[INFO] updating cached repository https://github.com/aunpyz/RustMapReduce
[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] 56cb693a6806b982f3bd91ca60056a1012a45b71
[INFO] testing aunpyz/RustMapReduce against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faunpyz%2FRustMapReduce" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aunpyz/RustMapReduce on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/aunpyz/RustMapReduce
[INFO] finished tweaking git repo https://github.com/aunpyz/RustMapReduce
[INFO] tweaked toml for git repo https://github.com/aunpyz/RustMapReduce written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/aunpyz/RustMapReduce already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3c33f0634942b055ad2060aad1cf927e3adecc49967e1b74ee2f543fc6155992
[INFO] running `"docker" "start" "-a" "3c33f0634942b055ad2060aad1cf927e3adecc49967e1b74ee2f543fc6155992"`
[INFO] [stderr]    Compiling map_reduce v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `map`
[INFO] [stderr]   --> src/lib.rs:50:4
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn map() {
[INFO] [stderr]    |    ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `reduce`
[INFO] [stderr]   --> src/lib.rs:54:4
[INFO] [stderr]    |
[INFO] [stderr] 54 | fn reduce() {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `"docker" "inspect" "3c33f0634942b055ad2060aad1cf927e3adecc49967e1b74ee2f543fc6155992"`
[INFO] running `"docker" "rm" "-f" "3c33f0634942b055ad2060aad1cf927e3adecc49967e1b74ee2f543fc6155992"`
[INFO] [stdout] 3c33f0634942b055ad2060aad1cf927e3adecc49967e1b74ee2f543fc6155992
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "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] 5d5b8c566f9e6c3af84ea65d0e252b173b5221e7cb4c42de709753bf6948f5ef
[INFO] running `"docker" "start" "-a" "5d5b8c566f9e6c3af84ea65d0e252b173b5221e7cb4c42de709753bf6948f5ef"`
[INFO] [stderr]    Compiling map_reduce v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `map`
[INFO] [stderr]   --> src/lib.rs:50:4
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn map() {
[INFO] [stderr]    |    ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `reduce`
[INFO] [stderr]   --> src/lib.rs:54:4
[INFO] [stderr]    |
[INFO] [stderr] 54 | fn reduce() {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `map`
[INFO] [stderr]   --> src/lib.rs:50:4
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn map() {
[INFO] [stderr]    |    ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `reduce`
[INFO] [stderr]   --> src/lib.rs:54:4
[INFO] [stderr]    |
[INFO] [stderr] 54 | fn reduce() {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `"docker" "inspect" "5d5b8c566f9e6c3af84ea65d0e252b173b5221e7cb4c42de709753bf6948f5ef"`
[INFO] running `"docker" "rm" "-f" "5d5b8c566f9e6c3af84ea65d0e252b173b5221e7cb4c42de709753bf6948f5ef"`
[INFO] [stdout] 5d5b8c566f9e6c3af84ea65d0e252b173b5221e7cb4c42de709753bf6948f5ef
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "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] 85018f2bc22a13c3868a7cdc403c70d2a94723ef179303aa28754fe68bd22b8c
[INFO] running `"docker" "start" "-a" "85018f2bc22a13c3868a7cdc403c70d2a94723ef179303aa28754fe68bd22b8c"`
[INFO] [stderr] warning: function is never used: `map`
[INFO] [stderr]   --> src/lib.rs:50:4
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn map() {
[INFO] [stderr]    |    ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `reduce`
[INFO] [stderr]   --> src/lib.rs:54:4
[INFO] [stderr]    |
[INFO] [stderr] 54 | fn reduce() {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `map`
[INFO] [stderr]   --> src/lib.rs:50:4
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn map() {
[INFO] [stderr]    |    ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `reduce`
[INFO] [stderr]   --> src/lib.rs:54:4
[INFO] [stderr]    |
[INFO] [stderr] 54 | fn reduce() {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/map_reduce-fa0aa671d6db180b
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/map_reduce-62abe2688e9b701d
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test blank_data ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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 map_reduce
[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" "85018f2bc22a13c3868a7cdc403c70d2a94723ef179303aa28754fe68bd22b8c"`
[INFO] running `"docker" "rm" "-f" "85018f2bc22a13c3868a7cdc403c70d2a94723ef179303aa28754fe68bd22b8c"`
[INFO] [stdout] 85018f2bc22a13c3868a7cdc403c70d2a94723ef179303aa28754fe68bd22b8c