[INFO] fetching crate declutter 0.1.0...
[INFO] testing declutter-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 declutter 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate declutter 0.1.0
[INFO] finished tweaking crates.io crate declutter 0.1.0
[INFO] tweaked toml for crates.io crate declutter 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate declutter 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] 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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 179eebde00b3a8f4026fdd745158af108cda0291c306dedc9ca955b420ea386e
[INFO] running `Command { std: "docker" "start" "-a" "179eebde00b3a8f4026fdd745158af108cda0291c306dedc9ca955b420ea386e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "179eebde00b3a8f4026fdd745158af108cda0291c306dedc9ca955b420ea386e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "179eebde00b3a8f4026fdd745158af108cda0291c306dedc9ca955b420ea386e", kill_on_drop: false }`
[INFO] [stdout] 179eebde00b3a8f4026fdd745158af108cda0291c306dedc9ca955b420ea386e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 43aaf4313784d3e1c13cbab0040f3e838439fdbde70b3a33fc4d5a260f80664f
[INFO] running `Command { std: "docker" "start" "-a" "43aaf4313784d3e1c13cbab0040f3e838439fdbde70b3a33fc4d5a260f80664f", kill_on_drop: false }`
[INFO] [stderr]    Compiling declutter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `allow_extensionless`, `allow_extensions`, `deny_extensions`, and `deny_keywords` are never read
[INFO] [stdout]   --> src/lib.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Budget<'b> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 24 |     allow_extensionless: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     allow_extensions: Option<&'b [&'b str]>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     deny_extensions: Option<&'b [&'b str]>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51 |     deny_keywords: Option<&'b [&'b str]>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `budget` is never read
[INFO] [stdout]   --> src/lib.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct Declutter<'b> {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 60 |     budget: Budget<'b>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "43aaf4313784d3e1c13cbab0040f3e838439fdbde70b3a33fc4d5a260f80664f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43aaf4313784d3e1c13cbab0040f3e838439fdbde70b3a33fc4d5a260f80664f", kill_on_drop: false }`
[INFO] [stdout] 43aaf4313784d3e1c13cbab0040f3e838439fdbde70b3a33fc4d5a260f80664f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 24fca9d4fb84f32da62815bb2a730b8cd39dc08c7f2efada5b6850745cbb3bea
[INFO] running `Command { std: "docker" "start" "-a" "24fca9d4fb84f32da62815bb2a730b8cd39dc08c7f2efada5b6850745cbb3bea", kill_on_drop: false }`
[INFO] [stderr]    Compiling declutter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `allow_extensionless`, `allow_extensions`, `deny_extensions`, and `deny_keywords` are never read
[INFO] [stdout]   --> src/lib.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Budget<'b> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 24 |     allow_extensionless: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     allow_extensions: Option<&'b [&'b str]>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     deny_extensions: Option<&'b [&'b str]>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51 |     deny_keywords: Option<&'b [&'b str]>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `budget` is never read
[INFO] [stdout]   --> src/lib.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct Declutter<'b> {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 60 |     budget: Budget<'b>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `allow_extensionless`, `allow_extensions`, `deny_extensions`, and `deny_keywords` are never read
[INFO] [stdout]   --> src/lib.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Budget<'b> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 24 |     allow_extensionless: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     allow_extensions: Option<&'b [&'b str]>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     deny_extensions: Option<&'b [&'b str]>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51 |     deny_keywords: Option<&'b [&'b str]>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `budget` is never read
[INFO] [stdout]   --> src/lib.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct Declutter<'b> {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 60 |     budget: Budget<'b>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "24fca9d4fb84f32da62815bb2a730b8cd39dc08c7f2efada5b6850745cbb3bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24fca9d4fb84f32da62815bb2a730b8cd39dc08c7f2efada5b6850745cbb3bea", kill_on_drop: false }`
[INFO] [stdout] 24fca9d4fb84f32da62815bb2a730b8cd39dc08c7f2efada5b6850745cbb3bea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 6c3535dacaac45cbffe6821aa73d86decd4720df68f688051bd38b960b313a91
[INFO] running `Command { std: "docker" "start" "-a" "6c3535dacaac45cbffe6821aa73d86decd4720df68f688051bd38b960b313a91", kill_on_drop: false }`
[INFO] [stderr] warning: fields `allow_extensionless`, `allow_extensions`, `deny_extensions`, and `deny_keywords` are never read
[INFO] [stderr]   --> src/lib.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct Budget<'b> {
[INFO] [stderr]    |            ------ fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 24 |     allow_extensionless: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 33 |     allow_extensions: Option<&'b [&'b str]>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 |     deny_extensions: Option<&'b [&'b str]>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 51 |     deny_keywords: Option<&'b [&'b str]>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `budget` is never read
[INFO] [stderr]   --> src/lib.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub struct Declutter<'b> {
[INFO] [stderr]    |            --------- field in this struct
[INFO] [stderr] 60 |     budget: Budget<'b>,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `declutter` (lib) generated 2 warnings
[INFO] [stderr] warning: `declutter` (lib test) generated 2 warnings (2 duplicates)
[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/declutter-dd021730ab682a2e)
[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" "6c3535dacaac45cbffe6821aa73d86decd4720df68f688051bd38b960b313a91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c3535dacaac45cbffe6821aa73d86decd4720df68f688051bd38b960b313a91", kill_on_drop: false }`
[INFO] [stdout] 6c3535dacaac45cbffe6821aa73d86decd4720df68f688051bd38b960b313a91