[INFO] fetching crate racer-interner 0.1.0...
[INFO] testing racer-interner-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate racer-interner 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate racer-interner 0.1.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate racer-interner 0.1.0
[INFO] finished tweaking crates.io crate racer-interner 0.1.0
[INFO] tweaked toml for crates.io crate racer-interner 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f618c1386d94d5b7dfd83db8fcdcf459af51157123cc93fcd4bac01421b89850
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f618c1386d94d5b7dfd83db8fcdcf459af51157123cc93fcd4bac01421b89850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f618c1386d94d5b7dfd83db8fcdcf459af51157123cc93fcd4bac01421b89850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f618c1386d94d5b7dfd83db8fcdcf459af51157123cc93fcd4bac01421b89850", kill_on_drop: false }`
[INFO] [stdout] f618c1386d94d5b7dfd83db8fcdcf459af51157123cc93fcd4bac01421b89850
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43dc5b1dd2ed70a717bae99ee2f2e2b848ba07cf0cbe114edd50315a8d8b02b8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "43dc5b1dd2ed70a717bae99ee2f2e2b848ba07cf0cbe114edd50315a8d8b02b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling racer-interner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "43dc5b1dd2ed70a717bae99ee2f2e2b848ba07cf0cbe114edd50315a8d8b02b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43dc5b1dd2ed70a717bae99ee2f2e2b848ba07cf0cbe114edd50315a8d8b02b8", kill_on_drop: false }`
[INFO] [stdout] 43dc5b1dd2ed70a717bae99ee2f2e2b848ba07cf0cbe114edd50315a8d8b02b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2f50b41b5026a4d7aaf46b93685f0254ae9290916e83dfa04d87dd1fe41fe537
[INFO] running `Command { std: "docker" "start" "-a" "2f50b41b5026a4d7aaf46b93685f0254ae9290916e83dfa04d87dd1fe41fe537", kill_on_drop: false }`
[INFO] [stderr]    Compiling racer-interner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "2f50b41b5026a4d7aaf46b93685f0254ae9290916e83dfa04d87dd1fe41fe537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f50b41b5026a4d7aaf46b93685f0254ae9290916e83dfa04d87dd1fe41fe537", kill_on_drop: false }`
[INFO] [stdout] 2f50b41b5026a4d7aaf46b93685f0254ae9290916e83dfa04d87dd1fe41fe537
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f6ae75b6478468789068ff62f84b9695ca925e91c7ec2e050fba65bfdf66eaa4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f6ae75b6478468789068ff62f84b9695ca925e91c7ec2e050fba65bfdf66eaa4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/racer_interner-4f48d7b0fb48feb1)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests racer-interner
[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] [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" "f6ae75b6478468789068ff62f84b9695ca925e91c7ec2e050fba65bfdf66eaa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6ae75b6478468789068ff62f84b9695ca925e91c7ec2e050fba65bfdf66eaa4", kill_on_drop: false }`
[INFO] [stdout] f6ae75b6478468789068ff62f84b9695ca925e91c7ec2e050fba65bfdf66eaa4