[INFO] cloning repository https://github.com/supercurio/rust-tokio-signal-help
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/supercurio/rust-tokio-signal-help" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupercurio%2Frust-tokio-signal-help", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupercurio%2Frust-tokio-signal-help'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 33592bb09691f1456ba9909de9263d90fa5e7542
[INFO] testing supercurio/rust-tokio-signal-help against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupercurio%2Frust-tokio-signal-help" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/supercurio/rust-tokio-signal-help on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/supercurio/rust-tokio-signal-help
[INFO] finished tweaking git repo https://github.com/supercurio/rust-tokio-signal-help
[INFO] tweaked toml for git repo https://github.com/supercurio/rust-tokio-signal-help written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/supercurio/rust-tokio-signal-help already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-core v0.1.6
[INFO] [stderr]   Downloaded log v0.3.7
[INFO] [stderr]   Downloaded cfg-if v0.1.0
[INFO] [stderr]   Downloaded net2 v0.2.27
[INFO] [stderr]   Downloaded mio-uds v0.6.4
[INFO] [stderr]   Downloaded lazycell v0.4.0
[INFO] [stderr]   Downloaded tokio-io v0.1.1
[INFO] [stderr]   Downloaded futures v0.1.13
[INFO] [stderr]   Downloaded libc v0.2.21
[INFO] [stderr]   Downloaded scoped-tls v0.1.0
[INFO] [stderr]   Downloaded tokio-signal v0.1.2
[INFO] [stderr]   Downloaded bytes v0.4.2
[INFO] [stderr]   Downloaded mio v0.6.6
[INFO] running `Command { std: "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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", 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] c6f0b0507e9aa00bb9099d2f3ef0ed598c786278d1a7d370f8ce3c06011a01b9
[INFO] running `Command { std: "docker" "start" "-a" "c6f0b0507e9aa00bb9099d2f3ef0ed598c786278d1a7d370f8ce3c06011a01b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6f0b0507e9aa00bb9099d2f3ef0ed598c786278d1a7d370f8ce3c06011a01b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6f0b0507e9aa00bb9099d2f3ef0ed598c786278d1a7d370f8ce3c06011a01b9", kill_on_drop: false }`
[INFO] [stdout] c6f0b0507e9aa00bb9099d2f3ef0ed598c786278d1a7d370f8ce3c06011a01b9
[INFO] running `Command { std: "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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] 2a20de68882f11f76b36b6b561a1d11f335141d7cc7a6d936e6fefbb1fd3c64f
[INFO] running `Command { std: "docker" "start" "-a" "2a20de68882f11f76b36b6b561a1d11f335141d7cc7a6d936e6fefbb1fd3c64f", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.3.7
[INFO] [stderr]    Compiling byteorder v1.0.0
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling futures v0.1.13
[INFO] [stderr]    Compiling iovec v0.1.0
[INFO] [stderr]    Compiling net2 v0.2.27
[INFO] [stderr]    Compiling bytes v0.4.2
[INFO] [stderr]    Compiling mio v0.6.6
[INFO] [stderr]    Compiling mio-uds v0.6.4
[INFO] [stderr]    Compiling tokio-io v0.1.1
[INFO] [stderr]    Compiling tokio-core v0.1.6
[INFO] [stderr]    Compiling tokio-signal v0.1.2
[INFO] [stderr]    Compiling tokio-signal-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `sigterm`
[INFO] [stdout]   --> src/main.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let sigterm = sigint_imp(&core.handle());
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sigterm`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sigterm_imp`
[INFO] [stdout]   --> src/main.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn sigterm_imp(handle: &Handle) -> IoFuture<IoStream<()>> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.74s
[INFO] running `Command { std: "docker" "inspect" "2a20de68882f11f76b36b6b561a1d11f335141d7cc7a6d936e6fefbb1fd3c64f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a20de68882f11f76b36b6b561a1d11f335141d7cc7a6d936e6fefbb1fd3c64f", kill_on_drop: false }`
[INFO] [stdout] 2a20de68882f11f76b36b6b561a1d11f335141d7cc7a6d936e6fefbb1fd3c64f
[INFO] running `Command { std: "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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] a84d4e60f90db5a0478648f7871fb354aacf784a4f080a19f0caf1441864fc38
[INFO] running `Command { std: "docker" "start" "-a" "a84d4e60f90db5a0478648f7871fb354aacf784a4f080a19f0caf1441864fc38", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-signal-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `sigterm`
[INFO] [stdout]   --> src/main.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let sigterm = sigint_imp(&core.handle());
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sigterm`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sigterm_imp`
[INFO] [stdout]   --> src/main.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn sigterm_imp(handle: &Handle) -> IoFuture<IoStream<()>> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "a84d4e60f90db5a0478648f7871fb354aacf784a4f080a19f0caf1441864fc38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a84d4e60f90db5a0478648f7871fb354aacf784a4f080a19f0caf1441864fc38", kill_on_drop: false }`
[INFO] [stdout] a84d4e60f90db5a0478648f7871fb354aacf784a4f080a19f0caf1441864fc38
[INFO] running `Command { std: "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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b4b4833e8dae0d8acec6089adc07501a1416e99d9a0aa01865f9c4946a0c660c
[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" "b4b4833e8dae0d8acec6089adc07501a1416e99d9a0aa01865f9c4946a0c660c", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `sigterm`
[INFO] [stderr]   --> src/main.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let sigterm = sigint_imp(&core.handle());
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sigterm`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sigterm_imp`
[INFO] [stderr]   --> src/main.rs:23:4
[INFO] [stderr]    |
[INFO] [stderr] 23 | fn sigterm_imp(handle: &Handle) -> IoFuture<IoStream<()>> {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tokio-signal-test` (bin "tokio-signal-test" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tokio_signal_test-6899b264e8536c04)
[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" "b4b4833e8dae0d8acec6089adc07501a1416e99d9a0aa01865f9c4946a0c660c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4b4833e8dae0d8acec6089adc07501a1416e99d9a0aa01865f9c4946a0c660c", kill_on_drop: false }`
[INFO] [stdout] b4b4833e8dae0d8acec6089adc07501a1416e99d9a0aa01865f9c4946a0c660c