[INFO] fetching crate stream-dct 0.1.0...
[INFO] testing stream-dct-0.1.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate stream-dct 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate stream-dct 0.1.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stream-dct 0.1.0
[INFO] finished tweaking crates.io crate stream-dct 0.1.0
[INFO] tweaked toml for crates.io crate stream-dct 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5bac7ddd2486a57f174c6537c7917f151c8d6922a101653c3d55bf9c5debd61d
[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" "5bac7ddd2486a57f174c6537c7917f151c8d6922a101653c3d55bf9c5debd61d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bac7ddd2486a57f174c6537c7917f151c8d6922a101653c3d55bf9c5debd61d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bac7ddd2486a57f174c6537c7917f151c8d6922a101653c3d55bf9c5debd61d", kill_on_drop: false }`
[INFO] [stdout] 5bac7ddd2486a57f174c6537c7917f151c8d6922a101653c3d55bf9c5debd61d
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", 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] bc0fce7a502a13751151bab23a4330d1578f58d39dd9c6f0af7e8cb1d37ca737
[INFO] running `Command { std: "docker" "start" "-a" "bc0fce7a502a13751151bab23a4330d1578f58d39dd9c6f0af7e8cb1d37ca737", kill_on_drop: false }`
[INFO] [stderr]    Compiling stream-dct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `PI` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 11  | use std::f64::consts::{PI, SQRT_2};
[INFO] [stdout]     |                        -- the item `PI` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 124 |     use std::f64::consts::PI;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::f64::<impl f64>::abs_sub`: you probably meant `(self - other).abs()`: this operation is `(self - other).max(0.0)` except that `abs_sub` also propagates NaNs (also known as `fdim` in C). If you truly need the positive difference, consider using that expression or the C function `fdim`, depending on how you wish to handle NaN (please consider filing an issue describing your use-case too).
[INFO] [stdout]    --> src/lib.rs:133:20
[INFO] [stdout]     |
[INFO] [stdout] 133 |             approx.abs_sub(x.cos()) <= ERROR, 
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "bc0fce7a502a13751151bab23a4330d1578f58d39dd9c6f0af7e8cb1d37ca737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc0fce7a502a13751151bab23a4330d1578f58d39dd9c6f0af7e8cb1d37ca737", kill_on_drop: false }`
[INFO] [stdout] bc0fce7a502a13751151bab23a4330d1578f58d39dd9c6f0af7e8cb1d37ca737
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", 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] ac24383dcc23f505de82714f1e04ec38bee7499a979c679531b628dd910ce6a4
[INFO] running `Command { std: "docker" "start" "-a" "ac24383dcc23f505de82714f1e04ec38bee7499a979c679531b628dd910ce6a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling stream-dct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `PI` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 11  | use std::f64::consts::{PI, SQRT_2};
[INFO] [stdout]     |                        -- the item `PI` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 124 |     use std::f64::consts::PI;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::f64::<impl f64>::abs_sub`: you probably meant `(self - other).abs()`: this operation is `(self - other).max(0.0)` except that `abs_sub` also propagates NaNs (also known as `fdim` in C). If you truly need the positive difference, consider using that expression or the C function `fdim`, depending on how you wish to handle NaN (please consider filing an issue describing your use-case too).
[INFO] [stdout]    --> src/lib.rs:133:20
[INFO] [stdout]     |
[INFO] [stdout] 133 |             approx.abs_sub(x.cos()) <= ERROR, 
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PI` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 11  | use std::f64::consts::{PI, SQRT_2};
[INFO] [stdout]     |                        -- the item `PI` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 124 |     use std::f64::consts::PI;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::f64::<impl f64>::abs_sub`: you probably meant `(self - other).abs()`: this operation is `(self - other).max(0.0)` except that `abs_sub` also propagates NaNs (also known as `fdim` in C). If you truly need the positive difference, consider using that expression or the C function `fdim`, depending on how you wish to handle NaN (please consider filing an issue describing your use-case too).
[INFO] [stdout]    --> src/lib.rs:133:20
[INFO] [stdout]     |
[INFO] [stdout] 133 |             approx.abs_sub(x.cos()) <= ERROR, 
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "ac24383dcc23f505de82714f1e04ec38bee7499a979c679531b628dd910ce6a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac24383dcc23f505de82714f1e04ec38bee7499a979c679531b628dd910ce6a4", kill_on_drop: false }`
[INFO] [stdout] ac24383dcc23f505de82714f1e04ec38bee7499a979c679531b628dd910ce6a4
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4eebec0fcb1c0c525e06b16bd8f04d7dad6de43d89212039e37c28004a1285ef
[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" "4eebec0fcb1c0c525e06b16bd8f04d7dad6de43d89212039e37c28004a1285ef", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: the item `PI` is imported redundantly
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> src/lib.rs:124:9
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 11  | use std::f64::consts::{PI, SQRT_2};
[INFO] [stdout] 
[INFO] [stderr]     |                        -- the item `PI` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 124 |     use std::f64::consts::PI;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::f64::<impl f64>::abs_sub`: you probably meant `(self - other).abs()`: this operation is `(self - other).max(0.0)` except that `abs_sub` also propagates NaNs (also known as `fdim` in C). If you truly need the positive difference, consider using that expression or the C function `fdim`, depending on how you wish to handle NaN (please consider filing an issue describing your use-case too).
[INFO] [stderr]    --> src/lib.rs:133:20
[INFO] [stderr]     |
[INFO] [stderr] 133 |             approx.abs_sub(x.cos()) <= ERROR, 
[INFO] [stderr]     |                    ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: the item `PI` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:124:9
[INFO] [stderr]     |
[INFO] [stderr] 11  | use std::f64::consts::{PI, SQRT_2};
[INFO] [stderr]     |                        -- the item `PI` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 124 |     use std::f64::consts::PI;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::f64::<impl f64>::abs_sub`: you probably meant `(self - other).abs()`: this operation is `(self - other).max(0.0)` except that `abs_sub` also propagates NaNs (also known as `fdim` in C). If you truly need the positive difference, consider using that expression or the C function `fdim`, depending on how you wish to handle NaN (please consider filing an issue describing your use-case too).
[INFO] [stderr]    --> src/lib.rs:133:20
[INFO] [stderr]     |
[INFO] [stderr] 133 |             approx.abs_sub(x.cos()) <= ERROR, 
[INFO] [stderr]     |                    ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stream_dct-d4b7ce88a649f3bf
[INFO] [stderr]    Doc-tests stream-dct
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4eebec0fcb1c0c525e06b16bd8f04d7dad6de43d89212039e37c28004a1285ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eebec0fcb1c0c525e06b16bd8f04d7dad6de43d89212039e37c28004a1285ef", kill_on_drop: false }`
[INFO] [stdout] 4eebec0fcb1c0c525e06b16bd8f04d7dad6de43d89212039e37c28004a1285ef
