[INFO] cloning repository https://github.com/sirkibsirkib/tsp_genetic_alg [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sirkibsirkib/tsp_genetic_alg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsirkibsirkib%2Ftsp_genetic_alg", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsirkibsirkib%2Ftsp_genetic_alg'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2bec582bcc0d34f50ec77ff16dcadec74267f4ae [INFO] checking sirkibsirkib/tsp_genetic_alg against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsirkibsirkib%2Ftsp_genetic_alg" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sirkibsirkib/tsp_genetic_alg on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sirkibsirkib/tsp_genetic_alg [INFO] finished tweaking git repo https://github.com/sirkibsirkib/tsp_genetic_alg [INFO] tweaked toml for git repo https://github.com/sirkibsirkib/tsp_genetic_alg written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/sirkibsirkib/tsp_genetic_alg already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7973dfe58fc70fe5f0d243b198d89b8f77c7279572c87bcb991532c98502077d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "7973dfe58fc70fe5f0d243b198d89b8f77c7279572c87bcb991532c98502077d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7973dfe58fc70fe5f0d243b198d89b8f77c7279572c87bcb991532c98502077d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7973dfe58fc70fe5f0d243b198d89b8f77c7279572c87bcb991532c98502077d", kill_on_drop: false }` [INFO] [stdout] 7973dfe58fc70fe5f0d243b198d89b8f77c7279572c87bcb991532c98502077d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cee11f450a880923819d804b335164512ca1c77e6758e9ad39f882724c263502 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "cee11f450a880923819d804b335164512ca1c77e6758e9ad39f882724c263502", kill_on_drop: false }` [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking bidir-map v0.6.0 [INFO] [stderr] Checking atty v0.2.3 [INFO] [stderr] Checking num_cpus v1.7.0 [INFO] [stderr] Checking textwrap v0.8.0 [INFO] [stderr] Checking syncbox v0.2.4 [INFO] [stderr] Checking clap v2.26.2 [INFO] [stderr] Checking cue v0.1.0 [INFO] [stderr] Checking tsp_genetic_alg v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `File` is imported redundantly [INFO] [stdout] --> src/tsp.rs:80:9 [INFO] [stdout] | [INFO] [stdout] 4 | use std::fs::File; [INFO] [stdout] | ------------- the item `File` is already imported here [INFO] [stdout] ... [INFO] [stdout] 80 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `File` is imported redundantly [INFO] [stdout] --> src/tsp.rs:80:9 [INFO] [stdout] | [INFO] [stdout] 4 | use std::fs::File; [INFO] [stdout] | ------------- the item `File` is already imported here [INFO] [stdout] ... [INFO] [stdout] 80 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Result::::is_ok` that must be used [INFO] [stdout] --> src/main.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | tsp::write_dist_map(&cities, &distances, &config.dist_path).is_ok(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Result::::is_ok` that must be used [INFO] [stdout] --> src/tsp.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | / write!( [INFO] [stdout] 89 | | &mut writer, [INFO] [stdout] 90 | | "{}\t|{}\t|{}\n", [INFO] [stdout] 91 | | city_map.get_by_first(cid_1).unwrap(), [INFO] [stdout] 92 | | city_map.get_by_first(cid_2).unwrap(), [INFO] [stdout] 93 | | dist_map.get(&(*cid_1, *cid_2)).unwrap(), [INFO] [stdout] 94 | | ).is_ok(); [INFO] [stdout] | |______________________^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Result::::is_ok` that must be used [INFO] [stdout] --> src/main.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | tsp::write_dist_map(&cities, &distances, &config.dist_path).is_ok(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Result::::is_ok` that must be used [INFO] [stdout] --> src/tsp.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | / write!( [INFO] [stdout] 89 | | &mut writer, [INFO] [stdout] 90 | | "{}\t|{}\t|{}\n", [INFO] [stdout] 91 | | city_map.get_by_first(cid_1).unwrap(), [INFO] [stdout] 92 | | city_map.get_by_first(cid_2).unwrap(), [INFO] [stdout] 93 | | dist_map.get(&(*cid_1, *cid_2)).unwrap(), [INFO] [stdout] 94 | | ).is_ok(); [INFO] [stdout] | |______________________^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.06s [INFO] running `Command { std: "docker" "inspect" "cee11f450a880923819d804b335164512ca1c77e6758e9ad39f882724c263502", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cee11f450a880923819d804b335164512ca1c77e6758e9ad39f882724c263502", kill_on_drop: false }` [INFO] [stdout] cee11f450a880923819d804b335164512ca1c77e6758e9ad39f882724c263502