[INFO] fetching crate rc-writer 1.1.10...
[INFO] testing rc-writer-1.1.10 against 1.60.0 for beta-1.61-1
[INFO] extracting crate rc-writer 1.1.10 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate rc-writer 1.1.10 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rc-writer 1.1.10
[INFO] finished tweaking crates.io crate rc-writer 1.1.10
[INFO] tweaked toml for crates.io crate rc-writer 1.1.10 written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21d2c6a80c1c97b742d3b668db7ca66420745f2ffcbe3bf5ed9bd3cb288db243
[INFO] running `Command { std: "docker" "start" "-a" "21d2c6a80c1c97b742d3b668db7ca66420745f2ffcbe3bf5ed9bd3cb288db243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21d2c6a80c1c97b742d3b668db7ca66420745f2ffcbe3bf5ed9bd3cb288db243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21d2c6a80c1c97b742d3b668db7ca66420745f2ffcbe3bf5ed9bd3cb288db243", kill_on_drop: false }`
[INFO] [stdout] 21d2c6a80c1c97b742d3b668db7ca66420745f2ffcbe3bf5ed9bd3cb288db243
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 942628015ce9d58499563fb2cde6ccb4a2101f93a8c37ca734cc4fd64527cfc9
[INFO] running `Command { std: "docker" "start" "-a" "942628015ce9d58499563fb2cde6ccb4a2101f93a8c37ca734cc4fd64527cfc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rc-writer v1.1.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "942628015ce9d58499563fb2cde6ccb4a2101f93a8c37ca734cc4fd64527cfc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "942628015ce9d58499563fb2cde6ccb4a2101f93a8c37ca734cc4fd64527cfc9", kill_on_drop: false }`
[INFO] [stdout] 942628015ce9d58499563fb2cde6ccb4a2101f93a8c37ca734cc4fd64527cfc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d943a7fbb65d7b367928c2e1370cd0b679c942ba9bce874a845777d308f6f50a
[INFO] running `Command { std: "docker" "start" "-a" "d943a7fbb65d7b367928c2e1370cd0b679c942ba9bce874a845777d308f6f50a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rc-writer v1.1.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "d943a7fbb65d7b367928c2e1370cd0b679c942ba9bce874a845777d308f6f50a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d943a7fbb65d7b367928c2e1370cd0b679c942ba9bce874a845777d308f6f50a", kill_on_drop: false }`
[INFO] [stdout] d943a7fbb65d7b367928c2e1370cd0b679c942ba9bce874a845777d308f6f50a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7a7e1664828d55d65701838bbbc0d0515e736d10b2f91a7979284122adf2b161
[INFO] running `Command { std: "docker" "start" "-a" "7a7e1664828d55d65701838bbbc0d0515e736d10b2f91a7979284122adf2b161", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rc_writer-afdd8daeeb6e507a)
[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 rc-writer
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] test src/lib.rs - (line 33) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7a7e1664828d55d65701838bbbc0d0515e736d10b2f91a7979284122adf2b161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a7e1664828d55d65701838bbbc0d0515e736d10b2f91a7979284122adf2b161", kill_on_drop: false }`
[INFO] [stdout] 7a7e1664828d55d65701838bbbc0d0515e736d10b2f91a7979284122adf2b161