[INFO] cloning repository https://github.com/Athesdrake/rabc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Athesdrake/rabc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAthesdrake%2Frabc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAthesdrake%2Frabc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5895c1695560bceb0fae76876b5314c4cf5ad50f
[INFO] checking Athesdrake/rabc against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAthesdrake%2Frabc" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Athesdrake/rabc on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Athesdrake/rabc
[INFO] finished tweaking git repo https://github.com/Athesdrake/rabc
[INFO] tweaked toml for git repo https://github.com/Athesdrake/rabc written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Athesdrake/rabc 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-derive v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a7fc9bc1d0ab76859c4ccd6966b1d5c1777998dc3a3ffad05b780419958cc5f
[INFO] running `Command { std: "docker" "start" "-a" "4a7fc9bc1d0ab76859c4ccd6966b1d5c1777998dc3a3ffad05b780419958cc5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a7fc9bc1d0ab76859c4ccd6966b1d5c1777998dc3a3ffad05b780419958cc5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a7fc9bc1d0ab76859c4ccd6966b1d5c1777998dc3a3ffad05b780419958cc5f", kill_on_drop: false }`
[INFO] [stdout] 4a7fc9bc1d0ab76859c4ccd6966b1d5c1777998dc3a3ffad05b780419958cc5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e56d1ab60c61f5c4ba70fd1b4e7f7df316ef87b7041d5a85a1a1ae6b52f7ab3b
[INFO] running `Command { std: "docker" "start" "-a" "e56d1ab60c61f5c4ba70fd1b4e7f7df316ef87b7041d5a85a1a1ae6b52f7ab3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]     Checking crc-catalog v2.2.0
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking crc v3.0.1
[INFO] [stderr]     Checking lzma-rs v0.3.0
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]    Compiling num-derive v0.4.0
[INFO] [stderr]     Checking rabc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.22s
[INFO] running `Command { std: "docker" "inspect" "e56d1ab60c61f5c4ba70fd1b4e7f7df316ef87b7041d5a85a1a1ae6b52f7ab3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e56d1ab60c61f5c4ba70fd1b4e7f7df316ef87b7041d5a85a1a1ae6b52f7ab3b", kill_on_drop: false }`
[INFO] [stdout] e56d1ab60c61f5c4ba70fd1b4e7f7df316ef87b7041d5a85a1a1ae6b52f7ab3b