[INFO] crate lanmon 0.2.0 is already in cache
[INFO] checking lanmon-0.2.0 against master#7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3 for pr-71873
[INFO] extracting crate lanmon 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate lanmon 0.2.0 on toolchain 7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate lanmon 0.2.0
[INFO] finished tweaking crates.io crate lanmon 0.2.0
[INFO] tweaked toml for crates.io crate lanmon 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3" "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] 5fca4bdd438ad3ac00e7d6526d08eabeb443712da4ca3fdd2f125710e820a9aa
[INFO] running `"docker" "start" "-a" "5fca4bdd438ad3ac00e7d6526d08eabeb443712da4ca3fdd2f125710e820a9aa"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking pnet_macros_support v0.23.1
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling pnet v0.23.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking pnet_sys v0.26.0
[INFO] [stderr]     Checking pnet_sys v0.23.1
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking ipnetwork v0.15.1
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking pnet_datalink v0.23.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking fern v0.5.9
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.26.0
[INFO] [stderr]    Compiling pnet_packet v0.23.1
[INFO] [stderr]     Checking pnet_transport v0.23.1
[INFO] [stderr]     Checking fastping-rs v0.1.5
[INFO] [stderr]     Checking lanmon v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:408:54
[INFO] [stderr]     |
[INFO] [stderr] 408 | fn read_config(filename: &str) -> Result<Config, Box<Error>> {
[INFO] [stderr]     |                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:423:33
[INFO] [stderr]     |
[INFO] [stderr] 423 |                     let e1: Box<Error + Send + Sync> = From::from("File extension not supported");
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:429:25
[INFO] [stderr]     |
[INFO] [stderr] 429 |             let e1: Box<Error + Send + Sync> = From::from("No file extension on config");
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:408:54
[INFO] [stderr]     |
[INFO] [stderr] 408 | fn read_config(filename: &str) -> Result<Config, Box<Error>> {
[INFO] [stderr]     |                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:423:33
[INFO] [stderr]     |
[INFO] [stderr] 423 |                     let e1: Box<Error + Send + Sync> = From::from("File extension not supported");
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:429:25
[INFO] [stderr]     |
[INFO] [stderr] 429 |             let e1: Box<Error + Send + Sync> = From::from("No file extension on config");
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `"docker" "inspect" "5fca4bdd438ad3ac00e7d6526d08eabeb443712da4ca3fdd2f125710e820a9aa"`
[INFO] running `"docker" "rm" "-f" "5fca4bdd438ad3ac00e7d6526d08eabeb443712da4ca3fdd2f125710e820a9aa"`
[INFO] [stdout] 5fca4bdd438ad3ac00e7d6526d08eabeb443712da4ca3fdd2f125710e820a9aa