[INFO] fetching crate ref_filter_map 1.0.1...
[INFO] testing ref_filter_map-1.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate ref_filter_map 1.0.1 into /workspace/builds/worker-93/source
[INFO] validating manifest of crates.io crate ref_filter_map 1.0.1 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 ref_filter_map 1.0.1
[INFO] finished tweaking crates.io crate ref_filter_map 1.0.1
[INFO] tweaked toml for crates.io crate ref_filter_map 1.0.1 written to /workspace/builds/worker-93/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] [stderr]     Blocking waiting for file lock on package cache
[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-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] 2ef27b44f81d4d0466862a2bc47e24a3fc649d67e2e05886f4456eb7ad82c791
[INFO] running `Command { std: "docker" "start" "-a" "2ef27b44f81d4d0466862a2bc47e24a3fc649d67e2e05886f4456eb7ad82c791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ef27b44f81d4d0466862a2bc47e24a3fc649d67e2e05886f4456eb7ad82c791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ef27b44f81d4d0466862a2bc47e24a3fc649d67e2e05886f4456eb7ad82c791", kill_on_drop: false }`
[INFO] [stdout] 2ef27b44f81d4d0466862a2bc47e24a3fc649d67e2e05886f4456eb7ad82c791
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] 8174744e1def3174659ce3879383a919e46b3f277281a0c57e4312fd3d1813bd
[INFO] running `Command { std: "docker" "start" "-a" "8174744e1def3174659ce3879383a919e46b3f277281a0c57e4312fd3d1813bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling ref_filter_map v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "8174744e1def3174659ce3879383a919e46b3f277281a0c57e4312fd3d1813bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8174744e1def3174659ce3879383a919e46b3f277281a0c57e4312fd3d1813bd", kill_on_drop: false }`
[INFO] [stdout] 8174744e1def3174659ce3879383a919e46b3f277281a0c57e4312fd3d1813bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] c2ab2382ede40ecf6ababc3875b3d8c1c6ab6e5dafd05d42e67a26d349635339
[INFO] running `Command { std: "docker" "start" "-a" "c2ab2382ede40ecf6ababc3875b3d8c1c6ab6e5dafd05d42e67a26d349635339", kill_on_drop: false }`
[INFO] [stderr]    Compiling ref_filter_map v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "c2ab2382ede40ecf6ababc3875b3d8c1c6ab6e5dafd05d42e67a26d349635339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2ab2382ede40ecf6ababc3875b3d8c1c6ab6e5dafd05d42e67a26d349635339", kill_on_drop: false }`
[INFO] [stdout] c2ab2382ede40ecf6ababc3875b3d8c1c6ab6e5dafd05d42e67a26d349635339
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] 6a49cdbda13c2d413b49a7b530e6732f288ece8e1f21813b0b7c9c808221e6b4
[INFO] running `Command { std: "docker" "start" "-a" "6a49cdbda13c2d413b49a7b530e6732f288ece8e1f21813b0b7c9c808221e6b4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ref_filter_map-96c83a56e2ab4687)
[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 ref_filter_map
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test lib.rs - (line 7) ... ok
[INFO] [stdout] test lib.rs - ref_filter_map (line 48) ... ok
[INFO] [stdout] test lib.rs - ref_mut_filter_map (line 77) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.38s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6a49cdbda13c2d413b49a7b530e6732f288ece8e1f21813b0b7c9c808221e6b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a49cdbda13c2d413b49a7b530e6732f288ece8e1f21813b0b7c9c808221e6b4", kill_on_drop: false }`
[INFO] [stdout] 6a49cdbda13c2d413b49a7b530e6732f288ece8e1f21813b0b7c9c808221e6b4