[INFO] updating cached repository jianingy/aircarbon
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jianingy/aircarbon
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jianingy/aircarbon" "work/ex/beta-1.38-1/sources/1.37.0/gh/jianingy/aircarbon"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jianingy/aircarbon'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jianingy/aircarbon" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jianingy/aircarbon"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jianingy/aircarbon'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7be931568c1bb46841f874215c9bafe095bfbfef
[INFO] sha for GitHub repo jianingy/aircarbon: 7be931568c1bb46841f874215c9bafe095bfbfef
[INFO] validating manifest of jianingy/aircarbon 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 jianingy/aircarbon 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 jianingy/aircarbon
[INFO] finished frobbing jianingy/aircarbon
[INFO] frobbed toml for jianingy/aircarbon written to work/ex/beta-1.38-1/sources/1.37.0/gh/jianingy/aircarbon/Cargo.toml
[INFO] started frobbing jianingy/aircarbon
[INFO] finished frobbing jianingy/aircarbon
[INFO] frobbed toml for jianingy/aircarbon written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jianingy/aircarbon/Cargo.toml
[INFO] crate jianingy/aircarbon 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 jianingy/aircarbon 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jianingy/aircarbon:/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] 764b388249756a91fefaf40d1cd8dde0cfcfea82a1ecd8a4eff2c20a20c11961
[INFO] running `"docker" "start" "-a" "764b388249756a91fefaf40d1cd8dde0cfcfea82a1ecd8a4eff2c20a20c11961"`
[INFO] [stderr]    Compiling backtrace-sys v0.1.10
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling ioctl-rs v0.1.5
[INFO] [stderr]    Compiling clap v2.20.5
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling num-iter v0.1.32
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling num v0.1.36
[INFO] [stderr]    Compiling serial v0.3.4
[INFO] [stderr]    Compiling chrono v0.3.0
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]    Compiling error-chain v0.9.0
[INFO] [stderr]    Compiling aircarbon v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / error_chain! {
[INFO] [stderr] 6  | |     foreign_links {
[INFO] [stderr] 7  | |
[INFO] [stderr] 8  | |         OptionError(clap::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 19 | |
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / error_chain! {
[INFO] [stderr] 6  | |     foreign_links {
[INFO] [stderr] 7  | |
[INFO] [stderr] 8  | |         OptionError(clap::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 19 | |
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.82s
[INFO] running `"docker" "inspect" "764b388249756a91fefaf40d1cd8dde0cfcfea82a1ecd8a4eff2c20a20c11961"`
[INFO] running `"docker" "rm" "-f" "764b388249756a91fefaf40d1cd8dde0cfcfea82a1ecd8a4eff2c20a20c11961"`
[INFO] [stdout] 764b388249756a91fefaf40d1cd8dde0cfcfea82a1ecd8a4eff2c20a20c11961
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jianingy/aircarbon:/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] 99efb328623772ddbd4e029705e55f6935cf7504b4b30c75caa855b0a090406c
[INFO] running `"docker" "start" "-a" "99efb328623772ddbd4e029705e55f6935cf7504b4b30c75caa855b0a090406c"`
[INFO] [stderr]    Compiling aircarbon v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / error_chain! {
[INFO] [stderr] 6  | |     foreign_links {
[INFO] [stderr] 7  | |
[INFO] [stderr] 8  | |         OptionError(clap::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 19 | |
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / error_chain! {
[INFO] [stderr] 6  | |     foreign_links {
[INFO] [stderr] 7  | |
[INFO] [stderr] 8  | |         OptionError(clap::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 19 | |
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `"docker" "inspect" "99efb328623772ddbd4e029705e55f6935cf7504b4b30c75caa855b0a090406c"`
[INFO] running `"docker" "rm" "-f" "99efb328623772ddbd4e029705e55f6935cf7504b4b30c75caa855b0a090406c"`
[INFO] [stdout] 99efb328623772ddbd4e029705e55f6935cf7504b4b30c75caa855b0a090406c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jianingy/aircarbon:/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] 32cc2d41021c3c2eb2786e147b58703d6f593494f76e18a5e7cadb49bb86eca7
[INFO] running `"docker" "start" "-a" "32cc2d41021c3c2eb2786e147b58703d6f593494f76e18a5e7cadb49bb86eca7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/aircarbon-6969920b90d99be3
[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" "32cc2d41021c3c2eb2786e147b58703d6f593494f76e18a5e7cadb49bb86eca7"`
[INFO] running `"docker" "rm" "-f" "32cc2d41021c3c2eb2786e147b58703d6f593494f76e18a5e7cadb49bb86eca7"`
[INFO] [stdout] 32cc2d41021c3c2eb2786e147b58703d6f593494f76e18a5e7cadb49bb86eca7