[INFO] fetching crate cast 0.3.0...
[INFO] testing cast-0.3.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate cast 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate cast 0.3.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cast 0.3.0
[INFO] finished tweaking crates.io crate cast 0.3.0
[INFO] tweaked toml for crates.io crate cast 0.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f97139bd0e87c91a5bcac9e937744afce0a438308a64e4ca83e28d1c5b5fea47
[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" "f97139bd0e87c91a5bcac9e937744afce0a438308a64e4ca83e28d1c5b5fea47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f97139bd0e87c91a5bcac9e937744afce0a438308a64e4ca83e28d1c5b5fea47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f97139bd0e87c91a5bcac9e937744afce0a438308a64e4ca83e28d1c5b5fea47", kill_on_drop: false }`
[INFO] [stdout] f97139bd0e87c91a5bcac9e937744afce0a438308a64e4ca83e28d1c5b5fea47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 927170d21e87ee04da06804d8fcedc4c2a0cef814cbc1c81f0216295228795eb
[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" "927170d21e87ee04da06804d8fcedc4c2a0cef814cbc1c81f0216295228795eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling cast v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "927170d21e87ee04da06804d8fcedc4c2a0cef814cbc1c81f0216295228795eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "927170d21e87ee04da06804d8fcedc4c2a0cef814cbc1c81f0216295228795eb", kill_on_drop: false }`
[INFO] [stdout] 927170d21e87ee04da06804d8fcedc4c2a0cef814cbc1c81f0216295228795eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe015714e0359aadc3423823b7535fea3fc3afd52695b97adba764d4abac7e75
[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" "fe015714e0359aadc3423823b7535fea3fc3afd52695b97adba764d4abac7e75", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling cast v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.03s
[INFO] running `Command { std: "docker" "inspect" "fe015714e0359aadc3423823b7535fea3fc3afd52695b97adba764d4abac7e75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe015714e0359aadc3423823b7535fea3fc3afd52695b97adba764d4abac7e75", kill_on_drop: false }`
[INFO] [stdout] fe015714e0359aadc3423823b7535fea3fc3afd52695b97adba764d4abac7e75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2ae31482ad400fb2a0631509ca9ee9a46e62391e4e873063e419ffebd0ac1f28
[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" "2ae31482ad400fb2a0631509ca9ee9a46e62391e4e873063e419ffebd0ac1f28", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cast-847f480d17e8489b)
[INFO] [stdout] running 126 tests
[INFO] [stdout] test test::demoting_to::i16::from::i64 ... ok
[INFO] [stdout] test test::demoting_to::i16::from::i32 ... ok
[INFO] [stdout] test test::demoting_to::i16::from::isize ... ok
[INFO] [stdout] test test::demoting_to::i16::from::i128 ... ok
[INFO] [stdout] test test::demoting_to::i16::from::f64 ... ok
[INFO] [stdout] test test::demoting_to::i32::from::i64 ... ok
[INFO] [stdout] test test::demoting_to::i64::from::i128 ... ok
[INFO] [stdout] test test::demoting_to::i16::from::f32 ... ok
[INFO] [stdout] test test::demoting_to::i32::from::i128 ... ok
[INFO] [stdout] test test::demoting_to::i8::from::f32 ... ok
[INFO] [stdout] test test::demoting_to::i32::from::isize ... ok
[INFO] [stdout] test test::demoting_to::i8::from::i16 ... ok
[INFO] [stdout] test test::demoting_to::i8::from::i64 ... ok
[INFO] [stdout] test test::demoting_to::i32::from::f64 ... ok
[INFO] [stdout] test test::demoting_to::i8::from::i32 ... ok
