[INFO] fetching crate ctrlc 3.2.1...
[INFO] checking ctrlc-3.2.1 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate ctrlc 3.2.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate ctrlc 3.2.1 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ctrlc 3.2.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ctrlc 3.2.1
[INFO] tweaked toml for crates.io crate ctrlc 3.2.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate ctrlc 3.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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] 686adb2009b10d13e4ee51803c1f1c2a52f60891c7f8bf84df3d7d84f387483b
[INFO] running `Command { std: "docker" "start" "-a" "686adb2009b10d13e4ee51803c1f1c2a52f60891c7f8bf84df3d7d84f387483b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "686adb2009b10d13e4ee51803c1f1c2a52f60891c7f8bf84df3d7d84f387483b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "686adb2009b10d13e4ee51803c1f1c2a52f60891c7f8bf84df3d7d84f387483b", kill_on_drop: false }`
[INFO] [stdout] 686adb2009b10d13e4ee51803c1f1c2a52f60891c7f8bf84df3d7d84f387483b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--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] 90e93c63141e72870bae019045f54dd2a325292ad3751f36364366d2c9497002
[INFO] running `Command { std: "docker" "start" "-a" "90e93c63141e72870bae019045f54dd2a325292ad3751f36364366d2c9497002", kill_on_drop: false }`
[INFO] [stderr]     Checking nix v0.23.0
[INFO] [stderr]     Checking ctrlc v3.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/lib.rs:92:13
[INFO] [stdout]    |
[INFO] [stdout] 92 |     if INIT.compare_and_swap(false, true, Ordering::SeqCst) {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sigint_old`
[INFO] [stdout]    --> src/platform/unix/mod.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |     let sigint_old = match signal::sigaction(signal::Signal::SIGINT, &new_action) {
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sigint_old`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/lib.rs:92:13
[INFO] [stdout]    |
[INFO] [stdout] 92 |     if INIT.compare_and_swap(false, true, Ordering::SeqCst) {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sigint_old`
[INFO] [stdout]    --> src/platform/unix/mod.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |     let sigint_old = match signal::sigaction(signal::Signal::SIGINT, &new_action) {
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sigint_old`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.67s
[INFO] running `Command { std: "docker" "inspect" "90e93c63141e72870bae019045f54dd2a325292ad3751f36364366d2c9497002", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90e93c63141e72870bae019045f54dd2a325292ad3751f36364366d2c9497002", kill_on_drop: false }`
[INFO] [stdout] 90e93c63141e72870bae019045f54dd2a325292ad3751f36364366d2c9497002