[INFO] fetching crate betterchars 0.1.4...
[INFO] building betterchars-0.1.4 against master#f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9 for pr-137044-2
[INFO] extracting crate betterchars 0.1.4 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate betterchars 0.1.4 on toolchain f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9" "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-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a2f8cd91c7f0c8a28d15da88525ccea9f1a23afb0accbfe29c3c0815aed1148
[INFO] running `Command { std: "docker" "start" "-a" "8a2f8cd91c7f0c8a28d15da88525ccea9f1a23afb0accbfe29c3c0815aed1148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a2f8cd91c7f0c8a28d15da88525ccea9f1a23afb0accbfe29c3c0815aed1148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a2f8cd91c7f0c8a28d15da88525ccea9f1a23afb0accbfe29c3c0815aed1148", kill_on_drop: false }`
[INFO] [stdout] 8a2f8cd91c7f0c8a28d15da88525ccea9f1a23afb0accbfe29c3c0815aed1148
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4dd6f179b2c24344215851408cd918884fd57a68d96a992ae94b1a58fa09700c
[INFO] running `Command { std: "docker" "start" "-a" "4dd6f179b2c24344215851408cd918884fd57a68d96a992ae94b1a58fa09700c", kill_on_drop: false }`
[INFO] [stderr]    Compiling betterchars v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "4dd6f179b2c24344215851408cd918884fd57a68d96a992ae94b1a58fa09700c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dd6f179b2c24344215851408cd918884fd57a68d96a992ae94b1a58fa09700c", kill_on_drop: false }`
[INFO] [stdout] 4dd6f179b2c24344215851408cd918884fd57a68d96a992ae94b1a58fa09700c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+f77247ac59b29ce927f4d2cd1c26a4b2d1d358c9" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30e2c046e83c472f52437338aec6013e3d49c4cc6f104aa69f37ffc206e1cc71
[INFO] running `Command { std: "docker" "start" "-a" "30e2c046e83c472f52437338aec6013e3d49c4cc6f104aa69f37ffc206e1cc71", kill_on_drop: false }`
[INFO] [stderr]    Compiling betterchars v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "30e2c046e83c472f52437338aec6013e3d49c4cc6f104aa69f37ffc206e1cc71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30e2c046e83c472f52437338aec6013e3d49c4cc6f104aa69f37ffc206e1cc71", kill_on_drop: false }`
[INFO] [stdout] 30e2c046e83c472f52437338aec6013e3d49c4cc6f104aa69f37ffc206e1cc71