[INFO] fetching crate bpf-loader-lib 0.2.1...
[INFO] checking bpf-loader-lib-0.2.1 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate bpf-loader-lib 0.2.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate bpf-loader-lib 0.2.1 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "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-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "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
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[INFO] [stderr]      Locking 195 packages to latest compatible versions
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce69df70c88da515ca18a79a45e8532ae761a6dd998d109c3f449f873f21c8fa
[INFO] running `Command { std: "docker" "start" "-a" "ce69df70c88da515ca18a79a45e8532ae761a6dd998d109c3f449f873f21c8fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce69df70c88da515ca18a79a45e8532ae761a6dd998d109c3f449f873f21c8fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce69df70c88da515ca18a79a45e8532ae761a6dd998d109c3f449f873f21c8fa", kill_on_drop: false }`
[INFO] [stdout] ce69df70c88da515ca18a79a45e8532ae761a6dd998d109c3f449f873f21c8fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05af25763f2c58144e488b480a8bf500a49c7c1f3b9497ecbcc8088d7355c4e0
[INFO] running `Command { std: "docker" "start" "-a" "05af25763f2c58144e488b480a8bf500a49c7c1f3b9497ecbcc8088d7355c4e0", kill_on_drop: false }`
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[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]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling fnv v1.0.7
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[INFO] [stderr]    Compiling strsim v0.11.1
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[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]    Compiling rustversion v1.0.17
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[INFO] [stderr]     Checking crc32fast v1.4.2
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[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking ansi_term v0.12.1
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[INFO] [stderr]     Checking rustix v0.38.35
[INFO] [stderr]     Checking anstyle-query v1.1.1
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[INFO] [stderr]    Compiling heck v0.3.3
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[INFO] [stderr]     Checking clap v2.34.0
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[INFO] [stderr]     Checking aliasable v0.1.3
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[INFO] [stderr]     Checking inflate v0.4.5
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[INFO] [stderr]    Compiling libbpf-sys v1.4.5+v1.4.5
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[INFO] [stderr]     Checking structopt v0.2.18
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[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling ouroboros_macro v0.16.0
[INFO] [stderr]     Checking num_enum v0.5.11
[INFO] [stderr]     Checking thiserror v1.0.63
[INFO] [stderr]     Checking flexi_logger v0.25.6
[INFO] [stderr]     Checking bpf-compatible-rs v0.1.3
[INFO] [stderr]     Checking libbpf-rs v0.20.1
[INFO] [stderr]     Checking object v0.11.0
[INFO] [stderr]     Checking ouroboros v0.16.0
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]     Checking btfdump v0.0.2
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling serde_with_macros v2.3.3
[INFO] [stderr]     Checking serde v1.0.209
[INFO] [stderr]     Checking string-interner v0.12.2
[INFO] [stderr]     Checking serde_with v2.3.3
[INFO] [stderr]     Checking serde_json v1.0.127
[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 34.95s
[INFO] running `Command { std: "docker" "inspect" "05af25763f2c58144e488b480a8bf500a49c7c1f3b9497ecbcc8088d7355c4e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05af25763f2c58144e488b480a8bf500a49c7c1f3b9497ecbcc8088d7355c4e0", kill_on_drop: false }`
[INFO] [stdout] 05af25763f2c58144e488b480a8bf500a49c7c1f3b9497ecbcc8088d7355c4e0