[INFO] updating cached repository aaronabramov/parse_json_in_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/aaronabramov/parse_json_in_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/aaronabramov/parse_json_in_rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/aaronabramov/parse_json_in_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/aaronabramov/parse_json_in_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/aaronabramov/parse_json_in_rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aaronabramov/parse_json_in_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aaronabramov/parse_json_in_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 89ace86d62094713640c9f1c480988b13e1c11c3
[INFO] sha for GitHub repo aaronabramov/parse_json_in_rust: 89ace86d62094713640c9f1c480988b13e1c11c3
[INFO] validating manifest of aaronabramov/parse_json_in_rust 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 aaronabramov/parse_json_in_rust 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 aaronabramov/parse_json_in_rust
[INFO] finished frobbing aaronabramov/parse_json_in_rust
[INFO] frobbed toml for aaronabramov/parse_json_in_rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/aaronabramov/parse_json_in_rust/Cargo.toml
[INFO] started frobbing aaronabramov/parse_json_in_rust
[INFO] finished frobbing aaronabramov/parse_json_in_rust
[INFO] frobbed toml for aaronabramov/parse_json_in_rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aaronabramov/parse_json_in_rust/Cargo.toml
[INFO] crate aaronabramov/parse_json_in_rust 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/aaronabramov/parse_json_in_rust/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[INFO] the lockfile is outdated, regenerating it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] 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] [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 aaronabramov/parse_json_in_rust 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/aaronabramov/parse_json_in_rust:/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] 03aa7477fc87966d47daee490c1fdca06cf87f4bcb89ccfe0125dbd9897a1ec0
[INFO] running `"docker" "start" "-a" "03aa7477fc87966d47daee490c1fdca06cf87f4bcb89ccfe0125dbd9897a1ec0"`
[INFO] [stderr]    Compiling parsejson v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "03aa7477fc87966d47daee490c1fdca06cf87f4bcb89ccfe0125dbd9897a1ec0"`
[INFO] running `"docker" "rm" "-f" "03aa7477fc87966d47daee490c1fdca06cf87f4bcb89ccfe0125dbd9897a1ec0"`
[INFO] [stdout] 03aa7477fc87966d47daee490c1fdca06cf87f4bcb89ccfe0125dbd9897a1ec0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/aaronabramov/parse_json_in_rust:/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] 7534bdcb082af66bbff54184f784c3b587aa24a00e901cbca5bc2abd9f8e1dc8
[INFO] running `"docker" "start" "-a" "7534bdcb082af66bbff54184f784c3b587aa24a00e901cbca5bc2abd9f8e1dc8"`
[INFO] [stderr]    Compiling parsejson v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "7534bdcb082af66bbff54184f784c3b587aa24a00e901cbca5bc2abd9f8e1dc8"`
[INFO] running `"docker" "rm" "-f" "7534bdcb082af66bbff54184f784c3b587aa24a00e901cbca5bc2abd9f8e1dc8"`
[INFO] [stdout] 7534bdcb082af66bbff54184f784c3b587aa24a00e901cbca5bc2abd9f8e1dc8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/aaronabramov/parse_json_in_rust:/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] c31f10c163d18e0ceca1c42d5a07e5c360f8a704ffe4b567a39b0c0628ecc252
[INFO] running `"docker" "start" "-a" "c31f10c163d18e0ceca1c42d5a07e5c360f8a704ffe4b567a39b0c0628ecc252"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/parsejson-8e98c096ac6c2c49
[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" "c31f10c163d18e0ceca1c42d5a07e5c360f8a704ffe4b567a39b0c0628ecc252"`
[INFO] running `"docker" "rm" "-f" "c31f10c163d18e0ceca1c42d5a07e5c360f8a704ffe4b567a39b0c0628ecc252"`
[INFO] [stdout] c31f10c163d18e0ceca1c42d5a07e5c360f8a704ffe4b567a39b0c0628ecc252