[INFO] fetching crate rust2048 1.0.0...
[INFO] testing rust2048-1.0.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate rust2048 1.0.0 into /workspace/builds/worker-82/source
[INFO] validating manifest of crates.io crate rust2048 1.0.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust2048 1.0.0
[INFO] finished tweaking crates.io crate rust2048 1.0.0
[INFO] tweaked toml for crates.io crate rust2048 1.0.0 written to /workspace/builds/worker-82/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--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-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c39c996e5206515bd886609fff3819c931bdc922dd10d9421333ff5b1f89a625
[INFO] running `Command { std: "docker" "start" "-a" "c39c996e5206515bd886609fff3819c931bdc922dd10d9421333ff5b1f89a625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c39c996e5206515bd886609fff3819c931bdc922dd10d9421333ff5b1f89a625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c39c996e5206515bd886609fff3819c931bdc922dd10d9421333ff5b1f89a625", kill_on_drop: false }`
[INFO] [stdout] c39c996e5206515bd886609fff3819c931bdc922dd10d9421333ff5b1f89a625
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adb6c2989acf5fd21510d6ae1f18ef38d3e462cbdb988e4fbb0519324c83a8a6
[INFO] running `Command { std: "docker" "start" "-a" "adb6c2989acf5fd21510d6ae1f18ef38d3e462cbdb988e4fbb0519324c83a8a6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling rust2048 v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.45s
[INFO] running `Command { std: "docker" "inspect" "adb6c2989acf5fd21510d6ae1f18ef38d3e462cbdb988e4fbb0519324c83a8a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adb6c2989acf5fd21510d6ae1f18ef38d3e462cbdb988e4fbb0519324c83a8a6", kill_on_drop: false }`
[INFO] [stdout] adb6c2989acf5fd21510d6ae1f18ef38d3e462cbdb988e4fbb0519324c83a8a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc47bc3b6af7ce55440a1b984cb49bd5f8afe757feb45ab0f0d67ed7523f2b40
[INFO] running `Command { std: "docker" "start" "-a" "cc47bc3b6af7ce55440a1b984cb49bd5f8afe757feb45ab0f0d67ed7523f2b40", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust2048 v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "cc47bc3b6af7ce55440a1b984cb49bd5f8afe757feb45ab0f0d67ed7523f2b40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc47bc3b6af7ce55440a1b984cb49bd5f8afe757feb45ab0f0d67ed7523f2b40", kill_on_drop: false }`
[INFO] [stdout] cc47bc3b6af7ce55440a1b984cb49bd5f8afe757feb45ab0f0d67ed7523f2b40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 119212c477d84f8bfdfecb89591f09f619dc9782090ed12827960b3c013ddbf7
[INFO] running `Command { std: "docker" "start" "-a" "119212c477d84f8bfdfecb89591f09f619dc9782090ed12827960b3c013ddbf7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] running 10 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust2048-f69144967ebcb591)
[INFO] [stdout] test board::check_continuability ... ok
[INFO] [stdout] test board::check_move_up ... ok
[INFO] [stdout] test board::check_movable_right ... ok
[INFO] [stdout] test board::check_movable_left ... ok
[INFO] [stdout] test board::check_move_down ... ok
[INFO] [stdout] test board::check_movable_up ... ok
[INFO] [stdout] test board::check_move_left ... ok
[INFO] [stdout] test board::check_no_number_area ... ok
[INFO] [stdout] test board::check_movable_down ... ok
[INFO] [stdout] test board::check_move_right ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "119212c477d84f8bfdfecb89591f09f619dc9782090ed12827960b3c013ddbf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "119212c477d84f8bfdfecb89591f09f619dc9782090ed12827960b3c013ddbf7", kill_on_drop: false }`
[INFO] [stdout] 119212c477d84f8bfdfecb89591f09f619dc9782090ed12827960b3c013ddbf7