[INFO] fetching crate union-future 0.1.1...
[INFO] testing union-future-0.1.1 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate union-future 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate union-future 0.1.1 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate union-future 0.1.1
[INFO] finished tweaking crates.io crate union-future 0.1.1
[INFO] tweaked toml for crates.io crate union-future 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50e8fe0832630e497ce5edb25d8b51012ee4aa2eec77646fbd96e4f080e35046
[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" "50e8fe0832630e497ce5edb25d8b51012ee4aa2eec77646fbd96e4f080e35046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50e8fe0832630e497ce5edb25d8b51012ee4aa2eec77646fbd96e4f080e35046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50e8fe0832630e497ce5edb25d8b51012ee4aa2eec77646fbd96e4f080e35046", kill_on_drop: false }`
[INFO] [stdout] 50e8fe0832630e497ce5edb25d8b51012ee4aa2eec77646fbd96e4f080e35046
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13d389de6d0938eeb7f318a7cc4bde16f3e78428b5b97555e8bf1f750c99b695
[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" "13d389de6d0938eeb7f318a7cc4bde16f3e78428b5b97555e8bf1f750c99b695", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling union-future v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]    --> src/lib.rs:125:1
[INFO] [stdout]     |
[INFO] [stdout] 125 | #[macro_use]
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` 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 0.79s
[INFO] running `Command { std: "docker" "inspect" "13d389de6d0938eeb7f318a7cc4bde16f3e78428b5b97555e8bf1f750c99b695", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13d389de6d0938eeb7f318a7cc4bde16f3e78428b5b97555e8bf1f750c99b695", kill_on_drop: false }`
[INFO] [stdout] 13d389de6d0938eeb7f318a7cc4bde16f3e78428b5b97555e8bf1f750c99b695
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "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] efeec6fe04edd7466bfc2bdae9c72d7fb4d40c2a3955d84b5d2f8b973e4edc4f
[INFO] running `Command { std: "docker" "start" "-a" "efeec6fe04edd7466bfc2bdae9c72d7fb4d40c2a3955d84b5d2f8b973e4edc4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling union-future v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]    --> src/lib.rs:125:1
[INFO] [stdout]     |
[INFO] [stdout] 125 | #[macro_use]
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]    --> src/lib.rs:125:1
[INFO] [stdout]     |
[INFO] [stdout] 125 | #[macro_use]
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` 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 0.98s
[INFO] running `Command { std: "docker" "inspect" "efeec6fe04edd7466bfc2bdae9c72d7fb4d40c2a3955d84b5d2f8b973e4edc4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efeec6fe04edd7466bfc2bdae9c72d7fb4d40c2a3955d84b5d2f8b973e4edc4f", kill_on_drop: false }`
[INFO] [stdout] efeec6fe04edd7466bfc2bdae9c72d7fb4d40c2a3955d84b5d2f8b973e4edc4f
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5f509836da304322ae2797b9ad72612c83c1529ba129a100568fbae9005d3733
[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" "5f509836da304322ae2797b9ad72612c83c1529ba129a100568fbae9005d3733", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]    --> src/lib.rs:125:1
[INFO] [stderr]     |
[INFO] [stderr] 125 | #[macro_use]
[INFO] [stderr]     | ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]    --> src/lib.rs:125:1
[INFO] [stderr]     |
[INFO] [stderr] 125 | #[macro_use]
[INFO] [stderr]     | ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/union_future-eaeda91d00873cda
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::different_err_types ... ok
[INFO] [stdout] test tests::different_item_types ... ok
[INFO] [stderr]    Doc-tests union-future
[INFO] [stdout] test tests::same_types ... 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 2 tests
[INFO] [stdout] test src/lib.rs - (line 79) ... ok
[INFO] [stdout] test src/lib.rs - (line 32) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5f509836da304322ae2797b9ad72612c83c1529ba129a100568fbae9005d3733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f509836da304322ae2797b9ad72612c83c1529ba129a100568fbae9005d3733", kill_on_drop: false }`
[INFO] [stdout] 5f509836da304322ae2797b9ad72612c83c1529ba129a100568fbae9005d3733
