[INFO] fetching crate envar 0.1.1...
[INFO] testing envar-0.1.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate envar 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate envar 0.1.1
[INFO] finished tweaking crates.io crate envar 0.1.1
[INFO] tweaked toml for crates.io crate envar 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate envar 0.1.1 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]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.104)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 378c044b44367ebf211210018b80b9eca80437ab3a575f4cf20923523570b29c
[INFO] running `Command { std: "docker" "start" "-a" "378c044b44367ebf211210018b80b9eca80437ab3a575f4cf20923523570b29c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "378c044b44367ebf211210018b80b9eca80437ab3a575f4cf20923523570b29c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "378c044b44367ebf211210018b80b9eca80437ab3a575f4cf20923523570b29c", kill_on_drop: false }`
[INFO] [stdout] 378c044b44367ebf211210018b80b9eca80437ab3a575f4cf20923523570b29c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3501d59fc00283ad2e013108c21b1eb639dd6cee550b38a4593ef307c6a99f7d
[INFO] running `Command { std: "docker" "start" "-a" "3501d59fc00283ad2e013108c21b1eb639dd6cee550b38a4593ef307c6a99f7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling envar v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.63s
[INFO] running `Command { std: "docker" "inspect" "3501d59fc00283ad2e013108c21b1eb639dd6cee550b38a4593ef307c6a99f7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3501d59fc00283ad2e013108c21b1eb639dd6cee550b38a4593ef307c6a99f7d", kill_on_drop: false }`
[INFO] [stdout] 3501d59fc00283ad2e013108c21b1eb639dd6cee550b38a4593ef307c6a99f7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b8f79cf453b0e087e49722a7bec8ff545bbda378c4957770146d343e2fdeb0ff
[INFO] running `Command { std: "docker" "start" "-a" "b8f79cf453b0e087e49722a7bec8ff545bbda378c4957770146d343e2fdeb0ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling envar v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "b8f79cf453b0e087e49722a7bec8ff545bbda378c4957770146d343e2fdeb0ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8f79cf453b0e087e49722a7bec8ff545bbda378c4957770146d343e2fdeb0ff", kill_on_drop: false }`
[INFO] [stdout] b8f79cf453b0e087e49722a7bec8ff545bbda378c4957770146d343e2fdeb0ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a4ce901c577acc9b33237e1221645ed90617f0c34c5f4a17a99b2d91d0d75ff4
[INFO] running `Command { std: "docker" "start" "-a" "a4ce901c577acc9b33237e1221645ed90617f0c34c5f4a17a99b2d91d0d75ff4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/envar-bdb4cc615d63b9c3)
[INFO] [stderr]    Doc-tests envar
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - env_new (line 32) ... FAILED
[INFO] [stdout] test src/lib.rs - env_new (line 11) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - env_new (line 32) stdout ----
[INFO] [stdout] error: proc-macro derive panicked
[INFO] [stdout]  --> src/lib.rs:35:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Envar)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: message: Environment variable DB_CONNECTION_PORT not found
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - env_new (line 11) stdout ----
[INFO] [stdout] error: proc-macro derive panicked
[INFO] [stdout]  --> src/lib.rs:14:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Envar)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: message: Environment variable DB_CONNECTION_PORT not found
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `Config` in the current scope
[INFO] [stdout]   --> src/lib.rs:23:24
[INFO] [stdout]    |
[INFO] [stdout] 6  | struct Config {
[INFO] [stdout]    | ------------- function or associated item `new` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |   let config = Config::new();
[INFO] [stdout]    |                        ^^^ function or associated item not found in `Config`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - env_new (line 11)
[INFO] [stdout]     src/lib.rs - env_new (line 32)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "a4ce901c577acc9b33237e1221645ed90617f0c34c5f4a17a99b2d91d0d75ff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4ce901c577acc9b33237e1221645ed90617f0c34c5f4a17a99b2d91d0d75ff4", kill_on_drop: false }`
[INFO] [stdout] a4ce901c577acc9b33237e1221645ed90617f0c34c5f4a17a99b2d91d0d75ff4