[INFO] fetching crate configuro 0.1.0...
[INFO] testing configuro-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate configuro 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate configuro 0.1.0
[INFO] finished tweaking crates.io crate configuro 0.1.0
[INFO] tweaked toml for crates.io crate configuro 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate configuro 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] [stderr]       Adding serde_yaml v0.8.26 (available: v0.9.34+deprecated)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4fcb5fc2f369cc63d707c75a590fe3abfb0f77a3c7768c042a9341442195e7e
[INFO] running `Command { std: "docker" "start" "-a" "a4fcb5fc2f369cc63d707c75a590fe3abfb0f77a3c7768c042a9341442195e7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4fcb5fc2f369cc63d707c75a590fe3abfb0f77a3c7768c042a9341442195e7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4fcb5fc2f369cc63d707c75a590fe3abfb0f77a3c7768c042a9341442195e7e", kill_on_drop: false }`
[INFO] [stdout] a4fcb5fc2f369cc63d707c75a590fe3abfb0f77a3c7768c042a9341442195e7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 7c34ee78aec937ed8a070c4cdaa881752733d13ab43a1a0d80935d78e644394c
[INFO] running `Command { std: "docker" "start" "-a" "7c34ee78aec937ed8a070c4cdaa881752733d13ab43a1a0d80935d78e644394c", kill_on_drop: false }`
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling serde_yaml v0.8.26
[INFO] [stderr]    Compiling configuro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.17s
[INFO] running `Command { std: "docker" "inspect" "7c34ee78aec937ed8a070c4cdaa881752733d13ab43a1a0d80935d78e644394c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c34ee78aec937ed8a070c4cdaa881752733d13ab43a1a0d80935d78e644394c", kill_on_drop: false }`
[INFO] [stdout] 7c34ee78aec937ed8a070c4cdaa881752733d13ab43a1a0d80935d78e644394c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] bcfc0c3cb6a66d3f53abd634410417c39d520302a5677b90a49f7857ad76f1ee
[INFO] running `Command { std: "docker" "start" "-a" "bcfc0c3cb6a66d3f53abd634410417c39d520302a5677b90a49f7857ad76f1ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling configuro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `var`
[INFO] [stdout]   --> src/profiles.rs:18:41
[INFO] [stdout]    |
[INFO] [stdout] 18 |     use std::env::{remove_var, set_var, var};
[INFO] [stdout]    |                                         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "bcfc0c3cb6a66d3f53abd634410417c39d520302a5677b90a49f7857ad76f1ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcfc0c3cb6a66d3f53abd634410417c39d520302a5677b90a49f7857ad76f1ee", kill_on_drop: false }`
[INFO] [stdout] bcfc0c3cb6a66d3f53abd634410417c39d520302a5677b90a49f7857ad76f1ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 36563673f2b88a95e378956cfa8346b816c49cb227c758e2dc24a690cb375bcd
[INFO] running `Command { std: "docker" "start" "-a" "36563673f2b88a95e378956cfa8346b816c49cb227c758e2dc24a690cb375bcd", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `var`
[INFO] [stderr]   --> src/profiles.rs:18:41
[INFO] [stderr]    |
[INFO] [stderr] 18 |     use std::env::{remove_var, set_var, var};
[INFO] [stderr]    |                                         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `configuro` (lib test) generated 1 warning (run `cargo fix --lib -p configuro --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/configuro-35ae8cfb4ba08d3c)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test profiles::tests::should_return_default_when_no_env_var ... ok
[INFO] [stdout] test profiles::tests::should_return_empty_when_no_env_var ... ok
[INFO] [stdout] test profiles::tests::should_discover_multiple_profiles ... ok
[INFO] [stdout] test profiles::tests::should_discover_single_profile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "36563673f2b88a95e378956cfa8346b816c49cb227c758e2dc24a690cb375bcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36563673f2b88a95e378956cfa8346b816c49cb227c758e2dc24a690cb375bcd", kill_on_drop: false }`
[INFO] [stdout] 36563673f2b88a95e378956cfa8346b816c49cb227c758e2dc24a690cb375bcd