[INFO] fetching crate eventually 0.4.0...
[INFO] testing eventually-0.4.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate eventually 0.4.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate eventually 0.4.0 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 eventually 0.4.0
[INFO] finished tweaking crates.io crate eventually 0.4.0
[INFO] tweaked toml for crates.io crate eventually 0.4.0 written to /workspace/builds/worker-14/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-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" "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] bd9746cdf0de6c9cbd9536e14da6cb93dd819b00efb9e2022bc32a19e6c58d93
[INFO] running `Command { std: "docker" "start" "-a" "bd9746cdf0de6c9cbd9536e14da6cb93dd819b00efb9e2022bc32a19e6c58d93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd9746cdf0de6c9cbd9536e14da6cb93dd819b00efb9e2022bc32a19e6c58d93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd9746cdf0de6c9cbd9536e14da6cb93dd819b00efb9e2022bc32a19e6c58d93", kill_on_drop: false }`
[INFO] [stdout] bd9746cdf0de6c9cbd9536e14da6cb93dd819b00efb9e2022bc32a19e6c58d93
[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" "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] 21cd5af3d7255fe7bb13f6e83358ceaec14d338a6331db89e5e494d70d1eb71b
[INFO] running `Command { std: "docker" "start" "-a" "21cd5af3d7255fe7bb13f6e83358ceaec14d338a6331db89e5e494d70d1eb71b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling eventually-core v0.4.0
[INFO] [stderr]    Compiling eventually-util v0.4.0
[INFO] [stderr]    Compiling eventually v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.98s
[INFO] running `Command { std: "docker" "inspect" "21cd5af3d7255fe7bb13f6e83358ceaec14d338a6331db89e5e494d70d1eb71b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21cd5af3d7255fe7bb13f6e83358ceaec14d338a6331db89e5e494d70d1eb71b", kill_on_drop: false }`
[INFO] [stdout] 21cd5af3d7255fe7bb13f6e83358ceaec14d338a6331db89e5e494d70d1eb71b
[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" "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] 62a228ccfcd02eea9c8a6b3d3fe202e682c09c547d7499b8e4b5e0f3a6bff404
[INFO] running `Command { std: "docker" "start" "-a" "62a228ccfcd02eea9c8a6b3d3fe202e682c09c547d7499b8e4b5e0f3a6bff404", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tokio-test v0.2.1
[INFO] [stderr]    Compiling eventually v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `Command { std: "docker" "inspect" "62a228ccfcd02eea9c8a6b3d3fe202e682c09c547d7499b8e4b5e0f3a6bff404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62a228ccfcd02eea9c8a6b3d3fe202e682c09c547d7499b8e4b5e0f3a6bff404", kill_on_drop: false }`
[INFO] [stdout] 62a228ccfcd02eea9c8a6b3d3fe202e682c09c547d7499b8e4b5e0f3a6bff404
[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" "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] 2e724d1da355cea4906e30f8010d2efb7aba9c1e13b6acf5fb2afdda7e9455c9
[INFO] running `Command { std: "docker" "start" "-a" "2e724d1da355cea4906e30f8010d2efb7aba9c1e13b6acf5fb2afdda7e9455c9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/eventually-f0ceb7dab3a27294)
[INFO] [stderr]    Doc-tests eventually
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - aggregate (line 107) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2e724d1da355cea4906e30f8010d2efb7aba9c1e13b6acf5fb2afdda7e9455c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e724d1da355cea4906e30f8010d2efb7aba9c1e13b6acf5fb2afdda7e9455c9", kill_on_drop: false }`
[INFO] [stdout] 2e724d1da355cea4906e30f8010d2efb7aba9c1e13b6acf5fb2afdda7e9455c9