[INFO] fetching crate mini-telnet 0.1.6... [INFO] testing mini-telnet-0.1.6 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate mini-telnet 0.1.6 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate mini-telnet 0.1.6 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mini-telnet 0.1.6 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate mini-telnet 0.1.6 [INFO] tweaked toml for crates.io crate mini-telnet 0.1.6 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate crates.io crate mini-telnet 0.1.6 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded parking_lot_core v0.8.5 [INFO] [stderr] Downloaded parking_lot v0.11.2 [INFO] [stderr] Downloaded signal-hook-registry v1.4.0 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9f76dbca9cf45bb8cd79cb6280af376bd4ca8310153beb6607db7f89ac652cf0 [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" "9f76dbca9cf45bb8cd79cb6280af376bd4ca8310153beb6607db7f89ac652cf0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9f76dbca9cf45bb8cd79cb6280af376bd4ca8310153beb6607db7f89ac652cf0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f76dbca9cf45bb8cd79cb6280af376bd4ca8310153beb6607db7f89ac652cf0", kill_on_drop: false }` [INFO] [stdout] 9f76dbca9cf45bb8cd79cb6280af376bd4ca8310153beb6607db7f89ac652cf0 [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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 469a5e75a4e4b172a91e601e8929cd17d475224b5b80e70ad4558dc2c852316d [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" "469a5e75a4e4b172a91e601e8929cd17d475224b5b80e70ad4558dc2c852316d", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling futures-channel v0.3.19 [INFO] [stderr] Compiling mio v0.7.14 [INFO] [stderr] Compiling tokio v1.15.0 [INFO] [stderr] Compiling tokio-util v0.6.9 [INFO] [stderr] Compiling futures-macro v0.3.19 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling futures-util v0.3.19 [INFO] [stderr] Compiling thiserror v1.0.30 [INFO] [stderr] Compiling futures-executor v0.3.19 [INFO] [stderr] Compiling futures v0.3.19 [INFO] [stderr] Compiling mini-telnet v0.1.6 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 33.01s [INFO] running `Command { std: "docker" "inspect" "469a5e75a4e4b172a91e601e8929cd17d475224b5b80e70ad4558dc2c852316d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "469a5e75a4e4b172a91e601e8929cd17d475224b5b80e70ad4558dc2c852316d", kill_on_drop: false }` [INFO] [stdout] 469a5e75a4e4b172a91e601e8929cd17d475224b5b80e70ad4558dc2c852316d [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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e539e3eb7ea9b81104e02843dc0aa596ed99da16dc5665a74b7fc7aa069f4541 [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" "e539e3eb7ea9b81104e02843dc0aa596ed99da16dc5665a74b7fc7aa069f4541", kill_on_drop: false }` [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Compiling parking_lot v0.11.2 [INFO] [stderr] Compiling tokio v1.15.0 [INFO] [stderr] Compiling tokio-util v0.6.9 [INFO] [stderr] Compiling mini-telnet v0.1.6 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 20.57s [INFO] running `Command { std: "docker" "inspect" "e539e3eb7ea9b81104e02843dc0aa596ed99da16dc5665a74b7fc7aa069f4541", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e539e3eb7ea9b81104e02843dc0aa596ed99da16dc5665a74b7fc7aa069f4541", kill_on_drop: false }` [INFO] [stdout] e539e3eb7ea9b81104e02843dc0aa596ed99da16dc5665a74b7fc7aa069f4541 [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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 475bc269d980fd31488c947c137bd38d034acdc4a241c1d26e85510db84ad768 [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" "475bc269d980fd31488c947c137bd38d034acdc4a241c1d26e85510db84ad768", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mini_telnet-ed4f8ae40f4b6bbf) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests mini-telnet [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - Telnet::normal_execute (line 240) - compile ... FAILED [INFO] [stdout] test src/lib.rs - Telnet::execute (line 170) - compile ... FAILED [INFO] [stdout] test src/lib.rs - Telnet::login (line 97) - compile ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - Telnet::normal_execute (line 240) stdout ---- [INFO] [stdout] error[E0425]: cannot find value `telnet` in this scope [INFO] [stdout] --> src/lib.rs:243:5 [INFO] [stdout] | [INFO] [stdout] 5 | telnet.normal_execute("echo 'haha'").await? [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks [INFO] [stdout] --> src/lib.rs:243:41 [INFO] [stdout] | [INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_240_0() { [INFO] [stdout] | ------------------------------ this is not `async` [INFO] [stdout] ... [INFO] [stdout] 5 | telnet.normal_execute("echo 'haha'").await? [INFO] [stdout] | ^^^^^^ only allowed inside `async` functions and blocks [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`) [INFO] [stdout] --> src/lib.rs:243:47 [INFO] [stdout] | [INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_240_0() { [INFO] [stdout] | ______________________________________- [INFO] [stdout] 3 | | assert_eq!