[INFO] fetching crate game2048 0.0.5...
[INFO] checking game2048-0.0.5 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate game2048 0.0.5 into /workspace/builds/worker-70/source
[INFO] validating manifest of crates.io crate game2048 0.0.5 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate game2048 0.0.5
[INFO] finished tweaking crates.io crate game2048 0.0.5
[INFO] tweaked toml for crates.io crate game2048 0.0.5 written to /workspace/builds/worker-70/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitflags v0.3.3
[INFO] [stderr]   Downloaded rand v0.3.23
[INFO] [stderr]   Downloaded libc v0.1.12
[INFO] [stderr]   Downloaded c_vec v1.0.12
[INFO] [stderr]   Downloaded num v0.1.42
[INFO] [stderr]   Downloaded num-rational v0.1.42
[INFO] [stderr]   Downloaded num-complex v0.1.43
[INFO] [stderr]   Downloaded bitflags v0.6.0
[INFO] [stderr]   Downloaded sdl2_gfx v0.24.0
[INFO] [stderr]   Downloaded sdl2-sys v0.24.0
[INFO] [stderr]   Downloaded sdl2-sys v0.6.2
[INFO] [stderr]   Downloaded sdl2 v0.9.1
[INFO] [stderr]   Downloaded sdl2-sys v0.25.0
[INFO] [stderr]   Downloaded sdl2 v0.25.0
[INFO] [stderr]   Downloaded sdl2 v0.24.0
[INFO] [stderr]   Downloaded num-bigint v0.1.44
[INFO] [stderr]   Downloaded rustc-serialize v0.3.24
[INFO] [stderr]   Downloaded sdl2_ttf v0.25.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1314a0a79631fc4a05bc1774ef880c041ffbced9506c912e109bf66e5841541
[INFO] running `Command { std: "docker" "start" "-a" "e1314a0a79631fc4a05bc1774ef880c041ffbced9506c912e109bf66e5841541", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1314a0a79631fc4a05bc1774ef880c041ffbced9506c912e109bf66e5841541", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1314a0a79631fc4a05bc1774ef880c041ffbced9506c912e109bf66e5841541", kill_on_drop: false }`
[INFO] [stdout] e1314a0a79631fc4a05bc1774ef880c041ffbced9506c912e109bf66e5841541
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb234f16228c7897aadf735431e842b4e7f011089b9546d4a6b93bef1e577766
[INFO] running `Command { std: "docker" "start" "-a" "eb234f16228c7897aadf735431e842b4e7f011089b9546d4a6b93bef1e577766", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: multiple packages link to native library `SDL2`, but a native library can be linked only once
[INFO] [stderr] 
[INFO] [stderr] package `sdl2-sys v0.6.2`
[INFO] [stderr]     ... which satisfies dependency `sdl2-sys = "=0.6.2"` of package `sdl2 v0.9.1`
[INFO] [stderr]     ... which satisfies dependency `sdl2 = "=0.9.1"` of package `game2048 v0.0.5 (/opt/rustwide/workdir)`
[INFO] [stderr] links to native library `SDL2`
[INFO] [stderr] 
[INFO] [stderr] package `sdl2-sys v0.24.0`
[INFO] [stderr]     ... which satisfies dependency `sdl2-sys = "=0.24.0"` of package `sdl2 v0.24.0`
[INFO] [stderr]     ... which satisfies dependency `sdl2 = "=0.24.0"` of package `sdl2_gfx v0.24.0`
[INFO] [stderr]     ... which satisfies dependency `sdl2_gfx = "=0.24.0"` of package `game2048 v0.0.5 (/opt/rustwide/workdir)`
[INFO] [stderr] also links to native library `SDL2`
[INFO] running `Command { std: "docker" "inspect" "eb234f16228c7897aadf735431e842b4e7f011089b9546d4a6b93bef1e577766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb234f16228c7897aadf735431e842b4e7f011089b9546d4a6b93bef1e577766", kill_on_drop: false }`
[INFO] [stdout] eb234f16228c7897aadf735431e842b4e7f011089b9546d4a6b93bef1e577766