[INFO] fetching crate mubo 0.1.8...
[INFO] building mubo-0.1.8 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate mubo 0.1.8 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate mubo 0.1.8
[INFO] finished tweaking crates.io crate mubo 0.1.8
[INFO] tweaked toml for crates.io crate mubo 0.1.8 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mubo 0.1.8 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mubo 0.1.8 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5a3c661071fb968fca15dfebc64b2cb26a23c7bb572a82bb74b63ed012f6bea
[INFO] running `Command { std: "docker" "start" "-a" "b5a3c661071fb968fca15dfebc64b2cb26a23c7bb572a82bb74b63ed012f6bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5a3c661071fb968fca15dfebc64b2cb26a23c7bb572a82bb74b63ed012f6bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5a3c661071fb968fca15dfebc64b2cb26a23c7bb572a82bb74b63ed012f6bea", kill_on_drop: false }`
[INFO] [stdout] b5a3c661071fb968fca15dfebc64b2cb26a23c7bb572a82bb74b63ed012f6bea
[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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bfe8accc28305bbd3b70aecec31da1be34f9bd210d7fb3d5f229ffce5c01fd82
[INFO] running `Command { std: "docker" "start" "-a" "bfe8accc28305bbd3b70aecec31da1be34f9bd210d7fb3d5f229ffce5c01fd82", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]    Compiling anyhow v1.0.94
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling winnow v0.6.20
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling serde_derive v1.0.216
[INFO] [stderr]    Compiling serde v1.0.216
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling toml_edit v0.22.22
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling toml v0.8.19
[INFO] [stderr]    Compiling mubo v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.99s
[INFO] running `Command { std: "docker" "inspect" "bfe8accc28305bbd3b70aecec31da1be34f9bd210d7fb3d5f229ffce5c01fd82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfe8accc28305bbd3b70aecec31da1be34f9bd210d7fb3d5f229ffce5c01fd82", kill_on_drop: false }`
[INFO] [stdout] bfe8accc28305bbd3b70aecec31da1be34f9bd210d7fb3d5f229ffce5c01fd82
[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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c9d4c65c0b33ecb1f3a57a52f759d9e97c979866e7fbafb76032aeb3614d6dd
[INFO] running `Command { std: "docker" "start" "-a" "5c9d4c65c0b33ecb1f3a57a52f759d9e97c979866e7fbafb76032aeb3614d6dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling mubo v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "5c9d4c65c0b33ecb1f3a57a52f759d9e97c979866e7fbafb76032aeb3614d6dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c9d4c65c0b33ecb1f3a57a52f759d9e97c979866e7fbafb76032aeb3614d6dd", kill_on_drop: false }`
[INFO] [stdout] 5c9d4c65c0b33ecb1f3a57a52f759d9e97c979866e7fbafb76032aeb3614d6dd