[INFO] fetching crate bpf-loader-lib 0.2.1...
[INFO] checking bpf-loader-lib-0.2.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate bpf-loader-lib 0.2.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate bpf-loader-lib 0.2.1 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 bpf-loader-lib 0.2.1
[INFO] finished tweaking crates.io crate bpf-loader-lib 0.2.1
[INFO] tweaked toml for crates.io crate bpf-loader-lib 0.2.1 written to /workspace/builds/worker-5-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]     Updating crates.io index
[INFO] [stderr]      Locking 191 packages
[INFO] [stderr]       Adding ahash v0.4.8 (latest: v0.8.11)
[INFO] [stderr]       Adding base64 v0.13.1 (latest: v0.22.0)
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding blazesym v0.2.0-alpha.2 (latest: v0.2.0-alpha.11)
[INFO] [stderr]       Adding btfdump v0.0.2 (latest: v0.0.4)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.4)
[INFO] [stderr]       Adding flexi_logger v0.25.6 (latest: v0.28.0)
[INFO] [stderr]       Adding goblin v0.0.19 (latest: v0.8.0)
[INFO] [stderr]       Adding goblin v0.0.20 (latest: v0.8.0)
[INFO] [stderr]       Adding goblin v0.3.4 (latest: v0.8.0)
[INFO] [stderr]       Adding hashbrown v0.9.1 (latest: v0.14.3)
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[INFO] [stderr]       Adding heck v0.3.3 (latest: v0.5.0)
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[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding libbpf-rs v0.20.1 (latest: v0.23.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding lru v0.10.1 (latest: v0.12.3)
[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 nu-ansi-term v0.49.0 (latest: v0.50.0)
[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 object v0.11.0 (latest: v0.34.0)
[INFO] [stderr]       Adding ouroboros v0.16.0 (latest: v0.18.3)
[INFO] [stderr]       Adding ouroboros_macro v0.16.0 (latest: v0.18.3)
[INFO] [stderr]       Adding parity-wasm v0.35.7 (latest: v0.45.0)
[INFO] [stderr]       Adding proc-macro-crate v1.3.1 (latest: v3.1.0)
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (latest: v1.0.79)
[INFO] [stderr]       Adding quote v0.6.13 (latest: v1.0.35)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding rustc_version v0.2.3 (latest: v0.4.0)
[INFO] [stderr]       Adding scroll v0.9.2 (latest: v0.12.0)
[INFO] [stderr]       Adding scroll v0.10.2 (latest: v0.12.0)
[INFO] [stderr]       Adding scroll_derive v0.9.5 (latest: v0.12.0)
[INFO] [stderr]       Adding scroll_derive v0.10.5 (latest: v0.12.0)
[INFO] [stderr]       Adding semver v0.9.0 (latest: v1.0.22)
[INFO] [stderr]       Adding semver-parser v0.7.0 (latest: v0.10.2)
[INFO] [stderr]       Adding serde_with v2.3.3 (latest: v3.7.0)
[INFO] [stderr]       Adding serde_with_macros v2.3.3 (latest: v3.7.0)
[INFO] [stderr]       Adding string-interner v0.12.2 (latest: v0.15.0)
[INFO] [stderr]       Adding strsim v0.8.0 (latest: v0.11.1)
[INFO] [stderr]       Adding strsim v0.10.0 (latest: v0.11.1)
[INFO] [stderr]       Adding structopt v0.2.18 (latest: v0.3.26)
[INFO] [stderr]       Adding structopt-derive v0.2.18 (latest: v0.4.18)
[INFO] [stderr]       Adding strum_macros v0.24.3 (latest: v0.26.2)
[INFO] [stderr]       Adding syn v0.15.44 (latest: v2.0.58)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding target-lexicon v0.11.2 (latest: v0.12.14)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[INFO] [stderr]       Adding toml_edit v0.19.15 (latest: v0.22.9)
[INFO] [stderr]       Adding unicode-xid v0.1.0 (latest: v0.2.4)
[INFO] [stderr]       Adding uuid v0.7.4 (latest: v1.8.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-conv v0.1.0
[INFO] [stderr]   Downloaded time-core v0.1.2
