[INFO] fetching crate ad9361-rs 0.1.0...
[INFO] checking ad9361-rs-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[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 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 109 packages
[INFO] [stderr]       Adding bindgen v0.59.2 (latest: v0.69.4)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.4)
[INFO] [stderr]       Adding embedded-hal v0.2.7 (latest: v1.0.0)
[INFO] [stderr]       Adding env_logger v0.9.3 (latest: v0.11.3)
[INFO] [stderr]       Adding gpio-cdev v0.5.1 (latest: v0.6.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding i2cdev v0.5.1 (latest: v0.6.0)
[INFO] [stderr]       Adding ioctl-rs v0.1.6 (latest: v0.2.0)
[INFO] [stderr]       Adding linux-embedded-hal v0.3.2 (latest: v0.4.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding memoffset v0.6.5 (latest: v0.9.1)
[INFO] [stderr]       Adding nb v0.1.3 (latest: v1.1.0)
[INFO] [stderr]       Adding nix v0.23.2 (latest: v0.28.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding parking_lot v0.11.2 (latest: v0.12.1)
[INFO] [stderr]       Adding parking_lot_core v0.8.6 (latest: v0.9.9)
[INFO] [stderr]       Adding peeking_take_while v0.1.2 (latest: v1.0.0)
[INFO] [stderr]       Adding redox_syscall v0.2.16 (latest: v0.5.1)
[INFO] [stderr]       Adding serial_test v0.6.0 (latest: v3.0.0)
[INFO] [stderr]       Adding serial_test_derive v0.6.0 (latest: v3.0.0)
[INFO] [stderr]       Adding spidev v0.5.2 (latest: v0.6.0)
[INFO] [stderr]       Adding strsim v0.8.0 (latest: v0.11.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding termios v0.2.2 (latest: v0.3.3)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serial_test_derive v0.6.0
[INFO] [stderr]   Downloaded serial_test v0.6.0
[INFO] [stderr]   Downloaded rustversion v1.0.14
[INFO] [stderr]   Downloaded parking_lot_core v0.8.6
[INFO] [stderr]   Downloaded parking_lot v0.11.2
[INFO] [stderr]   Downloaded byteorder v1.5.0
[INFO] [stderr]   Downloaded cpp_common v0.5.9
[INFO] [stderr]   Downloaded serial-unix v0.4.0
[INFO] [stderr]   Downloaded cty v0.2.2
[INFO] [stderr]   Downloaded winapi-util v0.1.6
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[INFO] [stderr]   Downloaded cast v0.3.0
[INFO] [stderr]   Downloaded lazycell v1.3.0
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[INFO] [stderr]   Downloaded cexpr v0.6.0
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[INFO] [stderr]   Downloaded which v4.4.2
[INFO] [stderr]   Downloaded minimal-lexical v0.2.1
[INFO] [stderr]   Downloaded nom v7.1.3
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[INFO] [stderr]   Downloaded regex-automata v0.4.6
[INFO] [stderr]   Downloaded aho-corasick v1.1.3
[INFO] [stderr]   Downloaded regex v1.10.4
[INFO] [stderr]   Downloaded winapi v0.3.9
[INFO] [stderr]   Downloaded gimli v0.28.1
[INFO] [stderr]   Downloaded object v0.32.2
[INFO] [stderr]   Downloaded backtrace v0.3.71
[INFO] [stderr]   Downloaded nix v0.23.2
[INFO] [stderr]   Downloaded clang-sys v1.7.0
[INFO] [stderr]   Downloaded env_logger v0.9.3
[INFO] [stderr]   Downloaded addr2line v0.21.0
[INFO] [stderr]   Downloaded linux-embedded-hal v0.3.2
[INFO] [stderr]   Downloaded shlex v1.3.0
[INFO] [stderr]   Downloaded winapi-i686-pc-windows-gnu v0.4.0
[INFO] [stderr]   Downloaded winapi-x86_64-pc-windows-gnu v0.4.0
[INFO] [stderr]   Downloaded humantime v2.1.0
[INFO] [stderr]   Downloaded error-chain v0.12.4
[INFO] [stderr]   Downloaded nb v1.1.0
[INFO] [stderr]   Downloaded nb v0.1.3
[INFO] [stderr]   Downloaded jobserver v0.1.28
[INFO] [stderr]   Downloaded managed v0.8.0
[INFO] [stderr]   Downloaded lock_api v0.4.11
[INFO] [stderr]   Downloaded smallvec v1.13.2
[INFO] [stderr]   Downloaded hermit-abi v0.1.19
[INFO] [stderr]   Downloaded fs_extra v1.3.0
[INFO] [stderr]   Downloaded i2cdev v0.5.1
[INFO] [stderr]   Downloaded memoffset v0.6.5
[INFO] [stderr]   Downloaded scopeguard v1.2.0
[INFO] [stderr]   Downloaded instant v0.1.12
