[INFO] cloning repository https://github.com/Coni63/cg_tsp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Coni63/cg_tsp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConi63%2Fcg_tsp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConi63%2Fcg_tsp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4cfed38d78559468375c23616b813e9c3c9ed682
[INFO] building Coni63/cg_tsp against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConi63%2Fcg_tsp" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Coni63/cg_tsp on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Coni63/cg_tsp
[INFO] finished tweaking git repo https://github.com/Coni63/cg_tsp
[INFO] tweaked toml for git repo https://github.com/Coni63/cg_tsp written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Coni63/cg_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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68e8e01fff941e5646d8f364576778ad267785fffcf16a12cd949d3602d3f435
[INFO] running `Command { std: "docker" "start" "-a" "68e8e01fff941e5646d8f364576778ad267785fffcf16a12cd949d3602d3f435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68e8e01fff941e5646d8f364576778ad267785fffcf16a12cd949d3602d3f435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68e8e01fff941e5646d8f364576778ad267785fffcf16a12cd949d3602d3f435", kill_on_drop: false }`
[INFO] [stdout] 68e8e01fff941e5646d8f364576778ad267785fffcf16a12cd949d3602d3f435
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c7d15b435d5599a5e257525236de7f8648ec6e328c32ded958f05741373e6df
[INFO] running `Command { std: "docker" "start" "-a" "9c7d15b435d5599a5e257525236de7f8648ec6e328c32ded958f05741373e6df", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling getrandom v0.2.12
[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 cg_tsp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.24s
[INFO] running `Command { std: "docker" "inspect" "9c7d15b435d5599a5e257525236de7f8648ec6e328c32ded958f05741373e6df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c7d15b435d5599a5e257525236de7f8648ec6e328c32ded958f05741373e6df", kill_on_drop: false }`
[INFO] [stdout] 9c7d15b435d5599a5e257525236de7f8648ec6e328c32ded958f05741373e6df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1fe131e6895a7949a96fb9559026f588003936fdd4465a8931618ba52a10511
[INFO] running `Command { std: "docker" "start" "-a" "d1fe131e6895a7949a96fb9559026f588003936fdd4465a8931618ba52a10511", kill_on_drop: false }`
[INFO] [stderr]    Compiling cg_tsp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `shuffle` found for slice `[{integer}]` in the current scope
[INFO] [stdout]    --> src/solver.rs:205:44
[INFO] [stdout]     |
[INFO] [stdout] 205 |         temp[start_idx..start_idx + width].shuffle(&mut rng);
[INFO] [stdout]     |                                            ^^^^^^^ method not found in `[{integer}]`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.8.5/src/seq/mod.rs:244:8
[INFO] [stdout]     |
[INFO] [stdout] 244 |     fn shuffle<R>(&mut self, rng: &mut R)
[INFO] [stdout]     |        ------- the method is available for `[{integer}]` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `SliceRandom` which provides `shuffle` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout] 184 +     use rand::prelude::SliceRandom;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `tweak_candidate` found for struct `solver::Solver` in the current scope
[INFO] [stdout]    --> src/solver.rs:216:30
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct Solver {
[INFO] [stdout]     | ----------------- method `tweak_candidate` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 216 |         let tweaked = solver.tweak_candidate(&candidate);
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^ method not found in `Solver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cg_tsp` (bin "cg_tsp" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "d1fe131e6895a7949a96fb9559026f588003936fdd4465a8931618ba52a10511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1fe131e6895a7949a96fb9559026f588003936fdd4465a8931618ba52a10511", kill_on_drop: false }`
[INFO] [stdout] d1fe131e6895a7949a96fb9559026f588003936fdd4465a8931618ba52a10511
