[INFO] fetching crate algs4 0.7.0...
[INFO] checking algs4-0.7.0 against master#fc81ad22c453776de16acf9938976930cf8c9401 for pr-77325
[INFO] extracting crate algs4 0.7.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate algs4 0.7.0 on toolchain fc81ad22c453776de16acf9938976930cf8c9401
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate algs4 0.7.0
[INFO] finished tweaking crates.io crate algs4 0.7.0
[INFO] tweaked toml for crates.io crate algs4 0.7.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "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" "+fc81ad22c453776de16acf9938976930cf8c9401" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (sdl2) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (sdl2_gfx) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: unused manifest key: dev-dependencies.sdl2.sdl2
[INFO] [stderr] warning: unused manifest key: dev-dependencies.sdl2_gfx.sdl2_gfx
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a92e38e9774827ea2531558a1ad633abe3a3e4e02a74349c4b1bffe98083fb3c
[INFO] running `Command { std: "docker" "start" "-a" "a92e38e9774827ea2531558a1ad633abe3a3e4e02a74349c4b1bffe98083fb3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a92e38e9774827ea2531558a1ad633abe3a3e4e02a74349c4b1bffe98083fb3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a92e38e9774827ea2531558a1ad633abe3a3e4e02a74349c4b1bffe98083fb3c", kill_on_drop: false }`
[INFO] [stdout] a92e38e9774827ea2531558a1ad633abe3a3e4e02a74349c4b1bffe98083fb3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 018925b6036202df343b9a727bc3d9e3606f03aedd7273f715370aa4806ddf5a
[INFO] running `Command { std: "docker" "start" "-a" "018925b6036202df343b9a727bc3d9e3606f03aedd7273f715370aa4806ddf5a", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (sdl2) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (sdl2_gfx) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: unused manifest key: dev-dependencies.sdl2.sdl2
[INFO] [stderr] warning: unused manifest key: dev-dependencies.sdl2_gfx.sdl2_gfx
[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 v0.24.0`
[INFO] [stderr]     ... which is depended on by `sdl2 v0.24.0`
[INFO] [stderr]     ... which is depended on by `sdl2_gfx v0.24.0`
[INFO] [stderr]     ... which is depended on by `algs4 v0.7.0 (/opt/rustwide/workdir)`
[INFO] [stderr] links to native library `SDL2`
[INFO] [stderr] 
[INFO] [stderr] package `sdl2-sys v0.34.5`
[INFO] [stderr]     ... which is depended on by `sdl2 v0.34.5`
[INFO] [stderr]     ... which is depended on by `algs4 v0.7.0 (/opt/rustwide/workdir)`
[INFO] [stderr] also links to native library `SDL2`
[INFO] running `Command { std: "docker" "inspect" "018925b6036202df343b9a727bc3d9e3606f03aedd7273f715370aa4806ddf5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "018925b6036202df343b9a727bc3d9e3606f03aedd7273f715370aa4806ddf5a", kill_on_drop: false }`
[INFO] [stdout] 018925b6036202df343b9a727bc3d9e3606f03aedd7273f715370aa4806ddf5a