[INFO] fetching crate cargo-v5 0.1.0...
[INFO] testing cargo-v5-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate cargo-v5 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cargo-v5 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-v5 0.1.0
[INFO] finished tweaking crates.io crate cargo-v5 0.1.0
[INFO] tweaked toml for crates.io crate cargo-v5 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate cargo-v5 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ebf242f2dbb4d48f0d8e0da17503fc57ea61cd017262b072e49e46ca5e4651b
[INFO] running `Command { std: "docker" "start" "-a" "9ebf242f2dbb4d48f0d8e0da17503fc57ea61cd017262b072e49e46ca5e4651b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ebf242f2dbb4d48f0d8e0da17503fc57ea61cd017262b072e49e46ca5e4651b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ebf242f2dbb4d48f0d8e0da17503fc57ea61cd017262b072e49e46ca5e4651b", kill_on_drop: false }`
[INFO] [stdout] 9ebf242f2dbb4d48f0d8e0da17503fc57ea61cd017262b072e49e46ca5e4651b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff3e19faec50a69ef5a37fa9a747d16e1b1750efcf88b8cde319c50157e96676
[INFO] running `Command { std: "docker" "start" "-a" "ff3e19faec50a69ef5a37fa9a747d16e1b1750efcf88b8cde319c50157e96676", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling crc-catalog v1.1.1
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling wsl v0.1.0
[INFO] [stderr]    Compiling ascii v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling crc v2.1.0
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling cargo-v5 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr] error: failed to run custom build command for `cargo-v5 v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/cargo-v5-9aed657e78e4087a/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Could not find LIBV5_PATH environment variable
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ff3e19faec50a69ef5a37fa9a747d16e1b1750efcf88b8cde319c50157e96676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff3e19faec50a69ef5a37fa9a747d16e1b1750efcf88b8cde319c50157e96676", kill_on_drop: false }`
[INFO] [stdout] ff3e19faec50a69ef5a37fa9a747d16e1b1750efcf88b8cde319c50157e96676