[INFO] fetching crate libbpf-rs 0.21.2...
[INFO] checking libbpf-rs-0.21.2 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-2
[INFO] extracting crate libbpf-rs 0.21.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate libbpf-rs 0.21.2 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate libbpf-rs 0.21.2
[INFO] finished tweaking crates.io crate libbpf-rs 0.21.2
[INFO] tweaked toml for crates.io crate libbpf-rs 0.21.2 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "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]      Locking 67 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding memoffset v0.7.1 (latest: v0.9.1)
[INFO] [stderr]       Adding nix v0.26.4 (latest: v0.28.0)
[INFO] [stderr]       Adding nix v0.27.1 (latest: v0.28.0)
[INFO] [stderr]       Adding num_enum v0.5.11 (latest: v0.7.2)
[INFO] [stderr]       Adding num_enum_derive v0.5.11 (latest: v0.7.2)
[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 probe v0.3.0 (latest: v0.5.1)
[INFO] [stderr]       Adding proc-macro-crate v1.3.1 (latest: v3.1.0)
[INFO] [stderr]       Adding redox_syscall v0.2.16 (latest: v0.5.1)
[INFO] [stderr]       Adding serial_test v0.5.1 (latest: v3.0.0)
[INFO] [stderr]       Adding serial_test_derive v0.5.1 (latest: v3.0.0)
[INFO] [stderr]       Adding strum_macros v0.24.3 (latest: v0.26.2)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.57)
[INFO] [stderr]       Adding toml_edit v0.19.15 (latest: v0.22.9)
[INFO] [stderr]       Adding winnow v0.5.40 (latest: v0.6.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memmem v0.1.1
[INFO] [stderr]   Downloaded strum_macros v0.24.3
[INFO] [stderr]   Downloaded plain v0.2.3
[INFO] [stderr]   Downloaded probe v0.3.0
[INFO] [stderr]   Downloaded serial_test_derive v0.5.1
[INFO] [stderr]   Downloaded serial_test v0.5.1
[INFO] [stderr]   Downloaded vsprintf v2.0.0
[INFO] [stderr]   Downloaded nix v0.27.1
[INFO] [stderr]   Downloaded libbpf-sys v1.3.0+v1.3.0
[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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fba0134b258b5b01aa6fb37d46fdffd88e84ffc082613f0451612bb5f7fa55e
[INFO] running `Command { std: "docker" "start" "-a" "5fba0134b258b5b01aa6fb37d46fdffd88e84ffc082613f0451612bb5f7fa55e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fba0134b258b5b01aa6fb37d46fdffd88e84ffc082613f0451612bb5f7fa55e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fba0134b258b5b01aa6fb37d46fdffd88e84ffc082613f0451612bb5f7fa55e", kill_on_drop: false }`
[INFO] [stdout] 5fba0134b258b5b01aa6fb37d46fdffd88e84ffc082613f0451612bb5f7fa55e
[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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fd1120c53083316309748d68b31806d8b75c0597bc649c7b9976d5d7d397ce1
[INFO] running `Command { std: "docker" "start" "-a" "5fd1120c53083316309748d68b31806d8b75c0597bc649c7b9976d5d7d397ce1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking fastrand v2.0.2
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking probe v0.3.0
[INFO] [stderr]     Checking memmem v0.1.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]    Compiling vsprintf v2.0.0
[INFO] [stderr]    Compiling nix v0.27.1
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling libbpf-sys v1.3.0+v1.3.0
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling serial_test_derive v0.5.1
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking serial_test v0.5.1
[INFO] [stderr]     Checking num_enum v0.5.11
[INFO] [stderr]     Checking libbpf-rs v0.21.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `btf_type_match` is imported redundantly
[INFO] [stdout]     --> src/btf/types.rs:1022:9
[INFO] [stdout]      |
[INFO] [stdout] 873  | / macro_rules! btf_type_match {
[INFO] [stdout] 874  | |     // base rule
[INFO] [stdout] 875  | |     (
[INFO] [stdout] 876  | |         match $ty:ident {
[INFO] [stdout] ...    |
[INFO] [stdout] 882  | |     }};
[INFO] [stdout] 883  | | }
[INFO] [stdout]      | |_- the item `btf_type_match` is already defined here
[INFO] [stdout] ...
