[INFO] cloning repository https://github.com/caydenlund/rust-vs-c
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/caydenlund/rust-vs-c" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaydenlund%2Frust-vs-c", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaydenlund%2Frust-vs-c'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 364cbaabb8757ec3d7cc4281d7a7297c2aea5aa8
[INFO] building caydenlund/rust-vs-c 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%2Fcaydenlund%2Frust-vs-c" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/caydenlund/rust-vs-c 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] removed /workspace/builds/worker-3-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/caydenlund/rust-vs-c
[INFO] finished tweaking git repo https://github.com/caydenlund/rust-vs-c
[INFO] tweaked toml for git repo https://github.com/caydenlund/rust-vs-c written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/caydenlund/rust-vs-c 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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 1a0770af32c317b8dd49b55cd92e46cc549c332f4441003784f276de733645b6
[INFO] running `Command { std: "docker" "start" "-a" "1a0770af32c317b8dd49b55cd92e46cc549c332f4441003784f276de733645b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a0770af32c317b8dd49b55cd92e46cc549c332f4441003784f276de733645b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a0770af32c317b8dd49b55cd92e46cc549c332f4441003784f276de733645b6", kill_on_drop: false }`
[INFO] [stdout] 1a0770af32c317b8dd49b55cd92e46cc549c332f4441003784f276de733645b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 5869af7a94403a6386ae5c8184e6a6301b9bf25dc1163d0da3f9c079569f1359
[INFO] running `Command { std: "docker" "start" "-a" "5869af7a94403a6386ae5c8184e6a6301b9bf25dc1163d0da3f9c079569f1359", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrix-rs v0.1.0 (/opt/rustwide/workdir/matrix-rs)
[INFO] [stderr]    Compiling malloc-rs v0.1.0 (/opt/rustwide/workdir/malloc-rs)
[INFO] [stderr]    Compiling concurrency-rs v0.1.0 (/opt/rustwide/workdir/concurrency-rs)
[INFO] [stderr]    Compiling sort-rs v0.1.0 (/opt/rustwide/workdir/sort-rs)
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]  --> malloc-rs/src/main.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "5869af7a94403a6386ae5c8184e6a6301b9bf25dc1163d0da3f9c079569f1359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5869af7a94403a6386ae5c8184e6a6301b9bf25dc1163d0da3f9c079569f1359", kill_on_drop: false }`
[INFO] [stdout] 5869af7a94403a6386ae5c8184e6a6301b9bf25dc1163d0da3f9c079569f1359
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] af4b251912fc1dbf83b0b1456a2f27abbfd1e03834244b5aeeac748ee51c2f04
[INFO] running `Command { std: "docker" "start" "-a" "af4b251912fc1dbf83b0b1456a2f27abbfd1e03834244b5aeeac748ee51c2f04", kill_on_drop: false }`
[INFO] [stderr]    Compiling concurrency-rs v0.1.0 (/opt/rustwide/workdir/concurrency-rs)
[INFO] [stderr]    Compiling matrix-rs v0.1.0 (/opt/rustwide/workdir/matrix-rs)
[INFO] [stderr]    Compiling malloc-rs v0.1.0 (/opt/rustwide/workdir/malloc-rs)
[INFO] [stderr]    Compiling sort-rs v0.1.0 (/opt/rustwide/workdir/sort-rs)
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]  --> malloc-rs/src/main.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "af4b251912fc1dbf83b0b1456a2f27abbfd1e03834244b5aeeac748ee51c2f04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af4b251912fc1dbf83b0b1456a2f27abbfd1e03834244b5aeeac748ee51c2f04", kill_on_drop: false }`
[INFO] [stdout] af4b251912fc1dbf83b0b1456a2f27abbfd1e03834244b5aeeac748ee51c2f04