[INFO] fetching crate nut-client 0.4.2...
[INFO] testing nut-client-0.4.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate nut-client 0.4.2 into /workspace/builds/worker-0-tc2/source
[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-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nut-client 0.4.2 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nut-client 0.4.2 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81120b55e03f3e50b162844c4acefd00f22f65dee0fcc385a9a910f5e1477c39
[INFO] running `Command { std: "docker" "start" "-a" "81120b55e03f3e50b162844c4acefd00f22f65dee0fcc385a9a910f5e1477c39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81120b55e03f3e50b162844c4acefd00f22f65dee0fcc385a9a910f5e1477c39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81120b55e03f3e50b162844c4acefd00f22f65dee0fcc385a9a910f5e1477c39", kill_on_drop: false }`
[INFO] [stdout] 81120b55e03f3e50b162844c4acefd00f22f65dee0fcc385a9a910f5e1477c39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fd388e59860d82158531e00a81233914d7b69ac1639859088799ca46e800c8a
[INFO] running `Command { std: "docker" "start" "-a" "5fd388e59860d82158531e00a81233914d7b69ac1639859088799ca46e800c8a", 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `StartTLS` is never constructed
[INFO] [stdout]   --> src/cmd.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub enum Command<'a> {
[INFO] [stdout]    |          ------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 16 |     StartTLS,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Command` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/cmd.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |     EndList(String),
[INFO] [stdout]    |     ------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Response` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 67 -     EndList(String),
[INFO] [stdout] 67 +     EndList(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ssl` and `ssl_insecure` are never read
[INFO] [stdout]   --> src/config.rs:98:16
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub struct Config {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 98 |     pub(crate) ssl: bool,
[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] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "5fd388e59860d82158531e00a81233914d7b69ac1639859088799ca46e800c8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fd388e59860d82158531e00a81233914d7b69ac1639859088799ca46e800c8a", kill_on_drop: false }`
[INFO] [stdout] 5fd388e59860d82158531e00a81233914d7b69ac1639859088799ca46e800c8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a32fe85105659382a22ec1762056e8a8ba3f8261da6f4e59c5267943b1b7451f
[INFO] running `Command { std: "docker" "start" "-a" "a32fe85105659382a22ec1762056e8a8ba3f8261da6f4e59c5267943b1b7451f", 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `StartTLS` is never constructed
[INFO] [stdout]   --> src/cmd.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub enum Command<'a> {
[INFO] [stdout]    |          ------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 16 |     StartTLS,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Command` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/cmd.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |     EndList(String),
[INFO] [stdout]    |     ------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Response` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 67 -     EndList(String),
[INFO] [stdout] 67 +     EndList(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ssl` and `ssl_insecure` are never read
[INFO] [stdout]   --> src/config.rs:98:16
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub struct Config {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 98 |     pub(crate) ssl: bool,
[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] 
[INFO] [stdout] 
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `StartTLS` is never constructed
[INFO] [stdout]   --> src/cmd.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub enum Command<'a> {
[INFO] [stdout]    |          ------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 16 |     StartTLS,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Command` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/cmd.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |     EndList(String),
[INFO] [stdout]    |     ------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Response` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 67 -     EndList(String),
[INFO] [stdout] 67 +     EndList(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ssl` and `ssl_insecure` are never read
[INFO] [stdout]   --> src/config.rs:98:16
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub struct Config {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 98 |     pub(crate) ssl: bool,
[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] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "a32fe85105659382a22ec1762056e8a8ba3f8261da6f4e59c5267943b1b7451f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a32fe85105659382a22ec1762056e8a8ba3f8261da6f4e59c5267943b1b7451f", kill_on_drop: false }`
[INFO] [stdout] a32fe85105659382a22ec1762056e8a8ba3f8261da6f4e59c5267943b1b7451f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e4bc15b209a22fbd6180f56d5d10441da2b08139535a6096ad745bc4458c0c26
[INFO] running `Command { std: "docker" "start" "-a" "e4bc15b209a22fbd6180f56d5d10441da2b08139535a6096ad745bc4458c0c26", 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `StartTLS` is never constructed
[INFO] [stderr]   --> src/cmd.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr]  7 | pub enum Command<'a> {
[INFO] [stderr]    |          ------- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 16 |     StartTLS,
[INFO] [stdout] 
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stdout] running 1 test
[INFO] [stderr]    |
[INFO] [stdout] test var::tests::test_parse_variable_definition ... ok
[INFO] [stderr]    = note: `Command` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/cmd.rs:67:13
[INFO] [stderr]    |
[INFO] [stderr] 67 |     EndList(String),
[INFO] [stderr]    |     ------- ^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Response` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 67 -     EndList(String),
[INFO] [stderr] 67 +     EndList(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `ssl` and `ssl_insecure` are never read
[INFO] [stderr]   --> src/config.rs:98:16
[INFO] [stderr]    |
[INFO] [stderr] 94 | pub struct Config {
[INFO] [stderr]    |            ------ fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 98 |     pub(crate) ssl: bool,
[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] 
[INFO] [stderr] warning: `nut-client` (lib) generated 4 warnings (run `cargo fix --lib -p nut-client` to apply 1 suggestion)
[INFO] [stderr] warning: `nut-client` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nut_client-6ddbc2a274dfa5b1)
[INFO] [stderr]    Doc-tests nut_client
[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" "e4bc15b209a22fbd6180f56d5d10441da2b08139535a6096ad745bc4458c0c26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4bc15b209a22fbd6180f56d5d10441da2b08139535a6096ad745bc4458c0c26", kill_on_drop: false }`
[INFO] [stdout] e4bc15b209a22fbd6180f56d5d10441da2b08139535a6096ad745bc4458c0c26