[INFO] cloning repository https://github.com/drbh/binsparse-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/drbh/binsparse-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrbh%2Fbinsparse-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrbh%2Fbinsparse-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e8f5f3bded59cb13bede713fc88ff3c2698d29f0
[INFO] checking drbh/binsparse-rs against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrbh%2Fbinsparse-rs" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/drbh/binsparse-rs
[INFO] finished tweaking git repo https://github.com/drbh/binsparse-rs
[INFO] tweaked toml for git repo https://github.com/drbh/binsparse-rs written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/drbh/binsparse-rs on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/drbh/binsparse-rs 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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/aldanor/hdf5-rust.git`
[INFO] [stderr]     Updating git submodule `https://github.com/HDFGroup/hdf5.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd6502d939ac609a9b8875920a02e1484c9685c0e01339d569030152b59d39f1
[INFO] running `Command { std: "docker" "start" "-a" "bd6502d939ac609a9b8875920a02e1484c9685c0e01339d569030152b59d39f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd6502d939ac609a9b8875920a02e1484c9685c0e01339d569030152b59d39f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd6502d939ac609a9b8875920a02e1484c9685c0e01339d569030152b59d39f1", kill_on_drop: false }`
[INFO] [stdout] bd6502d939ac609a9b8875920a02e1484c9685c0e01339d569030152b59d39f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81496e6b50cce0d100cc5a57961ac0f4205de82f4ee103900f91ff70e81faa4c
[INFO] running `Command { std: "docker" "start" "-a" "81496e6b50cce0d100cc5a57961ac0f4205de82f4ee103900f91ff70e81faa4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking binsparse-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `MatrixBuilder` is never constructed
[INFO] [stdout]    --> src/matrix.rs:303:12
[INFO] [stdout]     |
[INFO] [stdout] 303 | pub struct MatrixBuilder<B: StorageBackend> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]     = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `binsparse-rs` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: struct `MatrixBuilder` is never constructed
[INFO] [stdout]    --> src/matrix.rs:303:12
[INFO] [stdout]     |
[INFO] [stdout] 303 | pub struct MatrixBuilder<B: StorageBackend> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]     = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `binsparse-rs` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "81496e6b50cce0d100cc5a57961ac0f4205de82f4ee103900f91ff70e81faa4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81496e6b50cce0d100cc5a57961ac0f4205de82f4ee103900f91ff70e81faa4c", kill_on_drop: false }`
[INFO] [stdout] 81496e6b50cce0d100cc5a57961ac0f4205de82f4ee103900f91ff70e81faa4c