[INFO] updating cached repository fitzgen/mesi-emu
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/fitzgen/mesi-emu
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/fitzgen/mesi-emu" "work/ex/beta-1.38-1/sources/1.37.0/gh/fitzgen/mesi-emu"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/fitzgen/mesi-emu'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/fitzgen/mesi-emu" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fitzgen/mesi-emu"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fitzgen/mesi-emu'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8a4cc0705f1609f1fe534c92479c287459b2ec2a
[INFO] sha for GitHub repo fitzgen/mesi-emu: 8a4cc0705f1609f1fe534c92479c287459b2ec2a
[INFO] validating manifest of fitzgen/mesi-emu 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 fitzgen/mesi-emu 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 fitzgen/mesi-emu
[INFO] finished frobbing fitzgen/mesi-emu
[INFO] frobbed toml for fitzgen/mesi-emu written to work/ex/beta-1.38-1/sources/1.37.0/gh/fitzgen/mesi-emu/Cargo.toml
[INFO] started frobbing fitzgen/mesi-emu
[INFO] finished frobbing fitzgen/mesi-emu
[INFO] frobbed toml for fitzgen/mesi-emu written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fitzgen/mesi-emu/Cargo.toml
[INFO] crate fitzgen/mesi-emu already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/fitzgen/mesi-emu/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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" "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 fitzgen/mesi-emu 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/fitzgen/mesi-emu:/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] 72170123fecd26f99ebba3866e1397aaa6e6442b1f8d7a63742d05183c3a8054
[INFO] running `"docker" "start" "-a" "72170123fecd26f99ebba3866e1397aaa6e6442b1f8d7a63742d05183c3a8054"`
[INFO] [stderr]    Compiling lru_time_cache v0.2.7
[INFO] [stderr]    Compiling mesi-emu v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/benchmark.rs:14:37
[INFO] [stderr]    |
[INFO] [stderr] 14 | static EPOCH: atomic::AtomicUsize = atomic::ATOMIC_USIZE_INIT;
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.13s
[INFO] running `"docker" "inspect" "72170123fecd26f99ebba3866e1397aaa6e6442b1f8d7a63742d05183c3a8054"`
[INFO] running `"docker" "rm" "-f" "72170123fecd26f99ebba3866e1397aaa6e6442b1f8d7a63742d05183c3a8054"`
[INFO] [stdout] 72170123fecd26f99ebba3866e1397aaa6e6442b1f8d7a63742d05183c3a8054
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/fitzgen/mesi-emu:/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] 3b3e841322e22a7f728142302917b40b0bbe069fd4b1a2d4dd260b1ae22c88a7
[INFO] running `"docker" "start" "-a" "3b3e841322e22a7f728142302917b40b0bbe069fd4b1a2d4dd260b1ae22c88a7"`
[INFO] [stderr]    Compiling mesi-emu v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/benchmark.rs:14:37
[INFO] [stderr]    |
[INFO] [stderr] 14 | static EPOCH: atomic::AtomicUsize = atomic::ATOMIC_USIZE_INIT;
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "3b3e841322e22a7f728142302917b40b0bbe069fd4b1a2d4dd260b1ae22c88a7"`
[INFO] running `"docker" "rm" "-f" "3b3e841322e22a7f728142302917b40b0bbe069fd4b1a2d4dd260b1ae22c88a7"`
[INFO] [stdout] 3b3e841322e22a7f728142302917b40b0bbe069fd4b1a2d4dd260b1ae22c88a7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/fitzgen/mesi-emu:/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] 4d2be6acf73a6a819fff41a9252bf7224d5e21cdde117dfe6d6e7a04c26d78ec
[INFO] running `"docker" "start" "-a" "4d2be6acf73a6a819fff41a9252bf7224d5e21cdde117dfe6d6e7a04c26d78ec"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mesi_emu-1556942d0e649e65
[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" "4d2be6acf73a6a819fff41a9252bf7224d5e21cdde117dfe6d6e7a04c26d78ec"`
[INFO] running `"docker" "rm" "-f" "4d2be6acf73a6a819fff41a9252bf7224d5e21cdde117dfe6d6e7a04c26d78ec"`
[INFO] [stdout] 4d2be6acf73a6a819fff41a9252bf7224d5e21cdde117dfe6d6e7a04c26d78ec