[INFO] cloning repository https://github.com/Asone/hdifinder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Asone/hdifinder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAsone%2Fhdifinder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAsone%2Fhdifinder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 020f9a5a59c018b38564a446f49e00783f771352
[INFO] checking Asone/hdifinder against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAsone%2Fhdifinder" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Asone/hdifinder on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Asone/hdifinder
[INFO] finished tweaking git repo https://github.com/Asone/hdifinder
[INFO] tweaked toml for git repo https://github.com/Asone/hdifinder written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Asone/hdifinder 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitcoin_hashes v0.9.7
[INFO] [stderr]   Downloaded predicates v2.0.2
[INFO] [stderr]   Downloaded secp256k1-sys v0.4.1
[INFO] [stderr]   Downloaded bip39 v1.0.1
[INFO] [stderr]   Downloaded hdpath v0.6.0
[INFO] [stderr]   Downloaded assert_cmd v2.0.1
[INFO] [stderr]   Downloaded bitcoin v0.27.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0e6afba7f0fcc831d60f781f85d0544d648411dab1421284471e31bd6dd38af
[INFO] running `Command { std: "docker" "start" "-a" "d0e6afba7f0fcc831d60f781f85d0544d648411dab1421284471e31bd6dd38af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0e6afba7f0fcc831d60f781f85d0544d648411dab1421284471e31bd6dd38af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0e6afba7f0fcc831d60f781f85d0544d648411dab1421284471e31bd6dd38af", kill_on_drop: false }`
[INFO] [stdout] d0e6afba7f0fcc831d60f781f85d0544d648411dab1421284471e31bd6dd38af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4bbc92ccc8b726c3a5e1195a18b83d606d4517f7fe927b3a5671bde5a1faa1c
[INFO] running `Command { std: "docker" "start" "-a" "e4bbc92ccc8b726c3a5e1195a18b83d606d4517f7fe927b3a5671bde5a1faa1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking predicates-core v1.0.2
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking bech32 v0.8.1
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking bitcoin_hashes v0.10.0
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking predicates-tree v1.0.3
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking bitcoin_hashes v0.9.7
[INFO] [stderr]     Checking unicode-normalization v0.1.9
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling secp256k1-sys v0.4.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking predicates v2.0.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking assert_cmd v2.0.1
[INFO] [stderr]     Checking secp256k1 v0.20.3
[INFO] [stderr]     Checking bitcoin v0.27.0
[INFO] [stderr]     Checking bip39 v1.0.1
[INFO] [stderr]     Checking hdpath v0.6.0
[INFO] [stderr]     Checking hdifinder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `assert_cmd::Command`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use assert_cmd::Command;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `str::from_utf8`
[INFO] [stdout]   --> src/main.rs:16:26
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::{process::exit, str::from_utf8};
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.88s
[INFO] running `Command { std: "docker" "inspect" "e4bbc92ccc8b726c3a5e1195a18b83d606d4517f7fe927b3a5671bde5a1faa1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4bbc92ccc8b726c3a5e1195a18b83d606d4517f7fe927b3a5671bde5a1faa1c", kill_on_drop: false }`
[INFO] [stdout] e4bbc92ccc8b726c3a5e1195a18b83d606d4517f7fe927b3a5671bde5a1faa1c