[INFO] updating cached repository letmutx/code-executor
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/letmutx/code-executor
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/letmutx/code-executor" "work/ex/beta-1.37-6/sources/1.36.0/gh/letmutx/code-executor"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/letmutx/code-executor'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/letmutx/code-executor" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/letmutx/code-executor"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/letmutx/code-executor'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7f543faf3f46ad92f67c559e31f00e3920cba3f7
[INFO] sha for GitHub repo letmutx/code-executor: 7f543faf3f46ad92f67c559e31f00e3920cba3f7
[INFO] validating manifest of letmutx/code-executor 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 letmutx/code-executor 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 letmutx/code-executor
[INFO] finished frobbing letmutx/code-executor
[INFO] frobbed toml for letmutx/code-executor written to work/ex/beta-1.37-6/sources/1.36.0/gh/letmutx/code-executor/Cargo.toml
[INFO] started frobbing letmutx/code-executor
[INFO] finished frobbing letmutx/code-executor
[INFO] frobbed toml for letmutx/code-executor written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/letmutx/code-executor/Cargo.toml
[INFO] crate letmutx/code-executor 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing letmutx/code-executor 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-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/letmutx/code-executor:/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] 2840f096ef85a29bfde218504ea8ce9e7e91ae8cc42bebc74b50b782c33518f7
[INFO] running `"docker" "start" "-a" "2840f096ef85a29bfde218504ea8ce9e7e91ae8cc42bebc74b50b782c33518f7"`
[INFO] [stderr]    Compiling filetime v0.1.15
[INFO] [stderr]    Compiling xattr v0.1.11
[INFO] [stderr]    Compiling relay v0.1.0
[INFO] [stderr]    Compiling serde_json v1.0.9
[INFO] [stderr]    Compiling tokio-io v0.1.4
[INFO] [stderr]    Compiling num v0.1.41
[INFO] [stderr]    Compiling mio-uds v0.6.4
[INFO] [stderr]    Compiling serde_url_params v0.1.0
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling tar v0.4.14
[INFO] [stderr]    Compiling tokio-core v0.1.12
[INFO] [stderr]    Compiling env_logger v0.5.3
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling tokio-uds v0.1.7
[INFO] [stderr]    Compiling hyper v0.11.15
[INFO] [stderr]    Compiling hyperlocal v0.4.1
[INFO] [stderr]    Compiling code-executor v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]    --> src/executor/mod.rs:166:34
[INFO] [stderr]     |
[INFO] [stderr] 166 |                                 .trim_right()
[INFO] [stderr]     |                                  ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.38s
[INFO] running `"docker" "inspect" "2840f096ef85a29bfde218504ea8ce9e7e91ae8cc42bebc74b50b782c33518f7"`
[INFO] running `"docker" "rm" "-f" "2840f096ef85a29bfde218504ea8ce9e7e91ae8cc42bebc74b50b782c33518f7"`
[INFO] [stdout] 2840f096ef85a29bfde218504ea8ce9e7e91ae8cc42bebc74b50b782c33518f7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/letmutx/code-executor:/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] 60178a7b4421e4dfb67bbfe917b7eb532186e44f95ff1eb135197aa8299defe8
[INFO] running `"docker" "start" "-a" "60178a7b4421e4dfb67bbfe917b7eb532186e44f95ff1eb135197aa8299defe8"`
[INFO] [stderr]    Compiling code-executor v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]    --> src/executor/mod.rs:166:34
[INFO] [stderr]     |
[INFO] [stderr] 166 |                                 .trim_right()
[INFO] [stderr]     |                                  ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `"docker" "inspect" "60178a7b4421e4dfb67bbfe917b7eb532186e44f95ff1eb135197aa8299defe8"`
[INFO] running `"docker" "rm" "-f" "60178a7b4421e4dfb67bbfe917b7eb532186e44f95ff1eb135197aa8299defe8"`
[INFO] [stdout] 60178a7b4421e4dfb67bbfe917b7eb532186e44f95ff1eb135197aa8299defe8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/letmutx/code-executor:/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] 61d2b477c6d8582e3fe6938b3b0d1c09dbc2496d9399c156d3d4423407cbb33f
[INFO] running `"docker" "start" "-a" "61d2b477c6d8582e3fe6938b3b0d1c09dbc2496d9399c156d3d4423407cbb33f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/code_executor-ee4b9c5e6476bc23
[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" "61d2b477c6d8582e3fe6938b3b0d1c09dbc2496d9399c156d3d4423407cbb33f"`
[INFO] running `"docker" "rm" "-f" "61d2b477c6d8582e3fe6938b3b0d1c09dbc2496d9399c156d3d4423407cbb33f"`
[INFO] [stdout] 61d2b477c6d8582e3fe6938b3b0d1c09dbc2496d9399c156d3d4423407cbb33f