[INFO] [stderr]   Downloaded peeking_take_while v0.1.2
[INFO] [stderr]   Downloaded cpp v0.5.9
[INFO] [stderr]   Downloaded termcolor v1.4.1
[INFO] [stderr]   Downloaded rustc-demangle v0.1.23
[INFO] [stderr]   Downloaded embedded-hal v0.2.7
[INFO] [stderr]   Downloaded gpio-cdev v0.5.1
[INFO] [stderr]   Downloaded spidev v0.5.2
[INFO] [stderr]   Downloaded void v1.0.2
[INFO] [stderr]   Downloaded redox_syscall v0.2.16
[INFO] [stderr]   Downloaded serial-core v0.4.0
[INFO] [stderr]   Downloaded termios v0.2.2
[INFO] [stderr]   Downloaded unicode-xid v0.2.4
[INFO] [stderr]   Downloaded ioctl-rs v0.1.6
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5903dc5cc7e99a20c1885c10ff3ca5f30d76d2c37e16743d76fd7be942bb5a48
[INFO] running `Command { std: "docker" "start" "-a" "5903dc5cc7e99a20c1885c10ff3ca5f30d76d2c37e16743d76fd7be942bb5a48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5903dc5cc7e99a20c1885c10ff3ca5f30d76d2c37e16743d76fd7be942bb5a48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5903dc5cc7e99a20c1885c10ff3ca5f30d76d2c37e16743d76fd7be942bb5a48", kill_on_drop: false }`
[INFO] [stdout] 5903dc5cc7e99a20c1885c10ff3ca5f30d76d2c37e16743d76fd7be942bb5a48
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11d8d45d85a5d4f496a03ec6caa8e6446b9246e44c64854aa8bc0a7958efb70a
[INFO] running `Command { std: "docker" "start" "-a" "11d8d45d85a5d4f496a03ec6caa8e6446b9246e44c64854aa8bc0a7958efb70a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling clang-sys v1.7.0
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling jobserver v0.1.28
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]     Checking nix v0.23.2
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling libloading v0.8.3
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling bindgen v0.59.2
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling cpp_common v0.5.9
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling env_logger v0.9.3
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling cpp_build v0.5.9
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling cpp_macros v0.5.9
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking cpp v0.5.9
[INFO] [stderr]     Checking spidev v0.5.2
[INFO] [stderr]     Checking sysfs_gpio v0.6.1
[INFO] [stderr]     Checking i2cdev v0.5.1
[INFO] [stderr]     Checking gpio-cdev v0.5.1
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking managed v0.8.0
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]     Checking linux-embedded-hal v0.3.2
[INFO] [stderr]    Compiling serial_test_derive v0.6.0
[INFO] [stderr]     Checking serial_test v0.6.0
[INFO] [stderr]    Compiling ad9361-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: ad9361-rs@0.1.0: Compiler version doesn't include clang or GCC: "c++" "--version"
[INFO] [stderr] warning: ad9361-rs@0.1.0: Compiler version doesn't include clang or GCC: "cc" "--version"
[INFO] [stdout] warning: the item `blocking` is imported redundantly
[INFO] [stdout]    --> src/ad9361.rs:346:24
[INFO] [stdout]     |
[INFO] [stdout] 344 |     use super::*;
[INFO] [stdout]     |         -------- the item `blocking` is already imported here
[INFO] [stdout] 345 |     use crate::*;
[INFO] [stdout] 346 |     use embedded_hal::{blocking, digital};
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `digital` is imported redundantly
[INFO] [stdout]    --> src/ad9361.rs:346:34
[INFO] [stdout]     |
[INFO] [stdout] 344 |     use super::*;
[INFO] [stdout]     |         -------- the item `digital` is already imported here
[INFO] [stdout] 345 |     use crate::*;
[INFO] [stdout] 346 |     use embedded_hal::{blocking, digital};
[INFO] [stdout]     |                                  ^^^^^^^
[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] [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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] running `Command { std: "docker" "inspect" "11d8d45d85a5d4f496a03ec6caa8e6446b9246e44c64854aa8bc0a7958efb70a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11d8d45d85a5d4f496a03ec6caa8e6446b9246e44c64854aa8bc0a7958efb70a", kill_on_drop: false }`
