[INFO] crate varmint 0.1.3 is already in cache
[INFO] extracting crate varmint 0.1.3 into work/ex/beta-1.37-6/sources/1.36.0/reg/varmint/0.1.3
[INFO] extracting crate varmint 0.1.3 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/varmint/0.1.3
[INFO] validating manifest of varmint-0.1.3 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 varmint-0.1.3 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 varmint-0.1.3
[INFO] finished frobbing varmint-0.1.3
[INFO] frobbed toml for varmint-0.1.3 written to work/ex/beta-1.37-6/sources/1.36.0/reg/varmint/0.1.3/Cargo.toml
[INFO] started frobbing varmint-0.1.3
[INFO] finished frobbing varmint-0.1.3
[INFO] frobbed toml for varmint-0.1.3 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/varmint/0.1.3/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] [stderr]     Blocking waiting for file lock on package cache lock
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing varmint-0.1.3 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/varmint/0.1.3:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] ac85f401375d2e48a80e624522ac03a3c487d908418ad4073ae1d93aaa9ac595
[INFO] running `"docker" "start" "-a" "ac85f401375d2e48a80e624522ac03a3c487d908418ad4073ae1d93aaa9ac595"`
[INFO] [stderr]    Compiling varmint v0.1.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `"docker" "inspect" "ac85f401375d2e48a80e624522ac03a3c487d908418ad4073ae1d93aaa9ac595"`
[INFO] running `"docker" "rm" "-f" "ac85f401375d2e48a80e624522ac03a3c487d908418ad4073ae1d93aaa9ac595"`
[INFO] [stdout] ac85f401375d2e48a80e624522ac03a3c487d908418ad4073ae1d93aaa9ac595
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/varmint/0.1.3:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c56e3b006b73725ae697bdb0ed6c05c036c478485bbffece6d40b5790aed6f6e
[INFO] running `"docker" "start" "-a" "c56e3b006b73725ae697bdb0ed6c05c036c478485bbffece6d40b5790aed6f6e"`
[INFO] [stderr]    Compiling varmint v0.1.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "c56e3b006b73725ae697bdb0ed6c05c036c478485bbffece6d40b5790aed6f6e"`
[INFO] running `"docker" "rm" "-f" "c56e3b006b73725ae697bdb0ed6c05c036c478485bbffece6d40b5790aed6f6e"`
[INFO] [stdout] c56e3b006b73725ae697bdb0ed6c05c036c478485bbffece6d40b5790aed6f6e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/varmint/0.1.3:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] fccf70d47d5715535c92bcab40c49e761f45aa164a3c99697ff05c3acec5931f
[INFO] running `"docker" "start" "-a" "fccf70d47d5715535c92bcab40c49e761f45aa164a3c99697ff05c3acec5931f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/varmint-fa023e13843117d8
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test len::tests::many ... ok
[INFO] [stdout] test len::tests::half ... ok
[INFO] [stdout] test len::tests::one ... ok
[INFO] [stdout] test len::tests::one_byte_threshold_below ... ok
[INFO] [stdout] test len::tests::some ... ok
[INFO] [stdout] test len::tests::one_byte_threshold_above ... ok
[INFO] [stdout] test len::tests::all ... ok
[INFO] [stdout] test len::tests::zero ... ok
[INFO] [stdout] test read::tests::all ... ok
[INFO] [stdout] test read::tests::half ... ok
[INFO] [stdout] test read::tests::one ... ok
[INFO] [stdout] test read::tests::some ... ok
[INFO] [stdout] test read::tests::many ... ok
[INFO] [stdout] test write::tests::one ... ok
[INFO] [stdout] test write::tests::some ... ok
[INFO] [stdout] test write::tests::zero ... ok
[INFO] [stdout] test read::tests::too_many ... ok
[INFO] [stdout] test read::tests::try_some ... ok
[INFO] [stdout] test read::tests::try_none ... ok
[INFO] [stdout] test read::tests::zero ... ok
[INFO] [stdout] test write::tests::all ... ok
[INFO] [stdout] test write::tests::many ... ok
[INFO] [stdout] test write::tests::half ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests varmint
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/read.rs - read::ReadVarInt::read_usize_varint (line 47) ... ok
[INFO] [stdout] test src/read.rs - read::ReadVarInt::try_read_u64_varint (line 79) ... ok
[INFO] [stdout] test src/write.rs - write::WriteVarInt::write_u64_varint (line 19) ... ok
[INFO] [stdout] test src/write.rs - write::WriteVarInt::write_usize_varint (line 36) ... ok
[INFO] [stdout] test src/read.rs - read::ReadVarInt::read_u64_varint (line 26) ... ok
[INFO] [stdout] test src/read.rs - read::ReadVarInt::try_read_u64_varint (line 73) ... ok
[INFO] [stdout] test src/read.rs - read::ReadVarInt::try_read_usize_varint (line 111) ... ok
[INFO] [stdout] test src/read.rs - read::ReadVarInt::try_read_usize_varint (line 105) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "fccf70d47d5715535c92bcab40c49e761f45aa164a3c99697ff05c3acec5931f"`
[INFO] running `"docker" "rm" "-f" "fccf70d47d5715535c92bcab40c49e761f45aa164a3c99697ff05c3acec5931f"`
[INFO] [stdout] fccf70d47d5715535c92bcab40c49e761f45aa164a3c99697ff05c3acec5931f