[INFO] crate cast 0.2.3 is already in cache
[INFO] testing cast-0.2.3 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate cast 0.2.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate cast 0.2.3 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate cast 0.2.3
[INFO] finished tweaking crates.io crate cast 0.2.3
[INFO] tweaked toml for crates.io crate cast 0.2.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aa4d2e174a9cf23044e7d13027646dff035360212337caff98fd61cf4a2db591
[INFO] running `"docker" "start" "-a" "aa4d2e174a9cf23044e7d13027646dff035360212337caff98fd61cf4a2db591"`
[INFO] [stderr]    Compiling cast v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `"docker" "inspect" "aa4d2e174a9cf23044e7d13027646dff035360212337caff98fd61cf4a2db591"`
[INFO] running `"docker" "rm" "-f" "aa4d2e174a9cf23044e7d13027646dff035360212337caff98fd61cf4a2db591"`
[INFO] [stdout] aa4d2e174a9cf23044e7d13027646dff035360212337caff98fd61cf4a2db591
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1bdf1093aa076437f1b3f832c75c41da5ed3de5070d27bc9dac5ae0f1f62ac1c
[INFO] running `"docker" "start" "-a" "1bdf1093aa076437f1b3f832c75c41da5ed3de5070d27bc9dac5ae0f1f62ac1c"`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling getrandom v0.1.14
[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 regex v1.3.7
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling cast v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 40.26s
[INFO] running `"docker" "inspect" "1bdf1093aa076437f1b3f832c75c41da5ed3de5070d27bc9dac5ae0f1f62ac1c"`
[INFO] running `"docker" "rm" "-f" "1bdf1093aa076437f1b3f832c75c41da5ed3de5070d27bc9dac5ae0f1f62ac1c"`
[INFO] [stdout] 1bdf1093aa076437f1b3f832c75c41da5ed3de5070d27bc9dac5ae0f1f62ac1c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 35033ef4411a55652b69379ab9ab7f87b19d16cd0977888f1d2dc60f37e7b93f
[INFO] running `"docker" "start" "-a" "35033ef4411a55652b69379ab9ab7f87b19d16cd0977888f1d2dc60f37e7b93f"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cast-481e20ce3f2d1468
[INFO] [stdout] 
[INFO] [stdout] running 105 tests
[INFO] [stdout] test test::demoting_to::i16::from::i32 ... ok
[INFO] [stdout] test test::demoting_to::i16::from::f32 ... ok
[INFO] [stdout] test test::demoting_to::i16::from::i64 ... ok
[INFO] [stdout] test test::demoting_to::i32::from::i64 ... ok
[INFO] [stdout] test test::demoting_to::i16::from::f64 ... ok
[INFO] [stdout] test test::demoting_to::i32::from::f32 ... ok
[INFO] [stdout] test test::demoting_to::i16::from::isize ... 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::i32::from::isize ... ok
[INFO] [stdout] test test::demoting_to::i8::from::f32 ... ok
[INFO] [stdout] test test::demoting_to::i8::from::f64 ... ok
[INFO] [stdout] test test::demoting_to::isize::from::f64 ... ok
[INFO] [stdout] test test::demoting_to::i8::from::i16 ... ok
[INFO] [stdout] test test::demoting_to::i64::from::f64 ... ok
[INFO] [stdout] test test::demoting_to::i8::from::i64 ... ok
[INFO] [stdout] test test::demoting_to::i8::from::isize ... ok
[INFO] [stdout] test test::demoting_to::i8::from::i32 ... ok
[INFO] [stdout] test test::demoting_to::u16::from::f32 ... ok
[INFO] [stdout] test test::demoting_to::u16::from::u32 ... ok
[INFO] [stdout] test test::demoting_to::u16::from::i32 ... ok
[INFO] [stdout] test test::demoting_to::isize::from::f32 ... 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::demoting_to::u16::from::u64 ... ok
[INFO] [stdout] test test::demoting_to::u16::from::i64 ... ok
[INFO] [stdout] test test::demoting_to::u32::from::f32 ... ok
[INFO] [stdout] test test::demoting_to::u32::from::u64 ... ok
[INFO] [stdout] test test::demoting_to::u8::from::f32 ... ok
[INFO] [stdout] test test::demoting_to::u32::from::f64 ... ok
[INFO] [stdout] test test::demoting_to::u16::from::usize ... ok
[INFO] [stdout] test test::demoting_to::u32::from::i64 ... ok
[INFO] [stdout] test test::demoting_to::u32::from::isize ... ok
[INFO] [stdout] test test::demoting_to::u64::from::f32 ... ok
[INFO] [stdout] test test::demoting_to::u32::from::usize ... ok
