[INFO] fetching crate ad9361-rs 0.1.0...
[INFO] checking ad9361-rs-0.1.0 against master#4e1f5d90bca45207605a88e39b1f76abcdb85d2f for pr-123962
[INFO] extracting crate ad9361-rs 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate ad9361-rs 0.1.0 on toolchain 4e1f5d90bca45207605a88e39b1f76abcdb85d2f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e1f5d90bca45207605a88e39b1f76abcdb85d2f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ad9361-rs 0.1.0
[INFO] finished tweaking crates.io crate ad9361-rs 0.1.0
[INFO] tweaked toml for crates.io crate ad9361-rs 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e1f5d90bca45207605a88e39b1f76abcdb85d2f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] [stderr]       Adding which v4.4.2 (latest: v6.0.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e1f5d90bca45207605a88e39b1f76abcdb85d2f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+4e1f5d90bca45207605a88e39b1f76abcdb85d2f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d166a2ae04aa845b4a8c20b090a5e5832b85080c7299f1a63905e0c2e265b095
[INFO] running `Command { std: "docker" "start" "-a" "d166a2ae04aa845b4a8c20b090a5e5832b85080c7299f1a63905e0c2e265b095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d166a2ae04aa845b4a8c20b090a5e5832b85080c7299f1a63905e0c2e265b095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d166a2ae04aa845b4a8c20b090a5e5832b85080c7299f1a63905e0c2e265b095", kill_on_drop: false }`
[INFO] [stdout] d166a2ae04aa845b4a8c20b090a5e5832b85080c7299f1a63905e0c2e265b095
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+4e1f5d90bca45207605a88e39b1f76abcdb85d2f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fb46ba724cebd44306add405b2453255e5900e5cd6197fb2c7976fffdb869ec
[INFO] running `Command { std: "docker" "start" "-a" "5fb46ba724cebd44306add405b2453255e5900e5cd6197fb2c7976fffdb869ec", kill_on_drop: false }`
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[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling memchr v2.7.2
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[INFO] [stderr]     Checking cfg-if v1.0.0
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[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling libloading v0.8.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
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[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling home v0.5.9
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[INFO] [stderr]    Compiling parking_lot_core v0.8.6
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[INFO] [stderr]    Compiling atty v0.2.14
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[INFO] [stderr]     Checking scopeguard v1.2.0
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[INFO] [stderr]     Checking smallvec v1.13.2
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[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking ioctl-rs v0.1.6
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[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking parking_lot v0.11.2
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[INFO] [stderr]     Checking gpio-cdev v0.5.1
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[INFO] [stderr]     Checking serial_test v0.6.0
[INFO] [stderr]     Checking cpp v0.5.9
[INFO] [stderr]    Compiling ad9361-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: references are not nullable, so checking them for null will always return false
[INFO] [stdout]    --> src/interop/mod.rs:244:8
[INFO] [stdout]     |
[INFO] [stdout] 244 |     if (slf as *mut ()).is_null() {
[INFO] [stdout]     |        ^---^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         expression has type `&mut ()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(useless_ptr_null_checks)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: references are not nullable, so checking them for null will always return false
[INFO] [stdout]    --> src/interop/mod.rs:244:8
[INFO] [stdout]     |
[INFO] [stdout] 244 |     if (slf as *mut ()).is_null() {
[INFO] [stdout]     |        ^---^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         expression has type `&mut ()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(useless_ptr_null_checks)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.91s
[INFO] running `Command { std: "docker" "inspect" "5fb46ba724cebd44306add405b2453255e5900e5cd6197fb2c7976fffdb869ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fb46ba724cebd44306add405b2453255e5900e5cd6197fb2c7976fffdb869ec", kill_on_drop: false }`
[INFO] [stdout] 5fb46ba724cebd44306add405b2453255e5900e5cd6197fb2c7976fffdb869ec