[INFO] crate sequencefile 0.1.4 is already in cache
[INFO] extracting crate sequencefile 0.1.4 into work/ex/beta-1.37-6/sources/1.36.0/reg/sequencefile/0.1.4
[INFO] extracting crate sequencefile 0.1.4 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sequencefile/0.1.4
[INFO] validating manifest of sequencefile-0.1.4 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sequencefile-0.1.4 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sequencefile-0.1.4
[INFO] finished frobbing sequencefile-0.1.4
[INFO] frobbed toml for sequencefile-0.1.4 written to work/ex/beta-1.37-6/sources/1.36.0/reg/sequencefile/0.1.4/Cargo.toml
[INFO] started frobbing sequencefile-0.1.4
[INFO] finished frobbing sequencefile-0.1.4
[INFO] frobbed toml for sequencefile-0.1.4 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sequencefile/0.1.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing sequencefile-0.1.4 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sequencefile/0.1.4:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 8701cc2dc5ceab9432f07f7d67624fbbd4f567c29825c48267c496f421d5ca57
[INFO] running `"docker" "start" "-a" "8701cc2dc5ceab9432f07f7d67624fbbd4f567c29825c48267c496f421d5ca57"`
[INFO] [stderr]    Compiling bzip2 v0.2.4
[INFO] [stderr]    Compiling sequencefile v0.1.4 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:56:32
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::prelude`
[INFO] [stderr]  --> src/compress.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ByteOrder`
[INFO] [stderr]  --> src/reader.rs:3:28
[INFO] [stderr]   |
[INFO] [stderr] 3 | use byteorder::{BigEndian, ByteOrder, ReadBytesExt};
[INFO] [stderr]   |                            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.20s
[INFO] running `"docker" "inspect" "8701cc2dc5ceab9432f07f7d67624fbbd4f567c29825c48267c496f421d5ca57"`
[INFO] running `"docker" "rm" "-f" "8701cc2dc5ceab9432f07f7d67624fbbd4f567c29825c48267c496f421d5ca57"`
[INFO] [stdout] 8701cc2dc5ceab9432f07f7d67624fbbd4f567c29825c48267c496f421d5ca57
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sequencefile/0.1.4:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 562897acc323edf9e12b09c3e7113cf19baefd6b055e2140d69d1d773df12c43
[INFO] running `"docker" "start" "-a" "562897acc323edf9e12b09c3e7113cf19baefd6b055e2140d69d1d773df12c43"`
[INFO] [stderr]    Compiling sequencefile v0.1.4 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:56:32
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]   --> src/util.rs:46:19
[INFO] [stderr]    |
[INFO] [stderr] 46 |     use std::io::{Read, Cursor};
[INFO] [stderr]    |                   ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::prelude`
[INFO] [stderr]  --> src/compress.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ByteOrder`
[INFO] [stderr]  --> src/reader.rs:3:28
[INFO] [stderr]   |
[INFO] [stderr] 3 | use byteorder::{BigEndian, ByteOrder, ReadBytesExt};
[INFO] [stderr]   |                            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `"docker" "inspect" "562897acc323edf9e12b09c3e7113cf19baefd6b055e2140d69d1d773df12c43"`
[INFO] running `"docker" "rm" "-f" "562897acc323edf9e12b09c3e7113cf19baefd6b055e2140d69d1d773df12c43"`
[INFO] [stdout] 562897acc323edf9e12b09c3e7113cf19baefd6b055e2140d69d1d773df12c43
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sequencefile/0.1.4:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 3ec47c07d372db28f009ce754f88d9a62842ace793845ea217f9d58536192a85
[INFO] running `"docker" "start" "-a" "3ec47c07d372db28f009ce754f88d9a62842ace793845ea217f9d58536192a85"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sequencefile-c8c6c57fddb48520
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test reader::tests::abc_long_text_gzip_block ... ok
[INFO] [stdout] test reader::tests::abc_long_text_deflate_record ... ok
[INFO] [stdout] test reader::tests::abc_long_text_deflate_block ... ok
[INFO] [stdout] test reader::tests::abc_long_text_bzip2_record ... ok
[INFO] [stdout] test util::tests::decodes_multi_byte ... ok
[INFO] [stdout] test util::tests::decodes_multi_byte_negative ... ok
[INFO] [stdout] test util::tests::decodes_single_byte ... ok
[INFO] [stdout] test reader::tests::abc_long_text_gzip_record ... ok
[INFO] [stdout] test reader::tests::reads_metadata ... ok
[INFO] [stdout] test reader::tests::abc_long_text_none ... ok
[INFO] [stdout] test reader::tests::abc_long_text_bzip2_block ... ok
[INFO] [stdout] test reader::tests::read_checks_magic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sequencefile
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 4) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3ec47c07d372db28f009ce754f88d9a62842ace793845ea217f9d58536192a85"`
[INFO] running `"docker" "rm" "-f" "3ec47c07d372db28f009ce754f88d9a62842ace793845ea217f9d58536192a85"`
[INFO] [stdout] 3ec47c07d372db28f009ce754f88d9a62842ace793845ea217f9d58536192a85