[INFO] cloning repository https://github.com/mananuf/rust-merkle-tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mananuf/rust-merkle-tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmananuf%2Frust-merkle-tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmananuf%2Frust-merkle-tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 612b65d2b0b29bf4d49d63886d8f8cb3cefb03d4
[INFO] checking mananuf/rust-merkle-tree against master#e9182f195b8505c87c4bd055b9f6e114ccda0981 for pr-144098
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmananuf%2Frust-merkle-tree" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mananuf/rust-merkle-tree
[INFO] finished tweaking git repo https://github.com/mananuf/rust-merkle-tree
[INFO] tweaked toml for git repo https://github.com/mananuf/rust-merkle-tree written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mananuf/rust-merkle-tree on toolchain e9182f195b8505c87c4bd055b9f6e114ccda0981
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mananuf/rust-merkle-tree 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" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc933fe673a1639a8b7a186deb36e22457b75d37f5e5d73d9c6dfaa4d8cf63b2
[INFO] running `Command { std: "docker" "start" "-a" "cc933fe673a1639a8b7a186deb36e22457b75d37f5e5d73d9c6dfaa4d8cf63b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc933fe673a1639a8b7a186deb36e22457b75d37f5e5d73d9c6dfaa4d8cf63b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc933fe673a1639a8b7a186deb36e22457b75d37f5e5d73d9c6dfaa4d8cf63b2", kill_on_drop: false }`
[INFO] [stdout] cc933fe673a1639a8b7a186deb36e22457b75d37f5e5d73d9c6dfaa4d8cf63b2
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03da5d3bbe72874417835bbb7a3d4e1037d0802644210c99742901a0d8dc2615
[INFO] running `Command { std: "docker" "start" "-a" "03da5d3bbe72874417835bbb7a3d4e1037d0802644210c99742901a0d8dc2615", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking cpufeatures v0.2.17
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking csv-core v0.1.12
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking tokio v1.44.0
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking csv v1.3.1
[INFO] [stderr]    Compiling async-trait v0.1.87
[INFO] [stderr]     Checking sha256 v1.6.0
[INFO] [stderr]     Checking rust-merkle-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `process`
[INFO] [stdout]  --> src/lib/utils.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{error::Error, process};
[INFO] [stdout]   |                         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `process`
[INFO] [stdout]  --> src/lib/utils.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{error::Error, process};
[INFO] [stdout]   |                         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.93s
[INFO] running `Command { std: "docker" "inspect" "03da5d3bbe72874417835bbb7a3d4e1037d0802644210c99742901a0d8dc2615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03da5d3bbe72874417835bbb7a3d4e1037d0802644210c99742901a0d8dc2615", kill_on_drop: false }`
[INFO] [stdout] 03da5d3bbe72874417835bbb7a3d4e1037d0802644210c99742901a0d8dc2615