[INFO] cloning repository https://github.com/NichtsHsu/variadiz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NichtsHsu/variadiz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNichtsHsu%2Fvariadiz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNichtsHsu%2Fvariadiz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3edb62d9e975331c2aefdb6f5a6d8c8bd70794e
[INFO] checking NichtsHsu/variadiz against master#42b384ec0dfcd528d99a4db0a337d9188a9eecaa for pr-133502-16
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNichtsHsu%2Fvariadiz" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/NichtsHsu/variadiz
[INFO] finished tweaking git repo https://github.com/NichtsHsu/variadiz
[INFO] tweaked toml for git repo https://github.com/NichtsHsu/variadiz written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/NichtsHsu/variadiz on toolchain 42b384ec0dfcd528d99a4db0a337d9188a9eecaa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+42b384ec0dfcd528d99a4db0a337d9188a9eecaa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/NichtsHsu/variadiz 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" "+42b384ec0dfcd528d99a4db0a337d9188a9eecaa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tuplez v0.14.16
[INFO] [stderr]   Downloaded quote v1.0.39
[INFO] [stderr]   Downloaded tuplez-macros v0.7.0
[INFO] [stderr]   Downloaded nanoid v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+42b384ec0dfcd528d99a4db0a337d9188a9eecaa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8de8f81ab81da07f023aee4292909cbda8f46ccd2bf9500b66836e7f9ef6cf6b
[INFO] running `Command { std: "docker" "start" "-a" "8de8f81ab81da07f023aee4292909cbda8f46ccd2bf9500b66836e7f9ef6cf6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8de8f81ab81da07f023aee4292909cbda8f46ccd2bf9500b66836e7f9ef6cf6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8de8f81ab81da07f023aee4292909cbda8f46ccd2bf9500b66836e7f9ef6cf6b", kill_on_drop: false }`
[INFO] [stdout] 8de8f81ab81da07f023aee4292909cbda8f46ccd2bf9500b66836e7f9ef6cf6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+42b384ec0dfcd528d99a4db0a337d9188a9eecaa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a0943d2104794e942fab180ae8ec93beec8bbb734839946499b5e513d8048ff
[INFO] running `Command { std: "docker" "start" "-a" "8a0943d2104794e942fab180ae8ec93beec8bbb734839946499b5e513d8048ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking nanoid v0.4.0
[INFO] [stderr]     Checking variadiz-macros v1.4.0 (/opt/rustwide/workdir/variadiz-macros)
[INFO] [stderr]    Compiling tuplez-macros v0.7.0
[INFO] [stderr]     Checking tuplez v0.14.16
[INFO] [stderr]     Checking variadiz v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.29s
[INFO] running `Command { std: "docker" "inspect" "8a0943d2104794e942fab180ae8ec93beec8bbb734839946499b5e513d8048ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a0943d2104794e942fab180ae8ec93beec8bbb734839946499b5e513d8048ff", kill_on_drop: false }`
[INFO] [stdout] 8a0943d2104794e942fab180ae8ec93beec8bbb734839946499b5e513d8048ff