[INFO] fetching crate doc-cfg 0.1.0...
[INFO] testing doc-cfg-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate doc-cfg 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate doc-cfg 0.1.0 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 doc-cfg 0.1.0
[INFO] finished tweaking crates.io crate doc-cfg 0.1.0
[INFO] tweaked toml for crates.io crate doc-cfg 0.1.0 written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 12b10e19ca618555f20ef627ecf153423b6ba5c096c4245c1150dc2fe202d545
[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" "12b10e19ca618555f20ef627ecf153423b6ba5c096c4245c1150dc2fe202d545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12b10e19ca618555f20ef627ecf153423b6ba5c096c4245c1150dc2fe202d545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12b10e19ca618555f20ef627ecf153423b6ba5c096c4245c1150dc2fe202d545", kill_on_drop: false }`
[INFO] [stdout] 12b10e19ca618555f20ef627ecf153423b6ba5c096c4245c1150dc2fe202d545
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 0262bc37367bae590e47ea1653e2c5a66b94ce662c5c2e37c20e375d49a64b0e
[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" "0262bc37367bae590e47ea1653e2c5a66b94ce662c5c2e37c20e375d49a64b0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling doc-cfg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "0262bc37367bae590e47ea1653e2c5a66b94ce662c5c2e37c20e375d49a64b0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0262bc37367bae590e47ea1653e2c5a66b94ce662c5c2e37c20e375d49a64b0e", kill_on_drop: false }`
[INFO] [stdout] 0262bc37367bae590e47ea1653e2c5a66b94ce662c5c2e37c20e375d49a64b0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 2619c21f073a89688f1d79811f3ba494373755c8bdcce7743eb1ff9244795ecb
[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" "2619c21f073a89688f1d79811f3ba494373755c8bdcce7743eb1ff9244795ecb", kill_on_drop: false }`
[INFO] [stderr]    Compiling doc-cfg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "2619c21f073a89688f1d79811f3ba494373755c8bdcce7743eb1ff9244795ecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2619c21f073a89688f1d79811f3ba494373755c8bdcce7743eb1ff9244795ecb", kill_on_drop: false }`
[INFO] [stdout] 2619c21f073a89688f1d79811f3ba494373755c8bdcce7743eb1ff9244795ecb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 00ae481b07655660b64a6915a50c24d514e95a9bbe00f66d14709e4a58d7f73e
[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" "00ae481b07655660b64a6915a50c24d514e95a9bbe00f66d14709e4a58d7f73e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/doc_cfg-b8b35f4571e07a1c
[INFO] [stdout] test test::basic ... ok
[INFO] [stdout] test test::multiple ... ok
[INFO] [stdout] test test::custom_doc_cfg ... ok
[INFO] [stderr]    Doc-tests doc-cfg
[INFO] [stdout] test test::cfg_missing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - doc_cfg (line 40) ... ok
[INFO] [stdout] test src/lib.rs - doc_cfg (line 57) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "00ae481b07655660b64a6915a50c24d514e95a9bbe00f66d14709e4a58d7f73e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00ae481b07655660b64a6915a50c24d514e95a9bbe00f66d14709e4a58d7f73e", kill_on_drop: false }`
[INFO] [stdout] 00ae481b07655660b64a6915a50c24d514e95a9bbe00f66d14709e4a58d7f73e