[INFO] cloning repository https://github.com/HectorIX/tcp-client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HectorIX/tcp-client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHectorIX%2Ftcp-client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHectorIX%2Ftcp-client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae3406bdc726c3d604969b1975eb21589d492d33
[INFO] checking HectorIX/tcp-client against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHectorIX%2Ftcp-client" "/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/HectorIX/tcp-client on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HectorIX/tcp-client
[INFO] finished tweaking git repo https://github.com/HectorIX/tcp-client
[INFO] tweaked toml for git repo https://github.com/HectorIX/tcp-client written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/HectorIX/tcp-client already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbd0baf22b23eced174f635b55de2bb2456f75d4704f2ffdf7a4416816864a86
[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" "cbd0baf22b23eced174f635b55de2bb2456f75d4704f2ffdf7a4416816864a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbd0baf22b23eced174f635b55de2bb2456f75d4704f2ffdf7a4416816864a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbd0baf22b23eced174f635b55de2bb2456f75d4704f2ffdf7a4416816864a86", kill_on_drop: false }`
[INFO] [stdout] cbd0baf22b23eced174f635b55de2bb2456f75d4704f2ffdf7a4416816864a86
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5808a49c974f6cd87efd7e53eda974d8128e14fa3b2a30896a73fe8954dd50dc
[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" "5808a49c974f6cd87efd7e53eda974d8128e14fa3b2a30896a73fe8954dd50dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.51
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking rpassword v0.4.0
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking tcp-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/aes_256.rs:32:22
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let result = try!(encryptor.encrypt(&mut read_buffer, &mut write_buffer, true));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/aes_256.rs:61:22
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let result = try!(decryptor.decrypt(&mut read_buffer, &mut write_buffer, true));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]  --> src/client_upload.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::str;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]   --> src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use std::str;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/aes_256.rs:32:22
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let result = try!(encryptor.encrypt(&mut read_buffer, &mut write_buffer, true));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/aes_256.rs:61:22
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let result = try!(decryptor.decrypt(&mut read_buffer, &mut write_buffer, true));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]  --> src/client_upload.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::str;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]   --> src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use std::str;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/user.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | / lazy_static! {
[INFO] [stdout] 21 | |
[INFO] [stdout] 22 | |     static ref USER: Mutex<User> = {
[INFO] [stdout] 23 | |         let m = Mutex::new(User::default());
[INFO] [stdout] 24 | |         m
[INFO] [stdout] 25 | |     };
[INFO] [stdout] 26 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/user.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | / lazy_static! {
[INFO] [stdout] 21 | |
[INFO] [stdout] 22 | |     static ref USER: Mutex<User> = {
[INFO] [stdout] 23 | |         let m = Mutex::new(User::default());
[INFO] [stdout] 24 | |         m
[INFO] [stdout] 25 | |     };
[INFO] [stdout] 26 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/user.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | / lazy_static! {
[INFO] [stdout] 21 | |
[INFO] [stdout] 22 | |     static ref USER: Mutex<User> = {
[INFO] [stdout] 23 | |         let m = Mutex::new(User::default());
[INFO] [stdout] 24 | |         m
[INFO] [stdout] 25 | |     };
[INFO] [stdout] 26 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/user.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | / lazy_static! {
[INFO] [stdout] 21 | |
[INFO] [stdout] 22 | |     static ref USER: Mutex<User> = {
[INFO] [stdout] 23 | |         let m = Mutex::new(User::default());
[INFO] [stdout] 24 | |         m
[INFO] [stdout] 25 | |     };
[INFO] [stdout] 26 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/parser.rs:211:17
[INFO] [stdout]     |
[INFO] [stdout] 210 |                 process::exit(0x0f00);
[INFO] [stdout]     |                 --------------------- any code following this expression is unreachable
[INFO] [stdout] 211 |                 BytesMut::from("\n")
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/parser.rs:247:17
[INFO] [stdout]     |
[INFO] [stdout] 246 |                 process::exit(0x0f00);
[INFO] [stdout]     |                 --------------------- any code following this expression is unreachable