[INFO] [stderr]   Downloaded powerfmt v0.2.0
[INFO] [stderr]   Downloaded serde_with v2.3.3
[INFO] [stderr]   Downloaded heck v0.4.1
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[INFO] [stderr]   Downloaded proc-macro2 v0.4.30
[INFO] [stderr]   Downloaded deranged v0.3.11
[INFO] [stderr]   Downloaded time-macros v0.2.17
[INFO] [stderr]   Downloaded time v0.3.34
[INFO] [stderr]   Downloaded goblin v0.0.19
[INFO] [stderr]   Downloaded os-release v0.1.0
[INFO] [stderr]   Downloaded lru v0.10.1
[INFO] [stderr]   Downloaded bpf-compatible-rs v0.1.3
[INFO] [stderr]   Downloaded memmap v0.7.0
[INFO] [stderr]   Downloaded term_size v0.3.2
[INFO] [stderr]   Downloaded base64 v0.21.7
[INFO] [stderr]   Downloaded clap_builder v4.5.2
[INFO] [stderr]   Downloaded flexi_logger v0.25.6
[INFO] [stderr]   Downloaded libbpf-rs v0.20.1
[INFO] [stderr]   Downloaded nix v0.26.4
[INFO] [stderr]   Downloaded clap v4.5.4
[INFO] [stderr]   Downloaded deflate v1.0.0
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[INFO] [stderr]   Downloaded nix v0.27.1
[INFO] [stderr]   Downloaded blazesym v0.2.0-alpha.2
[INFO] [stderr]   Downloaded goblin v0.0.20
[INFO] [stderr]   Downloaded structopt v0.2.18
[INFO] [stderr]   Downloaded btfdump v0.0.2
[INFO] [stderr]   Downloaded anstream v0.6.13
[INFO] [stderr]   Downloaded scroll_derive v0.10.5
[INFO] [stderr]   Downloaded num_enum v0.5.11
[INFO] [stderr]   Downloaded uuid v0.7.4
[INFO] [stderr]   Downloaded structopt-derive v0.2.18
[INFO] [stderr]   Downloaded anstyle-query v1.0.2
[INFO] [stderr]   Downloaded anstyle-wincon v3.0.2
[INFO] [stderr]   Downloaded libbpf-sys v1.4.0+v1.4.0
[INFO] [stderr]   Downloaded colorchoice v1.0.0
[INFO] [stderr]   Downloaded utf8parse v0.2.1
[INFO] [stderr]   Downloaded clap_lex v0.7.0
[INFO] [stderr]   Downloaded string-interner v0.12.2
[INFO] [stderr]   Downloaded faerie v0.16.0
[INFO] [stderr]   Downloaded num_enum_derive v0.5.11
[INFO] [stderr]   Downloaded syn v0.15.44
[INFO] [stderr]   Downloaded uname-rs v0.1.1
[INFO] [stderr]   Downloaded anstyle-parse v0.2.3
[INFO] [stderr]   Downloaded anstyle v1.0.6
[INFO] [stderr]   Downloaded strsim v0.11.1
[INFO] [stderr]   Downloaded glob v0.3.1
[INFO] [stderr]   Downloaded is-terminal v0.4.12
[INFO] [stderr]   Downloaded nu-ansi-term v0.49.0
[INFO] [stderr]   Downloaded adler32 v1.2.0
[INFO] [stderr]   Downloaded inflate v0.4.5
[INFO] [stderr]   Downloaded memoffset v0.7.1
[INFO] [stderr]   Downloaded toml_datetime v0.6.5
[INFO] [stderr]   Downloaded strum_macros v0.24.3
[INFO] [stderr]   Downloaded vsprintf v2.0.0
[INFO] [stderr]   Downloaded plain v0.2.3
[INFO] [stderr]   Downloaded scroll_derive v0.9.5
[INFO] [stderr]   Downloaded scroll v0.9.2
[INFO] [stderr]   Downloaded object v0.11.0
[INFO] [stderr]   Downloaded ouroboros v0.16.0
[INFO] [stderr]   Downloaded perf-event-open-sys v4.0.0
[INFO] [stderr]   Downloaded darling_macro v0.20.8
[INFO] [stderr]   Downloaded darling v0.20.8
[INFO] [stderr]   Downloaded parity-wasm v0.35.7
[INFO] [stderr]   Downloaded semver-parser v0.7.0
[INFO] [stderr]   Downloaded semver v0.9.0
[INFO] [stderr]   Downloaded rustc_version v0.2.3
[INFO] [stderr]   Downloaded quote v0.6.13
[INFO] [stderr]   Downloaded aliasable v0.1.3
[INFO] [stderr]   Downloaded ouroboros_macro v0.16.0
[INFO] [stderr]   Downloaded darling_core v0.20.8
[INFO] [stderr]   Downloaded serde_with_macros v2.3.3
[INFO] [stderr]   Downloaded target-lexicon v0.11.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 61611bf79768ad1c5d36a347fdbb75fcac20737ed11f4da90106e5da3ecf3af1
