[INFO] crate bipbuffer 0.1.1 is already in cache
[INFO] extracting crate bipbuffer 0.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/bipbuffer/0.1.1
[INFO] extracting crate bipbuffer 0.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/bipbuffer/0.1.1
[INFO] validating manifest of bipbuffer-0.1.1 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 bipbuffer-0.1.1 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 bipbuffer-0.1.1
[INFO] finished frobbing bipbuffer-0.1.1
[INFO] frobbed toml for bipbuffer-0.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/bipbuffer/0.1.1/Cargo.toml
[INFO] started frobbing bipbuffer-0.1.1
[INFO] finished frobbing bipbuffer-0.1.1
[INFO] frobbed toml for bipbuffer-0.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/bipbuffer/0.1.1/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 bipbuffer-0.1.1 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/bipbuffer/0.1.1:/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] 16246b32f3f2fc0f4db1647d0feefcef792bbe2b2407028d476a60ec52dc48a6
[INFO] running `"docker" "start" "-a" "16246b32f3f2fc0f4db1647d0feefcef792bbe2b2407028d476a60ec52dc48a6"`
[INFO] [stderr]    Compiling bipbuffer v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:46:32
[INFO] [stderr]    |
[INFO] [stderr] 46 |     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]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `"docker" "inspect" "16246b32f3f2fc0f4db1647d0feefcef792bbe2b2407028d476a60ec52dc48a6"`
[INFO] running `"docker" "rm" "-f" "16246b32f3f2fc0f4db1647d0feefcef792bbe2b2407028d476a60ec52dc48a6"`
[INFO] [stdout] 16246b32f3f2fc0f4db1647d0feefcef792bbe2b2407028d476a60ec52dc48a6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/bipbuffer/0.1.1:/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] 41d6874e770e30f665914b3ada50cf76d8be6223364c90f88f28df123c551508
[INFO] running `"docker" "start" "-a" "41d6874e770e30f665914b3ada50cf76d8be6223364c90f88f28df123c551508"`
[INFO] [stderr]    Compiling bipbuffer v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:46:32
[INFO] [stderr]    |
[INFO] [stderr] 46 |     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]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `"docker" "inspect" "41d6874e770e30f665914b3ada50cf76d8be6223364c90f88f28df123c551508"`
[INFO] running `"docker" "rm" "-f" "41d6874e770e30f665914b3ada50cf76d8be6223364c90f88f28df123c551508"`
[INFO] [stdout] 41d6874e770e30f665914b3ada50cf76d8be6223364c90f88f28df123c551508
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/bipbuffer/0.1.1:/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] a9f22276af3a95cafee0a0b0651e4348d1a97e0730048205b80ddb0e96dbb23d
[INFO] running `"docker" "start" "-a" "a9f22276af3a95cafee0a0b0651e4348d1a97e0730048205b80ddb0e96dbb23d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bipbuffer-9b9268558079808c
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::clear ... ok
[INFO] [stdout] test tests::reserve_after_full_cycle ... ok
[INFO] [stdout] test tests::read_uncommitted ... ok
[INFO] [stdout] test tests::read_empty ... ok
[INFO] [stdout] test tests::decommit ... ok
[INFO] [stdout] test tests::reserve_full ... ok
[INFO] [stdout] test tests::reserve_gt_overall_len ... ok
[INFO] [stdout] test tests::create_u8 ... ok
[INFO] [stdout] test tests::create_u32 ... ok
[INFO] [stdout] test tests::commit_and_fetch ... 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 bipbuffer
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a9f22276af3a95cafee0a0b0651e4348d1a97e0730048205b80ddb0e96dbb23d"`
[INFO] running `"docker" "rm" "-f" "a9f22276af3a95cafee0a0b0651e4348d1a97e0730048205b80ddb0e96dbb23d"`
[INFO] [stdout] a9f22276af3a95cafee0a0b0651e4348d1a97e0730048205b80ddb0e96dbb23d