[INFO] updating cached repository jeffbryner/json2redis
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jeffbryner/json2redis
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jeffbryner/json2redis" "work/ex/beta-1.38-1/sources/1.37.0/gh/jeffbryner/json2redis"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jeffbryner/json2redis'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jeffbryner/json2redis" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jeffbryner/json2redis"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jeffbryner/json2redis'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4533a7cc621046e23a5935fbbd6eac00ff1ba036
[INFO] sha for GitHub repo jeffbryner/json2redis: 4533a7cc621046e23a5935fbbd6eac00ff1ba036
[INFO] validating manifest of jeffbryner/json2redis 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 jeffbryner/json2redis 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 jeffbryner/json2redis
[INFO] finished frobbing jeffbryner/json2redis
[INFO] frobbed toml for jeffbryner/json2redis written to work/ex/beta-1.38-1/sources/1.37.0/gh/jeffbryner/json2redis/Cargo.toml
[INFO] started frobbing jeffbryner/json2redis
[INFO] finished frobbing jeffbryner/json2redis
[INFO] frobbed toml for jeffbryner/json2redis written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jeffbryner/json2redis/Cargo.toml
[INFO] crate jeffbryner/json2redis 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 jeffbryner/json2redis against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jeffbryner/json2redis:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 1b6e93e0b353b9cb7c0589057cdc28d833704f8108bef8e112d8a62bde8bc724
[INFO] running `"docker" "start" "-a" "1b6e93e0b353b9cb7c0589057cdc28d833704f8108bef8e112d8a62bde8bc724"`
[INFO] [stderr]    Compiling redis v0.8.0
[INFO] [stderr]    Compiling json2redis v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:17:26
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn print_error(mut err: &Error) {
[INFO] [stderr]    |                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:19:33
[INFO] [stderr]    |
[INFO] [stderr] 19 |     while let Some(cause) = err.cause() {
[INFO] [stderr]    |                                 ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.50s
[INFO] running `"docker" "inspect" "1b6e93e0b353b9cb7c0589057cdc28d833704f8108bef8e112d8a62bde8bc724"`
[INFO] running `"docker" "rm" "-f" "1b6e93e0b353b9cb7c0589057cdc28d833704f8108bef8e112d8a62bde8bc724"`
[INFO] [stdout] 1b6e93e0b353b9cb7c0589057cdc28d833704f8108bef8e112d8a62bde8bc724
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jeffbryner/json2redis:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 414be4461f9d8d137a889b922f77ddddcfc4b9752d4f02c7a3b214dee71ddebc
[INFO] running `"docker" "start" "-a" "414be4461f9d8d137a889b922f77ddddcfc4b9752d4f02c7a3b214dee71ddebc"`
[INFO] [stderr]    Compiling json2redis v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:17:26
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn print_error(mut err: &Error) {
[INFO] [stderr]    |                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:19:33
[INFO] [stderr]    |
[INFO] [stderr] 19 |     while let Some(cause) = err.cause() {
[INFO] [stderr]    |                                 ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "414be4461f9d8d137a889b922f77ddddcfc4b9752d4f02c7a3b214dee71ddebc"`
[INFO] running `"docker" "rm" "-f" "414be4461f9d8d137a889b922f77ddddcfc4b9752d4f02c7a3b214dee71ddebc"`
[INFO] [stdout] 414be4461f9d8d137a889b922f77ddddcfc4b9752d4f02c7a3b214dee71ddebc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jeffbryner/json2redis:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 744e081b18a67ce3f6da3199ff9022f42e89415f06381032eb1dccfeb1c327c7
[INFO] running `"docker" "start" "-a" "744e081b18a67ce3f6da3199ff9022f42e89415f06381032eb1dccfeb1c327c7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/json2redis-3f59e4e692b58b4b
[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" "744e081b18a67ce3f6da3199ff9022f42e89415f06381032eb1dccfeb1c327c7"`
[INFO] running `"docker" "rm" "-f" "744e081b18a67ce3f6da3199ff9022f42e89415f06381032eb1dccfeb1c327c7"`
[INFO] [stdout] 744e081b18a67ce3f6da3199ff9022f42e89415f06381032eb1dccfeb1c327c7