[INFO] running `Command { std: "docker" "start" "-a" "61611bf79768ad1c5d36a347fdbb75fcac20737ed11f4da90106e5da3ecf3af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61611bf79768ad1c5d36a347fdbb75fcac20737ed11f4da90106e5da3ecf3af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61611bf79768ad1c5d36a347fdbb75fcac20737ed11f4da90106e5da3ecf3af1", kill_on_drop: false }`
[INFO] [stdout] 61611bf79768ad1c5d36a347fdbb75fcac20737ed11f4da90106e5da3ecf3af1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] a6f0012485438c13b268da102f2134699ff34e5c5d2b5dd00290e593fcfe9dc6
[INFO] running `Command { std: "docker" "start" "-a" "a6f0012485438c13b268da102f2134699ff34e5c5d2b5dd00290e593fcfe9dc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking regex-syntax v0.8.3
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[INFO] [stderr]     Checking once_cell v1.19.0
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[INFO] [stderr]     Checking utf8parse v0.2.1
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[INFO] [stderr]     Checking aho-corasick v1.1.3
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[INFO] [stderr]    Compiling rustversion v1.0.14
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[INFO] [stderr]     Checking miniz_oxide v0.7.2
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[INFO] [stderr]    Compiling num_cpus v1.16.0
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[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
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[INFO] [stderr]    Compiling darling_core v0.20.8
[INFO] [stderr]    Compiling libbpf-sys v1.4.0+v1.4.0
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[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling ouroboros_macro v0.16.0
[INFO] [stderr]     Checking goblin v0.0.19
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[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]     Checking scroll v0.10.2
[INFO] [stderr]     Checking goblin v0.3.4
[INFO] [stderr]    Compiling darling_macro v0.20.8
[INFO] [stderr]     Checking bpf-compatible-rs v0.1.3
[INFO] [stderr]     Checking flexi_logger v0.25.6
[INFO] [stderr]     Checking num_enum v0.5.11
[INFO] [stderr]    Compiling darling v0.20.8
[INFO] [stderr]    Compiling serde_with_macros v2.3.3
[INFO] [stderr]     Checking ouroboros v0.16.0
[INFO] [stderr]     Checking libbpf-rs v0.20.1
[INFO] [stderr]     Checking object v0.11.0
[INFO] [stderr]     Checking btfdump v0.0.2
[INFO] [stderr]     Checking string-interner v0.12.2
[INFO] [stderr]     Checking serde_with v2.3.3
[INFO] [stderr]     Checking faerie v0.16.0
[INFO] [stderr]     Checking bpf-loader-lib v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/skeleton/preload/attach/mod.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |     BpfLink(Link),
[INFO] [stdout]    |     ------- ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 24 |     BpfLink(()),
[INFO] [stdout]    |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/skeleton/preload/attach/mod.rs:27:27
[INFO] [stdout]    |
[INFO] [stdout] 27 |     PerfEventAttachWithFd(Link, i32),
[INFO] [stdout]    |     --------------------- ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 27 |     PerfEventAttachWithFd((), i32),
[INFO] [stdout]    |                           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/skeleton/preload/attach/mod.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |     BpfLink(Link),
[INFO] [stdout]    |     ------- ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 24 |     BpfLink(()),
[INFO] [stdout]    |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/skeleton/preload/attach/mod.rs:27:27
[INFO] [stdout]    |
[INFO] [stdout] 27 |     PerfEventAttachWithFd(Link, i32),
