[INFO] cloning repository https://github.com/Intrebute/mazeworld
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Intrebute/mazeworld" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIntrebute%2Fmazeworld", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIntrebute%2Fmazeworld'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b78b80bfca552130011be3ca2c98f00a76792e8
[INFO] building Intrebute/mazeworld 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%2FIntrebute%2Fmazeworld" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Intrebute/mazeworld 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/Intrebute/mazeworld
[INFO] finished tweaking git repo https://github.com/Intrebute/mazeworld
[INFO] tweaked toml for git repo https://github.com/Intrebute/mazeworld written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Intrebute/mazeworld 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 tiny-skia v0.11.2
[INFO] [stderr]   Downloaded partitions v0.2.4
[INFO] [stderr]   Downloaded tiny-skia-path v0.11.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6ddf93558bba6105b1a9cdabdeb672aacf91d4d5b93877f80621c0965c72f874
[INFO] running `Command { std: "docker" "start" "-a" "6ddf93558bba6105b1a9cdabdeb672aacf91d4d5b93877f80621c0965c72f874", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ddf93558bba6105b1a9cdabdeb672aacf91d4d5b93877f80621c0965c72f874", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ddf93558bba6105b1a9cdabdeb672aacf91d4d5b93877f80621c0965c72f874", kill_on_drop: false }`
[INFO] [stdout] 6ddf93558bba6105b1a9cdabdeb672aacf91d4d5b93877f80621c0965c72f874
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5d62510228481208a18149cfd62abee1a6151921127e793f5fd1de7ca2102994
[INFO] running `Command { std: "docker" "start" "-a" "5d62510228481208a18149cfd62abee1a6151921127e793f5fd1de7ca2102994", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling portable-atomic v1.5.1
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling fdeflate v0.3.0
[INFO] [stderr]    Compiling strict-num v0.1.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling bytemuck v1.14.0
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling arrayref v0.3.7
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling console v0.15.7
[INFO] [stderr]    Compiling tiny-skia-path v0.11.2
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling flate2 v1.0.27
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling png v0.17.10
[INFO] [stderr]    Compiling indicatif v0.17.7
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling rayon v1.8.0
[INFO] [stderr]    Compiling tiny-skia v0.11.2
[INFO] [stderr]    Compiling partitions v0.2.4
[INFO] [stderr]    Compiling mazes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ProgressDrawTarget` and `ProgressIterator`
[INFO] [stdout]  --> src/pool.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use indicatif::{ProgressBar, ProgressIterator, ProgressDrawTarget};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ProgressStyle`
[INFO] [stdout]  --> src/dijkstra.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use indicatif::{ProgressBar, ProgressStyle};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node_count`
[INFO] [stdout]    --> src/pool.rs:215:13
[INFO] [stdout]     |
[INFO] [stdout] 215 |         let node_count = self.nodes.len();
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_count`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/pool.rs:216:14
[INFO] [stdout]     |
[INFO] [stdout] 216 |         for (i, node) in self.nodes.iter().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.20s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: partitions v0.2.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "5d62510228481208a18149cfd62abee1a6151921127e793f5fd1de7ca2102994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d62510228481208a18149cfd62abee1a6151921127e793f5fd1de7ca2102994", kill_on_drop: false }`
[INFO] [stdout] 5d62510228481208a18149cfd62abee1a6151921127e793f5fd1de7ca2102994
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 23dbd3a57f10cb167d79781be39e26b2e688afe8b035a6dd803ef149ebf41515
[INFO] running `Command { std: "docker" "start" "-a" "23dbd3a57f10cb167d79781be39e26b2e688afe8b035a6dd803ef149ebf41515", kill_on_drop: false }`
[INFO] [stderr]    Compiling mazes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ProgressDrawTarget` and `ProgressIterator`
[INFO] [stdout]  --> src/pool.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use indicatif::{ProgressBar, ProgressIterator, ProgressDrawTarget};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ProgressStyle`
[INFO] [stdout]  --> src/dijkstra.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use indicatif::{ProgressBar, ProgressStyle};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node_count`
[INFO] [stdout]    --> src/pool.rs:215:13
[INFO] [stdout]     |
[INFO] [stdout] 215 |         let node_count = self.nodes.len();
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_count`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/pool.rs:216:14
[INFO] [stdout]     |
[INFO] [stdout] 216 |         for (i, node) in self.nodes.iter().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: partitions v0.2.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "23dbd3a57f10cb167d79781be39e26b2e688afe8b035a6dd803ef149ebf41515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23dbd3a57f10cb167d79781be39e26b2e688afe8b035a6dd803ef149ebf41515", kill_on_drop: false }`
[INFO] [stdout] 23dbd3a57f10cb167d79781be39e26b2e688afe8b035a6dd803ef149ebf41515