[INFO] fetching crate elf 0.7.4...
[INFO] checking elf-0.7.4 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-2
[INFO] extracting crate elf 0.7.4 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate elf 0.7.4 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] started tweaking crates.io crate elf 0.7.4
[INFO] finished tweaking crates.io crate elf 0.7.4
[INFO] tweaked toml for crates.io crate elf 0.7.4 written to /workspace/builds/worker-3-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] 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 56e7110b499a3ad9aadf3ce980ba34d4a150905decafab390cef8a64312a79ad
[INFO] running `Command { std: "docker" "start" "-a" "56e7110b499a3ad9aadf3ce980ba34d4a150905decafab390cef8a64312a79ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56e7110b499a3ad9aadf3ce980ba34d4a150905decafab390cef8a64312a79ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56e7110b499a3ad9aadf3ce980ba34d4a150905decafab390cef8a64312a79ad", kill_on_drop: false }`
[INFO] [stdout] 56e7110b499a3ad9aadf3ce980ba34d4a150905decafab390cef8a64312a79ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d52eb60f914024657eaf31599bcb3cbe92974d6185c0e4d4578c6ef6a8aecb8a
[INFO] running `Command { std: "docker" "start" "-a" "d52eb60f914024657eaf31599bcb3cbe92974d6185c0e4d4578c6ef6a8aecb8a", kill_on_drop: false }`
[INFO] [stderr]     Checking elf v0.7.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `abi` is imported redundantly
[INFO] [stdout]    --> src/note.rs:263:9
[INFO] [stdout]     |
[INFO] [stdout] 262 |     use super::*;
[INFO] [stdout]     |         -------- the item `abi` is already imported here
[INFO] [stdout] 263 |     use crate::abi;
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Dyn` is imported redundantly
[INFO] [stdout]    --> src/elf_bytes.rs:832:9
[INFO] [stdout]     |
[INFO] [stdout] 830 |     use super::*;
[INFO] [stdout]     |         -------- the item `Dyn` is already imported here
[INFO] [stdout] 831 |     use crate::abi::{SHT_GNU_HASH, SHT_NOBITS, SHT_NOTE, SHT_NULL, SHT_REL, SHT_RELA, SHT_STRTAB};
[INFO] [stdout] 832 |     use crate::dynamic::Dyn;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ProgramHeader` is imported redundantly
[INFO] [stdout]    --> src/elf_bytes.rs:837:9
[INFO] [stdout]     |
[INFO] [stdout] 830 |     use super::*;
[INFO] [stdout]     |         -------- the item `ProgramHeader` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 837 |     use crate::segment::ProgramHeader;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Symbol` is imported redundantly
[INFO] [stdout]    --> src/elf_stream.rs:741:9
[INFO] [stdout]     |
[INFO] [stdout] 735 |     use super::*;
[INFO] [stdout]     |         -------- the item `Symbol` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 741 |     use crate::symbol::Symbol;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "d52eb60f914024657eaf31599bcb3cbe92974d6185c0e4d4578c6ef6a8aecb8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d52eb60f914024657eaf31599bcb3cbe92974d6185c0e4d4578c6ef6a8aecb8a", kill_on_drop: false }`
[INFO] [stdout] d52eb60f914024657eaf31599bcb3cbe92974d6185c0e4d4578c6ef6a8aecb8a