[INFO] fetching crate dotenv-aggregator 0.0.1-alpha...
[INFO] testing dotenv-aggregator-0.0.1-alpha against 1.60.0 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 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0e8bf3fcb401fc3390b95c06f9cc6655d2779aaca5aa13f5572c1b599f22578
[INFO] running `Command { std: "docker" "start" "-a" "d0e8bf3fcb401fc3390b95c06f9cc6655d2779aaca5aa13f5572c1b599f22578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0e8bf3fcb401fc3390b95c06f9cc6655d2779aaca5aa13f5572c1b599f22578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0e8bf3fcb401fc3390b95c06f9cc6655d2779aaca5aa13f5572c1b599f22578", kill_on_drop: false }`
[INFO] [stdout] d0e8bf3fcb401fc3390b95c06f9cc6655d2779aaca5aa13f5572c1b599f22578
[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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2e5583392468f3ec0b9b7b555454e5646918f1e9613455b9fb12c3a0fdf76f7
[INFO] running `Command { std: "docker" "start" "-a" "f2e5583392468f3ec0b9b7b555454e5646918f1e9613455b9fb12c3a0fdf76f7", 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] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "f2e5583392468f3ec0b9b7b555454e5646918f1e9613455b9fb12c3a0fdf76f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2e5583392468f3ec0b9b7b555454e5646918f1e9613455b9fb12c3a0fdf76f7", kill_on_drop: false }`
[INFO] [stdout] f2e5583392468f3ec0b9b7b555454e5646918f1e9613455b9fb12c3a0fdf76f7
[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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca5177624e519cc3633dde2c400cab99231c31cdf538306ab9daa09d1a1cbf9c
[INFO] running `Command { std: "docker" "start" "-a" "ca5177624e519cc3633dde2c400cab99231c31cdf538306ab9daa09d1a1cbf9c", 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] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "ca5177624e519cc3633dde2c400cab99231c31cdf538306ab9daa09d1a1cbf9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca5177624e519cc3633dde2c400cab99231c31cdf538306ab9daa09d1a1cbf9c", kill_on_drop: false }`
[INFO] [stdout] ca5177624e519cc3633dde2c400cab99231c31cdf538306ab9daa09d1a1cbf9c
[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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 02614e937fbe71625a65dcbb9e3ab8c83560451b0081457ea7fae57e2a84c3d0
[INFO] running `Command { std: "docker" "start" "-a" "02614e937fbe71625a65dcbb9e3ab8c83560451b0081457ea7fae57e2a84c3d0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 1.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dotenv_aggregator-6512db309dc37229)
[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" "02614e937fbe71625a65dcbb9e3ab8c83560451b0081457ea7fae57e2a84c3d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02614e937fbe71625a65dcbb9e3ab8c83560451b0081457ea7fae57e2a84c3d0", kill_on_drop: false }`
[INFO] [stdout] 02614e937fbe71625a65dcbb9e3ab8c83560451b0081457ea7fae57e2a84c3d0