[INFO] crate set-encoding 0.2.0 is already in cache
[INFO] extracting crate set-encoding 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/set-encoding/0.2.0
[INFO] extracting crate set-encoding 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/set-encoding/0.2.0
[INFO] validating manifest of set-encoding-0.2.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of set-encoding-0.2.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing set-encoding-0.2.0
[INFO] finished frobbing set-encoding-0.2.0
[INFO] frobbed toml for set-encoding-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/set-encoding/0.2.0/Cargo.toml
[INFO] started frobbing set-encoding-0.2.0
[INFO] finished frobbing set-encoding-0.2.0
[INFO] frobbed toml for set-encoding-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/set-encoding/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing set-encoding-0.2.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/set-encoding/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 671f67593cd96800834444471c4975aa8a74112561508b796d29f214abd0095e
[INFO] running `"docker" "start" "-a" "671f67593cd96800834444471c4975aa8a74112561508b796d29f214abd0095e"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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/crater/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 1.86s
[INFO] running `"docker" "inspect" "671f67593cd96800834444471c4975aa8a74112561508b796d29f214abd0095e"`
[INFO] running `"docker" "rm" "-f" "671f67593cd96800834444471c4975aa8a74112561508b796d29f214abd0095e"`
[INFO] [stdout] 671f67593cd96800834444471c4975aa8a74112561508b796d29f214abd0095e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/set-encoding/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4160fbb45ce708f527e4ccc96a791bd45c2101bf0ebf62151d95af61a693e849
[INFO] running `"docker" "start" "-a" "4160fbb45ce708f527e4ccc96a791bd45c2101bf0ebf62151d95af61a693e849"`
[INFO] [stderr]    Compiling set-encoding v0.2.0 (/opt/crater/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 1.36s
[INFO] running `"docker" "inspect" "4160fbb45ce708f527e4ccc96a791bd45c2101bf0ebf62151d95af61a693e849"`
[INFO] running `"docker" "rm" "-f" "4160fbb45ce708f527e4ccc96a791bd45c2101bf0ebf62151d95af61a693e849"`
[INFO] [stdout] 4160fbb45ce708f527e4ccc96a791bd45c2101bf0ebf62151d95af61a693e849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/set-encoding/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] e8b9f11fa98f88b2a7cc90b0a699b88b04b460011332a9bedf63fa8b35935a98
[INFO] running `"docker" "start" "-a" "e8b9f11fa98f88b2a7cc90b0a699b88b04b460011332a9bedf63fa8b35935a98"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/set_encoding-547f6be868bc6fb1
[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" "e8b9f11fa98f88b2a7cc90b0a699b88b04b460011332a9bedf63fa8b35935a98"`
[INFO] running `"docker" "rm" "-f" "e8b9f11fa98f88b2a7cc90b0a699b88b04b460011332a9bedf63fa8b35935a98"`
[INFO] [stdout] e8b9f11fa98f88b2a7cc90b0a699b88b04b460011332a9bedf63fa8b35935a98