[INFO] fetching crate nbchan 0.1.3...
[INFO] testing nbchan-0.1.3 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate nbchan 0.1.3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate nbchan 0.1.3 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nbchan 0.1.3
[INFO] finished tweaking crates.io crate nbchan 0.1.3
[INFO] tweaked toml for crates.io crate nbchan 0.1.3 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf3783fbd5bdb86b2d30c9f903c0d1075f331e65fe91f38279bd709396172ddb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cf3783fbd5bdb86b2d30c9f903c0d1075f331e65fe91f38279bd709396172ddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf3783fbd5bdb86b2d30c9f903c0d1075f331e65fe91f38279bd709396172ddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf3783fbd5bdb86b2d30c9f903c0d1075f331e65fe91f38279bd709396172ddb", kill_on_drop: false }`
[INFO] [stdout] cf3783fbd5bdb86b2d30c9f903c0d1075f331e65fe91f38279bd709396172ddb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c2d7b21210ab1c7ef561440ffdf7274c6982c1dbdc31dc0b878f70648db527b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8c2d7b21210ab1c7ef561440ffdf7274c6982c1dbdc31dc0b878f70648db527b", kill_on_drop: false }`
[INFO] [stderr]    Compiling nbchan v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/queue.rs:52:26
[INFO] [stdout]    |
[INFO] [stdout] 52 |             if self.tail.compare_and_swap(old, new_tail, Ordering::SeqCst) == old {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "8c2d7b21210ab1c7ef561440ffdf7274c6982c1dbdc31dc0b878f70648db527b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c2d7b21210ab1c7ef561440ffdf7274c6982c1dbdc31dc0b878f70648db527b", kill_on_drop: false }`
[INFO] [stdout] 8c2d7b21210ab1c7ef561440ffdf7274c6982c1dbdc31dc0b878f70648db527b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ec67b5b2c0128d21f45b8a8f3af368eab8fb6400871751d9a2cde915eca97490
[INFO] running `Command { std: "docker" "start" "-a" "ec67b5b2c0128d21f45b8a8f3af368eab8fb6400871751d9a2cde915eca97490", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/queue.rs:52:26
[INFO] [stdout]    |
[INFO] [stdout] 52 |             if self.tail.compare_and_swap(old, new_tail, Ordering::SeqCst) == old {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nbchan v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/queue.rs:52:26
[INFO] [stdout]    |
[INFO] [stdout] 52 |             if self.tail.compare_and_swap(old, new_tail, Ordering::SeqCst) == old {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.62s
[INFO] running `Command { std: "docker" "inspect" "ec67b5b2c0128d21f45b8a8f3af368eab8fb6400871751d9a2cde915eca97490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec67b5b2c0128d21f45b8a8f3af368eab8fb6400871751d9a2cde915eca97490", kill_on_drop: false }`
[INFO] [stdout] ec67b5b2c0128d21f45b8a8f3af368eab8fb6400871751d9a2cde915eca97490
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e1a175cbe9799126c1835a691efa85af2d01b90bc3b5ee468bb1ba715c9a3cb2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e1a175cbe9799126c1835a691efa85af2d01b90bc3b5ee468bb1ba715c9a3cb2", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]   --> src/queue.rs:52:26
[INFO] [stderr]    |
[INFO] [stderr] 52 |             if self.tail.compare_and_swap(old, new_tail, Ordering::SeqCst) == old {
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]   --> src/queue.rs:52:26
[INFO] [stderr]    |
[INFO] [stderr] 52 |             if self.tail.compare_and_swap(old, new_tail, Ordering::SeqCst) == old {
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nbchan-a6a6a1af7b670359
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test queue::test::consumer_dropped_works ... ok
[INFO] [stdout] test oneshot::test::unused ... ok
[INFO] [stdout] test oneshot::test::send_and_recv_succeeds ... ok
[INFO] [stdout] test oneshot::test::send_fails ... ok
[INFO] [stdout] test mpsc::test::async_channel_works ... ok
[INFO] [stdout] test oneshot::test::recv_fails ... ok
[INFO] [stdout] test mpsc::test::sync_channel_works ... ok
[INFO] [stdout] test queue::test::single_enqueuing_works ... ok
[INFO] [stdout] test oneshot::test::send_succeeds ... ok
[INFO] [stdout] test queue::test::producer_dropped_works ... ok
[INFO] [stdout] test queue::test::single_producer_works ... ok
[INFO] [stderr]    Doc-tests nbchan
[INFO] [stdout] test queue::test::multiple_producer_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.76s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/oneshot.rs - oneshot::Sender<T>::send (line 82) ... ok
[INFO] [stdout] test src/oneshot.rs - oneshot::channel (line 41) ... ok
[INFO] [stdout] test src/oneshot.rs - oneshot (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.90s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e1a175cbe9799126c1835a691efa85af2d01b90bc3b5ee468bb1ba715c9a3cb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1a175cbe9799126c1835a691efa85af2d01b90bc3b5ee468bb1ba715c9a3cb2", kill_on_drop: false }`
[INFO] [stdout] e1a175cbe9799126c1835a691efa85af2d01b90bc3b5ee468bb1ba715c9a3cb2