[INFO] cloning repository https://github.com/SaadaSamir/Parallel-Word-Frequency-Counter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SaadaSamir/Parallel-Word-Frequency-Counter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaadaSamir%2FParallel-Word-Frequency-Counter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaadaSamir%2FParallel-Word-Frequency-Counter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b400b4367a987b7797214107fd97db6ec77f5d1e
[INFO] building SaadaSamir/Parallel-Word-Frequency-Counter 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%2FSaadaSamir%2FParallel-Word-Frequency-Counter" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SaadaSamir/Parallel-Word-Frequency-Counter 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/SaadaSamir/Parallel-Word-Frequency-Counter
[INFO] finished tweaking git repo https://github.com/SaadaSamir/Parallel-Word-Frequency-Counter
[INFO] tweaked toml for git repo https://github.com/SaadaSamir/Parallel-Word-Frequency-Counter written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/SaadaSamir/Parallel-Word-Frequency-Counter 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] 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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c4f4bb21b94abd0ef1a67bbe181c2a21be580863419549dca04a2a5ccecde76
[INFO] running `Command { std: "docker" "start" "-a" "8c4f4bb21b94abd0ef1a67bbe181c2a21be580863419549dca04a2a5ccecde76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c4f4bb21b94abd0ef1a67bbe181c2a21be580863419549dca04a2a5ccecde76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c4f4bb21b94abd0ef1a67bbe181c2a21be580863419549dca04a2a5ccecde76", kill_on_drop: false }`
[INFO] [stdout] 8c4f4bb21b94abd0ef1a67bbe181c2a21be580863419549dca04a2a5ccecde76
[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 -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] 0018a5bfa520c909d7e59ce4d020a6ceaa9126b0a12abd20617df9a1c4d5d1d5
[INFO] running `Command { std: "docker" "start" "-a" "0018a5bfa520c909d7e59ce4d020a6ceaa9126b0a12abd20617df9a1c4d5d1d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling portable-atomic v1.10.0
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling unicode-width v0.2.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling console v0.15.8
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling indicatif v0.17.9
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling word_frequency_counter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.91s
[INFO] running `Command { std: "docker" "inspect" "0018a5bfa520c909d7e59ce4d020a6ceaa9126b0a12abd20617df9a1c4d5d1d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0018a5bfa520c909d7e59ce4d020a6ceaa9126b0a12abd20617df9a1c4d5d1d5", kill_on_drop: false }`
[INFO] [stdout] 0018a5bfa520c909d7e59ce4d020a6ceaa9126b0a12abd20617df9a1c4d5d1d5
[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 -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] 7f1a557837509ef5524d18431831e6d0e208b2a14b498ffa36f2d1c3592d6ff6
[INFO] running `Command { std: "docker" "start" "-a" "7f1a557837509ef5524d18431831e6d0e208b2a14b498ffa36f2d1c3592d6ff6", kill_on_drop: false }`
[INFO] [stderr]    Compiling word_frequency_counter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "7f1a557837509ef5524d18431831e6d0e208b2a14b498ffa36f2d1c3592d6ff6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f1a557837509ef5524d18431831e6d0e208b2a14b498ffa36f2d1c3592d6ff6", kill_on_drop: false }`
[INFO] [stdout] 7f1a557837509ef5524d18431831e6d0e208b2a14b498ffa36f2d1c3592d6ff6