[INFO] fetching crate cast 0.2.7...
[INFO] testing cast-0.2.7 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate cast 0.2.7 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cast 0.2.7 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cast 0.2.7
[INFO] finished tweaking crates.io crate cast 0.2.7
[INFO] tweaked toml for crates.io crate cast 0.2.7 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d96a6ac1d162deffe2aca86d05b2a9aac7e8b1cedb180f8a70ad8c92eee46ae8
[INFO] running `Command { std: "docker" "start" "-a" "d96a6ac1d162deffe2aca86d05b2a9aac7e8b1cedb180f8a70ad8c92eee46ae8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d96a6ac1d162deffe2aca86d05b2a9aac7e8b1cedb180f8a70ad8c92eee46ae8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d96a6ac1d162deffe2aca86d05b2a9aac7e8b1cedb180f8a70ad8c92eee46ae8", kill_on_drop: false }`
[INFO] [stdout] d96a6ac1d162deffe2aca86d05b2a9aac7e8b1cedb180f8a70ad8c92eee46ae8
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4edc002bfdea65f284cdbe562de933bc515f69e4abc97e756ba0cbc511253f1f
[INFO] running `Command { std: "docker" "start" "-a" "4edc002bfdea65f284cdbe562de933bc515f69e4abc97e756ba0cbc511253f1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling cast v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.90s
[INFO] running `Command { std: "docker" "inspect" "4edc002bfdea65f284cdbe562de933bc515f69e4abc97e756ba0cbc511253f1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4edc002bfdea65f284cdbe562de933bc515f69e4abc97e756ba0cbc511253f1f", kill_on_drop: false }`
[INFO] [stdout] 4edc002bfdea65f284cdbe562de933bc515f69e4abc97e756ba0cbc511253f1f
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e655156854728a3c91fddb5e5c1d546c4db86d195035ca8953437fdace6a1e83
[INFO] running `Command { std: "docker" "start" "-a" "e655156854728a3c91fddb5e5c1d546c4db86d195035ca8953437fdace6a1e83", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling cast v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.51s
[INFO] running `Command { std: "docker" "inspect" "e655156854728a3c91fddb5e5c1d546c4db86d195035ca8953437fdace6a1e83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e655156854728a3c91fddb5e5c1d546c4db86d195035ca8953437fdace6a1e83", kill_on_drop: false }`
[INFO] [stdout] e655156854728a3c91fddb5e5c1d546c4db86d195035ca8953437fdace6a1e83
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7f2d358f25e111b47cf05d6d0b05a16332cdc2c5b45a169d25cac09a342472c3
[INFO] running `Command { std: "docker" "start" "-a" "7f2d358f25e111b47cf05d6d0b05a16332cdc2c5b45a169d25cac09a342472c3", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 105 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cast-d5cd659c009b49c0)
[INFO] [stdout] test test::demoting_to::i16::from::f64 ... ok
[INFO] [stdout] test test::demoting_to::i8::from::i16 ... ok
[INFO] [stdout] test test::demoting_to::i32::from::isize ... ok
[INFO] [stdout] test test::demoting_to::i8::from::i64 ... ok
[INFO] [stdout] test test::demoting_to::i64::from::f64 ... ok
[INFO] [stdout] test test::demoting_to::isize::from::f64 ... ok
[INFO] [stdout] test test::demoting_to::i8::from::f32 ... ok
[INFO] [stdout] test test::demoting_to::i16::from::i32 ... ok
[INFO] [stdout] test test::demoting_to::i8::from::i32 ... ok
[INFO] [stdout] test test::demoting_to::i16::from::isize ... ok
[INFO] [stdout] test test::demoting_to::isize::from::f32 ... ok
[INFO] [stdout] test test::demoting_to::u16::from::f32 ... ok
[INFO] [stdout] test test::demoting_to::u32::from::isize ... ok
[INFO] [stdout] test test::demoting_to::u32::from::i64 ... ok
[INFO] [stdout] test test::demoting_to::u32::from::f64 ... ok
[INFO] [stdout] test test::demoting_to::u8::from::u32 ... ok
[INFO] [stdout] test test::demoting_to::u8::from::i32 ... ok
[INFO] [stdout] test test::demoting_to::usize::from::f64 ... ok
[INFO] [stdout] test test::demoting_to::u8::from::i16 ... ok
[INFO] [stdout] test test::f32::inf::to::i16 ... ok
[INFO] [stdout] test test::demoting_to::usize::from::f32 ... ok
[INFO] [stdout] test test::demoting_to::u8::from::u64 ... ok
[INFO] [stdout] test test::demoting_to::i32::from::f32 ... ok
[INFO] [stdout] test test::demoting_to::u8::from::usize ... ok
[INFO] [stdout] test test::demoting_to::u8::from::isize ... ok
[INFO] [stdout] test test::demoting_to::i32::from::i64 ... ok
[INFO] [stdout] test test::demoting_to::u64::from::f64 ... ok
[INFO] [stdout] test test::demoting_to::u32::from::f32 ... ok
[INFO] [stdout] test test::demoting_to::u8::from::u16 ... ok
