[INFO] updating cached repository https://github.com/JackDallas/roverr
[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] c0dfc9186bc685b7ab64aa953956515b4a3a60b9
[INFO] checking JackDallas/roverr against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackDallas%2Froverr" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JackDallas/roverr on toolchain d7b51666469c792a8a3f40849607739bae1e705e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/JackDallas/roverr
[INFO] finished tweaking git repo https://github.com/JackDallas/roverr
[INFO] tweaked toml for git repo https://github.com/JackDallas/roverr written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+d7b51666469c792a8a3f40849607739bae1e705e" "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] b97927ff5b4cf7c6e36c2a13a2d5a6cf41abed70a1e5011bf6955d0fcbde8cdd
[INFO] running `"docker" "start" "-a" "b97927ff5b4cf7c6e36c2a13a2d5a6cf41abed70a1e5011bf6955d0fcbde8cdd"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking pin-project-lite v0.1.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking once_cell v1.3.1
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling openssl-sys v0.9.56
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking tokio v0.2.20
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.16
[INFO] [stderr]     Checking pin-project v0.4.16
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking hyper v0.13.5
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.4
[INFO] [stderr]     Checking roverr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]   --> src/downloaders/http.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let res = reqwest::blocking::get("https://httpbin.org/ip");
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `url`
[INFO] [stderr]  --> src/downloaders/http.rs:6:3
[INFO] [stderr]   |
[INFO] [stderr] 6 |   url : String,
[INFO] [stderr]   |   ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]   --> src/downloaders/http.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let res = reqwest::blocking::get("https://httpbin.org/ip");
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `url`
[INFO] [stderr]  --> src/downloaders/http.rs:6:3
[INFO] [stderr]   |
[INFO] [stderr] 6 |   url : String,
[INFO] [stderr]   |   ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] running `"docker" "inspect" "b97927ff5b4cf7c6e36c2a13a2d5a6cf41abed70a1e5011bf6955d0fcbde8cdd"`
[INFO] running `"docker" "rm" "-f" "b97927ff5b4cf7c6e36c2a13a2d5a6cf41abed70a1e5011bf6955d0fcbde8cdd"`
[INFO] [stdout] b97927ff5b4cf7c6e36c2a13a2d5a6cf41abed70a1e5011bf6955d0fcbde8cdd