[INFO] fetching crate nonzero-char 0.2.2...
[INFO] building nonzero-char-0.2.2 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate nonzero-char 0.2.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate nonzero-char 0.2.2
[INFO] finished tweaking crates.io crate nonzero-char 0.2.2
[INFO] tweaked toml for crates.io crate nonzero-char 0.2.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nonzero-char 0.2.2 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nonzero-char 0.2.2 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26b2f873f347175068ee2dfe81f2f022031c61a87cd289302afa6bff40136b73
[INFO] running `Command { std: "docker" "start" "-a" "26b2f873f347175068ee2dfe81f2f022031c61a87cd289302afa6bff40136b73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26b2f873f347175068ee2dfe81f2f022031c61a87cd289302afa6bff40136b73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26b2f873f347175068ee2dfe81f2f022031c61a87cd289302afa6bff40136b73", kill_on_drop: false }`
[INFO] [stdout] 26b2f873f347175068ee2dfe81f2f022031c61a87cd289302afa6bff40136b73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52b690c2299210a23dd0688122e7bd1b86611aad04e936bfd591b44a36ed1034
[INFO] running `Command { std: "docker" "start" "-a" "52b690c2299210a23dd0688122e7bd1b86611aad04e936bfd591b44a36ed1034", kill_on_drop: false }`
[INFO] [stderr]    Compiling nonzero-char v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "52b690c2299210a23dd0688122e7bd1b86611aad04e936bfd591b44a36ed1034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52b690c2299210a23dd0688122e7bd1b86611aad04e936bfd591b44a36ed1034", kill_on_drop: false }`
[INFO] [stdout] 52b690c2299210a23dd0688122e7bd1b86611aad04e936bfd591b44a36ed1034
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 087f1fab8cf06a830759f5d20af0beab39fdf552d991479462e1a56cab3d28e3
[INFO] running `Command { std: "docker" "start" "-a" "087f1fab8cf06a830759f5d20af0beab39fdf552d991479462e1a56cab3d28e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling nonzero-char v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "087f1fab8cf06a830759f5d20af0beab39fdf552d991479462e1a56cab3d28e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "087f1fab8cf06a830759f5d20af0beab39fdf552d991479462e1a56cab3d28e3", kill_on_drop: false }`
[INFO] [stdout] 087f1fab8cf06a830759f5d20af0beab39fdf552d991479462e1a56cab3d28e3