[INFO] updating cached repository simutisernestas/algorithms-and-data-structures
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/simutisernestas/algorithms-and-data-structures
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/simutisernestas/algorithms-and-data-structures" "work/ex/beta-1.37-6/sources/1.36.0/gh/simutisernestas/algorithms-and-data-structures"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/simutisernestas/algorithms-and-data-structures'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/simutisernestas/algorithms-and-data-structures" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/simutisernestas/algorithms-and-data-structures"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/simutisernestas/algorithms-and-data-structures'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1bc4f8acf4b277fecedf9d26eebc01473162abfa
[INFO] sha for GitHub repo simutisernestas/algorithms-and-data-structures: 1bc4f8acf4b277fecedf9d26eebc01473162abfa
[INFO] validating manifest of simutisernestas/algorithms-and-data-structures 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 simutisernestas/algorithms-and-data-structures 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 simutisernestas/algorithms-and-data-structures
[INFO] finished frobbing simutisernestas/algorithms-and-data-structures
[INFO] frobbed toml for simutisernestas/algorithms-and-data-structures written to work/ex/beta-1.37-6/sources/1.36.0/gh/simutisernestas/algorithms-and-data-structures/Cargo.toml
[INFO] started frobbing simutisernestas/algorithms-and-data-structures
[INFO] finished frobbing simutisernestas/algorithms-and-data-structures
[INFO] frobbed toml for simutisernestas/algorithms-and-data-structures written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/simutisernestas/algorithms-and-data-structures/Cargo.toml
[INFO] crate simutisernestas/algorithms-and-data-structures 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]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing simutisernestas/algorithms-and-data-structures against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/simutisernestas/algorithms-and-data-structures:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 0308a13215619eeb86e1171a0d2f3990ff120c819b742cdca6abf6dc8e0cb5e1
[INFO] running `"docker" "start" "-a" "0308a13215619eeb86e1171a0d2f3990ff120c819b742cdca6abf6dc8e0cb5e1"`
[INFO] [stderr]    Compiling sanbox v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `selection_sorting`
[INFO] [stderr]   --> src/main.rs:87:1
[INFO] [stderr]    |
[INFO] [stderr] 87 | fn selection_sorting(vector: &Vec<i32>) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `linear_search`
[INFO] [stderr]    --> src/main.rs:108:1
[INFO] [stderr]     |
[INFO] [stderr] 108 | fn linear_search(vector: &Vec<i32>, num: i32) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bubble_sort`
[INFO] [stderr]    --> src/main.rs:121:1
[INFO] [stderr]     |
[INFO] [stderr] 121 | fn bubble_sort(vector: &Vec<i32>) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `"docker" "inspect" "0308a13215619eeb86e1171a0d2f3990ff120c819b742cdca6abf6dc8e0cb5e1"`
[INFO] running `"docker" "rm" "-f" "0308a13215619eeb86e1171a0d2f3990ff120c819b742cdca6abf6dc8e0cb5e1"`
[INFO] [stdout] 0308a13215619eeb86e1171a0d2f3990ff120c819b742cdca6abf6dc8e0cb5e1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/simutisernestas/algorithms-and-data-structures:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2cd12e1128eb9c50d955cfe1596f8ee0360a24b02ba11c14d599bc82cff90ad3
[INFO] running `"docker" "start" "-a" "2cd12e1128eb9c50d955cfe1596f8ee0360a24b02ba11c14d599bc82cff90ad3"`
[INFO] [stderr]    Compiling sanbox v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `selection_sorting`
[INFO] [stderr]   --> src/main.rs:87:1
[INFO] [stderr]    |
[INFO] [stderr] 87 | fn selection_sorting(vector: &Vec<i32>) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `linear_search`
[INFO] [stderr]    --> src/main.rs:108:1
[INFO] [stderr]     |
[INFO] [stderr] 108 | fn linear_search(vector: &Vec<i32>, num: i32) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bubble_sort`
[INFO] [stderr]    --> src/main.rs:121:1
[INFO] [stderr]     |
[INFO] [stderr] 121 | fn bubble_sort(vector: &Vec<i32>) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "2cd12e1128eb9c50d955cfe1596f8ee0360a24b02ba11c14d599bc82cff90ad3"`
[INFO] running `"docker" "rm" "-f" "2cd12e1128eb9c50d955cfe1596f8ee0360a24b02ba11c14d599bc82cff90ad3"`
[INFO] [stdout] 2cd12e1128eb9c50d955cfe1596f8ee0360a24b02ba11c14d599bc82cff90ad3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/simutisernestas/algorithms-and-data-structures:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 64b961aab44264f8af93632222134ae51ff9228b5828778a0881bed631ac36a8
[INFO] running `"docker" "start" "-a" "64b961aab44264f8af93632222134ae51ff9228b5828778a0881bed631ac36a8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sanbox-93afe0a52d2d44d3
[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" "64b961aab44264f8af93632222134ae51ff9228b5828778a0881bed631ac36a8"`
[INFO] running `"docker" "rm" "-f" "64b961aab44264f8af93632222134ae51ff9228b5828778a0881bed631ac36a8"`
[INFO] [stdout] 64b961aab44264f8af93632222134ae51ff9228b5828778a0881bed631ac36a8