[INFO] fetching crate sks-ssh2-config 0.1.1...
[INFO] testing sks-ssh2-config-0.1.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate sks-ssh2-config 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate sks-ssh2-config 0.1.1
[INFO] finished tweaking crates.io crate sks-ssh2-config 0.1.1
[INFO] tweaked toml for crates.io crate sks-ssh2-config 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sks-ssh2-config 0.1.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d11b122a1828790b552e38f14efec5e4bb92a70cac654a1090c3e621dba6fabc
[INFO] running `Command { std: "docker" "start" "-a" "d11b122a1828790b552e38f14efec5e4bb92a70cac654a1090c3e621dba6fabc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d11b122a1828790b552e38f14efec5e4bb92a70cac654a1090c3e621dba6fabc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d11b122a1828790b552e38f14efec5e4bb92a70cac654a1090c3e621dba6fabc", kill_on_drop: false }`
[INFO] [stdout] d11b122a1828790b552e38f14efec5e4bb92a70cac654a1090c3e621dba6fabc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b74c7253718687eedea9ff52de086f4addeae99516d10eb6075a9b4f3fd93751
[INFO] running `Command { std: "docker" "start" "-a" "b74c7253718687eedea9ff52de086f4addeae99516d10eb6075a9b4f3fd93751", kill_on_drop: false }`
[INFO] [stderr]    Compiling sks-ssh2-config v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/writer.rs:14:25
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub(crate) fn write(config: ()) -> std::io::Result<usize> {
[INFO] [stdout]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SshConfigWriter` is never constructed
[INFO] [stdout]  --> src/writer.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) struct SshConfigWriter<W> {
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/writer.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl<W> SshConfigWriter<W> {
[INFO] [stdout]   | -------------------------- associated function in this implementation
[INFO] [stdout] 8 |     pub(crate) fn new(writer: W) -> Self {
[INFO] [stdout]   |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `write` is never used
[INFO] [stdout]   --> src/writer.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<W: Write> SshConfigWriter<W> {
[INFO] [stdout]    | --------------------------------- associated function in this implementation
[INFO] [stdout] 14 |     pub(crate) fn write(config: ()) -> std::io::Result<usize> {
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "b74c7253718687eedea9ff52de086f4addeae99516d10eb6075a9b4f3fd93751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b74c7253718687eedea9ff52de086f4addeae99516d10eb6075a9b4f3fd93751", kill_on_drop: false }`
[INFO] [stdout] b74c7253718687eedea9ff52de086f4addeae99516d10eb6075a9b4f3fd93751
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28eb5db5e24c36c3485a48315435a783310e41f85abd75293e4123abb247ad2b
[INFO] running `Command { std: "docker" "start" "-a" "28eb5db5e24c36c3485a48315435a783310e41f85abd75293e4123abb247ad2b", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/writer.rs:14:25
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub(crate) fn write(config: ()) -> std::io::Result<usize> {
[INFO] [stdout]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SshConfigWriter` is never constructed
[INFO] [stdout]  --> src/writer.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) struct SshConfigWriter<W> {
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sks-ssh2-config v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/writer.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl<W> SshConfigWriter<W> {
[INFO] [stdout]   | -------------------------- associated function in this implementation
[INFO] [stdout] 8 |     pub(crate) fn new(writer: W) -> Self {
[INFO] [stdout]   |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `write` is never used
[INFO] [stdout]   --> src/writer.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<W: Write> SshConfigWriter<W> {
[INFO] [stdout]    | --------------------------------- associated function in this implementation
[INFO] [stdout] 14 |     pub(crate) fn write(config: ()) -> std::io::Result<usize> {
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/writer.rs:14:25
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub(crate) fn write(config: ()) -> std::io::Result<usize> {
[INFO] [stdout]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SshConfigWriter` is never constructed
[INFO] [stdout]  --> src/writer.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) struct SshConfigWriter<W> {
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/writer.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl<W> SshConfigWriter<W> {
[INFO] [stdout]   | -------------------------- associated function in this implementation
[INFO] [stdout] 8 |     pub(crate) fn new(writer: W) -> Self {
[INFO] [stdout]   |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `write` is never used
[INFO] [stdout]   --> src/writer.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<W: Write> SshConfigWriter<W> {
[INFO] [stdout]    | --------------------------------- associated function in this implementation
[INFO] [stdout] 14 |     pub(crate) fn write(config: ()) -> std::io::Result<usize> {
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "28eb5db5e24c36c3485a48315435a783310e41f85abd75293e4123abb247ad2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28eb5db5e24c36c3485a48315435a783310e41f85abd75293e4123abb247ad2b", kill_on_drop: false }`
[INFO] [stdout] 28eb5db5e24c36c3485a48315435a783310e41f85abd75293e4123abb247ad2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0dc48810f2a310d5292ecceec5b2bc35e5daf5acb6f9706070f9045acf7020fe
[INFO] running `Command { std: "docker" "start" "-a" "0dc48810f2a310d5292ecceec5b2bc35e5daf5acb6f9706070f9045acf7020fe", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> src/writer.rs:14:25
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub(crate) fn write(config: ()) -> std::io::Result<usize> {
[INFO] [stderr]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SshConfigWriter` is never constructed
[INFO] [stderr]  --> src/writer.rs:3:19
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub(crate) struct SshConfigWriter<W> {
[INFO] [stderr]   |                   ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]  --> src/writer.rs:8:19
[INFO] [stderr]   |
[INFO] [stderr] 7 | impl<W> SshConfigWriter<W> {
[INFO] [stderr]   | -------------------------- associated function in this implementation
[INFO] [stderr] 8 |     pub(crate) fn new(writer: W) -> Self {
[INFO] [stderr]   |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `write` is never used
[INFO] [stderr]   --> src/writer.rs:14:19
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl<W: Write> SshConfigWriter<W> {
[INFO] [stderr]    | --------------------------------- associated function in this implementation
[INFO] [stderr] 14 |     pub(crate) fn write(config: ()) -> std::io::Result<usize> {
[INFO] [stderr]    |                   ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `sks-ssh2-config` (lib) generated 4 warnings (run `cargo fix --lib -p sks-ssh2-config` to apply 1 suggestion)
[INFO] [stderr] warning: `sks-ssh2-config` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sks_ssh2_config-bf14222861f36aed)
[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 sks_ssh2_config
[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" "0dc48810f2a310d5292ecceec5b2bc35e5daf5acb6f9706070f9045acf7020fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dc48810f2a310d5292ecceec5b2bc35e5daf5acb6f9706070f9045acf7020fe", kill_on_drop: false }`
[INFO] [stdout] 0dc48810f2a310d5292ecceec5b2bc35e5daf5acb6f9706070f9045acf7020fe