[INFO] updating cached repository https://github.com/void4/rarust
[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] 3c60aa3fc33a619ce26bb01d888c316ff573ddf5
[INFO] checking void4/rarust against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvoid4%2Frarust" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/void4/rarust 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/void4/rarust
[INFO] finished tweaking git repo https://github.com/void4/rarust
[INFO] tweaked toml for git repo https://github.com/void4/rarust written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 31e7ed1e1a8e07a6dbbd0c25c7c1009b4a51a21c1bb7a17cdde68022cb985961
[INFO] running `"docker" "start" "-a" "31e7ed1e1a8e07a6dbbd0c25c7c1009b4a51a21c1bb7a17cdde68022cb985961"`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking rvm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::io::Cursor`
[INFO] [stderr]    --> src/main.rs:756:5
[INFO] [stderr]     |
[INFO] [stderr] 756 | use std::io::Cursor;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `WriteBytesExt`
[INFO] [stderr]    --> src/main.rs:757:39
[INFO] [stderr]     |
[INFO] [stderr] 757 | use byteorder::{ByteOrder, BigEndian, WriteBytesExt, ReadBytesExt};
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Cursor`
[INFO] [stderr]    --> src/main.rs:756:5
[INFO] [stderr]     |
[INFO] [stderr] 756 | use std::io::Cursor;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `WriteBytesExt`
[INFO] [stderr]    --> src/main.rs:757:39
[INFO] [stderr]     |
[INFO] [stderr] 757 | use byteorder::{ByteOrder, BigEndian, WriteBytesExt, ReadBytesExt};
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ReadBytesExt`
[INFO] [stderr]    --> src/main.rs:757:54
[INFO] [stderr]     |
[INFO] [stderr] 757 | use byteorder::{ByteOrder, BigEndian, WriteBytesExt, ReadBytesExt};
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ReadBytesExt`
[INFO] [stderr]    --> src/main.rs:757:54
[INFO] [stderr]     |
[INFO] [stderr] 757 | use byteorder::{ByteOrder, BigEndian, WriteBytesExt, ReadBytesExt};
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:809:9
[INFO] [stderr]     |
[INFO] [stderr] 809 |     let mut sharp: Process = d(&flat);
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get`
[INFO] [stderr]    --> src/main.rs:681:5
[INFO] [stderr]     |
[INFO] [stderr] 681 |     fn get(&self, key: u64) -> fn(&mut Process) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `writeHelloBin` should have a snake case name
[INFO] [stderr]    --> src/main.rs:759:4
[INFO] [stderr]     |
[INFO] [stderr] 759 | fn writeHelloBin() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^ help: convert the identifier to snake case: `write_hello_bin`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:809:9
[INFO] [stderr]     |
[INFO] [stderr] 809 |     let mut sharp: Process = d(&flat);
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get`
[INFO] [stderr]    --> src/main.rs:681:5
[INFO] [stderr]     |
[INFO] [stderr] 681 |     fn get(&self, key: u64) -> fn(&mut Process) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `writeHelloBin` should have a snake case name
[INFO] [stderr]    --> src/main.rs:759:4
[INFO] [stderr]     |
[INFO] [stderr] 759 | fn writeHelloBin() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^ help: convert the identifier to snake case: `write_hello_bin`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 1m 16s
[INFO] running `"docker" "inspect" "31e7ed1e1a8e07a6dbbd0c25c7c1009b4a51a21c1bb7a17cdde68022cb985961"`
[INFO] running `"docker" "rm" "-f" "31e7ed1e1a8e07a6dbbd0c25c7c1009b4a51a21c1bb7a17cdde68022cb985961"`
[INFO] [stdout] 31e7ed1e1a8e07a6dbbd0c25c7c1009b4a51a21c1bb7a17cdde68022cb985961