[INFO] fetching crate cursive_buffered_backend 0.6.0-alpha.0...
[INFO] testing cursive_buffered_backend-0.6.0-alpha.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate cursive_buffered_backend 0.6.0-alpha.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate cursive_buffered_backend 0.6.0-alpha.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cursive_buffered_backend 0.6.0-alpha.0
[INFO] finished tweaking crates.io crate cursive_buffered_backend 0.6.0-alpha.0
[INFO] tweaked toml for crates.io crate cursive_buffered_backend 0.6.0-alpha.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 343acb5422cec67d7e71c697b3bd7b29ae13a41c159cefae21cff495361933b6
[INFO] running `Command { std: "docker" "start" "-a" "343acb5422cec67d7e71c697b3bd7b29ae13a41c159cefae21cff495361933b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "343acb5422cec67d7e71c697b3bd7b29ae13a41c159cefae21cff495361933b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "343acb5422cec67d7e71c697b3bd7b29ae13a41c159cefae21cff495361933b6", kill_on_drop: false }`
[INFO] [stdout] 343acb5422cec67d7e71c697b3bd7b29ae13a41c159cefae21cff495361933b6
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a086a4453c3755224c4c552757a5663b72751e13b80e996c56e5c666727a8350
[INFO] running `Command { std: "docker" "start" "-a" "a086a4453c3755224c4c552757a5663b72751e13b80e996c56e5c666727a8350", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling xi-unicode v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling darling_core v0.13.0
[INFO] [stderr]    Compiling enum-map-derive v0.6.0
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling enum-map v1.1.1
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling darling_macro v0.13.0
[INFO] [stderr]    Compiling darling v0.13.0
[INFO] [stderr]    Compiling enumset_derive v0.5.5
[INFO] [stderr]    Compiling enumset v1.0.7
[INFO] [stderr]    Compiling cursive_core v0.3.0-alpha.0
[INFO] [stderr]    Compiling cursive_buffered_backend v0.6.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.40s
[INFO] running `Command { std: "docker" "inspect" "a086a4453c3755224c4c552757a5663b72751e13b80e996c56e5c666727a8350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a086a4453c3755224c4c552757a5663b72751e13b80e996c56e5c666727a8350", kill_on_drop: false }`
[INFO] [stdout] a086a4453c3755224c4c552757a5663b72751e13b80e996c56e5c666727a8350
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ddeb08f7347aff8b56d3efa2a597cdbbd5a8181537e006bf3052be186f07690
[INFO] running `Command { std: "docker" "start" "-a" "1ddeb08f7347aff8b56d3efa2a597cdbbd5a8181537e006bf3052be186f07690", kill_on_drop: false }`
[INFO] [stderr]    Compiling cursive_buffered_backend v0.6.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "1ddeb08f7347aff8b56d3efa2a597cdbbd5a8181537e006bf3052be186f07690", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ddeb08f7347aff8b56d3efa2a597cdbbd5a8181537e006bf3052be186f07690", kill_on_drop: false }`
[INFO] [stdout] 1ddeb08f7347aff8b56d3efa2a597cdbbd5a8181537e006bf3052be186f07690
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8ff61ac6254f797888051e3ee9c24b258acc7642aa867f6e465cf7761db09734
[INFO] running `Command { std: "docker" "start" "-a" "8ff61ac6254f797888051e3ee9c24b258acc7642aa867f6e465cf7761db09734", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cursive_buffered_backend-0b4e352338e71fb5)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cursive_buffered_backend
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8ff61ac6254f797888051e3ee9c24b258acc7642aa867f6e465cf7761db09734", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ff61ac6254f797888051e3ee9c24b258acc7642aa867f6e465cf7761db09734", kill_on_drop: false }`
[INFO] [stdout] 8ff61ac6254f797888051e3ee9c24b258acc7642aa867f6e465cf7761db09734