[INFO] fetching crate ctrlc-async 3.2.2...
[INFO] testing ctrlc-async-3.2.2 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate ctrlc-async 3.2.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate ctrlc-async 3.2.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ctrlc-async 3.2.2
[INFO] tweaked toml for crates.io crate ctrlc-async 3.2.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ctrlc-async 3.2.2 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ctrlc-async 3.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ddb202090c522dab48fb363a73af12e9e57345a8b3b70ecf9357510377bfe8a
[INFO] running `Command { std: "docker" "start" "-a" "6ddb202090c522dab48fb363a73af12e9e57345a8b3b70ecf9357510377bfe8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ddb202090c522dab48fb363a73af12e9e57345a8b3b70ecf9357510377bfe8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ddb202090c522dab48fb363a73af12e9e57345a8b3b70ecf9357510377bfe8a", kill_on_drop: false }`
[INFO] [stdout] 6ddb202090c522dab48fb363a73af12e9e57345a8b3b70ecf9357510377bfe8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a94c83e0a10c137d3618adc7c8d85299386ca64bdc3b9844f9677508ed8cc9c
[INFO] running `Command { std: "docker" "start" "-a" "1a94c83e0a10c137d3618adc7c8d85299386ca64bdc3b9844f9677508ed8cc9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling nix v0.23.0
[INFO] [stderr]    Compiling tokio-macros v1.5.0
[INFO] [stderr]    Compiling ctrlc-async v3.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Signal` is never constructed
[INFO] [stdout]   --> src/platform/other/mod.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Signal {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.47s
[INFO] running `Command { std: "docker" "inspect" "1a94c83e0a10c137d3618adc7c8d85299386ca64bdc3b9844f9677508ed8cc9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a94c83e0a10c137d3618adc7c8d85299386ca64bdc3b9844f9677508ed8cc9c", kill_on_drop: false }`
[INFO] [stdout] 1a94c83e0a10c137d3618adc7c8d85299386ca64bdc3b9844f9677508ed8cc9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3248cb3584a6ad93a98fff3507881a3b9f19cd51cd52898d26d94f7abc7152fe
[INFO] running `Command { std: "docker" "start" "-a" "3248cb3584a6ad93a98fff3507881a3b9f19cd51cd52898d26d94f7abc7152fe", kill_on_drop: false }`
[INFO] [stdout] warning: struct `Signal` is never constructed
[INFO] [stdout]   --> src/platform/other/mod.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Signal {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ctrlc-async v3.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Signal` is never constructed
[INFO] [stdout]   --> src/platform/other/mod.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Signal {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "3248cb3584a6ad93a98fff3507881a3b9f19cd51cd52898d26d94f7abc7152fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3248cb3584a6ad93a98fff3507881a3b9f19cd51cd52898d26d94f7abc7152fe", kill_on_drop: false }`
[INFO] [stdout] 3248cb3584a6ad93a98fff3507881a3b9f19cd51cd52898d26d94f7abc7152fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 958a1479c58d4d7348c96e748338ad850852567b5b803d8fdda509f23190ad40
[INFO] running `Command { std: "docker" "start" "-a" "958a1479c58d4d7348c96e748338ad850852567b5b803d8fdda509f23190ad40", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Signal` is never constructed
[INFO] [stderr]   --> src/platform/other/mod.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub struct Signal {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ctrlc-async` (lib) generated 1 warning
[INFO] [stderr] warning: `ctrlc-async` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ctrlc_async-7be48e61400bb4ee)
[INFO] [stdout] 
[INFO] [stderr]      Running src/tests.rs (/opt/rustwide/target/debug/deps/tests-c6ad79dde5089472)
[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] [stdout] 
[INFO] [stdout] test tests::test_set_handler ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ctrlc_async
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - set_async_handler (line 105) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 25) - compile ... ok
[INFO] [stdout] test src/lib.rs - set_handler (line 71) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "958a1479c58d4d7348c96e748338ad850852567b5b803d8fdda509f23190ad40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "958a1479c58d4d7348c96e748338ad850852567b5b803d8fdda509f23190ad40", kill_on_drop: false }`
[INFO] [stdout] 958a1479c58d4d7348c96e748338ad850852567b5b803d8fdda509f23190ad40