[INFO] fetching crate event_feed 0.1.0...
[INFO] testing event_feed-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate event_feed 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate event_feed 0.1.0 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 event_feed 0.1.0
[INFO] finished tweaking crates.io crate event_feed 0.1.0
[INFO] tweaked toml for crates.io crate event_feed 0.1.0 written to /workspace/builds/worker-10/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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 603b31add8ea0f21cd91016f2d07d8c669e6b96c7e95209401d14fb553762b7b
[INFO] running `Command { std: "docker" "start" "-a" "603b31add8ea0f21cd91016f2d07d8c669e6b96c7e95209401d14fb553762b7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "603b31add8ea0f21cd91016f2d07d8c669e6b96c7e95209401d14fb553762b7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "603b31add8ea0f21cd91016f2d07d8c669e6b96c7e95209401d14fb553762b7b", kill_on_drop: false }`
[INFO] [stdout] 603b31add8ea0f21cd91016f2d07d8c669e6b96c7e95209401d14fb553762b7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 7ea7a799e3ecc668d5dd3b96c18e9d75b50e70c639ddfdb00ce2b6d85f62058e
[INFO] running `Command { std: "docker" "start" "-a" "7ea7a799e3ecc668d5dd3b96c18e9d75b50e70c639ddfdb00ce2b6d85f62058e", kill_on_drop: false }`
[INFO] [stderr]    Compiling event_feed v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "7ea7a799e3ecc668d5dd3b96c18e9d75b50e70c639ddfdb00ce2b6d85f62058e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ea7a799e3ecc668d5dd3b96c18e9d75b50e70c639ddfdb00ce2b6d85f62058e", kill_on_drop: false }`
[INFO] [stdout] 7ea7a799e3ecc668d5dd3b96c18e9d75b50e70c639ddfdb00ce2b6d85f62058e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 624e0f355ad26c0c85164755875e61d26a57a11a7484c7d9b592530f4c9cc0eb
[INFO] running `Command { std: "docker" "start" "-a" "624e0f355ad26c0c85164755875e61d26a57a11a7484c7d9b592530f4c9cc0eb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling event_feed v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "624e0f355ad26c0c85164755875e61d26a57a11a7484c7d9b592530f4c9cc0eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "624e0f355ad26c0c85164755875e61d26a57a11a7484c7d9b592530f4c9cc0eb", kill_on_drop: false }`
[INFO] [stdout] 624e0f355ad26c0c85164755875e61d26a57a11a7484c7d9b592530f4c9cc0eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 327dd001e3e66a085b7949b06ecdb7101a943ee3a84960425eac795eac72fe78
[INFO] running `Command { std: "docker" "start" "-a" "327dd001e3e66a085b7949b06ecdb7101a943ee3a84960425eac795eac72fe78", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/event_feed-1dfcc1920a557f09)
[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 event_feed
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "327dd001e3e66a085b7949b06ecdb7101a943ee3a84960425eac795eac72fe78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "327dd001e3e66a085b7949b06ecdb7101a943ee3a84960425eac795eac72fe78", kill_on_drop: false }`
[INFO] [stdout] 327dd001e3e66a085b7949b06ecdb7101a943ee3a84960425eac795eac72fe78