[INFO] crate arcode 0.1.2 is already in cache
[INFO] extracting crate arcode 0.1.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/arcode/0.1.2
[INFO] extracting crate arcode 0.1.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/arcode/0.1.2
[INFO] validating manifest of arcode-0.1.2 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 arcode-0.1.2 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 arcode-0.1.2
[INFO] finished frobbing arcode-0.1.2
[INFO] frobbed toml for arcode-0.1.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/arcode/0.1.2/Cargo.toml
[INFO] started frobbing arcode-0.1.2
[INFO] finished frobbing arcode-0.1.2
[INFO] frobbed toml for arcode-0.1.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/arcode/0.1.2/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] 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 arcode-0.1.2 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/arcode/0.1.2:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] ba84009ac6e7b301d9607ce0fd73b42ed712e844c858ad587c08acd44530f26d
[INFO] running `"docker" "start" "-a" "ba84009ac6e7b301d9607ce0fd73b42ed712e844c858ad587c08acd44530f26d"`
[INFO] [stderr]    Compiling bitbit v0.2.0
[INFO] [stderr]    Compiling fenwick v0.2.0
[INFO] [stderr]    Compiling arcode v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/encode/binary_encoder.rs:24:47
[INFO] [stderr]    |
[INFO] [stderr] 24 |                             -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                               ^^^^^ help: use `dyn`: `dyn Error`
[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/decode/binary_decoder.rs:28:128
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn decode<R: Read, B: Bit>(&mut self, decoder: &mut ArithmeticDecoder, input: &mut BitReader<R, B>) -> Result<u32, Box<Error>> {
[INFO] [stderr]    |                                                                                                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `"docker" "inspect" "ba84009ac6e7b301d9607ce0fd73b42ed712e844c858ad587c08acd44530f26d"`
[INFO] running `"docker" "rm" "-f" "ba84009ac6e7b301d9607ce0fd73b42ed712e844c858ad587c08acd44530f26d"`
[INFO] [stdout] ba84009ac6e7b301d9607ce0fd73b42ed712e844c858ad587c08acd44530f26d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/arcode/0.1.2:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7c571f7f950fc87fae6b418916a8c67f732e69e5268cdcc89e9b45f2c1ac30d0
[INFO] running `"docker" "start" "-a" "7c571f7f950fc87fae6b418916a8c67f732e69e5268cdcc89e9b45f2c1ac30d0"`
[INFO] [stderr]    Compiling arcode v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/encode/binary_encoder.rs:24:47
[INFO] [stderr]    |
[INFO] [stderr] 24 |                             -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                               ^^^^^ help: use `dyn`: `dyn Error`
[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/decode/binary_decoder.rs:28:128
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn decode<R: Read, B: Bit>(&mut self, decoder: &mut ArithmeticDecoder, input: &mut BitReader<R, B>) -> Result<u32, Box<Error>> {
[INFO] [stderr]    |                                                                                                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `"docker" "inspect" "7c571f7f950fc87fae6b418916a8c67f732e69e5268cdcc89e9b45f2c1ac30d0"`
[INFO] running `"docker" "rm" "-f" "7c571f7f950fc87fae6b418916a8c67f732e69e5268cdcc89e9b45f2c1ac30d0"`
[INFO] [stdout] 7c571f7f950fc87fae6b418916a8c67f732e69e5268cdcc89e9b45f2c1ac30d0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/arcode/0.1.2:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 6fbe562ba086bf53a67af82d3719c00dae1dbb6184b1f9de14fcd84eee091dba
[INFO] running `"docker" "start" "-a" "6fbe562ba086bf53a67af82d3719c00dae1dbb6184b1f9de14fcd84eee091dba"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/arcode-bb53252a097cf1fc
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test encode::encoder::test::e2e ... ok
[INFO] [stdout] test util::range::tests::calculate_range ... ok
[INFO] [stdout] test decode::decoder::tests::e2e ... ok
[INFO] [stdout] test util::range::tests::constructor ... ok
[INFO] [stdout] test util::range::tests::test_range ... ok
[INFO] [stdout] test util::source_model::tests::constructor ... ok
[INFO] [stdout] test util::source_model::tests::constructor_binary ... ok
[INFO] [stdout] test util::source_model::tests::update_symbols ... ok
[INFO] [stdout] test util::source_model::tests::probability_high ... ok
[INFO] [stdout] test util::source_model::tests::probability_min ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arcode
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs -  (line 62) ... ok
[INFO] [stdout] test src/lib.rs -  (line 31) ... ok
[INFO] [stdout] test src/lib.rs -  (line 102) ... ok
[INFO] [stdout] test src/lib.rs -  (line 77) ... ok
[INFO] [stdout] test src/lib.rs -  (line 43) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "6fbe562ba086bf53a67af82d3719c00dae1dbb6184b1f9de14fcd84eee091dba"`
[INFO] running `"docker" "rm" "-f" "6fbe562ba086bf53a67af82d3719c00dae1dbb6184b1f9de14fcd84eee091dba"`
[INFO] [stdout] 6fbe562ba086bf53a67af82d3719c00dae1dbb6184b1f9de14fcd84eee091dba