[INFO] [stdout] 1022 |       use crate::btf_type_match;
[INFO] [stdout]      |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libbpf_sys` is imported redundantly
[INFO] [stdout]   --> src/btf/mod.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | use crate::libbpf_sys;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ the item `libbpf_sys` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]  --> src/iter.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use nix::libc;
[INFO] [stdout]   |     ^^^^^^^^^ the item `libc` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libbpf_sys` is imported redundantly
[INFO] [stdout]  --> src/iter.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::libbpf_sys;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ the item `libbpf_sys` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libbpf_sys` is imported redundantly
[INFO] [stdout]  --> src/link.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::libbpf_sys;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ the item `libbpf_sys` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/map.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::TryFrom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryFrom` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libbpf_sys` is imported redundantly
[INFO] [stdout]   --> src/object.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::libbpf_sys;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ the item `libbpf_sys` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Box` is imported redundantly
[INFO] [stdout]  --> src/perf_buffer.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::boxed::Box;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Box` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libbpf_sys` is imported redundantly
[INFO] [stdout]   --> src/perf_buffer.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::libbpf_sys;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ the item `libbpf_sys` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libbpf_sys` is imported redundantly
[INFO] [stdout]  --> src/print.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::libbpf_sys;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ the item `libbpf_sys` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/program.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::TryFrom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryFrom` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libbpf_sys` is imported redundantly
[INFO] [stdout]   --> src/program.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use crate::libbpf_sys;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ the item `libbpf_sys` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]   --> src/query.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::convert::TryFrom;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `TryFrom` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]   --> src/query.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::string::String;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `String` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libbpf_sys` is imported redundantly
[INFO] [stdout]   --> src/query.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use crate::libbpf_sys;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ the item `libbpf_sys` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Box` is imported redundantly
[INFO] [stdout]  --> src/ringbuf.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::boxed::Box;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Box` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libbpf_sys` is imported redundantly
[INFO] [stdout]   --> src/ringbuf.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::libbpf_sys;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ the item `libbpf_sys` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Box` is imported redundantly
[INFO] [stdout]  --> src/skeleton.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::boxed::Box;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Box` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libbpf_sys` is imported redundantly
[INFO] [stdout]   --> src/skeleton.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use crate::libbpf_sys;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ the item `libbpf_sys` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libbpf_sys` is imported redundantly
[INFO] [stdout]  --> src/tc.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::libbpf_sys;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ the item `libbpf_sys` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libbpf_sys` is imported redundantly
[INFO] [stdout]  --> src/util.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::libbpf_sys;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ the item `libbpf_sys` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libbpf_sys` is imported redundantly
[INFO] [stdout]   --> src/btf/mod.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | use crate::libbpf_sys;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ the item `libbpf_sys` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]  --> src/iter.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use nix::libc;
[INFO] [stdout]   |     ^^^^^^^^^ the item `libc` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libbpf_sys` is imported redundantly
[INFO] [stdout]  --> src/iter.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::libbpf_sys;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ the item `libbpf_sys` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libbpf_sys` is imported redundantly
[INFO] [stdout]  --> src/link.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::libbpf_sys;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ the item `libbpf_sys` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/map.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::TryFrom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryFrom` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libbpf_sys` is imported redundantly
[INFO] [stdout]   --> src/object.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::libbpf_sys;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ the item `libbpf_sys` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Box` is imported redundantly
[INFO] [stdout]  --> src/perf_buffer.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::boxed::Box;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Box` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libbpf_sys` is imported redundantly
[INFO] [stdout]   --> src/perf_buffer.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::libbpf_sys;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ the item `libbpf_sys` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libbpf_sys` is imported redundantly
[INFO] [stdout]  --> src/print.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::libbpf_sys;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ the item `libbpf_sys` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/program.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::TryFrom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryFrom` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libbpf_sys` is imported redundantly
[INFO] [stdout]   --> src/program.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use crate::libbpf_sys;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ the item `libbpf_sys` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]   --> src/query.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::convert::TryFrom;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `TryFrom` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]   --> src/query.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::string::String;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `String` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libbpf_sys` is imported redundantly
[INFO] [stdout]   --> src/query.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use crate::libbpf_sys;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ the item `libbpf_sys` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Box` is imported redundantly
[INFO] [stdout]  --> src/ringbuf.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::boxed::Box;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Box` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libbpf_sys` is imported redundantly
[INFO] [stdout]   --> src/ringbuf.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::libbpf_sys;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ the item `libbpf_sys` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Box` is imported redundantly
[INFO] [stdout]  --> src/skeleton.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::boxed::Box;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Box` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libbpf_sys` is imported redundantly
[INFO] [stdout]   --> src/skeleton.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use crate::libbpf_sys;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ the item `libbpf_sys` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libbpf_sys` is imported redundantly
[INFO] [stdout]  --> src/tc.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::libbpf_sys;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ the item `libbpf_sys` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libbpf_sys` is imported redundantly
[INFO] [stdout]  --> src/util.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::libbpf_sys;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ the item `libbpf_sys` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.13s
[INFO] running `Command { std: "docker" "inspect" "5fd1120c53083316309748d68b31806d8b75c0597bc649c7b9976d5d7d397ce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fd1120c53083316309748d68b31806d8b75c0597bc649c7b9976d5d7d397ce1", kill_on_drop: false }`
[INFO] [stdout] 5fd1120c53083316309748d68b31806d8b75c0597bc649c7b9976d5d7d397ce1