[INFO] [stdout] test test::demoting_to::u32::from::usize ... ok
[INFO] [stdout] test test::demoting_to::u8::from::i64 ... ok
[INFO] [stdout] test test::demoting_to::u8::from::f32 ... ok
[INFO] [stdout] test test::demoting_to::u32::from::u64 ... ok
[INFO] [stdout] test test::demoting_to::u8::from::f64 ... ok
[INFO] [stdout] test test::demoting_to::u64::from::f32 ... ok
[INFO] [stdout] test test::demoting_to::u16::from::i32 ... ok
[INFO] [stdout] test test::demoting_to::i8::from::f64 ... ok
[INFO] [stdout] test test::demoting_to::i16::from::i64 ... ok
[INFO] [stdout] test test::demoting_to::i32::from::f64 ... ok
[INFO] [stdout] test test::demoting_to::i64::from::f32 ... ok
[INFO] [stdout] test test::demoting_to::i16::from::f32 ... ok
[INFO] [stdout] test test::demoting_to::i8::from::isize ... ok
[INFO] [stdout] test test::f32::nan::to::i8 ... ok
[INFO] [stdout] test test::f32::inf::to::i32 ... ok
[INFO] [stdout] test test::f32::nan::to::i16 ... ok
[INFO] [stdout] test test::f32::inf::to::i64 ... ok
[INFO] [stdout] test test::f32::inf::to::isize ... ok
[INFO] [stdout] test test::f32::inf::to::u16 ... ok
[INFO] [stdout] test test::f32::inf::to::i8 ... ok
[INFO] [stdout] test test::f32::inf::to::u32 ... ok
[INFO] [stdout] test test::f32::inf::to::u64 ... ok
[INFO] [stdout] test test::f32::inf::to::usize ... 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::isize ... ok
[INFO] [stdout] test test::f32::nan::to::u32 ... ok
[INFO] [stdout] test test::f32::nan::to::u16 ... ok
[INFO] [stdout] test test::f32::nan::to::u64 ... ok
[INFO] [stdout] test test::f32::inf::to::u8 ... ok
[INFO] [stdout] test test::f64::inf::to::u8 ... ok
[INFO] [stdout] test test::f32::nan::to::usize ... 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::i16 ... ok
[INFO] [stdout] test test::f64::nan::to::u8 ... ok
[INFO] [stdout] test test::f64::nan::to::u32 ... ok
[INFO] [stdout] test test::f64::inf::to::isize ... ok
[INFO] [stdout] test test::f64::nan::to::usize ... ok
[INFO] [stdout] test test::f64::inf::to::u16 ... ok
[INFO] [stdout] test test::f64::nan::to::isize ... ok
[INFO] [stdout] test test::gh16 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u16::and::i8 ... 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::i64 ... ok
[INFO] [stdout] test test::f64::inf::to::usize ... ok
[INFO] [stdout] test test::f64::nan::to::i64 ... ok
[INFO] [stdout] test test::f64::nan::to::u16 ... ok
[INFO] [stdout] test test::f32::nan::to::u8 ... ok
[INFO] [stdout] test test::f64::nan::to::u64 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u16::and::i16 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u32::and::i32 ... ok
[INFO] [stdout] test test::f64::nan::to::i8 ... ok
[INFO] [stdout] test test::f64::nan::to::i32 ... ok
[INFO] [stdout] test test::f64::nan::to::i16 ... ok
[INFO] [stdout] test test::f64::inf::to::u32 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u32::and::i16 ... ok
[INFO] [stdout] test test::symmetric_cast_between::usize::and::i8 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u64::and::isize ... ok
[INFO] [stdout] test test::f64::inf::to::u64 ... ok
[INFO] [stdout] test test::symmetric_cast_between::usize::and::i16 ... ok
[INFO] [stdout] test test::symmetric_cast_between::usize::and::isize ... ok
[INFO] [stdout] test test::symmetric_cast_between::usize::and::i64 ... ok
[INFO] [stdout] test test::demoting_to::u16::from::u32 ... ok
[INFO] [stdout] test test::demoting_to::u16::from::u64 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u64::and::i16 ... ok
[INFO] [stdout] test test::gh15 ... ok
[INFO] [stdout] test test::demoting_to::u16::from::i64 ... ok
[INFO] [stdout] test test::demoting_to::u16::from::usize ... ok
[INFO] [stdout] test test::demoting_to::u16::from::f64 ... ok
[INFO] [stdout] test test::demoting_to::u16::from::isize ... ok
[INFO] [stdout] test test::symmetric_cast_between::u64::and::i8 ... 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] 
[INFO] [stdout] test result: ok. 105 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cast
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 49) ... ok
[INFO] [stdout] test src/lib.rs - (line 65) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7f2d358f25e111b47cf05d6d0b05a16332cdc2c5b45a169d25cac09a342472c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f2d358f25e111b47cf05d6d0b05a16332cdc2c5b45a169d25cac09a342472c3", kill_on_drop: false }`
[INFO] [stdout] 7f2d358f25e111b47cf05d6d0b05a16332cdc2c5b45a169d25cac09a342472c3