdout] test mut_::tests::stride_len ... ok
[INFO] [stdout] test mut_::tests::substrides2 ... ok
[INFO] [stdout] test mut_::tests::slice_split ... ok
[INFO] [stdout] test mut_::tests::substrides ... ok
[INFO] [stdout] test imm::tests::no_zero_sized_types ... ok
[INFO] [stdout] test mut_::tests::no_zero_sized_types ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests strided
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 90) ... ignored
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] test src/lib.rs - (line 53) ... ok
[INFO] [stdout] test src/lib.rs - (line 109) ... ok
[INFO] [stdout] test src/lib.rs - (line 164) ... FAILED
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stdout] test src/lib.rs - (line 66) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 164) stdout ----
[INFO] [stdout] warning: unknown lint: `unstable`
[INFO] [stdout]  --> src/lib.rs:165:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![allow(unstable)]
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `&{float}: Float` is not satisfied
[INFO] [stdout]   --> src/lib.rs:194:19
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let twiddle = Complex::from_polar(&1.0, &(-2.0 * f64::consts::PI / input.len() as f64));
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^ the trait `Float` is not implemented for `&{float}`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following implementations were found:
[INFO] [stdout]              <f32 as Float>
[INFO] [stdout]              <f64 as Float>
[INFO] [stdout]    = note: required by `Complex::<T>::from_polar`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: cannot multiply `Complex<f64>` by `Complex<&f64>`
[INFO] [stdout]   --> src/lib.rs:207:25
[INFO] [stdout]    |
[INFO] [stdout] 44 |         factor = factor * twiddle;
[INFO] [stdout]    |                         ^ no implementation for `Complex<f64> * Complex<&f64>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Mul<Complex<&f64>>` is not implemented for `Complex<f64>`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 164)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f6636217b6278dbb6c1099711bc54975d5ed23e5f6615aef23a9a534667213c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6636217b6278dbb6c1099711bc54975d5ed23e5f6615aef23a9a534667213c3", kill_on_drop: false }`
[INFO] [stdout] f6636217b6278dbb6c1099711bc54975d5ed23e5f6615aef23a9a534667213c3