[INFO] fetching crate dotenv-aggregator 0.0.1-alpha...
[INFO] testing dotenv-aggregator-0.0.1-alpha against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate dotenv-aggregator 0.0.1-alpha into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate dotenv-aggregator 0.0.1-alpha 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 dotenv-aggregator 0.0.1-alpha
[INFO] finished tweaking crates.io crate dotenv-aggregator 0.0.1-alpha
[INFO] tweaked toml for crates.io crate dotenv-aggregator 0.0.1-alpha written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate dotenv-aggregator 0.0.1-alpha 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 0bf006efbb55f37a4b535b88bd41f00886c0686e951692a5a6a5efd4a0004b27
[INFO] running `Command { std: "docker" "start" "-a" "0bf006efbb55f37a4b535b88bd41f00886c0686e951692a5a6a5efd4a0004b27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bf006efbb55f37a4b535b88bd41f00886c0686e951692a5a6a5efd4a0004b27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bf006efbb55f37a4b535b88bd41f00886c0686e951692a5a6a5efd4a0004b27", kill_on_drop: false }`
[INFO] [stdout] 0bf006efbb55f37a4b535b88bd41f00886c0686e951692a5a6a5efd4a0004b27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 544de5f4b8673779932c830b9c76099dcf0e04c2d94a821b0c777abc0f1d8c6f
[INFO] running `Command { std: "docker" "start" "-a" "544de5f4b8673779932c830b9c76099dcf0e04c2d94a821b0c777abc0f1d8c6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling dotenv-aggregator v0.0.1-alpha (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/lib/env_text.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `is_comment`
[INFO] [stdout]   --> src/lib/env_text.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     is_comment: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Element` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/lib/env_text.rs:8:10
[INFO] [stdout]    |
[INFO] [stdout] 8  | #[derive(Debug)]
[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: associated function is never used: `update_text`
[INFO] [stdout]   --> src/lib/env_text.rs:99:12
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub fn update_text(&mut self, text: String) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "544de5f4b8673779932c830b9c76099dcf0e04c2d94a821b0c777abc0f1d8c6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "544de5f4b8673779932c830b9c76099dcf0e04c2d94a821b0c777abc0f1d8c6f", kill_on_drop: false }`
[INFO] [stdout] 544de5f4b8673779932c830b9c76099dcf0e04c2d94a821b0c777abc0f1d8c6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 23bf47e0f200584fd6deaad9db08ef982fd9411a5a3e19d7fac9528cc67a6f82
[INFO] running `Command { std: "docker" "start" "-a" "23bf47e0f200584fd6deaad9db08ef982fd9411a5a3e19d7fac9528cc67a6f82", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dotenv-aggregator v0.0.1-alpha (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/lib/env_text.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `is_comment`
[INFO] [stdout]   --> src/lib/env_text.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     is_comment: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Element` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/lib/env_text.rs:8:10
[INFO] [stdout]    |
[INFO] [stdout] 8  | #[derive(Debug)]
[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: associated function is never used: `update_text`
[INFO] [stdout]   --> src/lib/env_text.rs:99:12
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub fn update_text(&mut self, text: String) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/dotenv_aggregator-dc5f7b045b84dd11)
[INFO] running `Command { std: "docker" "inspect" "23bf47e0f200584fd6deaad9db08ef982fd9411a5a3e19d7fac9528cc67a6f82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23bf47e0f200584fd6deaad9db08ef982fd9411a5a3e19d7fac9528cc67a6f82", kill_on_drop: false }`
[INFO] [stdout] 23bf47e0f200584fd6deaad9db08ef982fd9411a5a3e19d7fac9528cc67a6f82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 0bb648f103ba02f6847b8ac652eeca5cc797f2578c81d2b75cb3a9d3531d75d3
[INFO] running `Command { std: "docker" "start" "-a" "0bb648f103ba02f6847b8ac652eeca5cc797f2578c81d2b75cb3a9d3531d75d3", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/lib/env_text.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `is_comment`
[INFO] [stderr]   --> src/lib/env_text.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     is_comment: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `Element` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/lib/env_text.rs:8:10
[INFO] [stderr]    |
[INFO] [stderr] 8  | #[derive(Debug)]
[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: associated function is never used: `update_text`
[INFO] [stderr]   --> src/lib/env_text.rs:99:12
[INFO] [stderr]    |
[INFO] [stderr] 99 |     pub fn update_text(&mut self, text: String) {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `dotenv-aggregator` (bin "dotenv-aggregator" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/dotenv_aggregator-dc5f7b045b84dd11)
[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" "0bb648f103ba02f6847b8ac652eeca5cc797f2578c81d2b75cb3a9d3531d75d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bb648f103ba02f6847b8ac652eeca5cc797f2578c81d2b75cb3a9d3531d75d3", kill_on_drop: false }`
[INFO] [stdout] 0bb648f103ba02f6847b8ac652eeca5cc797f2578c81d2b75cb3a9d3531d75d3