[INFO] cloning repository https://github.com/hardiksiloiya/15-puzzle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hardiksiloiya/15-puzzle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhardiksiloiya%2F15-puzzle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhardiksiloiya%2F15-puzzle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 910899a5a98c864918a8934652f7a39bba3af057
[INFO] testing hardiksiloiya/15-puzzle against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhardiksiloiya%2F15-puzzle" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hardiksiloiya/15-puzzle on toolchain a7ce54db9b096bd1098d07c645b489195a667c9f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hardiksiloiya/15-puzzle
[INFO] finished tweaking git repo https://github.com/hardiksiloiya/15-puzzle
[INFO] tweaked toml for git repo https://github.com/hardiksiloiya/15-puzzle written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/hardiksiloiya/15-puzzle 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" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c1eb770dde8d7ff7498d452a4d52c17668a9480171398ed7bf14ab98b64e703
[INFO] running `Command { std: "docker" "start" "-a" "5c1eb770dde8d7ff7498d452a4d52c17668a9480171398ed7bf14ab98b64e703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c1eb770dde8d7ff7498d452a4d52c17668a9480171398ed7bf14ab98b64e703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c1eb770dde8d7ff7498d452a4d52c17668a9480171398ed7bf14ab98b64e703", kill_on_drop: false }`
[INFO] [stdout] 5c1eb770dde8d7ff7498d452a4d52c17668a9480171398ed7bf14ab98b64e703
[INFO] testing hardiksiloiya/15-puzzle against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhardiksiloiya%2F15-puzzle" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hardiksiloiya/15-puzzle on toolchain a7ce54db9b096bd1098d07c645b489195a667c9f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hardiksiloiya/15-puzzle
[INFO] finished tweaking git repo https://github.com/hardiksiloiya/15-puzzle
[INFO] tweaked toml for git repo https://github.com/hardiksiloiya/15-puzzle written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/hardiksiloiya/15-puzzle 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" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c39ddae5c28cc3e73e94150316f69cb05aa55e7cbb3d44e9e3f5d999651666e7
[INFO] running `Command { std: "docker" "start" "-a" "c39ddae5c28cc3e73e94150316f69cb05aa55e7cbb3d44e9e3f5d999651666e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c39ddae5c28cc3e73e94150316f69cb05aa55e7cbb3d44e9e3f5d999651666e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c39ddae5c28cc3e73e94150316f69cb05aa55e7cbb3d44e9e3f5d999651666e7", kill_on_drop: false }`
[INFO] [stdout] c39ddae5c28cc3e73e94150316f69cb05aa55e7cbb3d44e9e3f5d999651666e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f13d5d36eabc283caedffe0cb565f81a4b238ab768ac5a53a4b3afeb77e890d
[INFO] running `Command { std: "docker" "start" "-a" "8f13d5d36eabc283caedffe0cb565f81a4b238ab768ac5a53a4b3afeb77e890d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling pkg-config v0.3.29
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling cc v1.0.83
[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 ncurses v5.101.0
[INFO] [stderr]    Compiling project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cell`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::cell;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/main.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |             printw("Congratulations! You won!");
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]   --> src/main.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 printw(&format!("{}", cell_content));
[INFO] [stdout]    |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.26s
[INFO] running `Command { std: "docker" "inspect" "8f13d5d36eabc283caedffe0cb565f81a4b238ab768ac5a53a4b3afeb77e890d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f13d5d36eabc283caedffe0cb565f81a4b238ab768ac5a53a4b3afeb77e890d", kill_on_drop: false }`
[INFO] [stdout] 8f13d5d36eabc283caedffe0cb565f81a4b238ab768ac5a53a4b3afeb77e890d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 082a5a63a60434062e2dc48aea0df421f91d5dfabbd7a42c6449a786e8a30cf0
[INFO] running `Command { std: "docker" "start" "-a" "082a5a63a60434062e2dc48aea0df421f91d5dfabbd7a42c6449a786e8a30cf0", kill_on_drop: false }`
[INFO] [stderr]    Compiling project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cell`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::cell;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/main.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |             printw("Congratulations! You won!");
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]   --> src/main.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 printw(&format!("{}", cell_content));
[INFO] [stdout]    |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "082a5a63a60434062e2dc48aea0df421f91d5dfabbd7a42c6449a786e8a30cf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "082a5a63a60434062e2dc48aea0df421f91d5dfabbd7a42c6449a786e8a30cf0", kill_on_drop: false }`
[INFO] [stdout] 082a5a63a60434062e2dc48aea0df421f91d5dfabbd7a42c6449a786e8a30cf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8a6c0d9d2bbd2bad4d22f5a9adc97db89ff79a2689c6d61aa46062d8b309c602
[INFO] running `Command { std: "docker" "start" "-a" "8a6c0d9d2bbd2bad4d22f5a9adc97db89ff79a2689c6d61aa46062d8b309c602", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: write /var/lib/docker/containers/8a6c0d9d2bbd2bad4d22f5a9adc97db89ff79a2689c6d61aa46062d8b309c602/hosts: no space left on device
[INFO] running `Command { std: "docker" "inspect" "8a6c0d9d2bbd2bad4d22f5a9adc97db89ff79a2689c6d61aa46062d8b309c602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a6c0d9d2bbd2bad4d22f5a9adc97db89ff79a2689c6d61aa46062d8b309c602", kill_on_drop: false }`
[INFO] [stdout] 8a6c0d9d2bbd2bad4d22f5a9adc97db89ff79a2689c6d61aa46062d8b309c602