[INFO] fetching crate mr_env_plus 0.1.0...
[INFO] building mr_env_plus-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate mr_env_plus 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate mr_env_plus 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate mr_env_plus 0.1.0
[INFO] tweaked toml for crates.io crate mr_env_plus 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mr_env_plus 0.1.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mr_env_plus 0.1.0 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mr_env_macro v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4328028be951461eefc0b515ecbb0f4ca2242b961c6f2ddfc4005ccc91d66a5d
[INFO] running `Command { std: "docker" "start" "-a" "4328028be951461eefc0b515ecbb0f4ca2242b961c6f2ddfc4005ccc91d66a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4328028be951461eefc0b515ecbb0f4ca2242b961c6f2ddfc4005ccc91d66a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4328028be951461eefc0b515ecbb0f4ca2242b961c6f2ddfc4005ccc91d66a5d", kill_on_drop: false }`
[INFO] [stdout] 4328028be951461eefc0b515ecbb0f4ca2242b961c6f2ddfc4005ccc91d66a5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 527c48095d385f3a7d7117f158ab52fbc72fe4cd0257004879c03ee6f2e57101
[INFO] running `Command { std: "docker" "start" "-a" "527c48095d385f3a7d7117f158ab52fbc72fe4cd0257004879c03ee6f2e57101", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling mr_env_macro v0.1.0
[INFO] [stderr]    Compiling mr_env_plus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.75s
[INFO] running `Command { std: "docker" "inspect" "527c48095d385f3a7d7117f158ab52fbc72fe4cd0257004879c03ee6f2e57101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "527c48095d385f3a7d7117f158ab52fbc72fe4cd0257004879c03ee6f2e57101", kill_on_drop: false }`
[INFO] [stdout] 527c48095d385f3a7d7117f158ab52fbc72fe4cd0257004879c03ee6f2e57101
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21927d3c08c42691399fa2b41b15647eb8016c228e29aa5d35a99f6da7cd5de3
[INFO] running `Command { std: "docker" "start" "-a" "21927d3c08c42691399fa2b41b15647eb8016c228e29aa5d35a99f6da7cd5de3", kill_on_drop: false }`
[INFO] [stderr]    Compiling mr_env_plus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "21927d3c08c42691399fa2b41b15647eb8016c228e29aa5d35a99f6da7cd5de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21927d3c08c42691399fa2b41b15647eb8016c228e29aa5d35a99f6da7cd5de3", kill_on_drop: false }`
[INFO] [stdout] 21927d3c08c42691399fa2b41b15647eb8016c228e29aa5d35a99f6da7cd5de3