[INFO] updating cached repository https://github.com/huntj88/bubble-sort
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 81252592a609d90ba2d5e9ce2b14daccd8365581
[INFO] testing huntj88/bubble-sort against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuntj88%2Fbubble-sort" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/huntj88/bubble-sort on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/huntj88/bubble-sort
[INFO] finished tweaking git repo https://github.com/huntj88/bubble-sort
[INFO] tweaked toml for git repo https://github.com/huntj88/bubble-sort written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/huntj88/bubble-sort already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] acff3dcea7e87d01ecff0dd2d5fc941844c127ee62252caceaf1f1a854ee3d05
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "acff3dcea7e87d01ecff0dd2d5fc941844c127ee62252caceaf1f1a854ee3d05"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling bubble-sort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::clone::Clone`
[INFO] [stderr]  --> src/bubble_sort.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::clone::Clone;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Ordering`
[INFO] [stderr]  --> src/bubble_sort.rs:2:21
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cmp::{Ord, Ordering};
[INFO] [stderr]   |                     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/bubble_sort.rs:4:28
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub(crate) fn sort<T: Ord>(mut list: &mut [T]) {
[INFO] [stderr]   |                            ----^^^^
[INFO] [stderr]   |                            |
[INFO] [stderr]   |                            help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "acff3dcea7e87d01ecff0dd2d5fc941844c127ee62252caceaf1f1a854ee3d05"`
[INFO] running `"docker" "rm" "-f" "acff3dcea7e87d01ecff0dd2d5fc941844c127ee62252caceaf1f1a854ee3d05"`
[INFO] [stdout] acff3dcea7e87d01ecff0dd2d5fc941844c127ee62252caceaf1f1a854ee3d05
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dbec7aa103ee636f58b1b2faff15557555152d53d126e0166ff989c20053c4bb
[INFO] running `"docker" "start" "-a" "dbec7aa103ee636f58b1b2faff15557555152d53d126e0166ff989c20053c4bb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling bubble-sort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::clone::Clone`
[INFO] [stderr]  --> src/bubble_sort.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::clone::Clone;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Ordering`
[INFO] [stderr]  --> src/bubble_sort.rs:2:21
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cmp::{Ord, Ordering};
[INFO] [stderr]   |                     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/bubble_sort.rs:4:28
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub(crate) fn sort<T: Ord>(mut list: &mut [T]) {
[INFO] [stderr]   |                            ----^^^^
[INFO] [stderr]   |                            |
[INFO] [stderr]   |                            help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `"docker" "inspect" "dbec7aa103ee636f58b1b2faff15557555152d53d126e0166ff989c20053c4bb"`
[INFO] running `"docker" "rm" "-f" "dbec7aa103ee636f58b1b2faff15557555152d53d126e0166ff989c20053c4bb"`
[INFO] [stdout] dbec7aa103ee636f58b1b2faff15557555152d53d126e0166ff989c20053c4bb
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bcb879f3f225d7c9740832db8f67c645df2f0a242a755dd16a90a4f3cf12b81d
[INFO] running `"docker" "start" "-a" "bcb879f3f225d7c9740832db8f67c645df2f0a242a755dd16a90a4f3cf12b81d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `std::clone::Clone`
[INFO] [stderr]  --> src/bubble_sort.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::clone::Clone;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Ordering`
[INFO] [stderr]  --> src/bubble_sort.rs:2:21
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cmp::{Ord, Ordering};
[INFO] [stderr]   |                     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/bubble_sort.rs:4:28
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub(crate) fn sort<T: Ord>(mut list: &mut [T]) {
[INFO] [stderr]   |                            ----^^^^
[INFO] [stderr]   |                            |
[INFO] [stderr]   |                            help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bubble_sort-00df10a1bdf1322f
[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" "bcb879f3f225d7c9740832db8f67c645df2f0a242a755dd16a90a4f3cf12b81d"`
[INFO] running `"docker" "rm" "-f" "bcb879f3f225d7c9740832db8f67c645df2f0a242a755dd16a90a4f3cf12b81d"`
[INFO] [stdout] bcb879f3f225d7c9740832db8f67c645df2f0a242a755dd16a90a4f3cf12b81d