[INFO] fetching crate cargo-clone-core 0.2.0...
[INFO] checking cargo-clone-core-0.2.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate cargo-clone-core 0.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate cargo-clone-core 0.2.0 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 crates.io crate cargo-clone-core 0.2.0
[INFO] finished tweaking crates.io crate cargo-clone-core 0.2.0
[INFO] tweaked toml for crates.io crate cargo-clone-core 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 161 packages
[INFO] [stderr]       Adding arrayvec v0.5.2 (latest: v0.7.4)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding bitmaps v2.1.0 (latest: v3.2.1)
[INFO] [stderr]       Adding cargo v0.66.0 (latest: v0.78.1)
[INFO] [stderr]       Adding clap v3.2.25 (latest: v4.5.4)
[INFO] [stderr]       Adding clap_lex v0.2.4 (latest: v0.7.0)
[INFO] [stderr]       Adding crates-io v0.34.0 (latest: v0.40.0)
[INFO] [stderr]       Adding env_logger v0.9.3 (latest: v0.11.3)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding git2 v0.15.0 (latest: v0.18.3)
[INFO] [stderr]       Adding git2-curl v0.16.0 (latest: v0.19.0)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding libgit2-sys v0.14.2+1.5.1 (latest: v0.16.2+1.7.2)
[INFO] [stderr]       Adding libssh2-sys v0.2.23 (latest: v0.3.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding opener v0.5.2 (latest: v0.7.0)
[INFO] [stderr]       Adding os_str_bytes v6.6.1 (latest: v7.0.0)
[INFO] [stderr]       Adding rand v0.4.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding remove_dir_all v0.5.3 (latest: v0.8.2)
[INFO] [stderr]       Adding rustfix v0.6.1 (latest: v0.8.1)
[INFO] [stderr]       Adding sized-chunks v0.6.5 (latest: v0.7.0)
[INFO] [stderr]       Adding strip-ansi-escapes v0.1.1 (latest: v0.2.0)
[INFO] [stderr]       Adding strsim v0.10.0 (latest: v0.11.1)
[INFO] [stderr]       Adding toml_edit v0.14.4 (latest: v0.22.9)
[INFO] [stderr]       Adding vte v0.10.1 (latest: v0.13.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded shell-escape v0.1.5
[INFO] [stderr]   Downloaded serde_ignored v0.1.10
[INFO] [stderr]   Downloaded vte_generate_state_changes v0.1.1
[INFO] [stderr]   Downloaded vte v0.10.1
[INFO] [stderr]   Downloaded strip-ansi-escapes v0.1.1
[INFO] [stderr]   Downloaded bytesize v1.3.0
[INFO] [stderr]   Downloaded fwdansi v1.1.0
[INFO] [stderr]   Downloaded cargo-util v0.2.10
[INFO] [stderr]   Downloaded rustc-workspace-hack v1.0.0
[INFO] [stderr]   Downloaded opener v0.5.2
[INFO] [stderr]   Downloaded miow v0.6.0
[INFO] [stderr]   Downloaded crates-io v0.34.0
[INFO] [stderr]   Downloaded git2-curl v0.16.0
[INFO] [stderr]   Downloaded rustfix v0.6.1
[INFO] [stderr]   Downloaded toml_edit v0.14.4
[INFO] [stderr]   Downloaded git2 v0.15.0
[INFO] [stderr]   Downloaded kstring v2.0.0
[INFO] [stderr]   Downloaded libssh2-sys v0.2.23
[INFO] [stderr]   Downloaded libgit2-sys v0.14.2+1.5.1
[INFO] [stderr]   Downloaded cargo v0.66.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 21c6ccd72dc42cbca4fa0917b71aa6b05bea8783e80feeded69c885bcdc789a7
[INFO] running `Command { std: "docker" "start" "-a" "21c6ccd72dc42cbca4fa0917b71aa6b05bea8783e80feeded69c885bcdc789a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21c6ccd72dc42cbca4fa0917b71aa6b05bea8783e80feeded69c885bcdc789a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21c6ccd72dc42cbca4fa0917b71aa6b05bea8783e80feeded69c885bcdc789a7", kill_on_drop: false }`
[INFO] [stdout] 21c6ccd72dc42cbca4fa0917b71aa6b05bea8783e80feeded69c885bcdc789a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3e30d9f4bcf10778e02673bed12f75a16ea2c017d6eee85c6e1e98478be7091d
[INFO] running `Command { std: "docker" "start" "-a" "3e30d9f4bcf10778e02673bed12f75a16ea2c017d6eee85c6e1e98478be7091d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling curl v0.4.46
[INFO] [stderr]    Compiling jobserver v0.1.28
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling filetime v0.2.23
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling tar v0.4.40
[INFO] [stderr]    Compiling im-rc v15.1.0
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking kstring v2.0.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking combine v4.6.6
[INFO] [stderr]     Checking vte v0.10.1
[INFO] [stderr]     Checking shell-escape v0.1.5
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking bytesize v1.3.0
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking home v0.5.9
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking unicode-xid v0.2.4
[INFO] [stderr]     Checking rustc-workspace-hack v1.0.0
[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking strip-ansi-escapes v0.1.1
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling libz-sys v1.1.16
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.9+1.58.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling curl-sys v0.4.72+curl-8.6.0
[INFO] [stderr]    Compiling libgit2-sys v0.14.2+1.5.1
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling cargo v0.66.0
[INFO] [stderr]     Checking bstr v1.9.1
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]     Checking globset v0.4.14
[INFO] [stderr]     Checking opener v0.5.2
[INFO] [stderr]     Checking ignore v0.4.22
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking cargo-util v0.2.10
[INFO] [stderr]     Checking git2 v0.15.0
[INFO] [stderr]     Checking git2-curl v0.16.0
[INFO] [stderr]     Checking serde_ignored v0.1.10
[INFO] [stderr]     Checking cargo-platform v0.1.8
[INFO] [stderr]     Checking toml_edit v0.14.4
[INFO] [stderr]     Checking os_info v3.8.2
[INFO] [stderr]     Checking rustfix v0.6.1
[INFO] [stderr]     Checking crates-io v0.34.0
[INFO] [stderr]     Checking cargo-clone-core v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `PathBuf` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:290:20
[INFO] [stdout]     |
[INFO] [stdout] 290 |     use std::{env, path::PathBuf};
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout] 291 |
[INFO] [stdout] 292 |     use super::*;
[INFO] [stdout]     |         -------- the item `PathBuf` is already imported here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.96s
[INFO] running `Command { std: "docker" "inspect" "3e30d9f4bcf10778e02673bed12f75a16ea2c017d6eee85c6e1e98478be7091d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e30d9f4bcf10778e02673bed12f75a16ea2c017d6eee85c6e1e98478be7091d", kill_on_drop: false }`
[INFO] [stdout] 3e30d9f4bcf10778e02673bed12f75a16ea2c017d6eee85c6e1e98478be7091d