[INFO] crate set-encoding 0.2.0 is already in cache
[INFO] testing set-encoding-0.2.0 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate set-encoding 0.2.0 into work/builds/worker-1/source
[INFO] validating manifest of crates.io crate set-encoding 0.2.0 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate set-encoding 0.2.0
[INFO] finished tweaking crates.io crate set-encoding 0.2.0
[INFO] tweaked toml for crates.io crate set-encoding 0.2.0 written to work/builds/worker-1/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] a9012e19d2186f665885c7bafec912ff3f1e4ab5ec088e051a6f78cb3ee782c6
[INFO] running `"docker" "start" "-a" "a9012e19d2186f665885c7bafec912ff3f1e4ab5ec088e051a6f78cb3ee782c6"`
[INFO] [stderr]    Compiling int v0.3.0
[INFO] [stderr]    Compiling base2 v0.3.1
[INFO] [stderr]    Compiling bitrw v0.8.3
[INFO] [stderr]    Compiling tbe v0.3.3
[INFO] [stderr]    Compiling set-encoding v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:34:41
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn new(self, size: Self::T, f: &mut FnMut(&mut Self::B) -> std::io::Result<()>) -> std::io::Result<Self::S>;
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Self::B) -> std::io::Result<()>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num_traits::cast::AsPrimitive`
[INFO] [stderr]   --> src/lib.rs:88:17
[INFO] [stderr]    |
[INFO] [stderr] 88 |             use num_traits::cast::AsPrimitive;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "a9012e19d2186f665885c7bafec912ff3f1e4ab5ec088e051a6f78cb3ee782c6"`
[INFO] running `"docker" "rm" "-f" "a9012e19d2186f665885c7bafec912ff3f1e4ab5ec088e051a6f78cb3ee782c6"`
[INFO] [stdout] a9012e19d2186f665885c7bafec912ff3f1e4ab5ec088e051a6f78cb3ee782c6
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] ef955243da4e96314fc12a36d7358b522cb7ca76b890c86ddd317bbdb9250cb4
[INFO] running `"docker" "start" "-a" "ef955243da4e96314fc12a36d7358b522cb7ca76b890c86ddd317bbdb9250cb4"`
[INFO] [stderr]    Compiling set-encoding v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/example.rs:52:41
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn new(self, size: Self::T, f: &mut FnMut(&mut Self::B) -> std::io::Result<()>) -> std::io::Result<Self::S> {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Self::B) -> std::io::Result<()>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:34:41
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn new(self, size: Self::T, f: &mut FnMut(&mut Self::B) -> std::io::Result<()>) -> std::io::Result<Self::S>;
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Self::B) -> std::io::Result<()>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num_traits::cast::AsPrimitive`
[INFO] [stderr]   --> src/lib.rs:88:17
[INFO] [stderr]    |
[INFO] [stderr] 88 |             use num_traits::cast::AsPrimitive;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "ef955243da4e96314fc12a36d7358b522cb7ca76b890c86ddd317bbdb9250cb4"`
[INFO] running `"docker" "rm" "-f" "ef955243da4e96314fc12a36d7358b522cb7ca76b890c86ddd317bbdb9250cb4"`
[INFO] [stdout] ef955243da4e96314fc12a36d7358b522cb7ca76b890c86ddd317bbdb9250cb4
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] b63e98ecf7fb04e2bba8a4d0700a4ca7556df8dbbbb9a9739fad20dffc200dce
[INFO] running `"docker" "start" "-a" "b63e98ecf7fb04e2bba8a4d0700a4ca7556df8dbbbb9a9739fad20dffc200dce"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/set_encoding-192020024f3533aa
[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] [stderr]    Doc-tests set-encoding
[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 `"docker" "inspect" "b63e98ecf7fb04e2bba8a4d0700a4ca7556df8dbbbb9a9739fad20dffc200dce"`
[INFO] running `"docker" "rm" "-f" "b63e98ecf7fb04e2bba8a4d0700a4ca7556df8dbbbb9a9739fad20dffc200dce"`
[INFO] [stdout] b63e98ecf7fb04e2bba8a4d0700a4ca7556df8dbbbb9a9739fad20dffc200dce