[INFO] [stdout] 11d8d45d85a5d4f496a03ec6caa8e6446b9246e44c64854aa8bc0a7958efb70a
[INFO] checking ad9361-rs-0.1.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate ad9361-rs 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate ad9361-rs 0.1.0 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b89a6ea7095395bafb9b890d993e569d248aac7867cebb9a6fe4487537b6754
[INFO] running `Command { std: "docker" "start" "-a" "0b89a6ea7095395bafb9b890d993e569d248aac7867cebb9a6fe4487537b6754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b89a6ea7095395bafb9b890d993e569d248aac7867cebb9a6fe4487537b6754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b89a6ea7095395bafb9b890d993e569d248aac7867cebb9a6fe4487537b6754", kill_on_drop: false }`
[INFO] [stdout] 0b89a6ea7095395bafb9b890d993e569d248aac7867cebb9a6fe4487537b6754
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77bf6932e5a1757609242e5a41f195c22454f528c18ad15a2a0d7ea56d461c58
[INFO] running `Command { std: "docker" "start" "-a" "77bf6932e5a1757609242e5a41f195c22454f528c18ad15a2a0d7ea56d461c58", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling clang-sys v1.7.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling jobserver v0.1.28
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]     Checking nix v0.23.2
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling libloading v0.8.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bindgen v0.59.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling cpp_common v0.5.9
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling env_logger v0.9.3
[INFO] [stderr]    Compiling cpp_build v0.5.9
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling cpp_macros v0.5.9
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]     Checking i2cdev v0.5.1
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking sysfs_gpio v0.6.1
[INFO] [stderr]     Checking spidev v0.5.2
[INFO] [stderr]     Checking gpio-cdev v0.5.1
[INFO] [stderr]     Checking managed v0.8.0
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking cpp v0.5.9
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]     Checking linux-embedded-hal v0.3.2
[INFO] [stderr]    Compiling serial_test_derive v0.6.0
[INFO] [stderr]    Compiling ad9361-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serial_test v0.6.0
[INFO] [stderr] warning: ad9361-rs@0.1.0: Compiler version doesn't include clang or GCC: "c++" "--version"
[INFO] [stderr] warning: ad9361-rs@0.1.0: Compiler version doesn't include clang or GCC: "cc" "--version"
[INFO] [stdout] warning: the item `blocking` is imported redundantly
[INFO] [stdout]    --> src/ad9361.rs:346:24
[INFO] [stdout]     |
[INFO] [stdout] 344 |     use super::*;
[INFO] [stdout]     |         -------- the item `blocking` is already imported here
[INFO] [stdout] 345 |     use crate::*;
[INFO] [stdout] 346 |     use embedded_hal::{blocking, digital};
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `digital` is imported redundantly
[INFO] [stdout]    --> src/ad9361.rs:346:34
[INFO] [stdout]     |
[INFO] [stdout] 344 |     use super::*;
[INFO] [stdout]     |         -------- the item `digital` is already imported here
[INFO] [stdout] 345 |     use crate::*;
[INFO] [stdout] 346 |     use embedded_hal::{blocking, digital};
[INFO] [stdout]     |                                  ^^^^^^^
[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] [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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] running `Command { std: "docker" "inspect" "77bf6932e5a1757609242e5a41f195c22454f528c18ad15a2a0d7ea56d461c58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77bf6932e5a1757609242e5a41f195c22454f528c18ad15a2a0d7ea56d461c58", kill_on_drop: false }`
[INFO] [stdout] 77bf6932e5a1757609242e5a41f195c22454f528c18ad15a2a0d7ea56d461c58