[INFO] fetching crate sks-ssh2-config 0.1.1...
[INFO] testing sks-ssh2-config-0.1.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate sks-ssh2-config 0.1.1 into /workspace/builds/worker-2-tc2/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-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sks-ssh2-config 0.1.1 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6c140549fba84c8adbe3cb2e650c7873073d74340dcfa2cd3f1b77b94194099
[INFO] running `Command { std: "docker" "start" "-a" "f6c140549fba84c8adbe3cb2e650c7873073d74340dcfa2cd3f1b77b94194099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6c140549fba84c8adbe3cb2e650c7873073d74340dcfa2cd3f1b77b94194099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6c140549fba84c8adbe3cb2e650c7873073d74340dcfa2cd3f1b77b94194099", kill_on_drop: false }`
[INFO] [stdout] f6c140549fba84c8adbe3cb2e650c7873073d74340dcfa2cd3f1b77b94194099
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16fd8677917221255ace707881c4321e2b0d8bccb238f444e1248c37f73cb37f
[INFO] running `Command { std: "docker" "start" "-a" "16fd8677917221255ace707881c4321e2b0d8bccb238f444e1248c37f73cb37f", 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 0.32s
[INFO] running `Command { std: "docker" "inspect" "16fd8677917221255ace707881c4321e2b0d8bccb238f444e1248c37f73cb37f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16fd8677917221255ace707881c4321e2b0d8bccb238f444e1248c37f73cb37f", kill_on_drop: false }`
[INFO] [stdout] 16fd8677917221255ace707881c4321e2b0d8bccb238f444e1248c37f73cb37f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12f1b986620e86831cf97dd9c256ebc69ad8e8d60d6fd764ddcc77cd9187f751
[INFO] running `Command { std: "docker" "start" "-a" "12f1b986620e86831cf97dd9c256ebc69ad8e8d60d6fd764ddcc77cd9187f751", 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] [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 0.41s
[INFO] running `Command { std: "docker" "inspect" "12f1b986620e86831cf97dd9c256ebc69ad8e8d60d6fd764ddcc77cd9187f751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12f1b986620e86831cf97dd9c256ebc69ad8e8d60d6fd764ddcc77cd9187f751", kill_on_drop: false }`
[INFO] [stdout] 12f1b986620e86831cf97dd9c256ebc69ad8e8d60d6fd764ddcc77cd9187f751
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5dd905f9a908200f9115de20daf1783e7e0ca24503c5d041645f2db76ac719bc
[INFO] running `Command { std: "docker" "start" "-a" "5dd905f9a908200f9115de20daf1783e7e0ca24503c5d041645f2db76ac719bc", 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
[INFO] [stderr] warning: `sks-ssh2-config` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[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" "5dd905f9a908200f9115de20daf1783e7e0ca24503c5d041645f2db76ac719bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dd905f9a908200f9115de20daf1783e7e0ca24503c5d041645f2db76ac719bc", kill_on_drop: false }`
[INFO] [stdout] 5dd905f9a908200f9115de20daf1783e7e0ca24503c5d041645f2db76ac719bc