[INFO] [stdout]    |     --------------------- ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 27 |     PerfEventAttachWithFd((), i32),
[INFO] [stdout]    |                           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.34s
[INFO] running `Command { std: "docker" "inspect" "a6f0012485438c13b268da102f2134699ff34e5c5d2b5dd00290e593fcfe9dc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6f0012485438c13b268da102f2134699ff34e5c5d2b5dd00290e593fcfe9dc6", kill_on_drop: false }`
[INFO] [stdout] a6f0012485438c13b268da102f2134699ff34e5c5d2b5dd00290e593fcfe9dc6
[INFO] checking bpf-loader-lib-0.2.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate bpf-loader-lib 0.2.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate bpf-loader-lib 0.2.1 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bpf-loader-lib 0.2.1
[INFO] finished tweaking crates.io crate bpf-loader-lib 0.2.1
[INFO] tweaked toml for crates.io crate bpf-loader-lib 0.2.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 191 packages
[INFO] [stderr]       Adding ahash v0.4.8 (latest: v0.8.11)
[INFO] [stderr]       Adding base64 v0.13.1 (latest: v0.22.0)
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[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding blazesym v0.2.0-alpha.2 (latest: v0.2.0-alpha.11)
[INFO] [stderr]       Adding btfdump v0.0.2 (latest: v0.0.4)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.4)
[INFO] [stderr]       Adding flexi_logger v0.25.6 (latest: v0.28.0)
[INFO] [stderr]       Adding goblin v0.0.19 (latest: v0.8.0)
[INFO] [stderr]       Adding goblin v0.0.20 (latest: v0.8.0)
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[INFO] [stderr]       Adding hashbrown v0.9.1 (latest: v0.14.3)
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[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding libbpf-rs v0.20.1 (latest: v0.23.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding lru v0.10.1 (latest: v0.12.3)
[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 nu-ansi-term v0.49.0 (latest: v0.50.0)
[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 object v0.11.0 (latest: v0.34.0)
[INFO] [stderr]       Adding ouroboros v0.16.0 (latest: v0.18.3)
[INFO] [stderr]       Adding ouroboros_macro v0.16.0 (latest: v0.18.3)
[INFO] [stderr]       Adding parity-wasm v0.35.7 (latest: v0.45.0)
[INFO] [stderr]       Adding proc-macro-crate v1.3.1 (latest: v3.1.0)
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (latest: v1.0.79)
[INFO] [stderr]       Adding quote v0.6.13 (latest: v1.0.35)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding rustc_version v0.2.3 (latest: v0.4.0)
[INFO] [stderr]       Adding scroll v0.9.2 (latest: v0.12.0)
[INFO] [stderr]       Adding scroll v0.10.2 (latest: v0.12.0)
[INFO] [stderr]       Adding scroll_derive v0.9.5 (latest: v0.12.0)
[INFO] [stderr]       Adding scroll_derive v0.10.5 (latest: v0.12.0)
[INFO] [stderr]       Adding semver v0.9.0 (latest: v1.0.22)
[INFO] [stderr]       Adding semver-parser v0.7.0 (latest: v0.10.2)
[INFO] [stderr]       Adding serde_with v2.3.3 (latest: v3.7.0)
[INFO] [stderr]       Adding serde_with_macros v2.3.3 (latest: v3.7.0)
[INFO] [stderr]       Adding string-interner v0.12.2 (latest: v0.15.0)
[INFO] [stderr]       Adding strsim v0.8.0 (latest: v0.11.1)
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[INFO] [stderr]       Adding structopt v0.2.18 (latest: v0.3.26)
[INFO] [stderr]       Adding structopt-derive v0.2.18 (latest: v0.4.18)
[INFO] [stderr]       Adding strum_macros v0.24.3 (latest: v0.26.2)
[INFO] [stderr]       Adding syn v0.15.44 (latest: v2.0.58)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding target-lexicon v0.11.2 (latest: v0.12.14)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[INFO] [stderr]       Adding toml_edit v0.19.15 (latest: v0.22.9)
