[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#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F2ptr%2Fkclient" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-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-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/2ptr/kclient on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stdout] f3377cc3b0af1e4c5bc6c260dfdd69a7e7bebc25f2af78ec6cd16f0f44e6833b
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[INFO] [stdout] 3ffad10e9334e037a66ba61179781bd69e5407419a9552db0a5d5c216e09f418
[INFO] running `Command { std: "docker" "start" "-a" "3ffad10e9334e037a66ba61179781bd69e5407419a9552db0a5d5c216e09f418", kill_on_drop: false }`
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[INFO] [stderr]    Compiling rand_pcg v0.1.2
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[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rust-crypto v0.2.36
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[INFO] [stderr]     Checking md4 v0.8.0
[INFO] [stderr]     Checking rand v0.3.23
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[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: 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 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.93s
[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] running `Command { std: "docker" "inspect" "3ffad10e9334e037a66ba61179781bd69e5407419a9552db0a5d5c216e09f418", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ffad10e9334e037a66ba61179781bd69e5407419a9552db0a5d5c216e09f418", kill_on_drop: false }`
[INFO] [stdout] 3ffad10e9334e037a66ba61179781bd69e5407419a9552db0a5d5c216e09f418
