[INFO] cloning repository https://github.com/rijkvp/tsp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rijkvp/tsp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frijkvp%2Ftsp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frijkvp%2Ftsp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a4608432b04425caef5e9d22279cb55901ffc64b
[INFO] building rijkvp/tsp 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%2Frijkvp%2Ftsp" "/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/rijkvp/tsp 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/rijkvp/tsp
[INFO] finished tweaking git repo https://github.com/rijkvp/tsp
[INFO] tweaked toml for git repo https://github.com/rijkvp/tsp written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rijkvp/tsp 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded glutin v0.28.0
[INFO] [stderr]   Downloaded earcutr v0.2.0
[INFO] [stderr]   Downloaded speedy2d v1.8.0
[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] 6dfd1648fbc3cbad293a0465407826cf27aa8d5c7850e92bba758413853fc0f4
[INFO] running `Command { std: "docker" "start" "-a" "6dfd1648fbc3cbad293a0465407826cf27aa8d5c7850e92bba758413853fc0f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6dfd1648fbc3cbad293a0465407826cf27aa8d5c7850e92bba758413853fc0f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dfd1648fbc3cbad293a0465407826cf27aa8d5c7850e92bba758413853fc0f4", kill_on_drop: false }`
[INFO] [stdout] 6dfd1648fbc3cbad293a0465407826cf27aa8d5c7850e92bba758413853fc0f4
[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] bb2c60b8efc57da40e1962a0ac558eaa18ce9380f2eca61fe4aa0201e4f60db3
[INFO] running `Command { std: "docker" "start" "-a" "bb2c60b8efc57da40e1962a0ac558eaa18ce9380f2eca61fe4aa0201e4f60db3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling tsp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `sample` and `status` are never read
[INFO] [stdout]  --> src/algo/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct TspState {
[INFO] [stdout]   |            -------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |     pub sample: Vec<usize>,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout] 8 |     pub status: String,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.12s
[INFO] running `Command { std: "docker" "inspect" "bb2c60b8efc57da40e1962a0ac558eaa18ce9380f2eca61fe4aa0201e4f60db3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb2c60b8efc57da40e1962a0ac558eaa18ce9380f2eca61fe4aa0201e4f60db3", kill_on_drop: false }`
[INFO] [stdout] bb2c60b8efc57da40e1962a0ac558eaa18ce9380f2eca61fe4aa0201e4f60db3
[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] 3ccc482b735b230066c3f39afcc5bbf175ce4b640c930f8040ff4df47d37f05d
[INFO] running `Command { std: "docker" "start" "-a" "3ccc482b735b230066c3f39afcc5bbf175ce4b640c930f8040ff4df47d37f05d", kill_on_drop: false }`
[INFO] [stderr]    Compiling tsp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `sample` and `status` are never read
[INFO] [stdout]  --> src/algo/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct TspState {
[INFO] [stdout]   |            -------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |     pub sample: Vec<usize>,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout] 8 |     pub status: String,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "3ccc482b735b230066c3f39afcc5bbf175ce4b640c930f8040ff4df47d37f05d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ccc482b735b230066c3f39afcc5bbf175ce4b640c930f8040ff4df47d37f05d", kill_on_drop: false }`
[INFO] [stdout] 3ccc482b735b230066c3f39afcc5bbf175ce4b640c930f8040ff4df47d37f05d