[INFO] fetching crate refreshable 1.0.0...
[INFO] testing refreshable-1.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate refreshable 1.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate refreshable 1.0.0 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 refreshable 1.0.0
[INFO] finished tweaking crates.io crate refreshable 1.0.0
[INFO] tweaked toml for crates.io crate refreshable 1.0.0 written to /workspace/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] caa02b2fbf5827dcc6052c337a5163814ca06fb8cc2a4deae5ec4a34accfe6d4
[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" "caa02b2fbf5827dcc6052c337a5163814ca06fb8cc2a4deae5ec4a34accfe6d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "caa02b2fbf5827dcc6052c337a5163814ca06fb8cc2a4deae5ec4a34accfe6d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caa02b2fbf5827dcc6052c337a5163814ca06fb8cc2a4deae5ec4a34accfe6d4", kill_on_drop: false }`
[INFO] [stdout] caa02b2fbf5827dcc6052c337a5163814ca06fb8cc2a4deae5ec4a34accfe6d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 2b6ea3c57946169a0a331fddff28ec274c6314414fbac615b929965be2270e8e
[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" "2b6ea3c57946169a0a331fddff28ec274c6314414fbac615b929965be2270e8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling arc-swap v0.4.8
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling refreshable v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "2b6ea3c57946169a0a331fddff28ec274c6314414fbac615b929965be2270e8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b6ea3c57946169a0a331fddff28ec274c6314414fbac615b929965be2270e8e", kill_on_drop: false }`
[INFO] [stdout] 2b6ea3c57946169a0a331fddff28ec274c6314414fbac615b929965be2270e8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 648f3f77cd49b500d7a6774c28efd2304142fd9b20dc2ef72adcd7c2d7577204
[INFO] running `Command { std: "docker" "start" "-a" "648f3f77cd49b500d7a6774c28efd2304142fd9b20dc2ef72adcd7c2d7577204", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling refreshable v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `Command { std: "docker" "inspect" "648f3f77cd49b500d7a6774c28efd2304142fd9b20dc2ef72adcd7c2d7577204", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "648f3f77cd49b500d7a6774c28efd2304142fd9b20dc2ef72adcd7c2d7577204", kill_on_drop: false }`
[INFO] [stdout] 648f3f77cd49b500d7a6774c28efd2304142fd9b20dc2ef72adcd7c2d7577204
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 49ea89c5d3cb4fdd0d3577c5b58a4767ad92d0aa7d36a49c07bc53ffd83d4276
[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" "49ea89c5d3cb4fdd0d3577c5b58a4767ad92d0aa7d36a49c07bc53ffd83d4276", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/refreshable-79f7166c1bcab7bc
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test::error_on_subscribe_doesnt_stay ... ok
[INFO] [stdout] test test::equal_refresh_is_noop ... ok
[INFO] [stdout] test test::map_basics ... ok
[INFO] [stdout] test test::errors_are_stable ... ok
[INFO] [stdout] test test::subscribe_unsubscribe ... ok
[INFO] [stdout] test test::map_error_propagation ... ok
[INFO] [stdout] test test::map_callback_cleanup ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests refreshable
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 33) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.17s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "49ea89c5d3cb4fdd0d3577c5b58a4767ad92d0aa7d36a49c07bc53ffd83d4276", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49ea89c5d3cb4fdd0d3577c5b58a4767ad92d0aa7d36a49c07bc53ffd83d4276", kill_on_drop: false }`
[INFO] [stdout] 49ea89c5d3cb4fdd0d3577c5b58a4767ad92d0aa7d36a49c07bc53ffd83d4276