[INFO] cloning repository https://github.com/Tim-Nosco/kings-walk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tim-Nosco/kings-walk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTim-Nosco%2Fkings-walk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTim-Nosco%2Fkings-walk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd6b4b3eeb82bbd710122c73fc9a25a7500f6ad9
[INFO] testing Tim-Nosco/kings-walk 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%2FTim-Nosco%2Fkings-walk" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Tim-Nosco/kings-walk
[INFO] finished tweaking git repo https://github.com/Tim-Nosco/kings-walk
[INFO] tweaked toml for git repo https://github.com/Tim-Nosco/kings-walk written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Tim-Nosco/kings-walk 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/Tim-Nosco/kings-walk 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]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.21
[INFO] [stderr]   Downloaded thiserror-impl v1.0.21
[INFO] [stderr]   Downloaded syn v1.0.45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9e7f7817c0e3bff01a6a8e24f2c4ac7a5fcee03033baf6e7c9b177bf71228376
[INFO] running `Command { std: "docker" "start" "-a" "9e7f7817c0e3bff01a6a8e24f2c4ac7a5fcee03033baf6e7c9b177bf71228376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e7f7817c0e3bff01a6a8e24f2c4ac7a5fcee03033baf6e7c9b177bf71228376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e7f7817c0e3bff01a6a8e24f2c4ac7a5fcee03033baf6e7c9b177bf71228376", kill_on_drop: false }`
[INFO] [stdout] 9e7f7817c0e3bff01a6a8e24f2c4ac7a5fcee03033baf6e7c9b177bf71228376
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] fbd68b8cb8009c4c438cf124a7fa9d3aa27947268456b351766e66d3ceb2ce5d
[INFO] running `Command { std: "docker" "start" "-a" "fbd68b8cb8009c4c438cf124a7fa9d3aa27947268456b351766e66d3ceb2ce5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling thiserror v1.0.21
[INFO] [stderr]    Compiling kings-walk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.97s
[INFO] running `Command { std: "docker" "inspect" "fbd68b8cb8009c4c438cf124a7fa9d3aa27947268456b351766e66d3ceb2ce5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbd68b8cb8009c4c438cf124a7fa9d3aa27947268456b351766e66d3ceb2ce5d", kill_on_drop: false }`
[INFO] [stdout] fbd68b8cb8009c4c438cf124a7fa9d3aa27947268456b351766e66d3ceb2ce5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c1602d855c50eab3f85ca8a4063bf49888ef590697dba47be2e3fd1d6b8e28b3
[INFO] running `Command { std: "docker" "start" "-a" "c1602d855c50eab3f85ca8a4063bf49888ef590697dba47be2e3fd1d6b8e28b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling kings-walk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "c1602d855c50eab3f85ca8a4063bf49888ef590697dba47be2e3fd1d6b8e28b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1602d855c50eab3f85ca8a4063bf49888ef590697dba47be2e3fd1d6b8e28b3", kill_on_drop: false }`
[INFO] [stdout] c1602d855c50eab3f85ca8a4063bf49888ef590697dba47be2e3fd1d6b8e28b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8cb4cb96cca61305c85b443490839f7ec8d5c76ace4a66367e00ff0fb8352582
[INFO] running `Command { std: "docker" "start" "-a" "8cb4cb96cca61305c85b443490839f7ec8d5c76ace4a66367e00ff0fb8352582", kill_on_drop: false }`
[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/kings_walk-f6b2c18faa1074e3)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::score_should_work1 ... ok
[INFO] [stdout] test tests::random_start_should_only_have_unique_values ... ok
[INFO] [stdout] test tests::new_states_should_only_have_unique_values ... ok
[INFO] [stdout] test tests::hillclimb_should_solve_n_eq_3 ... ok
[INFO] [stdout] test tests::step_should_work ... ok
[INFO] [stdout] test tests::score_should_work2 ... ok
[INFO] [stdout] test tests::hillclimb_should_solve_n_eq_4_high_density ... ok
[INFO] [stdout] test tests::hillclimb_should_solve_n_eq_4_low_density ... ok
[INFO] [stdout] test tests::hillclimb_n_eq_8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8cb4cb96cca61305c85b443490839f7ec8d5c76ace4a66367e00ff0fb8352582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cb4cb96cca61305c85b443490839f7ec8d5c76ace4a66367e00ff0fb8352582", kill_on_drop: false }`
[INFO] [stdout] 8cb4cb96cca61305c85b443490839f7ec8d5c76ace4a66367e00ff0fb8352582