[INFO] fetching crate finde-rs 0.1.4...
[INFO] testing finde-rs-0.1.4 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate finde-rs 0.1.4 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate finde-rs 0.1.4
[INFO] finished tweaking crates.io crate finde-rs 0.1.4
[INFO] tweaked toml for crates.io crate finde-rs 0.1.4 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate finde-rs 0.1.4 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] crate crates.io crate finde-rs 0.1.4 already has a lockfile, it will not be regenerated
[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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded owned-read v0.4.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 2b5af2a7e044c902f4f94b60179fb4f4ef7ee1cb6ec8d5f7296a857f3b1fe0b2
[INFO] running `Command { std: "docker" "start" "-a" "2b5af2a7e044c902f4f94b60179fb4f4ef7ee1cb6ec8d5f7296a857f3b1fe0b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b5af2a7e044c902f4f94b60179fb4f4ef7ee1cb6ec8d5f7296a857f3b1fe0b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b5af2a7e044c902f4f94b60179fb4f4ef7ee1cb6ec8d5f7296a857f3b1fe0b2", kill_on_drop: false }`
[INFO] [stdout] 2b5af2a7e044c902f4f94b60179fb4f4ef7ee1cb6ec8d5f7296a857f3b1fe0b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 051bd8372bce32f5eb752a454d37c9e99cc51deca10e156c4dd58de88f44768e
[INFO] running `Command { std: "docker" "start" "-a" "051bd8372bce32f5eb752a454d37c9e99cc51deca10e156c4dd58de88f44768e", kill_on_drop: false }`
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[INFO] [stderr]    Compiling structopt v0.3.11
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[INFO] [stderr]    Compiling rust-stemmers v1.2.0
[INFO] [stderr]    Compiling tantivy v0.11.3
[INFO] [stderr]    Compiling finde-rs v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `verbose` is never read
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Opt {
[INFO] [stdout]    |        --- field in this struct
[INFO] [stdout] 23 |     #[structopt(flatten)]
[INFO] [stdout] 24 |     verbose: clap_verbosity_flag::Verbosity,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_empty` is never used
[INFO] [stdout]  --> src/haslen.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait HasLen: std::marker::Send + 'static {
[INFO] [stdout]   |           ------ method in this trait
[INFO] [stdout] 4 |     fn len(&self) -> usize;
[INFO] [stdout] 5 |     fn is_empty(&self) -> bool {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized] target(s) in 25.34s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: snap v0.2.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "051bd8372bce32f5eb752a454d37c9e99cc51deca10e156c4dd58de88f44768e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "051bd8372bce32f5eb752a454d37c9e99cc51deca10e156c4dd58de88f44768e", kill_on_drop: false }`
[INFO] [stdout] 051bd8372bce32f5eb752a454d37c9e99cc51deca10e156c4dd58de88f44768e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a97bf7911cd29520354dda2329c5f254b62c79a10a866312eb396463360c9532
[INFO] running `Command { std: "docker" "start" "-a" "a97bf7911cd29520354dda2329c5f254b62c79a10a866312eb396463360c9532", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-husky v1.5.0
[INFO] [stderr]    Compiling finde-rs v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `verbose` is never read
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Opt {
[INFO] [stdout]    |        --- field in this struct
[INFO] [stdout] 23 |     #[structopt(flatten)]
[INFO] [stdout] 24 |     verbose: clap_verbosity_flag::Verbosity,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_empty` is never used
[INFO] [stdout]  --> src/haslen.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait HasLen: std::marker::Send + 'static {
[INFO] [stdout]   |           ------ method in this trait
[INFO] [stdout] 4 |     fn len(&self) -> usize;
[INFO] [stdout] 5 |     fn is_empty(&self) -> bool {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized] target(s) in 1.30s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: snap v0.2.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "a97bf7911cd29520354dda2329c5f254b62c79a10a866312eb396463360c9532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a97bf7911cd29520354dda2329c5f254b62c79a10a866312eb396463360c9532", kill_on_drop: false }`
[INFO] [stdout] a97bf7911cd29520354dda2329c5f254b62c79a10a866312eb396463360c9532
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] bb8e5a7e3071a5268f7adfc9cd3d683dde27fe28847d56769be171cf01faf520
[INFO] running `Command { std: "docker" "start" "-a" "bb8e5a7e3071a5268f7adfc9cd3d683dde27fe28847d56769be171cf01faf520", kill_on_drop: false }`
[INFO] [stderr] warning: field `verbose` is never read
[INFO] [stderr]   --> src/main.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | struct Opt {
[INFO] [stderr]    |        --- field in this struct
[INFO] [stderr] 23 |     #[structopt(flatten)]
[INFO] [stderr] 24 |     verbose: clap_verbosity_flag::Verbosity,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_empty` is never used
[INFO] [stderr]  --> src/haslen.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub trait HasLen: std::marker::Send + 'static {
[INFO] [stderr]   |           ------ method in this trait
[INFO] [stderr] 4 |     fn len(&self) -> usize;
[INFO] [stderr] 5 |     fn is_empty(&self) -> bool {
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `finde-rs` (bin "finde-rs" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized] target(s) in 0.15s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: snap v0.2.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/finde_rs-fb131a52e78d4e4c)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test scheduler::test::test_scale_with_bounds ... ok
[INFO] [stdout] test crawler::test::test_root_from_disconnected_channel - should panic ... ok
[INFO] [stdout] test crawler::test::test_root_from_channel ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bb8e5a7e3071a5268f7adfc9cd3d683dde27fe28847d56769be171cf01faf520", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb8e5a7e3071a5268f7adfc9cd3d683dde27fe28847d56769be171cf01faf520", kill_on_drop: false }`
[INFO] [stdout] bb8e5a7e3071a5268f7adfc9cd3d683dde27fe28847d56769be171cf01faf520