[INFO] [stdout] test test::demoting_to::u8::from::u16 ... ok
[INFO] [stdout] test test::demoting_to::u64::from::f64 ... ok
[INFO] [stdout] test test::demoting_to::u8::from::f64 ... ok
[INFO] [stdout] test test::demoting_to::u8::from::u32 ... ok
[INFO] [stdout] test test::demoting_to::u8::from::isize ... ok
[INFO] [stdout] test test::f32::inf::to::i16 ... 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::demoting_to::u8::from::i32 ... ok
[INFO] [stdout] test test::f32::inf::to::i32 ... 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::u64 ... ok
[INFO] [stdout] test test::f32::inf::to::u32 ... ok
[INFO] [stdout] test test::demoting_to::u8::from::u64 ... ok
[INFO] [stdout] test test::f32::inf::to::i64 ... ok
[INFO] [stdout] test test::f32::inf::to::u8 ... ok
[INFO] [stdout] test test::demoting_to::usize::from::f32 ... ok
[INFO] [stdout] test test::f32::nan::to::isize ... ok
[INFO] [stdout] test test::f32::nan::to::u16 ... ok
[INFO] [stdout] test test::demoting_to::usize::from::f64 ... ok
[INFO] [stdout] test test::demoting_to::u8::from::usize ... ok
[INFO] [stdout] test test::f32::nan::to::i32 ... ok
[INFO] [stdout] test test::f32::nan::to::i16 ... ok
[INFO] [stdout] test test::f32::nan::to::u64 ... ok
[INFO] [stdout] test test::f32::nan::to::i8 ... ok
[INFO] [stdout] test test::f32::nan::to::u32 ... ok
[INFO] [stdout] test test::f32::nan::to::i64 ... ok
[INFO] [stdout] test test::f32::inf::to::usize ... ok
[INFO] [stdout] test test::f32::nan::to::u8 ... ok
[INFO] [stdout] test test::f64::inf::to::u32 ... 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::inf::to::i32 ... ok
[INFO] [stdout] test test::f32::nan::to::usize ... ok
[INFO] [stdout] test test::f64::inf::to::i8 ... ok
[INFO] [stdout] test test::f64::inf::to::i16 ... ok
[INFO] [stdout] test test::f64::inf::to::isize ... ok
[INFO] [stdout] test test::f64::inf::to::u16 ... ok
[INFO] [stdout] test test::f64::nan::to::i64 ... ok
[INFO] [stdout] test test::f64::nan::to::u16 ... ok
[INFO] [stdout] test test::f64::nan::to::u32 ... ok
[INFO] [stdout] test test::f64::nan::to::isize ... ok
[INFO] [stdout] test test::f64::nan::to::i8 ... ok
[INFO] [stdout] test test::f64::nan::to::i32 ... ok
[INFO] [stdout] test test::f64::inf::to::i64 ... ok
[INFO] [stdout] test test::f64::nan::to::i16 ... ok
[INFO] [stdout] test test::f64::nan::to::usize ... ok
[INFO] [stdout] test test::gh16 ... ok
[INFO] [stdout] test test::f64::nan::to::u8 ... ok
[INFO] [stdout] test test::f64::nan::to::u64 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u64::and::i32 ... ok
[INFO] [stdout] test test::gh15 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u64::and::i16 ... 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::symmetric_cast_between::u32::and::i16 ... 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::i64 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u64::and::isize ... ok
[INFO] [stdout] test test::symmetric_cast_between::usize::and::i8 ... ok
[INFO] [stdout] test test::symmetric_cast_between::usize::and::i16 ... ok
[INFO] [stdout] test test::symmetric_cast_between::usize::and::i64 ... ok
[INFO] [stdout] test test::symmetric_cast_between::u64::and::i8 ... ok
[INFO] [stdout] test test::symmetric_cast_between::usize::and::i32 ... ok
[INFO] [stdout] test test::symmetric_cast_between::usize::and::isize ... ok
[INFO] [stdout] test test::symmetric_cast_between::u8::and::i8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 105 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cast
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs -  (line 6) ... ok
[INFO] [stdout] test src/lib.rs -  (line 65) ... ok
[INFO] [stdout] test src/lib.rs -  (line 49) ... ok
[INFO] [stdout] test src/lib.rs -  (line 30) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "35033ef4411a55652b69379ab9ab7f87b19d16cd0977888f1d2dc60f37e7b93f"`
[INFO] running `"docker" "rm" "-f" "35033ef4411a55652b69379ab9ab7f87b19d16cd0977888f1d2dc60f37e7b93f"`
[INFO] [stdout] 35033ef4411a55652b69379ab9ab7f87b19d16cd0977888f1d2dc60f37e7b93f