[INFO] fetching crate aurpc 0.3.1...
[INFO] testing aurpc-0.3.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate aurpc 0.3.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate aurpc 0.3.1 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 aurpc 0.3.1
[INFO] finished tweaking crates.io crate aurpc 0.3.1
[INFO] tweaked toml for crates.io crate aurpc 0.3.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate aurpc 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fastrand v1.2.4
[INFO] [stderr]   Downloaded parking v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 5bfc56d630e64aa9d55eb9587c9bef28818f45778183ea330d4f85d4a6e1b4a5
[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" "5bfc56d630e64aa9d55eb9587c9bef28818f45778183ea330d4f85d4a6e1b4a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bfc56d630e64aa9d55eb9587c9bef28818f45778183ea330d4f85d4a6e1b4a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bfc56d630e64aa9d55eb9587c9bef28818f45778183ea330d4f85d4a6e1b4a5", kill_on_drop: false }`
[INFO] [stdout] 5bfc56d630e64aa9d55eb9587c9bef28818f45778183ea330d4f85d4a6e1b4a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 6ea8aa7c73efa97c1a59df0bbc58f03ca735c6b089ab752991ab9df6fd3605d8
[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" "6ea8aa7c73efa97c1a59df0bbc58f03ca735c6b089ab752991ab9df6fd3605d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cache-padded v1.1.0
[INFO] [stderr]    Compiling parking v1.0.2
[INFO] [stderr]    Compiling waker-fn v1.0.0
[INFO] [stderr]    Compiling fastrand v1.2.4
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling async-task v3.0.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.7
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling concurrent-queue v1.1.1
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling kv-log-macro v1.0.6
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling pin-project v0.4.22
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling blocking v0.4.6
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling smol v0.1.18
[INFO] [stderr]    Compiling async-std v1.6.2
[INFO] [stderr]    Compiling aurpc v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "6ea8aa7c73efa97c1a59df0bbc58f03ca735c6b089ab752991ab9df6fd3605d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ea8aa7c73efa97c1a59df0bbc58f03ca735c6b089ab752991ab9df6fd3605d8", kill_on_drop: false }`
[INFO] [stdout] 6ea8aa7c73efa97c1a59df0bbc58f03ca735c6b089ab752991ab9df6fd3605d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 89d88b0a19cc8b9eedfaa6337b79251fb69c539e5ca98762d0ba92011bddd498
[INFO] running `Command { std: "docker" "start" "-a" "89d88b0a19cc8b9eedfaa6337b79251fb69c539e5ca98762d0ba92011bddd498", kill_on_drop: false }`
[INFO] [stderr]    Compiling aurpc v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.04s
[INFO] running `Command { std: "docker" "inspect" "89d88b0a19cc8b9eedfaa6337b79251fb69c539e5ca98762d0ba92011bddd498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89d88b0a19cc8b9eedfaa6337b79251fb69c539e5ca98762d0ba92011bddd498", kill_on_drop: false }`
[INFO] [stdout] 89d88b0a19cc8b9eedfaa6337b79251fb69c539e5ca98762d0ba92011bddd498
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] dfeef411b4b5ac7f4d60db0ca753de2cd1c38232d7d575d26e8cb3d93bb07e76
[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" "dfeef411b4b5ac7f4d60db0ca753de2cd1c38232d7d575d26e8cb3d93bb07e76", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/aurpc-039ba52a5a8d645b
[INFO] [stdout] running 3 tests
[INFO] [stdout] test awaiting::tests::just_pop_returns_none ... ok
[INFO] [stdout] test awaiting::tests::put_and_pop_returns_some ... ok
[INFO] [stdout] test tests::echo_succeeds ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests aurpc
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 23) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dfeef411b4b5ac7f4d60db0ca753de2cd1c38232d7d575d26e8cb3d93bb07e76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfeef411b4b5ac7f4d60db0ca753de2cd1c38232d7d575d26e8cb3d93bb07e76", kill_on_drop: false }`
[INFO] [stdout] dfeef411b4b5ac7f4d60db0ca753de2cd1c38232d7d575d26e8cb3d93bb07e76