[INFO] fetching crate ranking 0.0.1...
[INFO] testing ranking-0.0.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate ranking 0.0.1 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate ranking 0.0.1 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 ranking 0.0.1
[INFO] finished tweaking crates.io crate ranking 0.0.1
[INFO] tweaked toml for crates.io crate ranking 0.0.1 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate crates.io crate ranking 0.0.1 already has a lockfile, it will not be regenerated
[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-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] de7218b287c14a1aa6bc2c8826f4a720b392759f9a2ee307ed83c90aeddc2d21
[INFO] running `Command { std: "docker" "start" "-a" "de7218b287c14a1aa6bc2c8826f4a720b392759f9a2ee307ed83c90aeddc2d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de7218b287c14a1aa6bc2c8826f4a720b392759f9a2ee307ed83c90aeddc2d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de7218b287c14a1aa6bc2c8826f4a720b392759f9a2ee307ed83c90aeddc2d21", kill_on_drop: false }`
[INFO] [stdout] de7218b287c14a1aa6bc2c8826f4a720b392759f9a2ee307ed83c90aeddc2d21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 06f257d4fe86596f9bdfa3271741ab802c5e76ec595de544643273f0f5d3f0a0
[INFO] running `Command { std: "docker" "start" "-a" "06f257d4fe86596f9bdfa3271741ab802c5e76ec595de544643273f0f5d3f0a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling ranking v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "06f257d4fe86596f9bdfa3271741ab802c5e76ec595de544643273f0f5d3f0a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06f257d4fe86596f9bdfa3271741ab802c5e76ec595de544643273f0f5d3f0a0", kill_on_drop: false }`
[INFO] [stdout] 06f257d4fe86596f9bdfa3271741ab802c5e76ec595de544643273f0f5d3f0a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] ce2a235f96c1c280a46a50fe989177ac899438a2f9ce023850ffc7878132935d
[INFO] running `Command { std: "docker" "start" "-a" "ce2a235f96c1c280a46a50fe989177ac899438a2f9ce023850ffc7878132935d", kill_on_drop: false }`
[INFO] [stderr]    Compiling ranking v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "ce2a235f96c1c280a46a50fe989177ac899438a2f9ce023850ffc7878132935d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce2a235f96c1c280a46a50fe989177ac899438a2f9ce023850ffc7878132935d", kill_on_drop: false }`
[INFO] [stdout] ce2a235f96c1c280a46a50fe989177ac899438a2f9ce023850ffc7878132935d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] a32c98d37c1a4471713b0d41a533849ae9dc31bc982f38a4567df06b67357abd
[INFO] running `Command { std: "docker" "start" "-a" "a32c98d37c1a4471713b0d41a533849ae9dc31bc982f38a4567df06b67357abd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ranking-4fe97610c701f2d5)
[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 ranking
[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" "a32c98d37c1a4471713b0d41a533849ae9dc31bc982f38a4567df06b67357abd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a32c98d37c1a4471713b0d41a533849ae9dc31bc982f38a4567df06b67357abd", kill_on_drop: false }`
[INFO] [stdout] a32c98d37c1a4471713b0d41a533849ae9dc31bc982f38a4567df06b67357abd