[INFO] crate mpool 0.1.4 is already in cache
[INFO] testing mpool-0.1.4 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate mpool 0.1.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate mpool 0.1.4 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mpool 0.1.4
[INFO] finished tweaking crates.io crate mpool 0.1.4
[INFO] tweaked toml for crates.io crate mpool 0.1.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate mpool 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 7e49d74b9226f54f29d581458ae2a400f3f2dc7cf0b8fbe284b7f5646a0c5b82
[INFO] running `"docker" "start" "-a" "7e49d74b9226f54f29d581458ae2a400f3f2dc7cf0b8fbe284b7f5646a0c5b82"`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling async-trait v0.1.24
[INFO] [stderr]    Compiling tokio v0.2.13
[INFO] [stderr]    Compiling mpool v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.30s
[INFO] running `"docker" "inspect" "7e49d74b9226f54f29d581458ae2a400f3f2dc7cf0b8fbe284b7f5646a0c5b82"`
[INFO] running `"docker" "rm" "-f" "7e49d74b9226f54f29d581458ae2a400f3f2dc7cf0b8fbe284b7f5646a0c5b82"`
[INFO] [stdout] 7e49d74b9226f54f29d581458ae2a400f3f2dc7cf0b8fbe284b7f5646a0c5b82
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] dbf634c91b10b0f310d55afadd53487afb8758c7a376b7c2b1f74911da65bc57
[INFO] running `"docker" "start" "-a" "dbf634c91b10b0f310d55afadd53487afb8758c7a376b7c2b1f74911da65bc57"`
[INFO] [stderr]    Compiling mpool v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.78s
[INFO] running `"docker" "inspect" "dbf634c91b10b0f310d55afadd53487afb8758c7a376b7c2b1f74911da65bc57"`
[INFO] running `"docker" "rm" "-f" "dbf634c91b10b0f310d55afadd53487afb8758c7a376b7c2b1f74911da65bc57"`
[INFO] [stdout] dbf634c91b10b0f310d55afadd53487afb8758c7a376b7c2b1f74911da65bc57
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] d3cc985fa21474654868f621f335354a01ed0992cd665ee8d714d2275331e7b7
[INFO] running `"docker" "start" "-a" "d3cc985fa21474654868f621f335354a01ed0992cd665ee8d714d2275331e7b7"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mpool-c28420bea90075a7
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test::test_max_size_ok ... ok
[INFO] [stdout] test test::test_drop_conn ... ok
[INFO] [stdout] test test::test_get_timeout ... ok
[INFO] [stderr]    Doc-tests mpool
[INFO] [stdout] test test::test_max_lifetime ... ok
[INFO] [stdout] test test::test_idle_timeout ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 8) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d3cc985fa21474654868f621f335354a01ed0992cd665ee8d714d2275331e7b7"`
[INFO] running `"docker" "rm" "-f" "d3cc985fa21474654868f621f335354a01ed0992cd665ee8d714d2275331e7b7"`
[INFO] [stdout] d3cc985fa21474654868f621f335354a01ed0992cd665ee8d714d2275331e7b7