[INFO] cloning repository https://github.com/benfrankel/aoc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benfrankel/aoc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenfrankel%2Faoc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenfrankel%2Faoc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb925e94c0ff716e992d433f2fda3474eeb8e7e6
[INFO] building benfrankel/aoc against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenfrankel%2Faoc" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/benfrankel/aoc on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/benfrankel/aoc
[INFO] finished tweaking git repo https://github.com/benfrankel/aoc
[INFO] tweaked toml for git repo https://github.com/benfrankel/aoc written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/benfrankel/aoc 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pathfinding v2.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29941a9d8e89bca9d64b8ea5bf5624824235e946c6396908fa89bdb555b8fb98
[INFO] running `Command { std: "docker" "start" "-a" "29941a9d8e89bca9d64b8ea5bf5624824235e946c6396908fa89bdb555b8fb98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29941a9d8e89bca9d64b8ea5bf5624824235e946c6396908fa89bdb555b8fb98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29941a9d8e89bca9d64b8ea5bf5624824235e946c6396908fa89bdb555b8fb98", kill_on_drop: false }`
[INFO] [stdout] 29941a9d8e89bca9d64b8ea5bf5624824235e946c6396908fa89bdb555b8fb98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18cbf5faa4d7378a42b3ca7a632d5e8f57c01105b61caab0ea6b6fc8d6407046
[INFO] running `Command { std: "docker" "start" "-a" "18cbf5faa4d7378a42b3ca7a632d5e8f57c01105b61caab0ea6b6fc8d6407046", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling paste v1.0.4
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling fixedbitset v0.3.1
[INFO] [stderr]    Compiling matrixmultiply v0.2.4
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling pathfinding v2.1.0
[INFO] [stderr]    Compiling simba v0.3.1
[INFO] [stderr]    Compiling rand_distr v0.3.0
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling nalgebra v0.23.1
[INFO] [stderr]    Compiling solve v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.47s
[INFO] running `Command { std: "docker" "inspect" "18cbf5faa4d7378a42b3ca7a632d5e8f57c01105b61caab0ea6b6fc8d6407046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18cbf5faa4d7378a42b3ca7a632d5e8f57c01105b61caab0ea6b6fc8d6407046", kill_on_drop: false }`
[INFO] [stdout] 18cbf5faa4d7378a42b3ca7a632d5e8f57c01105b61caab0ea6b6fc8d6407046
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc08224260fb1ae6c07278ffa910fe325a62fccf000af7b1198cb4f55cee4c67
[INFO] running `Command { std: "docker" "start" "-a" "fc08224260fb1ae6c07278ffa910fe325a62fccf000af7b1198cb4f55cee4c67", kill_on_drop: false }`
[INFO] [stderr]    Compiling solve v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "fc08224260fb1ae6c07278ffa910fe325a62fccf000af7b1198cb4f55cee4c67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc08224260fb1ae6c07278ffa910fe325a62fccf000af7b1198cb4f55cee4c67", kill_on_drop: false }`
[INFO] [stdout] fc08224260fb1ae6c07278ffa910fe325a62fccf000af7b1198cb4f55cee4c67