[INFO] fetching crate float_extras 0.1.6...
[INFO] testing float_extras-0.1.6 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate float_extras 0.1.6 into /workspace/builds/worker-47/source
[INFO] validating manifest of crates.io crate float_extras 0.1.6 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate float_extras 0.1.6
[INFO] finished tweaking crates.io crate float_extras 0.1.6
[INFO] tweaked toml for crates.io crate float_extras 0.1.6 written to /workspace/builds/worker-47/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8b714fe84c469a7265338770eb4fc57d9b53a4387ba6b4098e849d29173d859
[INFO] running `Command { std: "docker" "start" "-a" "e8b714fe84c469a7265338770eb4fc57d9b53a4387ba6b4098e849d29173d859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8b714fe84c469a7265338770eb4fc57d9b53a4387ba6b4098e849d29173d859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8b714fe84c469a7265338770eb4fc57d9b53a4387ba6b4098e849d29173d859", kill_on_drop: false }`
[INFO] [stdout] e8b714fe84c469a7265338770eb4fc57d9b53a4387ba6b4098e849d29173d859
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bf8442bdc92a19e38705aad673c6bcb467d2f4b3e63b5f5b677b1cf8c55b5d2
[INFO] running `Command { std: "docker" "start" "-a" "9bf8442bdc92a19e38705aad673c6bcb467d2f4b3e63b5f5b677b1cf8c55b5d2", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling float_extras v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: attribute should be applied to a foreign function or static
[INFO] [stdout]   --> src/lib.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  |       #[link_name = "m"]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 8  | /     extern "C" {
[INFO] [stdout] 9  | |         pub fn frexp(n: c_double, value: &mut c_int) -> c_double;
[INFO] [stdout] 10 | |         pub fn ldexp(x: c_double, n: c_int) -> c_double;
[INFO] [stdout] 11 | |         pub fn modf(x: c_double, iptr: &mut c_double) -> c_double;
[INFO] [stdout] ...  |
[INFO] [stdout] 33 | |         pub fn fma(x: c_double, y: c_double, z: c_double) -> c_double;
[INFO] [stdout] 34 | |     }
[INFO] [stdout]    | |_____- not a foreign function or static
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] help: try `#[link(name = "m")]` instead
[INFO] [stdout]   --> src/lib.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  |     #[link_name = "m"]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "9bf8442bdc92a19e38705aad673c6bcb467d2f4b3e63b5f5b677b1cf8c55b5d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bf8442bdc92a19e38705aad673c6bcb467d2f4b3e63b5f5b677b1cf8c55b5d2", kill_on_drop: false }`
[INFO] [stdout] 9bf8442bdc92a19e38705aad673c6bcb467d2f4b3e63b5f5b677b1cf8c55b5d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a74708e2f96eab2e65e350015f64cd1ffe09a9aa9e0bdd4eb1bda223920985f
[INFO] running `Command { std: "docker" "start" "-a" "4a74708e2f96eab2e65e350015f64cd1ffe09a9aa9e0bdd4eb1bda223920985f", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stdout] warning: attribute should be applied to a foreign function or static
[INFO] [stdout]   --> src/lib.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  |       #[link_name = "m"]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 8  | /     extern "C" {
[INFO] [stdout] 9  | |         pub fn frexp(n: c_double, value: &mut c_int) -> c_double;
[INFO] [stdout] 10 | |         pub fn ldexp(x: c_double, n: c_int) -> c_double;
[INFO] [stdout] 11 | |         pub fn modf(x: c_double, iptr: &mut c_double) -> c_double;
[INFO] [stdout] ...  |
[INFO] [stdout] 33 | |         pub fn fma(x: c_double, y: c_double, z: c_double) -> c_double;
[INFO] [stdout] 34 | |     }
[INFO] [stdout]    | |_____- not a foreign function or static
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] help: try `#[link(name = "m")]` instead
[INFO] [stdout]   --> src/lib.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  |     #[link_name = "m"]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling float_extras v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: attribute should be applied to a foreign function or static
[INFO] [stdout]   --> src/lib.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  |       #[link_name = "m"]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 8  | /     extern "C" {
[INFO] [stdout] 9  | |         pub fn frexp(n: c_double, value: &mut c_int) -> c_double;
[INFO] [stdout] 10 | |         pub fn ldexp(x: c_double, n: c_int) -> c_double;
[INFO] [stdout] 11 | |         pub fn modf(x: c_double, iptr: &mut c_double) -> c_double;
[INFO] [stdout] ...  |
[INFO] [stdout] 33 | |         pub fn fma(x: c_double, y: c_double, z: c_double) -> c_double;
[INFO] [stdout] 34 | |     }
[INFO] [stdout]    | |_____- not a foreign function or static
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] help: try `#[link(name = "m")]` instead
[INFO] [stdout]   --> src/lib.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  |     #[link_name = "m"]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/float_extras-4208a650d1194d6f)
[INFO] running `Command { std: "docker" "inspect" "4a74708e2f96eab2e65e350015f64cd1ffe09a9aa9e0bdd4eb1bda223920985f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a74708e2f96eab2e65e350015f64cd1ffe09a9aa9e0bdd4eb1bda223920985f", kill_on_drop: false }`
[INFO] [stdout] 4a74708e2f96eab2e65e350015f64cd1ffe09a9aa9e0bdd4eb1bda223920985f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 11e1c71caa70a8c45d5f9752cdf11e6054102fe6d9bf455fa3850b73e8489f58
[INFO] running `Command { std: "docker" "start" "-a" "11e1c71caa70a8c45d5f9752cdf11e6054102fe6d9bf455fa3850b73e8489f58", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: attribute should be applied to a foreign function or static
[INFO] [stderr]   --> src/lib.rs:7:5
[INFO] [stderr]    |
[INFO] [stderr] 7  |       #[link_name = "m"]
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 8  | /     extern "C" {
[INFO] [stderr] 9  | |         pub fn frexp(n: c_double, value: &mut c_int) -> c_double;
[INFO] [stderr] 10 | |         pub fn ldexp(x: c_double, n: c_int) -> c_double;
[INFO] [stderr] 11 | |         pub fn modf(x: c_double, iptr: &mut c_double) -> c_double;
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         pub fn fma(x: c_double, y: c_double, z: c_double) -> c_double;
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____- not a foreign function or static
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr] help: try `#[link(name = "m")]` instead
[INFO] [stderr]   --> src/lib.rs:7:5
[INFO] [stderr]    |
[INFO] [stderr] 7  |     #[link_name = "m"]
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `float_extras` (lib) generated 1 warning
[INFO] [stderr] warning: `float_extras` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/float_extras-4208a650d1194d6f)
[INFO] [stderr]    Doc-tests float_extras
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::smoke_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "11e1c71caa70a8c45d5f9752cdf11e6054102fe6d9bf455fa3850b73e8489f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11e1c71caa70a8c45d5f9752cdf11e6054102fe6d9bf455fa3850b73e8489f58", kill_on_drop: false }`
[INFO] [stdout] 11e1c71caa70a8c45d5f9752cdf11e6054102fe6d9bf455fa3850b73e8489f58