[INFO] fetching crate fingertrees 0.2.11...
[INFO] testing fingertrees-0.2.11 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_0
[INFO] extracting crate fingertrees 0.2.11 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate fingertrees 0.2.11
[INFO] finished tweaking crates.io crate fingertrees 0.2.11
[INFO] tweaked toml for crates.io crate fingertrees 0.2.11 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fingertrees 0.2.11 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]      Locking 75 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.5.1 (available: v0.6.0)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5b42fabe8dc44be292566646a6f19e055400ef6b72c0b1ff862245e87bb085e1
[INFO] running `Command { std: "docker" "start" "-a" "5b42fabe8dc44be292566646a6f19e055400ef6b72c0b1ff862245e87bb085e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b42fabe8dc44be292566646a6f19e055400ef6b72c0b1ff862245e87bb085e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b42fabe8dc44be292566646a6f19e055400ef6b72c0b1ff862245e87bb085e1", kill_on_drop: false }`
[INFO] [stdout] 5b42fabe8dc44be292566646a6f19e055400ef6b72c0b1ff862245e87bb085e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 66f59dec066e9a47368436fb870c1ea9582ca3fa0a17328e09f53c67e8c85710
[INFO] running `Command { std: "docker" "start" "-a" "66f59dec066e9a47368436fb870c1ea9582ca3fa0a17328e09f53c67e8c85710", kill_on_drop: false }`
[INFO] [stderr]    Compiling fingertrees v0.2.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "66f59dec066e9a47368436fb870c1ea9582ca3fa0a17328e09f53c67e8c85710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66f59dec066e9a47368436fb870c1ea9582ca3fa0a17328e09f53c67e8c85710", kill_on_drop: false }`
[INFO] [stdout] 66f59dec066e9a47368436fb870c1ea9582ca3fa0a17328e09f53c67e8c85710
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] be7df35edc9266f49d763a6afba06b4587bbca3852859fb0a3624230197375fc
[INFO] running `Command { std: "docker" "start" "-a" "be7df35edc9266f49d763a6afba06b4587bbca3852859fb0a3624230197375fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling clap_builder v4.5.40
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling clap v4.5.40
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling fingertrees v0.2.11 (/opt/rustwide/workdir)
[INFO] [stdout] error: trait `TestSend` is never used
[INFO] [stdout]    --> src/test/simple.rs:107:11
[INFO] [stdout]     |
[INFO] [stdout] 107 |     trait TestSend: Send {}
[INFO] [stdout]     |           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:59:9
[INFO] [stdout]     |
[INFO] [stdout] 59  | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(dead_code)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: trait `TestSync` is never used
[INFO] [stdout]    --> src/test/simple.rs:115:11
[INFO] [stdout]     |
[INFO] [stdout] 115 |     trait TestSync: Sync {}
[INFO] [stdout]     |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fingertrees` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "be7df35edc9266f49d763a6afba06b4587bbca3852859fb0a3624230197375fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be7df35edc9266f49d763a6afba06b4587bbca3852859fb0a3624230197375fc", kill_on_drop: false }`
[INFO] [stdout] be7df35edc9266f49d763a6afba06b4587bbca3852859fb0a3624230197375fc