[INFO] fetching crate toolchain_find 0.4.0...
[INFO] building toolchain_find-0.4.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate toolchain_find 0.4.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate toolchain_find 0.4.0
[INFO] finished tweaking crates.io crate toolchain_find 0.4.0
[INFO] tweaked toml for crates.io crate toolchain_find 0.4.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate toolchain_find 0.4.0 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 toolchain_find 0.4.0 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8635436334a9e1b5482855efb1d6c5cedb9646375140eec39f555c33a83e82a3
[INFO] running `Command { std: "docker" "start" "-a" "8635436334a9e1b5482855efb1d6c5cedb9646375140eec39f555c33a83e82a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8635436334a9e1b5482855efb1d6c5cedb9646375140eec39f555c33a83e82a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8635436334a9e1b5482855efb1d6c5cedb9646375140eec39f555c33a83e82a3", kill_on_drop: false }`
[INFO] [stdout] 8635436334a9e1b5482855efb1d6c5cedb9646375140eec39f555c33a83e82a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 85ba88f614d6000f4bef2a397f4a886b2e39d880b225b6b7dd4925e03b42e33b
[INFO] running `Command { std: "docker" "start" "-a" "85ba88f614d6000f4bef2a397f4a886b2e39d880b225b6b7dd4925e03b42e33b", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]    Compiling regex-syntax v0.7.2
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling home v0.5.3
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling aho-corasick v1.0.1
[INFO] [stderr]    Compiling regex v1.8.3
[INFO] [stderr]    Compiling toolchain_find v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.41s
[INFO] running `Command { std: "docker" "inspect" "85ba88f614d6000f4bef2a397f4a886b2e39d880b225b6b7dd4925e03b42e33b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85ba88f614d6000f4bef2a397f4a886b2e39d880b225b6b7dd4925e03b42e33b", kill_on_drop: false }`
[INFO] [stdout] 85ba88f614d6000f4bef2a397f4a886b2e39d880b225b6b7dd4925e03b42e33b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 06c7d3e52dd7519df6f7f6358ef53b95957deb8df567f4d5b17c9dd8183fd96e
[INFO] running `Command { std: "docker" "start" "-a" "06c7d3e52dd7519df6f7f6358ef53b95957deb8df567f4d5b17c9dd8183fd96e", kill_on_drop: false }`
[INFO] [stderr]    Compiling toolchain_find v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "06c7d3e52dd7519df6f7f6358ef53b95957deb8df567f4d5b17c9dd8183fd96e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06c7d3e52dd7519df6f7f6358ef53b95957deb8df567f4d5b17c9dd8183fd96e", kill_on_drop: false }`
[INFO] [stdout] 06c7d3e52dd7519df6f7f6358ef53b95957deb8df567f4d5b17c9dd8183fd96e