[INFO] cloning repository https://github.com/Eugen-str/scrunch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Eugen-str/scrunch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEugen-str%2Fscrunch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEugen-str%2Fscrunch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ebd4be9d90fc365c165a4ffa1f4b254337a6e64
[INFO] building Eugen-str/scrunch 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%2FEugen-str%2Fscrunch" "/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/Eugen-str/scrunch 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/Eugen-str/scrunch
[INFO] finished tweaking git repo https://github.com/Eugen-str/scrunch
[INFO] tweaked toml for git repo https://github.com/Eugen-str/scrunch written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Eugen-str/scrunch 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded linefeed v0.6.0
[INFO] [stderr]   Downloaded mortal v0.2.4
[INFO] [stderr]   Downloaded smallstr v0.2.0
[INFO] [stderr]   Downloaded terminfo v0.8.0
[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] efb851892324108b0a20c448f5057f3c2f7021a5247409e82b5b9f5bb124b650
[INFO] running `Command { std: "docker" "start" "-a" "efb851892324108b0a20c448f5057f3c2f7021a5247409e82b5b9f5bb124b650", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efb851892324108b0a20c448f5057f3c2f7021a5247409e82b5b9f5bb124b650", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efb851892324108b0a20c448f5057f3c2f7021a5247409e82b5b9f5bb124b650", kill_on_drop: false }`
[INFO] [stdout] efb851892324108b0a20c448f5057f3c2f7021a5247409e82b5b9f5bb124b650
[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] 42a4832e363b73fb4dbba55fdf96162dfb42f72db94858f08b1ff053898843fe
[INFO] running `Command { std: "docker" "start" "-a" "42a4832e363b73fb4dbba55fdf96162dfb42f72db94858f08b1ff053898843fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling unicode-width v0.1.13
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling colored v2.1.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling smallstr v0.2.0
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]    Compiling terminfo v0.8.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling mortal v0.2.4
[INFO] [stderr]    Compiling linefeed v0.6.0
[INFO] [stderr]    Compiling scrunch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.02s
[INFO] running `Command { std: "docker" "inspect" "42a4832e363b73fb4dbba55fdf96162dfb42f72db94858f08b1ff053898843fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42a4832e363b73fb4dbba55fdf96162dfb42f72db94858f08b1ff053898843fe", kill_on_drop: false }`
[INFO] [stdout] 42a4832e363b73fb4dbba55fdf96162dfb42f72db94858f08b1ff053898843fe
[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] d066199ab6bdb4a83e8a551c87e83cfc69883f6712cc10c1d3c63feebec931a3
[INFO] running `Command { std: "docker" "start" "-a" "d066199ab6bdb4a83e8a551c87e83cfc69883f6712cc10c1d3c63feebec931a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling scrunch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "d066199ab6bdb4a83e8a551c87e83cfc69883f6712cc10c1d3c63feebec931a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d066199ab6bdb4a83e8a551c87e83cfc69883f6712cc10c1d3c63feebec931a3", kill_on_drop: false }`
[INFO] [stdout] d066199ab6bdb4a83e8a551c87e83cfc69883f6712cc10c1d3c63feebec931a3