[INFO] fetching crate johnston 0.1.1...
[INFO] extracting crate johnston 0.1.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/johnston/0.1.1
[INFO] extracting crate johnston 0.1.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/johnston/0.1.1
[INFO] validating manifest of johnston-0.1.1 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 johnston-0.1.1 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 johnston-0.1.1
[INFO] finished frobbing johnston-0.1.1
[INFO] frobbed toml for johnston-0.1.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/johnston/0.1.1/Cargo.toml
[INFO] started frobbing johnston-0.1.1
[INFO] finished frobbing johnston-0.1.1
[INFO] frobbed toml for johnston-0.1.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/johnston/0.1.1/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing johnston-0.1.1 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-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/johnston/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] cc4a56a19c55c97bcf2fad5bc0d169c3ba0bc78ea061521de64f4063b3306a25
[INFO] running `"docker" "start" "-a" "cc4a56a19c55c97bcf2fad5bc0d169c3ba0bc78ea061521de64f4063b3306a25"`
[INFO] [stderr]    Compiling rug v1.5.2
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.1.14
[INFO] [stderr]    Compiling johnston v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 03s
[INFO] running `"docker" "inspect" "cc4a56a19c55c97bcf2fad5bc0d169c3ba0bc78ea061521de64f4063b3306a25"`
[INFO] running `"docker" "rm" "-f" "cc4a56a19c55c97bcf2fad5bc0d169c3ba0bc78ea061521de64f4063b3306a25"`
[INFO] [stdout] cc4a56a19c55c97bcf2fad5bc0d169c3ba0bc78ea061521de64f4063b3306a25
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/johnston/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d164b88c3528d169f75b8b1e3e3fce6b7f032e9217d143480ce68c9a3ad46a3a
[INFO] running `"docker" "start" "-a" "d164b88c3528d169f75b8b1e3e3fce6b7f032e9217d143480ce68c9a3ad46a3a"`
[INFO] [stderr]    Compiling johnston v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `"docker" "inspect" "d164b88c3528d169f75b8b1e3e3fce6b7f032e9217d143480ce68c9a3ad46a3a"`
[INFO] running `"docker" "rm" "-f" "d164b88c3528d169f75b8b1e3e3fce6b7f032e9217d143480ce68c9a3ad46a3a"`
[INFO] [stdout] d164b88c3528d169f75b8b1e3e3fce6b7f032e9217d143480ce68c9a3ad46a3a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/johnston/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 964ace14ce899f7be4128b7fdc7496b458e61894ebdfb6063f6e7ee999fa3656
[INFO] running `"docker" "start" "-a" "964ace14ce899f7be4128b7fdc7496b458e61894ebdfb6063f6e7ee999fa3656"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/johnston-80769075ba6afc41
[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] [stderr]      Running /opt/crater/target/debug/deps/johnston-f2c3ec38072b85cc
[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] [stderr]      Running /opt/crater/target/debug/deps/unit_tests-a35f63d6a85309f9
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test it_calculates_cents ... ok
[INFO] [stdout] test it_flattens ... ok
[INFO] [stdout] test it_is_a_power_of_two ... ok
[INFO] [stdout] test it_gets_the_correct_limit ... ok
[INFO] [stdout] test it_is_a_prime_predicate ... ok
[INFO] [stdout] test it_returns_the_correct_ordinal ... ok
[INFO] [stdout] test it_returns_factors ... ok
[INFO] [stdout] test it_returns_the_correct_harmonic ... ok
[INFO] [stdout] test it_generates_a_lattice ... ok
[INFO] [stdout] test it_returns_the_greatest_prime_factor ... ok
[INFO] [stdout] test it_walks_utonally ... ok
[INFO] [stderr]    Doc-tests johnston
[INFO] [stdout] test it_returns_the_interval_to_traverse_the_lattice ... ok
[INFO] [stdout] test it_walks_otonally ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - gen_lattice (line 21) ... 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" "964ace14ce899f7be4128b7fdc7496b458e61894ebdfb6063f6e7ee999fa3656"`
[INFO] running `"docker" "rm" "-f" "964ace14ce899f7be4128b7fdc7496b458e61894ebdfb6063f6e7ee999fa3656"`
[INFO] [stdout] 964ace14ce899f7be4128b7fdc7496b458e61894ebdfb6063f6e7ee999fa3656