[INFO] cloning repository https://github.com/mfadhil33/BasicRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mfadhil33/BasicRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfadhil33%2FBasicRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfadhil33%2FBasicRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 10825b5234e4e9b388bc527206ff8e09f38b45b4
[INFO] building mfadhil33/BasicRust 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%2Fmfadhil33%2FBasicRust" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mfadhil33/BasicRust 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/mfadhil33/BasicRust
[INFO] finished tweaking git repo https://github.com/mfadhil33/BasicRust
[INFO] tweaked toml for git repo https://github.com/mfadhil33/BasicRust written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mfadhil33/BasicRust 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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9d5839758c44fe8d4012542d157a68b14bdff3d3f107e0654de537bfcff7b412
[INFO] running `Command { std: "docker" "start" "-a" "9d5839758c44fe8d4012542d157a68b14bdff3d3f107e0654de537bfcff7b412", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d5839758c44fe8d4012542d157a68b14bdff3d3f107e0654de537bfcff7b412", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d5839758c44fe8d4012542d157a68b14bdff3d3f107e0654de537bfcff7b412", kill_on_drop: false }`
[INFO] [stdout] 9d5839758c44fe8d4012542d157a68b14bdff3d3f107e0654de537bfcff7b412
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 038d1163dc0d5b95921af302d456a711f0078a1b7d71e96f04269db5c49585e9
[INFO] running `Command { std: "docker" "start" "-a" "038d1163dc0d5b95921af302d456a711f0078a1b7d71e96f04269db5c49585e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]    --> src/main.rs:310:8
[INFO] [stdout]     |
[INFO] [stdout] 310 | struct Point <T, U> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mixup` is never used
[INFO] [stdout]    --> src/main.rs:317:7
[INFO] [stdout]     |
[INFO] [stdout] 315 | impl <T, U> Point <T, U > {
[INFO] [stdout]     | ------------------------- method in this implementation
[INFO] [stdout] 316 |     
[INFO] [stdout] 317 |    fn mixup<V, W>(self, other: Point<V, W>) ->  Point <T, W > {
[INFO] [stdout]     |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "038d1163dc0d5b95921af302d456a711f0078a1b7d71e96f04269db5c49585e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "038d1163dc0d5b95921af302d456a711f0078a1b7d71e96f04269db5c49585e9", kill_on_drop: false }`
[INFO] [stdout] 038d1163dc0d5b95921af302d456a711f0078a1b7d71e96f04269db5c49585e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 43ad2415f3f061bc2bf75392e5f127cb15b7e3b036efc3119b069c3f3653c4b8
[INFO] running `Command { std: "docker" "start" "-a" "43ad2415f3f061bc2bf75392e5f127cb15b7e3b036efc3119b069c3f3653c4b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]    --> src/main.rs:310:8
[INFO] [stdout]     |
[INFO] [stdout] 310 | struct Point <T, U> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mixup` is never used
[INFO] [stdout]    --> src/main.rs:317:7
[INFO] [stdout]     |
[INFO] [stdout] 315 | impl <T, U> Point <T, U > {
[INFO] [stdout]     | ------------------------- method in this implementation
[INFO] [stdout] 316 |     
[INFO] [stdout] 317 |    fn mixup<V, W>(self, other: Point<V, W>) ->  Point <T, W > {
[INFO] [stdout]     |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "43ad2415f3f061bc2bf75392e5f127cb15b7e3b036efc3119b069c3f3653c4b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43ad2415f3f061bc2bf75392e5f127cb15b7e3b036efc3119b069c3f3653c4b8", kill_on_drop: false }`
[INFO] [stdout] 43ad2415f3f061bc2bf75392e5f127cb15b7e3b036efc3119b069c3f3653c4b8