[INFO] updating cached repository https://github.com/ocean-os/ocn
[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] a2ffb108708e9d1aab8571191c45e9a75965db30
[INFO] checking ocean-os/ocn against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Focean-os%2Focn" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ocean-os/ocn on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ocean-os/ocn
[INFO] finished tweaking git repo https://github.com/ocean-os/ocn
[INFO] tweaked toml for git repo https://github.com/ocean-os/ocn written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/ocean-os/ocn already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] 683be253a5f071a48918a55bbc1af41afc0293a69110067190bc8d50978d44a6
[INFO] running `"docker" "start" "-a" "683be253a5f071a48918a55bbc1af41afc0293a69110067190bc8d50978d44a6"`
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking filetime v0.2.6
[INFO] [stderr]    Compiling syn v0.15.36
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]     Checking tar v0.4.26
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling zstd-sys v1.4.10+zstd.1.4.0
[INFO] [stderr]     Checking backtrace v0.3.30
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking serde v1.0.92
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking zstd-safe v1.4.9+zstd.1.4.0
[INFO] [stderr]     Checking zstd v0.4.24+zstd.1.4.0
[INFO] [stderr]     Checking config v0.9.3
[INFO] [stderr]     Checking ocn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/install.rs:28:31
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn download_remote(&self, path: &str, to: &str) {
[INFO] [stderr]    |                               ^^^^ help: consider prefixing with an underscore: `_path`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `to`
[INFO] [stderr]   --> src/install.rs:28:43
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn download_remote(&self, path: &str, to: &str) {
[INFO] [stderr]    |                                           ^^ help: consider prefixing with an underscore: `_to`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `repo`
[INFO] [stderr]   --> src/update.rs:26:34
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn update_remote_repo(&self, repo: &cfg::Repository) -> Result<(), Error> {
[INFO] [stderr]    |                                  ^^^^ help: consider prefixing with an underscore: `_repo`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/install.rs:28:31
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn download_remote(&self, path: &str, to: &str) {
[INFO] [stderr]    |                               ^^^^ help: consider prefixing with an underscore: `_path`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `to`
[INFO] [stderr]   --> src/install.rs:28:43
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn download_remote(&self, path: &str, to: &str) {
[INFO] [stderr]    |                                           ^^ help: consider prefixing with an underscore: `_to`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `repo`
[INFO] [stderr]   --> src/update.rs:26:34
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn update_remote_repo(&self, repo: &cfg::Repository) -> Result<(), Error> {
[INFO] [stderr]    |                                  ^^^^ help: consider prefixing with an underscore: `_repo`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 59s
[INFO] running `"docker" "inspect" "683be253a5f071a48918a55bbc1af41afc0293a69110067190bc8d50978d44a6"`
[INFO] running `"docker" "rm" "-f" "683be253a5f071a48918a55bbc1af41afc0293a69110067190bc8d50978d44a6"`
[INFO] [stdout] 683be253a5f071a48918a55bbc1af41afc0293a69110067190bc8d50978d44a6