[INFO] crate scoped_signal 0.1.2 is already in cache
[INFO] testing scoped_signal-0.1.2 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate scoped_signal 0.1.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate scoped_signal 0.1.2 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate scoped_signal 0.1.2
[INFO] finished tweaking crates.io crate scoped_signal 0.1.2
[INFO] tweaked toml for crates.io crate scoped_signal 0.1.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 72e6666c25c68dd3e37fa88764babe9c3507e37d53a5be27a18d060fe8589674
[INFO] running `"docker" "start" "-a" "72e6666c25c68dd3e37fa88764babe9c3507e37d53a5be27a18d060fe8589674"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling array-macro v1.0.4
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling arr_macro_impl v0.1.3
[INFO] [stderr]    Compiling arr_macro v0.1.3
[INFO] [stderr]    Compiling scoped_signal v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never read: `after`
[INFO] [stderr]   --> src/lib.rs:73:5
[INFO] [stderr]    |
[INFO] [stderr] 73 |     after: Option<SigAction>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.10s
[INFO] running `"docker" "inspect" "72e6666c25c68dd3e37fa88764babe9c3507e37d53a5be27a18d060fe8589674"`
[INFO] running `"docker" "rm" "-f" "72e6666c25c68dd3e37fa88764babe9c3507e37d53a5be27a18d060fe8589674"`
[INFO] [stdout] 72e6666c25c68dd3e37fa88764babe9c3507e37d53a5be27a18d060fe8589674
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4d09ad38a86ddbcaa5914fb688c53bf1b09ca4f8dfb0ab8f33eee78af86ab7c8
[INFO] running `"docker" "start" "-a" "4d09ad38a86ddbcaa5914fb688c53bf1b09ca4f8dfb0ab8f33eee78af86ab7c8"`
[INFO] [stderr]    Compiling scoped_signal v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never read: `after`
[INFO] [stderr]   --> src/lib.rs:73:5
[INFO] [stderr]    |
[INFO] [stderr] 73 |     after: Option<SigAction>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `after`
[INFO] [stderr]   --> src/lib.rs:73:5
[INFO] [stderr]    |
[INFO] [stderr] 73 |     after: Option<SigAction>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `"docker" "inspect" "4d09ad38a86ddbcaa5914fb688c53bf1b09ca4f8dfb0ab8f33eee78af86ab7c8"`
[INFO] running `"docker" "rm" "-f" "4d09ad38a86ddbcaa5914fb688c53bf1b09ca4f8dfb0ab8f33eee78af86ab7c8"`
[INFO] [stdout] 4d09ad38a86ddbcaa5914fb688c53bf1b09ca4f8dfb0ab8f33eee78af86ab7c8
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stdout] 7e11048e8abb8181939fd058047b2f31e3b36df66d0ff824d7d961ee4d3877af
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "7e11048e8abb8181939fd058047b2f31e3b36df66d0ff824d7d961ee4d3877af"`
[INFO] [stderr] warning: field is never read: `after`
[INFO] [stderr]   --> src/lib.rs:73:5
[INFO] [stderr]    |
[INFO] [stderr] 73 |     after: Option<SigAction>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `after`
[INFO] [stderr]   --> src/lib.rs:73:5
[INFO] [stderr]    |
[INFO] [stderr] 73 |     after: Option<SigAction>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/scoped_signal-7335a87c33944a6e
[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 scoped_signal
[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 `"docker" "inspect" "7e11048e8abb8181939fd058047b2f31e3b36df66d0ff824d7d961ee4d3877af"`
[INFO] running `"docker" "rm" "-f" "7e11048e8abb8181939fd058047b2f31e3b36df66d0ff824d7d961ee4d3877af"`
[INFO] [stdout] 7e11048e8abb8181939fd058047b2f31e3b36df66d0ff824d7d961ee4d3877af