[INFO] crate spsc-buffer 0.1.1 is already in cache
[INFO] extracting crate spsc-buffer 0.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/spsc-buffer/0.1.1
[INFO] extracting crate spsc-buffer 0.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/spsc-buffer/0.1.1
[INFO] validating manifest of spsc-buffer-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 spsc-buffer-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 spsc-buffer-0.1.1
[INFO] finished frobbing spsc-buffer-0.1.1
[INFO] frobbed toml for spsc-buffer-0.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/spsc-buffer/0.1.1/Cargo.toml
[INFO] started frobbing spsc-buffer-0.1.1
[INFO] finished frobbing spsc-buffer-0.1.1
[INFO] frobbed toml for spsc-buffer-0.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/spsc-buffer/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing spsc-buffer-0.1.1 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-7/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/spsc-buffer/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 2e31daed4d692e3b3896b86489b1711133dcc18e15b7d511865fc6c773f510f9
[INFO] running `"docker" "start" "-a" "2e31daed4d692e3b3896b86489b1711133dcc18e15b7d511865fc6c773f510f9"`
[INFO] [stderr]    Compiling spsc-buffer v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `"docker" "inspect" "2e31daed4d692e3b3896b86489b1711133dcc18e15b7d511865fc6c773f510f9"`
[INFO] running `"docker" "rm" "-f" "2e31daed4d692e3b3896b86489b1711133dcc18e15b7d511865fc6c773f510f9"`
[INFO] [stdout] 2e31daed4d692e3b3896b86489b1711133dcc18e15b7d511865fc6c773f510f9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/spsc-buffer/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 64a3d636cccfd107c78efcf4b03775c67784107327918a3969e82d0b5cadf54a
[INFO] running `"docker" "start" "-a" "64a3d636cccfd107c78efcf4b03775c67784107327918a3969e82d0b5cadf54a"`
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling cast v0.2.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling tinytemplate v1.0.2
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling bstr v0.2.7
[INFO] [stderr]    Compiling csv v1.1.1
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling spsc-buffer v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.51s
[INFO] running `"docker" "inspect" "64a3d636cccfd107c78efcf4b03775c67784107327918a3969e82d0b5cadf54a"`
[INFO] running `"docker" "rm" "-f" "64a3d636cccfd107c78efcf4b03775c67784107327918a3969e82d0b5cadf54a"`
[INFO] [stdout] 64a3d636cccfd107c78efcf4b03775c67784107327918a3969e82d0b5cadf54a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/spsc-buffer/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] c46143462a3797fe39c7eff9ba022185d0a2f5f0840e28e159db097a7c6cc6d7
[INFO] running `"docker" "start" "-a" "c46143462a3797fe39c7eff9ba022185d0a2f5f0840e28e159db097a7c6cc6d7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/spsc_buffer-2a4b141ed2585186
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_spsc_buffer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests spsc-buffer
[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" "c46143462a3797fe39c7eff9ba022185d0a2f5f0840e28e159db097a7c6cc6d7"`
[INFO] running `"docker" "rm" "-f" "c46143462a3797fe39c7eff9ba022185d0a2f5f0840e28e159db097a7c6cc6d7"`
[INFO] [stdout] c46143462a3797fe39c7eff9ba022185d0a2f5f0840e28e159db097a7c6cc6d7