[INFO] cloning repository https://github.com/starovoid/game15
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/starovoid/game15" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstarovoid%2Fgame15", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstarovoid%2Fgame15'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bd7ca60d5eb59b193738ab7c8a6d084adc897386
[INFO] testing starovoid/game15 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstarovoid%2Fgame15" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/starovoid/game15
[INFO] finished tweaking git repo https://github.com/starovoid/game15
[INFO] tweaked toml for git repo https://github.com/starovoid/game15 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/starovoid/game15 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/starovoid/game15 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0174dc73f833ea803fa21116824c008220338a4f2618b0e991d46c4d439e268d
[INFO] running `Command { std: "docker" "start" "-a" "0174dc73f833ea803fa21116824c008220338a4f2618b0e991d46c4d439e268d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0174dc73f833ea803fa21116824c008220338a4f2618b0e991d46c4d439e268d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0174dc73f833ea803fa21116824c008220338a4f2618b0e991d46c4d439e268d", kill_on_drop: false }`
[INFO] [stdout] 0174dc73f833ea803fa21116824c008220338a4f2618b0e991d46c4d439e268d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] cc51d92530c78d155da839c367052716b2888d9b6dafd295339d21ec37f5833c
[INFO] running `Command { std: "docker" "start" "-a" "cc51d92530c78d155da839c367052716b2888d9b6dafd295339d21ec37f5833c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling getrandom v0.2.7
[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 game15 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `misses`
[INFO] [stdout]  --> src/main.rs:3:41
[INFO] [stdout]   |
[INFO] [stdout] 3 | use heuristics::{inversions, manhattan, misses};
[INFO] [stdout]   |                                         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]  --> src/heuristics.rs:2:33
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn misses(map: &Vec<usize>, size: usize) -> usize {
[INFO] [stdout]   |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `misses` is never used
[INFO] [stdout]  --> src/heuristics.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn misses(map: &Vec<usize>, size: usize) -> usize {
[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 3.39s
[INFO] running `Command { std: "docker" "inspect" "cc51d92530c78d155da839c367052716b2888d9b6dafd295339d21ec37f5833c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc51d92530c78d155da839c367052716b2888d9b6dafd295339d21ec37f5833c", kill_on_drop: false }`
[INFO] [stdout] cc51d92530c78d155da839c367052716b2888d9b6dafd295339d21ec37f5833c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 1821ebdb518526a4b36f8427605d3a7d6325db073fe615e235b68ee6246ae627
[INFO] running `Command { std: "docker" "start" "-a" "1821ebdb518526a4b36f8427605d3a7d6325db073fe615e235b68ee6246ae627", kill_on_drop: false }`
[INFO] [stderr]    Compiling game15 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `misses`
[INFO] [stdout]  --> src/main.rs:3:41
[INFO] [stdout]   |
[INFO] [stdout] 3 | use heuristics::{inversions, manhattan, misses};
[INFO] [stdout]   |                                         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]  --> src/heuristics.rs:2:33
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn misses(map: &Vec<usize>, size: usize) -> usize {
[INFO] [stdout]   |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `misses` is never used
[INFO] [stdout]  --> src/heuristics.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn misses(map: &Vec<usize>, size: usize) -> usize {
[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 0.50s
[INFO] running `Command { std: "docker" "inspect" "1821ebdb518526a4b36f8427605d3a7d6325db073fe615e235b68ee6246ae627", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1821ebdb518526a4b36f8427605d3a7d6325db073fe615e235b68ee6246ae627", kill_on_drop: false }`
[INFO] [stdout] 1821ebdb518526a4b36f8427605d3a7d6325db073fe615e235b68ee6246ae627
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 59765e418fcb25ba0c48d2be36b2635c30a8c1030ec31df66891561a0be53500
[INFO] running `Command { std: "docker" "start" "-a" "59765e418fcb25ba0c48d2be36b2635c30a8c1030ec31df66891561a0be53500", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `misses`
[INFO] [stderr]  --> src/main.rs:3:41
[INFO] [stderr]   |
[INFO] [stderr] 3 | use heuristics::{inversions, manhattan, misses};
[INFO] [stderr]   |                                         ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `size`
[INFO] [stderr]  --> src/heuristics.rs:2:33
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub fn misses(map: &Vec<usize>, size: usize) -> usize {
[INFO] [stderr]   |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `misses` is never used
[INFO] [stderr]  --> src/heuristics.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub fn misses(map: &Vec<usize>, size: usize) -> usize {
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `game15` (bin "game15" test) generated 3 warnings (run `cargo fix --bin "game15" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/game15-dc8397e388e8fc50)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "59765e418fcb25ba0c48d2be36b2635c30a8c1030ec31df66891561a0be53500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59765e418fcb25ba0c48d2be36b2635c30a8c1030ec31df66891561a0be53500", kill_on_drop: false }`
[INFO] [stdout] 59765e418fcb25ba0c48d2be36b2635c30a8c1030ec31df66891561a0be53500