[INFO] fetching crate rls-data 0.19.0...
[INFO] testing rls-data-0.19.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate rls-data 0.19.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rls-data 0.19.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rls-data 0.19.0
[INFO] finished tweaking crates.io crate rls-data 0.19.0
[INFO] tweaked toml for crates.io crate rls-data 0.19.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2016ca84c8ead0fc62629ba00028b6008f1ac0c6c23576a3498bd40857845a74
[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" "2016ca84c8ead0fc62629ba00028b6008f1ac0c6c23576a3498bd40857845a74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2016ca84c8ead0fc62629ba00028b6008f1ac0c6c23576a3498bd40857845a74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2016ca84c8ead0fc62629ba00028b6008f1ac0c6c23576a3498bd40857845a74", kill_on_drop: false }`
[INFO] [stdout] 2016ca84c8ead0fc62629ba00028b6008f1ac0c6c23576a3498bd40857845a74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--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] c956d238eca57c15b481a41b7c5270a6615e9f8cd6afc586d78c2a35b195b268
[INFO] running `Command { std: "docker" "start" "-a" "c956d238eca57c15b481a41b7c5270a6615e9f8cd6afc586d78c2a35b195b268", kill_on_drop: false }`
[INFO] [stderr]    Compiling rls-span v0.5.2
[INFO] [stderr]    Compiling rls-data v0.19.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.94s
[INFO] running `Command { std: "docker" "inspect" "c956d238eca57c15b481a41b7c5270a6615e9f8cd6afc586d78c2a35b195b268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c956d238eca57c15b481a41b7c5270a6615e9f8cd6afc586d78c2a35b195b268", kill_on_drop: false }`
[INFO] [stdout] c956d238eca57c15b481a41b7c5270a6615e9f8cd6afc586d78c2a35b195b268
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8bd4641280bb4b50595ac82ab20b00192777ce2869681bd99e4a91b4d764a2f
[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" "c8bd4641280bb4b50595ac82ab20b00192777ce2869681bd99e4a91b4d764a2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rls-data v0.19.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.20s
[INFO] running `Command { std: "docker" "inspect" "c8bd4641280bb4b50595ac82ab20b00192777ce2869681bd99e4a91b4d764a2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8bd4641280bb4b50595ac82ab20b00192777ce2869681bd99e4a91b4d764a2f", kill_on_drop: false }`
[INFO] [stdout] c8bd4641280bb4b50595ac82ab20b00192777ce2869681bd99e4a91b4d764a2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", 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] 021803c635a4d377b67911d21d7d60c0589f4d18b0b5080e144dcfac5a2c4731
[INFO] running `Command { std: "docker" "start" "-a" "021803c635a4d377b67911d21d7d60c0589f4d18b0b5080e144dcfac5a2c4731", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rls_data-c1c2a85922f55911
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rls-data
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "021803c635a4d377b67911d21d7d60c0589f4d18b0b5080e144dcfac5a2c4731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "021803c635a4d377b67911d21d7d60c0589f4d18b0b5080e144dcfac5a2c4731", kill_on_drop: false }`
[INFO] [stdout] 021803c635a4d377b67911d21d7d60c0589f4d18b0b5080e144dcfac5a2c4731