[INFO] updating cached repository xxuejie/ckb-vm-kcov-bug
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/xxuejie/ckb-vm-kcov-bug
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/xxuejie/ckb-vm-kcov-bug" "work/ex/beta-1.38-1/sources/1.37.0/gh/xxuejie/ckb-vm-kcov-bug"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/xxuejie/ckb-vm-kcov-bug'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/xxuejie/ckb-vm-kcov-bug" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/xxuejie/ckb-vm-kcov-bug"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/xxuejie/ckb-vm-kcov-bug'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9a2b4f242dd26d3b3b7697bd2f469ebf38436a19
[INFO] sha for GitHub repo xxuejie/ckb-vm-kcov-bug: 9a2b4f242dd26d3b3b7697bd2f469ebf38436a19
[INFO] validating manifest of xxuejie/ckb-vm-kcov-bug 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 xxuejie/ckb-vm-kcov-bug 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 xxuejie/ckb-vm-kcov-bug
[INFO] finished frobbing xxuejie/ckb-vm-kcov-bug
[INFO] frobbed toml for xxuejie/ckb-vm-kcov-bug written to work/ex/beta-1.38-1/sources/1.37.0/gh/xxuejie/ckb-vm-kcov-bug/Cargo.toml
[INFO] started frobbing xxuejie/ckb-vm-kcov-bug
[INFO] finished frobbing xxuejie/ckb-vm-kcov-bug
[INFO] frobbed toml for xxuejie/ckb-vm-kcov-bug written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/xxuejie/ckb-vm-kcov-bug/Cargo.toml
[INFO] crate xxuejie/ckb-vm-kcov-bug 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing xxuejie/ckb-vm-kcov-bug 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/gh/xxuejie/ckb-vm-kcov-bug:/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] aa4e7c15de5ee4742558df0e2495d20c5e60b58186452d6210cdcdfb1e0b25b9
[INFO] running `"docker" "start" "-a" "aa4e7c15de5ee4742558df0e2495d20c5e60b58186452d6210cdcdfb1e0b25b9"`
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling ckb-vm-definitions v0.13.0
[INFO] [stderr]    Compiling ckb-vm v0.13.0
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]    Compiling goblin v0.0.22
[INFO] [stderr]    Compiling ckb-vm-kcov-bug v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.11s
[INFO] running `"docker" "inspect" "aa4e7c15de5ee4742558df0e2495d20c5e60b58186452d6210cdcdfb1e0b25b9"`
[INFO] running `"docker" "rm" "-f" "aa4e7c15de5ee4742558df0e2495d20c5e60b58186452d6210cdcdfb1e0b25b9"`
[INFO] [stdout] aa4e7c15de5ee4742558df0e2495d20c5e60b58186452d6210cdcdfb1e0b25b9
[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/gh/xxuejie/ckb-vm-kcov-bug:/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] a47e9be798e032554e35d3231ce44af0a0409fa909baa83a5b47cbe8180f83e4
[INFO] running `"docker" "start" "-a" "a47e9be798e032554e35d3231ce44af0a0409fa909baa83a5b47cbe8180f83e4"`
[INFO] [stderr]    Compiling ckb-vm-kcov-bug v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "a47e9be798e032554e35d3231ce44af0a0409fa909baa83a5b47cbe8180f83e4"`
[INFO] running `"docker" "rm" "-f" "a47e9be798e032554e35d3231ce44af0a0409fa909baa83a5b47cbe8180f83e4"`
[INFO] [stdout] a47e9be798e032554e35d3231ce44af0a0409fa909baa83a5b47cbe8180f83e4
[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/gh/xxuejie/ckb-vm-kcov-bug:/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] 37bf2c59255af73422a84c3594dced52a9dbf30b4305f6af673d5e6a4e3f4c6d
[INFO] running `"docker" "start" "-a" "37bf2c59255af73422a84c3594dced52a9dbf30b4305f6af673d5e6a4e3f4c6d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ckb_vm_kcov_bug-011ca0cff442a610
[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" "37bf2c59255af73422a84c3594dced52a9dbf30b4305f6af673d5e6a4e3f4c6d"`
[INFO] running `"docker" "rm" "-f" "37bf2c59255af73422a84c3594dced52a9dbf30b4305f6af673d5e6a4e3f4c6d"`
[INFO] [stdout] 37bf2c59255af73422a84c3594dced52a9dbf30b4305f6af673d5e6a4e3f4c6d