[INFO] cloning repository https://github.com/Fedcomp/xodium
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Fedcomp/xodium" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFedcomp%2Fxodium", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFedcomp%2Fxodium'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb4107c44cd4d6fe161cd050da07e3da93b77a1f
[INFO] checking Fedcomp/xodium against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFedcomp%2Fxodium" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Fedcomp/xodium on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Fedcomp/xodium
[INFO] finished tweaking git repo https://github.com/Fedcomp/xodium
[INFO] tweaked toml for git repo https://github.com/Fedcomp/xodium written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Fedcomp/xodium already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 187cfbd4391167ebdcc4a233b550664b3e2b6802643633117c30699bb345bf23
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "187cfbd4391167ebdcc4a233b550664b3e2b6802643633117c30699bb345bf23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "187cfbd4391167ebdcc4a233b550664b3e2b6802643633117c30699bb345bf23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "187cfbd4391167ebdcc4a233b550664b3e2b6802643633117c30699bb345bf23", kill_on_drop: false }`
[INFO] [stdout] 187cfbd4391167ebdcc4a233b550664b3e2b6802643633117c30699bb345bf23
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 430bea70af1ddf011fd7b0f4dcc3a861c3b9a801ae22f5a0066fafc705c8e78d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "430bea70af1ddf011fd7b0f4dcc3a861c3b9a801ae22f5a0066fafc705c8e78d", kill_on_drop: false }`
[INFO] [stderr]     Checking xodium v0.0.1 (/opt/rustwide/workdir/xodium)
[INFO] [stdout] warning: field is never read: `stream`
[INFO] [stdout]   --> xodium/src/framed.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     stream: Box<dyn StreamMarker>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `codec`
[INFO] [stdout]   --> xodium/src/framed.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     codec: C,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `read_buffer`
[INFO] [stdout]   --> xodium/src/framed.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     read_buffer: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next`
[INFO] [stdout]   --> xodium/src/framed.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn next(&mut self) -> Result<<C as Decoder>::Item, <C as Decoder>::Error> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> xodium/src/protocol/setup_request.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LocalHost`
[INFO] [stdout]  --> xodium/src/xauthority/connection_family.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     LocalHost = 252,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Krb5Principal`
[INFO] [stdout]  --> xodium/src/xauthority/connection_family.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Krb5Principal = 253,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Netname`
[INFO] [stdout]  --> xodium/src/xauthority/connection_family.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Netname = 254,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Local`
[INFO] [stdout]   --> xodium/src/xauthority/connection_family.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Local = 256,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Wild`
[INFO] [stdout]   --> xodium/src/xauthority/connection_family.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Wild = 65535,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `try_from`
[INFO] [stdout]   --> xodium/src/xauthority/connection_family.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn try_from(raw_family: u16) -> Option<ConnectionFamily> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_localhost`
[INFO] [stdout]   --> xodium/src/xauthority/connection_family.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn is_localhost(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_krb5principal`
[INFO] [stdout]   --> xodium/src/xauthority/connection_family.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn is_krb5principal(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_netname`
[INFO] [stdout]   --> xodium/src/xauthority/connection_family.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn is_netname(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_local`
[INFO] [stdout]   --> xodium/src/xauthority/connection_family.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn is_local(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_wild`
[INFO] [stdout]   --> xodium/src/xauthority/connection_family.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn is_wild(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DEFAULT_XAUTHORITY_FILE_NAME`
[INFO] [stdout]   --> xodium/src/xauthority.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | const DEFAULT_XAUTHORITY_FILE_NAME: &str = ".Xauthority";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `InvalidFile`
[INFO] [stdout]   --> xodium/src/xauthority.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     InvalidFile,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_sized_string`
[INFO] [stdout]   --> xodium/src/xauthority.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn read_sized_string<R: Read>(mut reader: R) -> io::Result<Vec<u8>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_entry`
[INFO] [stdout]   --> xodium/src/xauthority.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn read_entry<R: Read>(mut reader: R) -> Result<Option<XAuthEntry>, ParseError> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `from_reader`
[INFO] [stdout]   --> xodium/src/xauthority.rs:80:15
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub(crate) fn from_reader<R: Read>(mut reader: R) -> Result<Vec<XAuthEntry>, ParseError> {
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_default`
[INFO] [stdout]   --> xodium/src/xauthority.rs:98:15
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub(crate) fn read_default() -> Result<Vec<XAuthEntry>, ParseError> {
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "430bea70af1ddf011fd7b0f4dcc3a861c3b9a801ae22f5a0066fafc705c8e78d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "430bea70af1ddf011fd7b0f4dcc3a861c3b9a801ae22f5a0066fafc705c8e78d", kill_on_drop: false }`
[INFO] [stdout] 430bea70af1ddf011fd7b0f4dcc3a861c3b9a801ae22f5a0066fafc705c8e78d