[INFO] crate xalloc 0.2.6 is already in cache
[INFO] extracting crate xalloc 0.2.6 into work/ex/beta-1.38-1/sources/1.37.0/reg/xalloc/0.2.6
[INFO] extracting crate xalloc 0.2.6 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/xalloc/0.2.6
[INFO] validating manifest of xalloc-0.2.6 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 xalloc-0.2.6 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 xalloc-0.2.6
[INFO] finished frobbing xalloc-0.2.6
[INFO] frobbed toml for xalloc-0.2.6 written to work/ex/beta-1.38-1/sources/1.37.0/reg/xalloc/0.2.6/Cargo.toml
[INFO] started frobbing xalloc-0.2.6
[INFO] finished frobbing xalloc-0.2.6
[INFO] frobbed toml for xalloc-0.2.6 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/xalloc/0.2.6/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 xalloc-0.2.6 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/xalloc/0.2.6:/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] b8cc771a384656c4b8e77a3c925b40b149c43a896511415bb22dd23192d0bc28
[INFO] running `"docker" "start" "-a" "b8cc771a384656c4b8e77a3c925b40b149c43a896511415bb22dd23192d0bc28"`
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling xalloc v0.2.6 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/tlsf.rs:889:21
[INFO] [stderr]     |
[INFO] [stderr] 889 |                 let mut next_block = blocks.get_unchecked_mut(next_ptr);
[INFO] [stderr]     |                     ----^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.24s
[INFO] running `"docker" "inspect" "b8cc771a384656c4b8e77a3c925b40b149c43a896511415bb22dd23192d0bc28"`
[INFO] running `"docker" "rm" "-f" "b8cc771a384656c4b8e77a3c925b40b149c43a896511415bb22dd23192d0bc28"`
[INFO] [stdout] b8cc771a384656c4b8e77a3c925b40b149c43a896511415bb22dd23192d0bc28
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/xalloc/0.2.6:/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] 574bf8dbb86fb98e9583b6608859b4502c3fc309270373e31d7a3dde8f9616d4
[INFO] running `"docker" "start" "-a" "574bf8dbb86fb98e9583b6608859b4502c3fc309270373e31d7a3dde8f9616d4"`
[INFO] [stderr]    Compiling xalloc v0.2.6 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/tlsf.rs:889:21
[INFO] [stderr]     |
[INFO] [stderr] 889 |                 let mut next_block = blocks.get_unchecked_mut(next_ptr);
[INFO] [stderr]     |                     ----^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.93s
[INFO] running `"docker" "inspect" "574bf8dbb86fb98e9583b6608859b4502c3fc309270373e31d7a3dde8f9616d4"`
[INFO] running `"docker" "rm" "-f" "574bf8dbb86fb98e9583b6608859b4502c3fc309270373e31d7a3dde8f9616d4"`
[INFO] [stdout] 574bf8dbb86fb98e9583b6608859b4502c3fc309270373e31d7a3dde8f9616d4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/xalloc/0.2.6:/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] cb169077498cb304220fd8fcb39addd8abf091e73e4e5c9b243b3cdbfd97edbf
[INFO] running `"docker" "start" "-a" "cb169077498cb304220fd8fcb39addd8abf091e73e4e5c9b243b3cdbfd97edbf"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/xalloc-94cd55b35f1b6113
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test arena::checked::test2 ... ok
[INFO] [stdout] test arena::pooled::test2 ... ok
[INFO] [stdout] test arena::sys::test ... ok
[INFO] [stdout] test arena::checked::test1 ... ok
[INFO] [stdout] test bitmaputils::find_zeros_tests::test_3 ... ok
[INFO] [stdout] test arena::pooled::test1 ... ok
[INFO] [stdout] test bitmaputils::find_zeros_tests::test_1 ... ok
