[INFO] updating cached repository kamicut/rust-list
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kamicut/rust-list
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kamicut/rust-list" "work/ex/beta-1.38-1/sources/1.37.0/gh/kamicut/rust-list"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/kamicut/rust-list'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kamicut/rust-list" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kamicut/rust-list"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kamicut/rust-list'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e927b8564ecf8ab1d7e266a7a62e090bd7a7557f
[INFO] sha for GitHub repo kamicut/rust-list: e927b8564ecf8ab1d7e266a7a62e090bd7a7557f
[INFO] validating manifest of kamicut/rust-list 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 kamicut/rust-list 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 kamicut/rust-list
[INFO] finished frobbing kamicut/rust-list
[INFO] frobbed toml for kamicut/rust-list written to work/ex/beta-1.38-1/sources/1.37.0/gh/kamicut/rust-list/Cargo.toml
[INFO] started frobbing kamicut/rust-list
[INFO] finished frobbing kamicut/rust-list
[INFO] frobbed toml for kamicut/rust-list written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kamicut/rust-list/Cargo.toml
[INFO] crate kamicut/rust-list 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing kamicut/rust-list 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/kamicut/rust-list:/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] 8fad67d3da54c7a0391afa2dbceaa9fe8dc91c0603ff34bf83d0303c67db2344
[INFO] running `"docker" "start" "-a" "8fad67d3da54c7a0391afa2dbceaa9fe8dc91c0603ff34bf83d0303c67db2344"`
[INFO] [stderr]    Compiling linkedlist v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::slice::SliceConcatExt::connect': renamed to join
[INFO] [stderr]   --> src/main.rs:13:10
[INFO] [stderr]    |
[INFO] [stderr] 13 |         .connect(", ");
[INFO] [stderr]    |          ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `"docker" "inspect" "8fad67d3da54c7a0391afa2dbceaa9fe8dc91c0603ff34bf83d0303c67db2344"`
[INFO] running `"docker" "rm" "-f" "8fad67d3da54c7a0391afa2dbceaa9fe8dc91c0603ff34bf83d0303c67db2344"`
[INFO] [stdout] 8fad67d3da54c7a0391afa2dbceaa9fe8dc91c0603ff34bf83d0303c67db2344
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/kamicut/rust-list:/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] 3a338505af8cff5afa4f1175ffdebc6f043293614855c2fe8af83f49361aa863
[INFO] running `"docker" "start" "-a" "3a338505af8cff5afa4f1175ffdebc6f043293614855c2fe8af83f49361aa863"`
[INFO] [stderr]    Compiling linkedlist v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::slice::SliceConcatExt::connect': renamed to join
[INFO] [stderr]   --> src/main.rs:13:10
[INFO] [stderr]    |
[INFO] [stderr] 13 |         .connect(", ");
[INFO] [stderr]    |          ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "3a338505af8cff5afa4f1175ffdebc6f043293614855c2fe8af83f49361aa863"`
[INFO] running `"docker" "rm" "-f" "3a338505af8cff5afa4f1175ffdebc6f043293614855c2fe8af83f49361aa863"`
[INFO] [stdout] 3a338505af8cff5afa4f1175ffdebc6f043293614855c2fe8af83f49361aa863
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/kamicut/rust-list:/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] 1390e84e5419bb4bad88f563bde00a77d2e03284e7cefb80aae9b382d0f84dfc
[INFO] running `"docker" "start" "-a" "1390e84e5419bb4bad88f563bde00a77d2e03284e7cefb80aae9b382d0f84dfc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/linkedlist-6bc6704d6e5de287
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/linkedlist-a3b344b3c1576460
[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] [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] [stderr]    Doc-tests linkedlist
[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" "1390e84e5419bb4bad88f563bde00a77d2e03284e7cefb80aae9b382d0f84dfc"`
[INFO] running `"docker" "rm" "-f" "1390e84e5419bb4bad88f563bde00a77d2e03284e7cefb80aae9b382d0f84dfc"`
[INFO] [stdout] 1390e84e5419bb4bad88f563bde00a77d2e03284e7cefb80aae9b382d0f84dfc