[INFO] updating cached repository https://github.com/timglabisch/mehsh
[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] e33bc65548b4a8cccb98ab96e0768ccf79502a41
[INFO] checking timglabisch/mehsh against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimglabisch%2Fmehsh" "/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/timglabisch/mehsh on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/timglabisch/mehsh
[INFO] finished tweaking git repo https://github.com/timglabisch/mehsh
[INFO] tweaked toml for git repo https://github.com/timglabisch/mehsh written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/timglabisch/mehsh already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "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" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "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] d6e1117a13dc194d9eb9ae5bbee1b4f96e86bf2cd0f78f18937f0e259f93ef2b
[INFO] running `"docker" "start" "-a" "d6e1117a13dc194d9eb9ae5bbee1b4f96e86bf2cd0f78f18937f0e259f93ef2b"`
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]     Checking backtrace-sys v0.1.32
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling structopt-derive v0.3.3
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking structopt v0.3.3
[INFO] [stderr]     Checking serde v1.0.102
[INFO] [stderr]     Checking toml v0.5.4
[INFO] [stderr]     Checking mehsh v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: private type `config::allow_addr::AllowAddrPort` in public interface (error E0446)
[INFO] [stderr]   --> src/config/allow_addr.rs:14:18
[INFO] [stderr]    |
[INFO] [stderr] 14 |     V4(Ipv4Addr, AllowAddrPort),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(private_in_public)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `config::allow_addr::AllowAddrPort` in public interface (error E0446)
[INFO] [stderr]   --> src/config/allow_addr.rs:15:16
[INFO] [stderr]    |
[INFO] [stderr] 15 |     V6(String, AllowAddrPort),
[INFO] [stderr]    |                ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `config::allow_addr::AllowAddrPort` in public interface (error E0446)
[INFO] [stderr]   --> src/config/allow_addr.rs:16:20
[INFO] [stderr]    |
[INFO] [stderr] 16 |     Server(String, AllowAddrPort),
[INFO] [stderr]    |                    ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `config::allow_addr::AllowAddrPort` in public interface (error E0446)
[INFO] [stderr]   --> src/config/allow_addr.rs:17:19
[INFO] [stderr]    |
[INFO] [stderr] 17 |     Group(String, AllowAddrPort),
[INFO] [stderr]    |                   ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `V6`
[INFO] [stderr]   --> src/config/allow_addr.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     V6(String, AllowAddrPort),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Server`
[INFO] [stderr]   --> src/config/allow_addr.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     Server(String, AllowAddrPort),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Group`
[INFO] [stderr]   --> src/config/allow_addr.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     Group(String, AllowAddrPort),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_server_A_is_in_a_group_that_allows_server_B` should have a snake case name
[INFO] [stderr]    --> src/config/mod.rs:287:8
[INFO] [stderr]     |
[INFO] [stderr] 287 |     fn test_server_A_is_in_a_group_that_allows_server_B() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_server_a_is_in_a_group_that_allows_server_b`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `serverA` should have a snake case name
[INFO] [stderr]    --> src/config/mod.rs:309:13
[INFO] [stderr]     |
[INFO] [stderr] 309 |         let serverA = c.get_server_clone("serverA").expect("1");
[INFO] [stderr]     |             ^^^^^^^ help: convert the identifier to snake case: `server_a`
[INFO] [stderr] 
[INFO] [stderr] warning: private type `config::allow_addr::AllowAddrPort` in public interface (error E0446)
[INFO] [stderr]   --> src/config/allow_addr.rs:14:18
[INFO] [stderr]    |
[INFO] [stderr] 14 |     V4(Ipv4Addr, AllowAddrPort),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(private_in_public)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `config::allow_addr::AllowAddrPort` in public interface (error E0446)
[INFO] [stderr]   --> src/config/allow_addr.rs:15:16
[INFO] [stderr]    |
[INFO] [stderr] 15 |     V6(String, AllowAddrPort),
[INFO] [stderr]    |                ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `config::allow_addr::AllowAddrPort` in public interface (error E0446)
[INFO] [stderr]   --> src/config/allow_addr.rs:16:20
[INFO] [stderr]    |
[INFO] [stderr] 16 |     Server(String, AllowAddrPort),
[INFO] [stderr]    |                    ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `config::allow_addr::AllowAddrPort` in public interface (error E0446)
[INFO] [stderr]   --> src/config/allow_addr.rs:17:19
[INFO] [stderr]    |
[INFO] [stderr] 17 |     Group(String, AllowAddrPort),
[INFO] [stderr]    |                   ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `V6`
[INFO] [stderr]   --> src/config/allow_addr.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     V6(String, AllowAddrPort),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Server`
[INFO] [stderr]   --> src/config/allow_addr.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     Server(String, AllowAddrPort),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Group`
[INFO] [stderr]   --> src/config/allow_addr.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     Group(String, AllowAddrPort),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_group_names`
[INFO] [stderr]   --> src/config/mod.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn get_group_names(&self) -> Vec<&str> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_from_bytes`
[INFO] [stderr]    --> src/config/mod.rs:199:5
[INFO] [stderr]     |
[INFO] [stderr] 199 |     pub fn new_from_bytes(content: &[u8]) -> Result<Self, Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_servers`
[INFO] [stderr]    --> src/config/mod.rs:203:5
[INFO] [stderr]     |
[INFO] [stderr] 203 |     pub fn get_servers(&self) -> &Vec<ConfigServer> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_server_clone`
[INFO] [stderr]    --> src/config/mod.rs:207:5
[INFO] [stderr]     |
[INFO] [stderr] 207 |     pub fn get_server_clone(&self, server_name : &str) -> Option<ConfigServer> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `"docker" "inspect" "d6e1117a13dc194d9eb9ae5bbee1b4f96e86bf2cd0f78f18937f0e259f93ef2b"`
[INFO] running `"docker" "rm" "-f" "d6e1117a13dc194d9eb9ae5bbee1b4f96e86bf2cd0f78f18937f0e259f93ef2b"`
[INFO] [stdout] d6e1117a13dc194d9eb9ae5bbee1b4f96e86bf2cd0f78f18937f0e259f93ef2b