[INFO] fetching crate fingertrees 0.2.11...
[INFO] testing fingertrees-0.2.11 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate fingertrees 0.2.11 into /workspace/builds/worker-2-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-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fingertrees 0.2.11 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 94 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.5.1 (available: v0.8.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quickcheck v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15eb94b32352e2eab28007c42cf1414b36be974bac71e32ce5c81aa596f5fdbe
[INFO] running `Command { std: "docker" "start" "-a" "15eb94b32352e2eab28007c42cf1414b36be974bac71e32ce5c81aa596f5fdbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15eb94b32352e2eab28007c42cf1414b36be974bac71e32ce5c81aa596f5fdbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15eb94b32352e2eab28007c42cf1414b36be974bac71e32ce5c81aa596f5fdbe", kill_on_drop: false }`
[INFO] [stdout] 15eb94b32352e2eab28007c42cf1414b36be974bac71e32ce5c81aa596f5fdbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aecbb3e637252eef6c5b65b34719593344d740d3c983f44bec9e0fb308da82d4
[INFO] running `Command { std: "docker" "start" "-a" "aecbb3e637252eef6c5b65b34719593344d740d3c983f44bec9e0fb308da82d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling fingertrees v0.2.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "aecbb3e637252eef6c5b65b34719593344d740d3c983f44bec9e0fb308da82d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aecbb3e637252eef6c5b65b34719593344d740d3c983f44bec9e0fb308da82d4", kill_on_drop: false }`
[INFO] [stdout] aecbb3e637252eef6c5b65b34719593344d740d3c983f44bec9e0fb308da82d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91bf1031f96924095dc7261261c4fbbe10672c6aeccf2167771b74afdf2d8f96
[INFO] running `Command { std: "docker" "start" "-a" "91bf1031f96924095dc7261261c4fbbe10672c6aeccf2167771b74afdf2d8f96", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling zerocopy-derive v0.8.48
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling rand_core v0.10.0
[INFO] [stderr]    Compiling clap_lex v1.1.0
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling anstyle v1.0.14
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling clap_builder v4.6.0
[INFO] [stderr]    Compiling rand v0.10.0
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling clap v4.6.0
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling env_filter v1.0.1
[INFO] [stderr]    Compiling env_logger v0.11.10
[INFO] [stderr]    Compiling quickcheck v1.1.0
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling ciborium v0.2.2
[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" "91bf1031f96924095dc7261261c4fbbe10672c6aeccf2167771b74afdf2d8f96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91bf1031f96924095dc7261261c4fbbe10672c6aeccf2167771b74afdf2d8f96", kill_on_drop: false }`
[INFO] [stdout] 91bf1031f96924095dc7261261c4fbbe10672c6aeccf2167771b74afdf2d8f96