( [INFO] [stdout] 4 | | "echo 'haha'\nhaha\n", [INFO] [stdout] 5 | | telnet.normal_execute("echo 'haha'").await? [INFO] [stdout] | | ^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] 6 | | ); [INFO] [stdout] 7 | | } _doctest_main_src_lib_rs_240_0() } [INFO] [stdout] | |_- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual<_>` is not implemented for `()` [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0728. [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - Telnet::execute (line 170) stdout ---- [INFO] [stdout] error[E0425]: cannot find value `telnet` in this scope [INFO] [stdout] --> src/lib.rs:171:12 [INFO] [stdout] | [INFO] [stdout] 3 | assert_eq!(telnet.execute("echo 'haha'").await?, "haha\n"); [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks [INFO] [stdout] --> src/lib.rs:171:41 [INFO] [stdout] | [INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_170_0() { [INFO] [stdout] | ------------------------------ this is not `async` [INFO] [stdout] 3 | assert_eq!(telnet.execute("echo 'haha'").await?, "haha\n"); [INFO] [stdout] | ^^^^^^ only allowed inside `async` functions and blocks [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`) [INFO] [stdout] --> src/lib.rs:171:47 [INFO] [stdout] | [INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_170_0() { [INFO] [stdout] | ______________________________________- [INFO] [stdout] 3 | | assert_eq!(telnet.execute("echo 'haha'").await?, "haha\n"); [INFO] [stdout] | | ^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] 4 | | } _doctest_main_src_lib_rs_170_0() } [INFO] [stdout] | |_- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual<_>` is not implemented for `()` [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0728. [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - Telnet::login (line 97) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Telnet` [INFO] [stdout] --> src/lib.rs:98:18 [INFO] [stdout] | [INFO] [stdout] 3 | let mut client = Telnet::builder() [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 2 | use mini_telnet::Telnet; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Duration` [INFO] [stdout] --> src/lib.rs:101:22 [INFO] [stdout] | [INFO] [stdout] 6 | .connect_timeout(Duration::from_secs(3)) [INFO] [stdout] | ^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 2 | use core::time::Duration; [INFO] [stdout] | [INFO] [stdout] 2 | use std::time::Duration; [INFO] [stdout] | [INFO] [stdout] 2 | use tokio::time::Duration; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks [INFO] [stdout] --> src/lib.rs:102:28 [INFO] [stdout] | [INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_97_0() { [INFO] [stdout] | ----------------------------- this is not `async` [INFO] [stdout] ... [INFO] [stdout] 7 | .connect("192.168.0.1").await?; [INFO] [stdout] | ^^^^^^ only allowed inside `async` functions and blocks [INFO] [stdout] [INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks [INFO] [stdout] --> src/lib.rs:104:43 [INFO] [stdout] | [INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_97_0() { [INFO] [stdout] | ----------------------------- this is not `async` [INFO] [stdout] ... [INFO] [stdout] 9 | match client.login("username", "password").await { [INFO] [stdout] | ^^^^^^ only allowed inside `async` functions and blocks [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`) [INFO] [stdout] --> src/lib.rs:102:34 [INFO] [stdout] | [INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_97_0() { [INFO] [stdout] | ______________________________________- [INFO] [stdout] 3 | | let mut client = Telnet::builder() [INFO] [stdout] 4 | | .prompt("username@hostname:$ ") [INFO] [stdout] 5 | | .login_prompt("login: ", "Password: ") [INFO] [stdout] 6 | | .connect_timeout(Duration::from_secs(3)) [INFO] [stdout] 7 | | .connect("192.168.0.1").await?; [INFO] [stdout] | | ^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] ... | [INFO] [stdout] 12 | | }; [INFO] [stdout] 13 | | } _doctest_main_src_lib_rs_97_0() } [INFO] [stdout] | |_- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual<_>` is not implemented for `()` [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0433, E0728. [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - Telnet::execute (line 170) [INFO] [stdout] src/lib.rs - Telnet::login (line 97) [INFO] [stdout] src/lib.rs - Telnet::normal_execute (line 240) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "475bc269d980fd31488c947c137bd38d034acdc4a241c1d26e85510db84ad768", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "475bc269d980fd31488c947c137bd38d034acdc4a241c1d26e85510db84ad768", kill_on_drop: false }` [INFO] [stdout] 475bc269d980fd31488c947c137bd38d034acdc4a241c1d26e85510db84ad768