[INFO] [stderr]       Adding unicode-xid v0.1.0 (latest: v0.2.4)
[INFO] [stderr]       Adding uuid v0.7.4 (latest: v1.8.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5d8931a5dda1c10c213b2701dbacce90555221bdb998db133f674ca317e803a
[INFO] running `Command { std: "docker" "start" "-a" "a5d8931a5dda1c10c213b2701dbacce90555221bdb998db133f674ca317e803a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5d8931a5dda1c10c213b2701dbacce90555221bdb998db133f674ca317e803a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5d8931a5dda1c10c213b2701dbacce90555221bdb998db133f674ca317e803a", kill_on_drop: false }`
[INFO] [stdout] a5d8931a5dda1c10c213b2701dbacce90555221bdb998db133f674ca317e803a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1db61fc572021e49865f5b1df502daeb1845499f1f8e3ff7c4c6edc0a41bcfb9
[INFO] running `Command { std: "docker" "start" "-a" "1db61fc572021e49865f5b1df502daeb1845499f1f8e3ff7c4c6edc0a41bcfb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling version_check v0.9.4
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[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling cc v1.0.90
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[INFO] [stderr]    Compiling serde v1.0.197
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[INFO] [stderr]    Compiling rustix v0.38.32
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[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling crc32fast v1.4.0
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[INFO] [stderr]    Compiling pkg-config v0.3.30
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[INFO] [stderr]    Compiling darling v0.20.8
[INFO] [stderr]    Compiling serde_with_macros v2.3.3
[INFO] [stderr]     Checking string-interner v0.12.2
[INFO] [stderr]     Checking serde_with v2.3.3
[INFO] [stderr]     Checking faerie v0.16.0
[INFO] [stderr]     Checking bpf-loader-lib v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/skeleton/preload/attach/mod.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |     BpfLink(Link),
[INFO] [stdout]    |     ------- ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 24 |     BpfLink(()),
[INFO] [stdout]    |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/skeleton/preload/attach/mod.rs:27:27
[INFO] [stdout]    |
[INFO] [stdout] 27 |     PerfEventAttachWithFd(Link, i32),
[INFO] [stdout]    |     --------------------- ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 27 |     PerfEventAttachWithFd((), i32),
[INFO] [stdout]    |                           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/skeleton/preload/attach/mod.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |     BpfLink(Link),
[INFO] [stdout]    |     ------- ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 24 |     BpfLink(()),
[INFO] [stdout]    |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/skeleton/preload/attach/mod.rs:27:27
[INFO] [stdout]    |
[INFO] [stdout] 27 |     PerfEventAttachWithFd(Link, i32),
[INFO] [stdout]    |     --------------------- ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 27 |     PerfEventAttachWithFd((), i32),
[INFO] [stdout]    |                           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.16s
[INFO] running `Command { std: "docker" "inspect" "1db61fc572021e49865f5b1df502daeb1845499f1f8e3ff7c4c6edc0a41bcfb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1db61fc572021e49865f5b1df502daeb1845499f1f8e3ff7c4c6edc0a41bcfb9", kill_on_drop: false }`
[INFO] [stdout] 1db61fc572021e49865f5b1df502daeb1845499f1f8e3ff7c4c6edc0a41bcfb9