[INFO] [stdout] test test::demoting_to::i8::from::f64 ... ok
[INFO] [stdout] test test::demoting_to::i8::from::i128 ... ok
[INFO] [stdout] test test::demoting_to::u16::from::i128 ... ok
[INFO] [stdout] test test::demoting_to::u16::from::i32 ... ok
[INFO] [stdout] test test::demoting_to::u32::from::isize ... ok
[INFO] [stdout] test test::demoting_to::u32::from::i128 ... ok
[INFO] [stdout] test test::demoting_to::u16::from::usize ... ok
[INFO] [stdout] test test::demoting_to::u32::from::f64 ... ok
[INFO] [stdout] test test::demoting_to::u32::from::i64 ... ok
[INFO] [stdout] test test::demoting_to::u16::from::isize ... ok
[INFO] [stdout] test test::demoting_to::u16::from::i64 ... ok
[INFO] [stdout] test test::demoting_to::u32::from::usize ... ok
[INFO] [stdout] test test::demoting_to::u32::from::u64 ... ok
[INFO] [stdout] test test::demoting_to::u64::from::i128 ... ok
[INFO] [stdout] test test::demoting_to::u16::from::f32 ... ok
[INFO] [stdout] test test::demoting_to::u8::from::f32 ... ok
[INFO] [stdout] test test::demoting_to::u64::from::u128 ... ok
[INFO] [stdout] test test::demoting_to::u8::from::f64 ... ok
[INFO] [stdout] test test::demoting_to::isize::from::i128 ... ok
[INFO] [stdout] test test::demoting_to::i8::from::isize ... ok
[INFO] [stdout] test test::demoting_to::u16::from::u64 ... ok
[INFO] [stdout] test test::demoting_to::u8::from::i32 ... ok
[INFO] [stdout] test test::demoting_to::u16::from::f64 ... ok
[INFO] [stdout] test test::demoting_to::u8::from::i128 ... ok
[INFO] [stdout] test test::demoting_to::u8::from::u128 ... ok
[INFO] [stdout] test test::demoting_to::usize::from::u128 ... ok
[INFO] [stdout] test test::f32::inf::to::i128 ... ok
[INFO] [stdout] test test::f32::inf::to::i16 ... ok
[INFO] [stdout] test test::demoting_to::u8::from::isize ... ok
[INFO] [stdout] test test::demoting_to::u8::from::i64 ... ok
[INFO] [stdout] test test::demoting_to::u8::from::i16 ... ok
[INFO] [stdout] test test::f32::inf::to::i64 ... ok
[INFO] [stdout] test test::f32::inf::to::u16 ... ok
[INFO] [stdout] test test::f32::inf::to::u128 ... ok
[INFO] [stdout] test test::f32::inf::to::u64 ... ok
[INFO] [stdout] test test::f32::inf::to::u8 ... ok
[INFO] [stdout] test test::f32::inf::to::usize ... ok
[INFO] [stdout] test test::f32::nan::to::i128 ... ok
[INFO] [stdout] test test::f32::nan::to::i16 ... ok
[INFO] [stdout] test test::f32::nan::to::i32 ... ok
[INFO] [stdout] test test::f32::nan::to::i64 ... ok
[INFO] [stdout] test test::f32::nan::to::i8 ... ok
[INFO] [stdout] test test::f32::nan::to::isize ... ok
[INFO] [stdout] test test::f32::nan::to::u64 ... ok
[INFO] [stdout] test test::f32::nan::to::u128 ... ok
[INFO] [stdout] test test::f32::nan::to::u16 ... ok
[INFO] [stdout] test test::f32::nan::to::u8 ... ok
[INFO] [stdout] test test::f32::nan::to::u32 ... ok
[INFO] [stdout] test test::f32::nan::to::usize ... ok
[INFO] [stdout] test test::f64::inf::to::i128 ... ok
[INFO] [stdout] test test::f64::inf::to::i16 ... ok
[INFO] [stdout] test test::f64::inf::to::i32 ... ok
[INFO] [stdout] test test::f64::inf::to::i64 ... ok
[INFO] [stdout] test test::f64::inf::to::i8 ... ok
[INFO] [stdout] test test::f64::inf::to::isize ... ok
[INFO] [stdout] test test::f64::inf::to::u128 ... ok
[INFO] [stdout] test test::f64::inf::to::u16 ... ok
[INFO] [stdout] test test::f64::inf::to::u32 ... ok
[INFO] [stdout] test test::f32::inf::to::u32 ... ok
[INFO] [stdout] test test::f32::inf::to::i8 ... ok
[INFO] [stdout] test test::f32::inf::to::isize ... ok
[INFO] [stdout] test test::demoting_to::u8::from::usize ... ok
[INFO] [stdout] test test::demoting_to::u32::from::u128 ... ok
