[INFO] cloning repository https://github.com/BwLenhm3a8Fzu5FZpP/filesync
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BwLenhm3a8Fzu5FZpP/filesync" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBwLenhm3a8Fzu5FZpP%2Ffilesync", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBwLenhm3a8Fzu5FZpP%2Ffilesync'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 681cb8b4fed192219f006a51bb10dc46426fb970
[INFO] checking BwLenhm3a8Fzu5FZpP/filesync against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBwLenhm3a8Fzu5FZpP%2Ffilesync" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BwLenhm3a8Fzu5FZpP/filesync 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] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/BwLenhm3a8Fzu5FZpP/filesync
[INFO] finished tweaking git repo https://github.com/BwLenhm3a8Fzu5FZpP/filesync
[INFO] tweaked toml for git repo https://github.com/BwLenhm3a8Fzu5FZpP/filesync written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/BwLenhm3a8Fzu5FZpP/filesync 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] 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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 263c6d23a32ee5d322d313e3c47e4d0ddd4776470b5f5255f0e6beff1aad36d8
[INFO] running `Command { std: "docker" "start" "-a" "263c6d23a32ee5d322d313e3c47e4d0ddd4776470b5f5255f0e6beff1aad36d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "263c6d23a32ee5d322d313e3c47e4d0ddd4776470b5f5255f0e6beff1aad36d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "263c6d23a32ee5d322d313e3c47e4d0ddd4776470b5f5255f0e6beff1aad36d8", kill_on_drop: false }`
[INFO] [stdout] 263c6d23a32ee5d322d313e3c47e4d0ddd4776470b5f5255f0e6beff1aad36d8
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7242facc25d2c3ebc7ac0e9a030480bc33532fc25f00dfbd35c6817c30a90f4
[INFO] running `Command { std: "docker" "start" "-a" "f7242facc25d2c3ebc7ac0e9a030480bc33532fc25f00dfbd35c6817c30a90f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking filesync v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "f7242facc25d2c3ebc7ac0e9a030480bc33532fc25f00dfbd35c6817c30a90f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7242facc25d2c3ebc7ac0e9a030480bc33532fc25f00dfbd35c6817c30a90f4", kill_on_drop: false }`
[INFO] [stdout] f7242facc25d2c3ebc7ac0e9a030480bc33532fc25f00dfbd35c6817c30a90f4