[INFO] fetching crate betterchars 0.1.4...
[INFO] building betterchars-0.1.4 against try#9a3ef2cd3ecaae3c6ef59768612837d797602a6d for pr-137044-3
[INFO] extracting crate betterchars 0.1.4 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate betterchars 0.1.4 on toolchain 9a3ef2cd3ecaae3c6ef59768612837d797602a6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate betterchars 0.1.4
[INFO] finished tweaking crates.io crate betterchars 0.1.4
[INFO] tweaked toml for crates.io crate betterchars 0.1.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81147dcb2b875ae5114f6bd6c193de7a8365eeed4c9ce0e2a58d11ba1c518c41
[INFO] running `Command { std: "docker" "start" "-a" "81147dcb2b875ae5114f6bd6c193de7a8365eeed4c9ce0e2a58d11ba1c518c41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81147dcb2b875ae5114f6bd6c193de7a8365eeed4c9ce0e2a58d11ba1c518c41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81147dcb2b875ae5114f6bd6c193de7a8365eeed4c9ce0e2a58d11ba1c518c41", kill_on_drop: false }`
[INFO] [stdout] 81147dcb2b875ae5114f6bd6c193de7a8365eeed4c9ce0e2a58d11ba1c518c41
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2bc4f565c775fa7cbad47e1964a8b7cafd58c733c5f60f6372470961e7fc147d
[INFO] running `Command { std: "docker" "start" "-a" "2bc4f565c775fa7cbad47e1964a8b7cafd58c733c5f60f6372470961e7fc147d", kill_on_drop: false }`
[INFO] [stderr]    Compiling betterchars v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "2bc4f565c775fa7cbad47e1964a8b7cafd58c733c5f60f6372470961e7fc147d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bc4f565c775fa7cbad47e1964a8b7cafd58c733c5f60f6372470961e7fc147d", kill_on_drop: false }`
[INFO] [stdout] 2bc4f565c775fa7cbad47e1964a8b7cafd58c733c5f60f6372470961e7fc147d
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45747e14247fa084641ee283bbcea399bdb41849aaa1a697a950e14fd735374d
[INFO] running `Command { std: "docker" "start" "-a" "45747e14247fa084641ee283bbcea399bdb41849aaa1a697a950e14fd735374d", kill_on_drop: false }`
[INFO] [stderr]    Compiling betterchars v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "45747e14247fa084641ee283bbcea399bdb41849aaa1a697a950e14fd735374d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45747e14247fa084641ee283bbcea399bdb41849aaa1a697a950e14fd735374d", kill_on_drop: false }`
[INFO] [stdout] 45747e14247fa084641ee283bbcea399bdb41849aaa1a697a950e14fd735374d