[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-1.37-6/sources/1.36.0/gh/aaronabramov/parse_json_in_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/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-1.37-6/sources/beta-2019-07-23/gh/aaronabramov/parse_json_in_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/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 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of aaronabramov/parse_json_in_rust 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 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-1.37-6/sources/1.36.0/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-1.37-6/sources/beta-2019-07-23/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" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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[INFO] the lockfile is outdated, regenerating it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" "+1.36.0" "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 aaronabramov/parse_json_in_rust 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-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 1b1fab8e5eb7ddf007b8a2a068e45bd80f889ea13237f7c281f15ee738ff6621
[INFO] running `"docker" "start" "-a" "1b1fab8e5eb7ddf007b8a2a068e45bd80f889ea13237f7c281f15ee738ff6621"`
[INFO] [stderr]    Compiling parsejson v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `"docker" "inspect" "1b1fab8e5eb7ddf007b8a2a068e45bd80f889ea13237f7c281f15ee738ff6621"`
[INFO] running `"docker" "rm" "-f" "1b1fab8e5eb7ddf007b8a2a068e45bd80f889ea13237f7c281f15ee738ff6621"`
[INFO] [stdout] 1b1fab8e5eb7ddf007b8a2a068e45bd80f889ea13237f7c281f15ee738ff6621
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 91c4615950df0bcc3a29419b98cd1d7a03818916dd12dee8161bbe85e6b89396
[INFO] running `"docker" "start" "-a" "91c4615950df0bcc3a29419b98cd1d7a03818916dd12dee8161bbe85e6b89396"`
[INFO] [stderr]    Compiling parsejson v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "91c4615950df0bcc3a29419b98cd1d7a03818916dd12dee8161bbe85e6b89396"`
[INFO] running `"docker" "rm" "-f" "91c4615950df0bcc3a29419b98cd1d7a03818916dd12dee8161bbe85e6b89396"`
[INFO] [stdout] 91c4615950df0bcc3a29419b98cd1d7a03818916dd12dee8161bbe85e6b89396
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 5c7eafff5776b4b7f31df4a8418b65c569e22bcde1c3b5bf52e85bec292cfcef
[INFO] running `"docker" "start" "-a" "5c7eafff5776b4b7f31df4a8418b65c569e22bcde1c3b5bf52e85bec292cfcef"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/parsejson-b7afe30738d91447
[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" "5c7eafff5776b4b7f31df4a8418b65c569e22bcde1c3b5bf52e85bec292cfcef"`
[INFO] running `"docker" "rm" "-f" "5c7eafff5776b4b7f31df4a8418b65c569e22bcde1c3b5bf52e85bec292cfcef"`
[INFO] [stdout] 5c7eafff5776b4b7f31df4a8418b65c569e22bcde1c3b5bf52e85bec292cfcef