[INFO] [stdout] test test::demoting_to::u8::from::u32 ... ok
[INFO] [stdout] test test::f64::nan::to::i32 ... ok
[INFO] [stdout] test test::f64::nan::to::i64 ... ok
[INFO] [stdout] test test::demoting_to::usize::from::i128 ... ok
[INFO] [stdout] test test::f64::nan::to::u32 ... ok
[INFO] [stdout] test test::demoting_to::u8::from::u16 ... ok
[INFO] [stdout] test test::f64::nan::to::u64 ... ok
[INFO] [stdout] test test::f64::nan::to::u16 ... ok
[INFO] [stdout] test test::f64::nan::to::u8 ... ok
[INFO] [stdout] test test::demoting_to::u16::from::u32 ... ok
[INFO] [stdout] test test::gh16 ... ok
[INFO] [stdout] test test::gh23_lossless_integer_max_min_to_float ... ok
[INFO] [stdout] test test::demoting_to::u16::from::u128 ... ok
[INFO] [stdout] test test::f64::nan::to::isize ... ok
[INFO] [stdout] test test::f64::nan::to::u128 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u128::and::i64 ... ok
[INFO] [stdout] test test::f64::nan::to::usize ... ok
[INFO] [stdout] test test::gh15 ... ok
[INFO] [stdout] test test::f64::nan::to::i16 ... ok
[INFO] [stdout] test test::f64::nan::to::i8 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u128::and::i128 ... ok
[INFO] [stdout] test test::f64::inf::to::u64 ... ok
[INFO] [stdout] test test::f64::inf::to::u8 ... ok
[INFO] [stdout] test test::f64::inf::to::usize ... ok
[INFO] [stdout] test test::f64::nan::to::i128 ... ok
[INFO] [stdout] test test::demoting_to::u8::from::u64 ... ok
[INFO] [stdout] test test::f32::inf::to::i32 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u128::and::i8 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u128::and::i32 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u128::and::isize ... ok
[INFO] [stdout] test test::symmetric_cast_between::u32::and::i32 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u64::and::isize ... ok
[INFO] [stdout] test test::symmetric_cast_between::usize::and::i64 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u32::and::i16 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u64::and::i64 ... ok
[INFO] [stdout] test test::symmetric_cast_between::usize::and::i8 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u128::and::i16 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u16::and::i16 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u8::and::i8 ... ok
[INFO] [stdout] test test::symmetric_cast_between::usize::and::i32 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u64::and::i8 ... ok
[INFO] [stdout] test test::symmetric_cast_between::usize::and::i16 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u16::and::i8 ... ok
[INFO] [stdout] test test::symmetric_cast_between::usize::and::isize ... ok
[INFO] [stdout] test test::test_fl_conversion ... ok
[INFO] [stdout] test test::symmetric_cast_between::u32::and::i8 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u64::and::i32 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u64::and::i16 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 126 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cast
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 45) ... ok
[INFO] [stdout] test src/lib.rs - (line 59) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.17s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2ae31482ad400fb2a0631509ca9ee9a46e62391e4e873063e419ffebd0ac1f28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ae31482ad400fb2a0631509ca9ee9a46e62391e4e873063e419ffebd0ac1f28", kill_on_drop: false }`
[INFO] [stdout] 2ae31482ad400fb2a0631509ca9ee9a46e62391e4e873063e419ffebd0ac1f28