[INFO] fetching crate memsocket 0.1.3...
[INFO] testing memsocket-0.1.3 against 1.44.0 for beta-1.45-1
[INFO] extracting crate memsocket 0.1.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate memsocket 0.1.3 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate memsocket 0.1.3
[INFO] finished tweaking crates.io crate memsocket 0.1.3
[INFO] tweaked toml for crates.io crate memsocket 0.1.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.44.0" "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] ea95af5ae966cdb5c88cd9cb4d55fb163be3d38ec8665c35c78ab2e7ab9abc9a
[INFO] running `"docker" "start" "-a" "ea95af5ae966cdb5c88cd9cb4d55fb163be3d38ec8665c35c78ab2e7ab9abc9a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-uds v0.2.6
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling memsocket v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.61s
[INFO] running `"docker" "inspect" "ea95af5ae966cdb5c88cd9cb4d55fb163be3d38ec8665c35c78ab2e7ab9abc9a"`
[INFO] running `"docker" "rm" "-f" "ea95af5ae966cdb5c88cd9cb4d55fb163be3d38ec8665c35c78ab2e7ab9abc9a"`
[INFO] [stdout] ea95af5ae966cdb5c88cd9cb4d55fb163be3d38ec8665c35c78ab2e7ab9abc9a
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.44.0" "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] eaea06863ccc2e9aabc6d761c439800c6318816b108bd3f6cc0e9e8e85d6ed96
[INFO] running `"docker" "start" "-a" "eaea06863ccc2e9aabc6d761c439800c6318816b108bd3f6cc0e9e8e85d6ed96"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling memsocket v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `std::result::Result` in tuple element 1 that must be used
[INFO] [stderr]   --> tests/bounded_test.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 | /     tokio::runtime::current_thread::Runtime::new()
[INFO] [stderr] 32 | |         .unwrap()
[INFO] [stderr] 33 | |         .block_on({
[INFO] [stderr] 34 | |             tokio::io::read_to_end(server, vec![])
[INFO] [stderr] ...  |
[INFO] [stderr] 41 | |         })
[INFO] [stderr] 42 | |         .unwrap();
[INFO] [stderr]    | |__________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` in tuple element 1 that must be used
[INFO] [stderr]   --> tests/unbounded_test.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 | /     tokio::runtime::current_thread::Runtime::new()
[INFO] [stderr] 32 | |         .unwrap()
[INFO] [stderr] 33 | |         .block_on({
[INFO] [stderr] 34 | |             tokio::io::read_to_end(server, vec![])
[INFO] [stderr] ...  |
[INFO] [stderr] 41 | |         })
[INFO] [stderr] 42 | |         .unwrap();
[INFO] [stderr]    | |__________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `"docker" "inspect" "eaea06863ccc2e9aabc6d761c439800c6318816b108bd3f6cc0e9e8e85d6ed96"`
[INFO] running `"docker" "rm" "-f" "eaea06863ccc2e9aabc6d761c439800c6318816b108bd3f6cc0e9e8e85d6ed96"`
[INFO] [stdout] eaea06863ccc2e9aabc6d761c439800c6318816b108bd3f6cc0e9e8e85d6ed96
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.44.0" "test" "--frozen"`
[INFO] [stdout] 828356f440ca27251fda2547b94cda9e5e2977a751091ff98d4bb44dc2eb2ced
[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" "828356f440ca27251fda2547b94cda9e5e2977a751091ff98d4bb44dc2eb2ced"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused `std::result::Result` in tuple element 1 that must be used
[INFO] [stderr]   --> tests/unbounded_test.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 | /     tokio::runtime::current_thread::Runtime::new()
[INFO] [stderr] 32 | |         .unwrap()
[INFO] [stderr] 33 | |         .block_on({
[INFO] [stderr] 34 | |             tokio::io::read_to_end(server, vec![])
[INFO] [stderr] ...  |
[INFO] [stderr] 41 | |         })
[INFO] [stderr] 42 | |         .unwrap();
[INFO] [stderr]    | |__________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` in tuple element 1 that must be used
[INFO] [stderr]   --> tests/bounded_test.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 | /     tokio::runtime::current_thread::Runtime::new()
[INFO] [stderr] 32 | |         .unwrap()
[INFO] [stderr] 33 | |         .block_on({
[INFO] [stderr] 34 | |             tokio::io::read_to_end(server, vec![])
[INFO] [stderr] ...  |
[INFO] [stderr] 41 | |         })
[INFO] [stderr] 42 | |         .unwrap();
[INFO] [stderr]    | |__________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/memsocket-9242115c1bc9c16c
[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]      Running /opt/rustwide/target/debug/deps/bounded_test-82a48610fbd2e4de
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test read_then_write ... ok
[INFO] [stdout] test write_then_read ... ok
[INFO] [stdout] test write_then_read_partial ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/unbounded_test-c3a4c2377818c351
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test write_then_read_partial ... ok
[INFO] [stderr]    Doc-tests memsocket
[INFO] [stdout] test read_then_write ... ok
[INFO] [stdout] test write_then_read ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 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] running `"docker" "inspect" "828356f440ca27251fda2547b94cda9e5e2977a751091ff98d4bb44dc2eb2ced"`
[INFO] running `"docker" "rm" "-f" "828356f440ca27251fda2547b94cda9e5e2977a751091ff98d4bb44dc2eb2ced"`
[INFO] [stdout] 828356f440ca27251fda2547b94cda9e5e2977a751091ff98d4bb44dc2eb2ced