[INFO] fetching crate pipe-trait 0.2.1...
[INFO] testing pipe-trait-0.2.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate pipe-trait 0.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate pipe-trait 0.2.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pipe-trait 0.2.1
[INFO] finished tweaking crates.io crate pipe-trait 0.2.1
[INFO] tweaked toml for crates.io crate pipe-trait 0.2.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] 712d0036fb8390e3511a58e8d4f5e212de4ab4c3e12008aa3a5f781dd7e32a68
[INFO] running `Command { std: "docker" "start" "-a" "712d0036fb8390e3511a58e8d4f5e212de4ab4c3e12008aa3a5f781dd7e32a68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "712d0036fb8390e3511a58e8d4f5e212de4ab4c3e12008aa3a5f781dd7e32a68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "712d0036fb8390e3511a58e8d4f5e212de4ab4c3e12008aa3a5f781dd7e32a68", kill_on_drop: false }`
[INFO] [stdout] 712d0036fb8390e3511a58e8d4f5e212de4ab4c3e12008aa3a5f781dd7e32a68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4d5f4aa4b16693a3c194430e440040fb529635e4a86ed4182a86bd30d1a5260
[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" "f4d5f4aa4b16693a3c194430e440040fb529635e4a86ed4182a86bd30d1a5260", kill_on_drop: false }`
[INFO] [stderr]    Compiling pipe-trait v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "f4d5f4aa4b16693a3c194430e440040fb529635e4a86ed4182a86bd30d1a5260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4d5f4aa4b16693a3c194430e440040fb529635e4a86ed4182a86bd30d1a5260", kill_on_drop: false }`
[INFO] [stdout] f4d5f4aa4b16693a3c194430e440040fb529635e4a86ed4182a86bd30d1a5260
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcd1e4bf721d6b7cc3647f3b0f117f4912e5bb9e36d07b05cc29e959a46fada4
[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" "dcd1e4bf721d6b7cc3647f3b0f117f4912e5bb9e36d07b05cc29e959a46fada4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling pipe-trait v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.65s
[INFO] running `Command { std: "docker" "inspect" "dcd1e4bf721d6b7cc3647f3b0f117f4912e5bb9e36d07b05cc29e959a46fada4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcd1e4bf721d6b7cc3647f3b0f117f4912e5bb9e36d07b05cc29e959a46fada4", kill_on_drop: false }`
[INFO] [stdout] dcd1e4bf721d6b7cc3647f3b0f117f4912e5bb9e36d07b05cc29e959a46fada4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.49.0" "test" "--frozen", 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] 245083ac96004a41b4570f9bb49ef59191bcdbb440231cb9c3e31dc09183e7a2
[INFO] running `Command { std: "docker" "start" "-a" "245083ac96004a41b4570f9bb49ef59191bcdbb440231cb9c3e31dc09183e7a2", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pipe_trait-0618b418695d86e0
[INFO] [stdout] test tests::pipe_mut_lifetime_bound ... ok
[INFO] [stdout] test tests::pipe_ref_lifetime_bound ... ok
[INFO] [stdout] test tests::same_type ... ok
[INFO] [stdout] test tests::trait_object ... ok
[INFO] [stdout] test tests::type_transformation ... ok
[INFO] [stderr]    Doc-tests pipe-trait
[INFO] [stdout] test tests::pipe_mut ... ok
[INFO] [stdout] test tests::pipe_ref ... ok
[INFO] [stdout] test tests::slice ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - Pipe::pipe_mut (line 137) ... ok
[INFO] [stdout] test src/lib.rs - Pipe::pipe_ref (line 117) ... ok
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] test src/lib.rs - Pipe::pipe (line 96) ... ok
[INFO] [stdout] test src/lib.rs - (line 40) ... ok
[INFO] [stdout] test src/lib.rs - (line 76) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "245083ac96004a41b4570f9bb49ef59191bcdbb440231cb9c3e31dc09183e7a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "245083ac96004a41b4570f9bb49ef59191bcdbb440231cb9c3e31dc09183e7a2", kill_on_drop: false }`
[INFO] [stdout] 245083ac96004a41b4570f9bb49ef59191bcdbb440231cb9c3e31dc09183e7a2