[INFO] fetching crate nut-client 0.4.2...
[INFO] testing nut-client-0.4.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate nut-client 0.4.2 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate nut-client 0.4.2 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nut-client 0.4.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate nut-client 0.4.2
[INFO] tweaked toml for crates.io crate nut-client 0.4.2 written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate crates.io crate nut-client 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ef6f2e0ce061e640df20226dd7f20ed1a6d55a96e4656b27cdf08b73bed9bfe
[INFO] running `Command { std: "docker" "start" "-a" "2ef6f2e0ce061e640df20226dd7f20ed1a6d55a96e4656b27cdf08b73bed9bfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ef6f2e0ce061e640df20226dd7f20ed1a6d55a96e4656b27cdf08b73bed9bfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ef6f2e0ce061e640df20226dd7f20ed1a6d55a96e4656b27cdf08b73bed9bfe", kill_on_drop: false }`
[INFO] [stdout] 2ef6f2e0ce061e640df20226dd7f20ed1a6d55a96e4656b27cdf08b73bed9bfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed3a136eec3640eb8e114d768a3582272ed292bfd7703f6a500ca8e858987f88
[INFO] running `Command { std: "docker" "start" "-a" "ed3a136eec3640eb8e114d768a3582272ed292bfd7703f6a500ca8e858987f88", kill_on_drop: false }`
[INFO] [stderr]    Compiling shell-words v1.0.0
[INFO] [stderr]    Compiling nut-client v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ClientError`
[INFO] [stdout]  --> src/blocking/mod.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{ClientError, Config, Host, NutError};
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StartTLS`
[INFO] [stdout]   --> src/cmd.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     StartTLS,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Command` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/cmd.rs:6:10
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[derive(Debug, Clone)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ssl`
[INFO] [stdout]   --> src/config.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub(crate) ssl: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Config` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/config.rs:93:10
[INFO] [stdout]    |
[INFO] [stdout] 93 | #[derive(Clone, Debug)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ssl_insecure`
[INFO] [stdout]   --> src/config.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub(crate) ssl_insecure: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Config` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/config.rs:93:10
[INFO] [stdout]    |
[INFO] [stdout] 93 | #[derive(Clone, Debug)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "ed3a136eec3640eb8e114d768a3582272ed292bfd7703f6a500ca8e858987f88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed3a136eec3640eb8e114d768a3582272ed292bfd7703f6a500ca8e858987f88", kill_on_drop: false }`
[INFO] [stdout] ed3a136eec3640eb8e114d768a3582272ed292bfd7703f6a500ca8e858987f88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ee9db0fff406166c48daf49cd9aff8db09f92563c7aaa41e704fe8190e9a67d
[INFO] running `Command { std: "docker" "start" "-a" "7ee9db0fff406166c48daf49cd9aff8db09f92563c7aaa41e704fe8190e9a67d", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `ClientError`
[INFO] [stdout]  --> src/blocking/mod.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{ClientError, Config, Host, NutError};
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StartTLS`
[INFO] [stdout]   --> src/cmd.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     StartTLS,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Command` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/cmd.rs:6:10
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[derive(Debug, Clone)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ssl`
[INFO] [stdout]   --> src/config.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub(crate) ssl: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Config` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/config.rs:93:10
[INFO] [stdout]    |
[INFO] [stdout] 93 | #[derive(Clone, Debug)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ssl_insecure`
[INFO] [stdout]   --> src/config.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub(crate) ssl_insecure: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Config` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/config.rs:93:10
[INFO] [stdout]    |
[INFO] [stdout] 93 | #[derive(Clone, Debug)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nut-client v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ClientError`
[INFO] [stdout]  --> src/blocking/mod.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{ClientError, Config, Host, NutError};
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StartTLS`
[INFO] [stdout]   --> src/cmd.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     StartTLS,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Command` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/cmd.rs:6:10
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[derive(Debug, Clone)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ssl`
[INFO] [stdout]   --> src/config.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub(crate) ssl: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Config` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/config.rs:93:10
[INFO] [stdout]    |
[INFO] [stdout] 93 | #[derive(Clone, Debug)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ssl_insecure`
[INFO] [stdout]   --> src/config.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub(crate) ssl_insecure: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Config` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/config.rs:93:10
[INFO] [stdout]    |
[INFO] [stdout] 93 | #[derive(Clone, Debug)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/nut_client-b1159f6e3d8258f6)
[INFO] running `Command { std: "docker" "inspect" "7ee9db0fff406166c48daf49cd9aff8db09f92563c7aaa41e704fe8190e9a67d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ee9db0fff406166c48daf49cd9aff8db09f92563c7aaa41e704fe8190e9a67d", kill_on_drop: false }`
[INFO] [stdout] 7ee9db0fff406166c48daf49cd9aff8db09f92563c7aaa41e704fe8190e9a67d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 938ded4882b16e6b33f785658c364b9eea683c1ca664a29032a3e9247abfc259
[INFO] running `Command { std: "docker" "start" "-a" "938ded4882b16e6b33f785658c364b9eea683c1ca664a29032a3e9247abfc259", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `ClientError`
[INFO] [stderr]  --> src/blocking/mod.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::{ClientError, Config, Host, NutError};
[INFO] [stderr]   |             ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `StartTLS`
[INFO] [stderr]   --> src/cmd.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     StartTLS,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `Command` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/cmd.rs:6:10
[INFO] [stderr]    |
[INFO] [stderr] 6  | #[derive(Debug, Clone)]
[INFO] [stderr]    |          ^^^^^  ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `ssl`
[INFO] [stderr]   --> src/config.rs:98:5
[INFO] [stderr]    |
[INFO] [stderr] 98 |     pub(crate) ssl: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Config` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/config.rs:93:10
[INFO] [stderr]    |
[INFO] [stderr] 93 | #[derive(Clone, Debug)]
[INFO] [stderr]    |          ^^^^^  ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `ssl_insecure`
[INFO] [stderr]   --> src/config.rs:99:5
[INFO] [stderr]    |
[INFO] [stderr] 99 |     pub(crate) ssl_insecure: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Config` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/config.rs:93:10
[INFO] [stderr]    |
[INFO] [stderr] 93 | #[derive(Clone, Debug)]
[INFO] [stderr]    |          ^^^^^  ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `nut-client` (lib) generated 4 warnings
[INFO] [stderr] warning: `nut-client` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nut_client-b1159f6e3d8258f6)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test var::tests::test_parse_variable_definition ... ok
[INFO] [stderr]    Doc-tests nut-client
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "938ded4882b16e6b33f785658c364b9eea683c1ca664a29032a3e9247abfc259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "938ded4882b16e6b33f785658c364b9eea683c1ca664a29032a3e9247abfc259", kill_on_drop: false }`
[INFO] [stdout] 938ded4882b16e6b33f785658c364b9eea683c1ca664a29032a3e9247abfc259