[INFO] crate btrfs-send-parse 0.1.0 is already in cache
[INFO] extracting crate btrfs-send-parse 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/btrfs-send-parse/0.1.0
[INFO] extracting crate btrfs-send-parse 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/btrfs-send-parse/0.1.0
[INFO] validating manifest of btrfs-send-parse-0.1.0 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 btrfs-send-parse-0.1.0 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 btrfs-send-parse-0.1.0
[INFO] finished frobbing btrfs-send-parse-0.1.0
[INFO] frobbed toml for btrfs-send-parse-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/btrfs-send-parse/0.1.0/Cargo.toml
[INFO] started frobbing btrfs-send-parse-0.1.0
[INFO] finished frobbing btrfs-send-parse-0.1.0
[INFO] frobbed toml for btrfs-send-parse-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/btrfs-send-parse/0.1.0/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] 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 btrfs-send-parse-0.1.0 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-3/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/btrfs-send-parse/0.1.0:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] e402e00548c85617308e99cc6834a374f03212039ee51411d9591cea2ea8b551
[INFO] running `"docker" "start" "-a" "e402e00548c85617308e99cc6834a374f03212039ee51411d9591cea2ea8b551"`
[INFO] [stderr]    Compiling btrfs-send-parse v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:14:16
[INFO] [stderr]    |
[INFO] [stderr] 14 |     r: &'a mut Read,
[INFO] [stderr]    |                ^^^^ help: use `dyn`: `dyn Read`
[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:209:32
[INFO] [stderr]     |
[INFO] [stderr] 209 | fn read_exact_with_eof(r: &mut io::Read, buf: &mut [u8]) -> Result<bool>{
[INFO] [stderr]     |                                ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:222:24
[INFO] [stderr]     |
[INFO] [stderr] 222 |     pub fn new(r: &mut Read) -> Result<BtrfsReader> {
[INFO] [stderr]     |                        ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:394:33
[INFO] [stderr]     |
[INFO] [stderr] 394 |     pub fn print(&self, f: &mut std::io::Write, _opts: &CommandPrintOptions) -> std::io::Result<()> {
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `"docker" "inspect" "e402e00548c85617308e99cc6834a374f03212039ee51411d9591cea2ea8b551"`
[INFO] running `"docker" "rm" "-f" "e402e00548c85617308e99cc6834a374f03212039ee51411d9591cea2ea8b551"`
[INFO] [stdout] e402e00548c85617308e99cc6834a374f03212039ee51411d9591cea2ea8b551
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/btrfs-send-parse/0.1.0:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] f9fef63703690509d6cf4ce1632006a343c9023d241ee8ccd2db6eb9216fe2e9
[INFO] running `"docker" "start" "-a" "f9fef63703690509d6cf4ce1632006a343c9023d241ee8ccd2db6eb9216fe2e9"`
[INFO] [stderr]    Compiling btrfs-send-parse v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:14:16
[INFO] [stderr]    |
[INFO] [stderr] 14 |     r: &'a mut Read,
[INFO] [stderr]    |                ^^^^ help: use `dyn`: `dyn Read`
[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:209:32
[INFO] [stderr]     |
[INFO] [stderr] 209 | fn read_exact_with_eof(r: &mut io::Read, buf: &mut [u8]) -> Result<bool>{
[INFO] [stderr]     |                                ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:222:24
[INFO] [stderr]     |
[INFO] [stderr] 222 |     pub fn new(r: &mut Read) -> Result<BtrfsReader> {
[INFO] [stderr]     |                        ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:394:33
[INFO] [stderr]     |
[INFO] [stderr] 394 |     pub fn print(&self, f: &mut std::io::Write, _opts: &CommandPrintOptions) -> std::io::Result<()> {
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "f9fef63703690509d6cf4ce1632006a343c9023d241ee8ccd2db6eb9216fe2e9"`
[INFO] running `"docker" "rm" "-f" "f9fef63703690509d6cf4ce1632006a343c9023d241ee8ccd2db6eb9216fe2e9"`
[INFO] [stdout] f9fef63703690509d6cf4ce1632006a343c9023d241ee8ccd2db6eb9216fe2e9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/btrfs-send-parse/0.1.0:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 77677de2342741789e444c32c50d8ccff21efcd15267e0aeea80c30f0b8501f6
[INFO] running `"docker" "start" "-a" "77677de2342741789e444c32c50d8ccff21efcd15267e0aeea80c30f0b8501f6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/btrfs_send_parse-042a8760bff1b8a7
[INFO] [stderr]    Doc-tests btrfs-send-parse
[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] [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" "77677de2342741789e444c32c50d8ccff21efcd15267e0aeea80c30f0b8501f6"`
[INFO] running `"docker" "rm" "-f" "77677de2342741789e444c32c50d8ccff21efcd15267e0aeea80c30f0b8501f6"`
[INFO] [stdout] 77677de2342741789e444c32c50d8ccff21efcd15267e0aeea80c30f0b8501f6