[INFO] cloning repository https://github.com/2ptr/kclient
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/2ptr/kclient" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F2ptr%2Fkclient", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F2ptr%2Fkclient'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1cea4a4bf46a062ac62e410f12d426c6534b71c2
[INFO] checking 2ptr/kclient against master#8b6b15b877fbceb1ee5d9a5a4746e7515901574a for pr-147294
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F2ptr%2Fkclient" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/2ptr/kclient
[INFO] finished tweaking git repo https://github.com/2ptr/kclient
[INFO] tweaked toml for git repo https://github.com/2ptr/kclient written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/2ptr/kclient on toolchain 8b6b15b877fbceb1ee5d9a5a4746e7515901574a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b6b15b877fbceb1ee5d9a5a4746e7515901574a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/2ptr/kclient already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b6b15b877fbceb1ee5d9a5a4746e7515901574a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded kerberos_crypto v0.3.6
[INFO] [stderr]   Downloaded kerberos_constants v0.0.9
[INFO] [stderr]   Downloaded rust-crypto v0.2.36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8b6b15b877fbceb1ee5d9a5a4746e7515901574a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee1826a8671d2d12ea73dbff99dfc3da788e1b2b2030444959389c5e31471091
[INFO] running `Command { std: "docker" "start" "-a" "ee1826a8671d2d12ea73dbff99dfc3da788e1b2b2030444959389c5e31471091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee1826a8671d2d12ea73dbff99dfc3da788e1b2b2030444959389c5e31471091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee1826a8671d2d12ea73dbff99dfc3da788e1b2b2030444959389c5e31471091", kill_on_drop: false }`
[INFO] [stdout] ee1826a8671d2d12ea73dbff99dfc3da788e1b2b2030444959389c5e31471091
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8b6b15b877fbceb1ee5d9a5a4746e7515901574a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 100422f0d4c879cdb1975c2f184f8ffb5ead3310959c7d3141c97f34b1144cc1
[INFO] running `Command { std: "docker" "start" "-a" "100422f0d4c879cdb1975c2f184f8ffb5ead3310959c7d3141c97f34b1144cc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking miniz_oxide v0.8.2
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking chrono v0.4.39
[INFO] [stderr]     Checking kerberos_constants v0.0.9
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking md4 v0.8.0
[INFO] [stderr]     Checking object v0.36.7
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking backtrace v0.3.74
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking kerberos_crypto v0.3.6
[INFO] [stderr]     Checking kclient v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `kerberos_crypto::aes_hmac_sha1`
[INFO] [stdout]  --> src/kerberos/asktgt.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use kerberos_crypto::aes_hmac_sha1;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `kerberos_crypto::aes_hmac_sha1`
[INFO] [stdout]  --> src/kerberos/asktgt.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use kerberos_crypto::aes_hmac_sha1;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/kerberos/connector.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let mut stream = TcpStream::connect(host_string.clone())
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/kerberos/connector.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut identity = ADUser::new(
[INFO] [stdout]    |             ----^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `domain`, `username`, and `password` are never read
[INFO] [stdout]  --> src/kerberos/connector.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct ADUser {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 5 |     domain : String,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 6 |     username : String,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 7 |     password : String
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `con_string`, `authenticated`, and `identity` are never read
[INFO] [stdout]   --> src/kerberos/connector.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct KerberosConnection {
[INFO] [stdout]    |            ------------------ fields in this struct
[INFO] [stdout] 28 |     con_string : String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 29 |     stream : TcpStream,
[INFO] [stdout] 30 |     authenticated : bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 31 |     identity: ADUser
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gen_256_salt` is never used
[INFO] [stdout]  --> src/kerberos/messages.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn gen_256_salt(realm: &str, client_name: &str) -> Vec<u8> {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/kerberos/connector.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let mut stream = TcpStream::connect(host_string.clone())
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/kerberos/connector.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut identity = ADUser::new(
[INFO] [stdout]    |             ----^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `domain`, `username`, and `password` are never read
[INFO] [stdout]  --> src/kerberos/connector.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct ADUser {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 5 |     domain : String,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 6 |     username : String,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 7 |     password : String
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `con_string`, `authenticated`, and `identity` are never read
[INFO] [stdout]   --> src/kerberos/connector.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct KerberosConnection {
[INFO] [stdout]    |            ------------------ fields in this struct
[INFO] [stdout] 28 |     con_string : String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 29 |     stream : TcpStream,
[INFO] [stdout] 30 |     authenticated : bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 31 |     identity: ADUser
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gen_256_salt` is never used
[INFO] [stdout]  --> src/kerberos/messages.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn gen_256_salt(realm: &str, client_name: &str) -> Vec<u8> {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/kerberos/connector.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |         self.stream.write(buf);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let _ = self.stream.write(buf);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/kerberos/connector.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |         self.stream.flush();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let _ = self.stream.flush();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/kerberos/connector.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |         self.stream.read_to_end(buf);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let _ = self.stream.read_to_end(buf);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/kerberos/connector.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |         self.stream.write(buf);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let _ = self.stream.write(buf);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/kerberos/connector.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |         self.stream.flush();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let _ = self.stream.flush();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/kerberos/connector.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |         self.stream.read_to_end(buf);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let _ = self.stream.read_to_end(buf);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.89s
[INFO] running `Command { std: "docker" "inspect" "100422f0d4c879cdb1975c2f184f8ffb5ead3310959c7d3141c97f34b1144cc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "100422f0d4c879cdb1975c2f184f8ffb5ead3310959c7d3141c97f34b1144cc1", kill_on_drop: false }`
[INFO] [stdout] 100422f0d4c879cdb1975c2f184f8ffb5ead3310959c7d3141c97f34b1144cc1