[INFO] [stdout] 247 |                 BytesMut::from("\n")
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/file_io.rs:20:86
[INFO] [stdout]    |
[INFO] [stdout] 20 |         Err(e)   => { return format!("**Failed to write to File {}: {}", filename, e.description()); },
[INFO] [stdout]    |                                                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/file_io.rs:27:90
[INFO] [stdout]    |
[INFO] [stdout] 27 |         Err(e) => { return format!("\n\t**Failed. Couldn't write to {}: {}", filename, e.description());},
[INFO] [stdout]    |                                                                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/file_io.rs:47:53
[INFO] [stdout]    |
[INFO] [stdout] 47 |         Err(e) => { return format!("**Failed {}", e.description()); },
[INFO] [stdout]    |                                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/file_io.rs:58:53
[INFO] [stdout]    |
[INFO] [stdout] 58 |         Err(e) => { return format!("**Failed {}", e.description()) },
[INFO] [stdout]    |                                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/file_io.rs:107:53
[INFO] [stdout]     |
[INFO] [stdout] 107 |         Err(e) => { return format!("**Failed {}", e.description()); },
[INFO] [stdout]     |                                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/file_io.rs:114:55
[INFO] [stdout]     |
[INFO] [stdout] 114 |         Err(e) => { return format!("**Failed. {}",  e.description()); },
[INFO] [stdout]     |                                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/parser.rs:211:17
[INFO] [stdout]     |
[INFO] [stdout] 210 |                 process::exit(0x0f00);
[INFO] [stdout]     |                 --------------------- any code following this expression is unreachable
[INFO] [stdout] 211 |                 BytesMut::from("\n")
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/parser.rs:247:17
[INFO] [stdout]     |
[INFO] [stdout] 246 |                 process::exit(0x0f00);
[INFO] [stdout]     |                 --------------------- any code following this expression is unreachable
[INFO] [stdout] 247 |                 BytesMut::from("\n")
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/file_io.rs:20:86
[INFO] [stdout]    |
[INFO] [stdout] 20 |         Err(e)   => { return format!("**Failed to write to File {}: {}", filename, e.description()); },
[INFO] [stdout]    |                                                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/file_io.rs:27:90
[INFO] [stdout]    |
[INFO] [stdout] 27 |         Err(e) => { return format!("\n\t**Failed. Couldn't write to {}: {}", filename, e.description());},
[INFO] [stdout]    |                                                                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/file_io.rs:47:53
[INFO] [stdout]    |
[INFO] [stdout] 47 |         Err(e) => { return format!("**Failed {}", e.description()); },
[INFO] [stdout]    |                                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/file_io.rs:58:53
[INFO] [stdout]    |
[INFO] [stdout] 58 |         Err(e) => { return format!("**Failed {}", e.description()) },
[INFO] [stdout]    |                                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/file_io.rs:107:53
[INFO] [stdout]     |
[INFO] [stdout] 107 |         Err(e) => { return format!("**Failed {}", e.description()); },
[INFO] [stdout]     |                                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/file_io.rs:114:55
[INFO] [stdout]     |
[INFO] [stdout] 114 |         Err(e) => { return format!("**Failed. {}",  e.description()); },
[INFO] [stdout]     |                                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/file_io.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         Err(e) => { return "**Failed".to_string().into_bytes(); },
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/file_io.rs:85:13
[INFO] [stdout]    |
[INFO] [stdout] 85 |         Err(e) => {  return "**Failed {}".to_string().into_bytes(); },
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/client_upload.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let x = file_io::read_u8(path_to_file.clone().to_string());
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/file_io.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         Err(e) => { return "**Failed".to_string().into_bytes(); },
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/file_io.rs:85:13
[INFO] [stdout]    |
[INFO] [stdout] 85 |         Err(e) => {  return "**Failed {}".to_string().into_bytes(); },
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/client_upload.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let x = file_io::read_u8(path_to_file.clone().to_string());
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.55s
[INFO] running `Command { std: "docker" "inspect" "5808a49c974f6cd87efd7e53eda974d8128e14fa3b2a30896a73fe8954dd50dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5808a49c974f6cd87efd7e53eda974d8128e14fa3b2a30896a73fe8954dd50dc", kill_on_drop: false }`
[INFO] [stdout] 5808a49c974f6cd87efd7e53eda974d8128e14fa3b2a30896a73fe8954dd50dc