[INFO] fetching crate io-ranges 0.2.0...
[INFO] testing io-ranges-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate io-ranges 0.2.0 into /workspace/builds/worker-69/source
[INFO] validating manifest of crates.io crate io-ranges 0.2.0 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 io-ranges 0.2.0
[INFO] finished tweaking crates.io crate io-ranges 0.2.0
[INFO] tweaked toml for crates.io crate io-ranges 0.2.0 written to /workspace/builds/worker-69/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-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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] d3b7dfbe794dff4d16ef99a5343b4879208b14afaab49aff645b20c77e8a4117
[INFO] running `Command { std: "docker" "start" "-a" "d3b7dfbe794dff4d16ef99a5343b4879208b14afaab49aff645b20c77e8a4117", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3b7dfbe794dff4d16ef99a5343b4879208b14afaab49aff645b20c77e8a4117", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3b7dfbe794dff4d16ef99a5343b4879208b14afaab49aff645b20c77e8a4117", kill_on_drop: false }`
[INFO] [stdout] d3b7dfbe794dff4d16ef99a5343b4879208b14afaab49aff645b20c77e8a4117
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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] ffc59b11f87d94f08aec7a47e4a838d88ab4236da2be8a6c777861f606cbb6e4
[INFO] running `Command { std: "docker" "start" "-a" "ffc59b11f87d94f08aec7a47e4a838d88ab4236da2be8a6c777861f606cbb6e4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling io-ranges v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "ffc59b11f87d94f08aec7a47e4a838d88ab4236da2be8a6c777861f606cbb6e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffc59b11f87d94f08aec7a47e4a838d88ab4236da2be8a6c777861f606cbb6e4", kill_on_drop: false }`
[INFO] [stdout] ffc59b11f87d94f08aec7a47e4a838d88ab4236da2be8a6c777861f606cbb6e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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] 6010010f00d461c9afb6ff956aa3e01c3d5d5848a1e89a5e6d4485228a1ff007
[INFO] running `Command { std: "docker" "start" "-a" "6010010f00d461c9afb6ff956aa3e01c3d5d5848a1e89a5e6d4485228a1ff007", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling io-ranges v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "6010010f00d461c9afb6ff956aa3e01c3d5d5848a1e89a5e6d4485228a1ff007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6010010f00d461c9afb6ff956aa3e01c3d5d5848a1e89a5e6d4485228a1ff007", kill_on_drop: false }`
[INFO] [stdout] 6010010f00d461c9afb6ff956aa3e01c3d5d5848a1e89a5e6d4485228a1ff007
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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] fd41ca117cbb67723878e55729ac1cdcf11fed86614abaeae7ce7eb41caf1fc5
[INFO] running `Command { std: "docker" "start" "-a" "fd41ca117cbb67723878e55729ac1cdcf11fed86614abaeae7ce7eb41caf1fc5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/io_ranges-b845c0ab2f12a140)
[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 io-ranges
[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" "fd41ca117cbb67723878e55729ac1cdcf11fed86614abaeae7ce7eb41caf1fc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd41ca117cbb67723878e55729ac1cdcf11fed86614abaeae7ce7eb41caf1fc5", kill_on_drop: false }`
[INFO] [stdout] fd41ca117cbb67723878e55729ac1cdcf11fed86614abaeae7ce7eb41caf1fc5