[INFO] updating cached repository NatsukiAsuka/vm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/NatsukiAsuka/vm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/NatsukiAsuka/vm" "work/ex/beta-1.38-1/sources/1.37.0/gh/NatsukiAsuka/vm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/NatsukiAsuka/vm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/NatsukiAsuka/vm" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/NatsukiAsuka/vm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/NatsukiAsuka/vm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3751840ff24c580b13e457aa08ff4e2ca58b1f57
[INFO] sha for GitHub repo NatsukiAsuka/vm: 3751840ff24c580b13e457aa08ff4e2ca58b1f57
[INFO] validating manifest of NatsukiAsuka/vm 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 NatsukiAsuka/vm 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 NatsukiAsuka/vm
[INFO] finished frobbing NatsukiAsuka/vm
[INFO] frobbed toml for NatsukiAsuka/vm written to work/ex/beta-1.38-1/sources/1.37.0/gh/NatsukiAsuka/vm/Cargo.toml
[INFO] started frobbing NatsukiAsuka/vm
[INFO] finished frobbing NatsukiAsuka/vm
[INFO] frobbed toml for NatsukiAsuka/vm written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/NatsukiAsuka/vm/Cargo.toml
[INFO] crate NatsukiAsuka/vm 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]     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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing NatsukiAsuka/vm 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/NatsukiAsuka/vm:/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] 8ae5b52a4339c1cff1f6b6df557c6ef7a9d0b14954e57fce4ffb1ac2340e4f5f
[INFO] running `"docker" "start" "-a" "8ae5b52a4339c1cff1f6b6df557c6ef7a9d0b14954e57fce4ffb1ac2340e4f5f"`
[INFO] [stderr]    Compiling jvm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "8ae5b52a4339c1cff1f6b6df557c6ef7a9d0b14954e57fce4ffb1ac2340e4f5f"`
[INFO] running `"docker" "rm" "-f" "8ae5b52a4339c1cff1f6b6df557c6ef7a9d0b14954e57fce4ffb1ac2340e4f5f"`
[INFO] [stdout] 8ae5b52a4339c1cff1f6b6df557c6ef7a9d0b14954e57fce4ffb1ac2340e4f5f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/NatsukiAsuka/vm:/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] 398791f6de5d00165064635ef300d72f3dc272e38e113805b31356969712aa06
[INFO] running `"docker" "start" "-a" "398791f6de5d00165064635ef300d72f3dc272e38e113805b31356969712aa06"`
[INFO] [stderr]    Compiling jvm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "398791f6de5d00165064635ef300d72f3dc272e38e113805b31356969712aa06"`
[INFO] running `"docker" "rm" "-f" "398791f6de5d00165064635ef300d72f3dc272e38e113805b31356969712aa06"`
[INFO] [stdout] 398791f6de5d00165064635ef300d72f3dc272e38e113805b31356969712aa06
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/NatsukiAsuka/vm:/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] f4c75e9f946e983e8b0008e02d0de29cc075ef3d493a3e309a4eb3f322b16c5e
[INFO] running `"docker" "start" "-a" "f4c75e9f946e983e8b0008e02d0de29cc075ef3d493a3e309a4eb3f322b16c5e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/jvm-8a4e19bed4bff00e
[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" "f4c75e9f946e983e8b0008e02d0de29cc075ef3d493a3e309a4eb3f322b16c5e"`
[INFO] running `"docker" "rm" "-f" "f4c75e9f946e983e8b0008e02d0de29cc075ef3d493a3e309a4eb3f322b16c5e"`
[INFO] [stdout] f4c75e9f946e983e8b0008e02d0de29cc075ef3d493a3e309a4eb3f322b16c5e