[INFO] updating cached repository https://github.com/emilio/ubuntu-x86-fun
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ce5f6718bd0ea1db97e174a86dfa5175d2c3411f
[INFO] checking emilio/ubuntu-x86-fun against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femilio%2Fubuntu-x86-fun" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/emilio/ubuntu-x86-fun on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/emilio/ubuntu-x86-fun
[INFO] finished tweaking git repo https://github.com/emilio/ubuntu-x86-fun
[INFO] tweaked toml for git repo https://github.com/emilio/ubuntu-x86-fun written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/emilio/ubuntu-x86-fun already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2fa399d3e0fb5d4b5170454491c366218d8285ac110628b0a93c5e151c0cafea
[INFO] running `"docker" "start" "-a" "2fa399d3e0fb5d4b5170454491c366218d8285ac110628b0a93c5e151c0cafea"`
[INFO] [stderr]     Checking t v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `ptr2`
[INFO] [stderr]   --> src/lib.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     ptr2: *const Foreign,
[INFO] [stderr]    |     ^^^^ help: consider prefixing with an underscore: `_ptr2`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ptr3`
[INFO] [stderr]   --> src/lib.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     ptr3: *const Foreign,
[INFO] [stderr]    |     ^^^^ help: consider prefixing with an underscore: `_ptr3`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `op`
[INFO] [stderr]   --> src/lib.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     op: IterationCompositeOperation,
[INFO] [stderr]    |     ^^ help: consider prefixing with an underscore: `_op`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `progress`
[INFO] [stderr]   --> src/lib.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     progress: f64,
[INFO] [stderr]    |     ^^^^^^^^ help: consider prefixing with an underscore: `_progress`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `iter`
[INFO] [stderr]   --> src/lib.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     iter: u64
[INFO] [stderr]    |     ^^^^ help: consider prefixing with an underscore: `_iter`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `address`
[INFO] [stderr]  --> src/lib.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     address: u8,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ptr2`
[INFO] [stderr]   --> src/lib.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     ptr2: *const Foreign,
[INFO] [stderr]    |     ^^^^ help: consider prefixing with an underscore: `_ptr2`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ptr3`
[INFO] [stderr]   --> src/lib.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     ptr3: *const Foreign,
[INFO] [stderr]    |     ^^^^ help: consider prefixing with an underscore: `_ptr3`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `op`
[INFO] [stderr]   --> src/lib.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     op: IterationCompositeOperation,
[INFO] [stderr]    |     ^^ help: consider prefixing with an underscore: `_op`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `progress`
[INFO] [stderr]   --> src/lib.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     progress: f64,
[INFO] [stderr]    |     ^^^^^^^^ help: consider prefixing with an underscore: `_progress`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `iter`
[INFO] [stderr]   --> src/lib.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     iter: u64
[INFO] [stderr]    |     ^^^^ help: consider prefixing with an underscore: `_iter`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `address`
[INFO] [stderr]  --> src/lib.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     address: u8,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "2fa399d3e0fb5d4b5170454491c366218d8285ac110628b0a93c5e151c0cafea"`
[INFO] running `"docker" "rm" "-f" "2fa399d3e0fb5d4b5170454491c366218d8285ac110628b0a93c5e151c0cafea"`
[INFO] [stdout] 2fa399d3e0fb5d4b5170454491c366218d8285ac110628b0a93c5e151c0cafea