[INFO] [stdout] test bitmaputils::find_zeros_tests::test_0 ... ok
[INFO] [stdout] test bitmaputils::find_zeros_tests::test_6 ... ok
[INFO] [stdout] test bitmaputils::find_zeros_tests::test_4 ... ok
[INFO] [stdout] test bitmaputils::find_zeros_tests::test_12 ... ok
[INFO] [stdout] test tlsf::num_l2s ... ok
[INFO] [stdout] test bitmaputils::find_zeros_tests::test_8 ... ok
[INFO] [stdout] test bitmaputils::find_zeros_tests::test_2 ... ok
[INFO] [stdout] test bitmaputils::find_zeros_tests::test_64 ... ok
[INFO] [stdout] test bitmaputils::find_zeros_tests::test_48 ... ok
[INFO] [stdout] test bitmaputils::find_zeros_tests::test_24 ... ok
[INFO] [stdout] test bitmaputils::find_zeros_tests::test_32 ... ok
[INFO] [stdout] test bitmaputils::find_zeros_tests::test_16 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bitmap-5ff3290392aad157
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test full_allocate ... ok
[INFO] [stdout] test stress ... ok
[INFO] [stdout] test allocate_two ... ok
[INFO] [stdout] test create ... ok
[INFO] [stdout] test allocate_deallocate_two1 ... ok
[INFO] [stdout] test allocate_three ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ring-cab36e7197b7fd16
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test alloc_back_aligned_wrap ... ok
[INFO] [stdout] test alloc_back_aligned ... ok
[INFO] [stdout] test alloc_back_too_large ... ok
[INFO] [stdout] test alloc_back_wrap ... ok
[INFO] [stdout] test alloc_back_too_large2 ... ok
[INFO] [stdout] test alloc_back_wrap_fail ... ok
[INFO] [stdout] test alloc_front_aligned ... ok
[INFO] [stdout] test alloc_front_aligned2 ... ok
[INFO] [stdout] test alloc_front_too_large ... ok
[INFO] [stdout] test alloc_front_too_large2 ... ok
[INFO] [stdout] test alloc_front_wrap ... ok
[INFO] [stdout] test create_zero_sized ... ok
[INFO] [stdout] test alloc_front_aligned_wrap ... ok
[INFO] [stdout] test create ... ok
[INFO] [stdout] test alloc_back_bad_align ... ok
[INFO] [stdout] test alloc_back_zero_size ... ok
[INFO] [stdout] test alloc_front_bad_align ... ok
[INFO] [stdout] test alloc_front_zero_size ... ok
[INFO] [stdout] test dealloc_front_bad ... ok
[INFO] [stdout] test dealloc_back_bad2 ... ok
[INFO] [stdout] test dealloc_front_bad2 ... ok
[INFO] [stdout] test dealloc_back_bad ... ok
[INFO] [stdout] test reset3 ... ok
[INFO] [stdout] test reset1 ... ok
[INFO] [stdout] test reset2 ... ok
[INFO] [stdout] test reset4 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tlsf-54c5f33789bf3a18
[INFO] [stdout] running 8 tests
[INFO] [stdout] test full_allocate ... ok
[INFO] [stdout] test create ... ok
[INFO] [stdout] test allocate_deallocate_two1 ... ok
[INFO] [stdout] test allocate_two_aligned ... ok
[INFO] [stdout] test allocate_two ... ok
[INFO] [stdout] test stress ... ok
[INFO] [stdout] test stress_aligned ... ok
[INFO] [stdout] test allocate_three ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests xalloc
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/ring.rs - ring (line 21) ... ok
[INFO] [stdout] test src/tlsf.rs - tlsf (line 89) ... ok
[INFO] [stdout] test src/lib.rs -  (line 30) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "cb169077498cb304220fd8fcb39addd8abf091e73e4e5c9b243b3cdbfd97edbf"`
[INFO] running `"docker" "rm" "-f" "cb169077498cb304220fd8fcb39addd8abf091e73e4e5c9b243b3cdbfd97edbf"`
[INFO] [stdout] cb169077498cb304220fd8fcb39addd8abf091e73e4e5c9b243b3cdbfd97edbf