[INFO] fetching crate rustc-ap-rustc_lint_defs 727.0.0...
[INFO] testing rustc-ap-rustc_lint_defs-727.0.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate rustc-ap-rustc_lint_defs 727.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rustc-ap-rustc_lint_defs 727.0.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustc-ap-rustc_lint_defs 727.0.0
[INFO] finished tweaking crates.io crate rustc-ap-rustc_lint_defs 727.0.0
[INFO] tweaked toml for crates.io crate rustc-ap-rustc_lint_defs 727.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c9dc5262e9d073ba0e90320f149165e27fecc8dc312ac935df8573098a75c1d
[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" "1c9dc5262e9d073ba0e90320f149165e27fecc8dc312ac935df8573098a75c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c9dc5262e9d073ba0e90320f149165e27fecc8dc312ac935df8573098a75c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c9dc5262e9d073ba0e90320f149165e27fecc8dc312ac935df8573098a75c1d", kill_on_drop: false }`
[INFO] [stdout] 1c9dc5262e9d073ba0e90320f149165e27fecc8dc312ac935df8573098a75c1d
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad2314032a54eef51c40480fa45d672e84ef3061b4bad6bff6fb8a8aacde3cf1
[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" "ad2314032a54eef51c40480fa45d672e84ef3061b4bad6bff6fb8a8aacde3cf1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-ap-rustc_lexer v727.0.0
[INFO] [stderr]    Compiling rustc-ap-rustc_span v727.0.0
[INFO] [stderr]    Compiling rustc-ap-rustc_target v727.0.0
[INFO] [stderr]    Compiling rustc-ap-rustc_ast v727.0.0
[INFO] [stderr]    Compiling rustc-ap-rustc_lint_defs v727.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.66s
[INFO] running `Command { std: "docker" "inspect" "ad2314032a54eef51c40480fa45d672e84ef3061b4bad6bff6fb8a8aacde3cf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad2314032a54eef51c40480fa45d672e84ef3061b4bad6bff6fb8a8aacde3cf1", kill_on_drop: false }`
[INFO] [stdout] ad2314032a54eef51c40480fa45d672e84ef3061b4bad6bff6fb8a8aacde3cf1
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] 83cbbeea57ffdb21fc26d0d69ff0b2ca32642f79c9b7a02ff60efe730f04f98f
[INFO] running `Command { std: "docker" "start" "-a" "83cbbeea57ffdb21fc26d0d69ff0b2ca32642f79c9b7a02ff60efe730f04f98f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustc-ap-rustc_lint_defs v727.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "83cbbeea57ffdb21fc26d0d69ff0b2ca32642f79c9b7a02ff60efe730f04f98f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83cbbeea57ffdb21fc26d0d69ff0b2ca32642f79c9b7a02ff60efe730f04f98f", kill_on_drop: false }`
[INFO] [stdout] 83cbbeea57ffdb21fc26d0d69ff0b2ca32642f79c9b7a02ff60efe730f04f98f
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8ce3a36654d7a4a8403360cc4e0badda98ccb72c8215665627b8f0d108498189
[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" "8ce3a36654d7a4a8403360cc4e0badda98ccb72c8215665627b8f0d108498189", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustc_ap_rustc_lint_defs-7e71a06ce7acbeef)
[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 rustc-ap-rustc_lint_defs
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name rustc_ap_rustc_lint_defs --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps -L native=/opt/rustwide/target/debug/build/psm-e862da2ee70ca2ac/out --extern rustc_ast=/opt/rustwide/target/debug/deps/librustc_ap_rustc_ast-3643d0005b96d8e9.rlib --extern rustc_data_structures=/opt/rustwide/target/debug/deps/librustc_ap_rustc_data_structures-52856a12697d9b2e.rlib --extern rustc_ap_rustc_lint_defs=/opt/rustwide/target/debug/deps/librustc_ap_rustc_lint_defs-70009ba6aae0f6d5.rlib --extern rustc_macros=/opt/rustwide/target/debug/deps/librustc_ap_rustc_macros-3f91be3213084e9f.so --extern rustc_serialize=/opt/rustwide/target/debug/deps/librustc_ap_rustc_serialize-01d3993a9cf0d84f.rlib --extern rustc_span=/opt/rustwide/target/debug/deps/librustc_ap_rustc_span-31a6caadf2370cf1.rlib --extern rustc_target=/opt/rustwide/target/debug/deps/librustc_ap_rustc_target-13de111068cfb3ff.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "8ce3a36654d7a4a8403360cc4e0badda98ccb72c8215665627b8f0d108498189", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ce3a36654d7a4a8403360cc4e0badda98ccb72c8215665627b8f0d108498189", kill_on_drop: false }`
[INFO] [stdout] 8ce3a36654d7a4a8403360cc4e0badda98ccb72c8215665627b8f0d108498189