[INFO] fetching crate visit 0.1.0...
[INFO] checking visit-0.1.0 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate visit 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate visit 0.1.0 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate visit 0.1.0
[INFO] finished tweaking crates.io crate visit 0.1.0
[INFO] tweaked toml for crates.io crate visit 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sdl2-sys v0.25.0
[INFO] [stderr]   Downloaded sdl2 v0.34.3
[INFO] [stderr]   Downloaded case v1.0.0
[INFO] [stderr]   Downloaded sdl2-sys v0.34.3
[INFO] [stderr]   Downloaded sdl2 v0.25.0
[INFO] [stderr]   Downloaded version-compare v0.0.10
[INFO] [stderr]   Downloaded sdl2_image v0.25.0
[INFO] [stderr]   Downloaded bitflags v0.6.0
[INFO] [stderr]   Downloaded simple v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4299faaea5ab68fc183fd814403ebb22a722931570afa8ee15b5e3fc858ec07e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4299faaea5ab68fc183fd814403ebb22a722931570afa8ee15b5e3fc858ec07e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4299faaea5ab68fc183fd814403ebb22a722931570afa8ee15b5e3fc858ec07e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4299faaea5ab68fc183fd814403ebb22a722931570afa8ee15b5e3fc858ec07e", kill_on_drop: false }`
[INFO] [stdout] 4299faaea5ab68fc183fd814403ebb22a722931570afa8ee15b5e3fc858ec07e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a813fdd0104334853c858c5f61d8e70651fcf791d1e31c6023c4bbcf5dec2ce
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6a813fdd0104334853c858c5f61d8e70651fcf791d1e31c6023c4bbcf5dec2ce", kill_on_drop: false }`
[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 v0.25.0`
[INFO] [stderr]     ... which is depended on by `sdl2 v0.25.0`
[INFO] [stderr]     ... which is depended on by `sdl2_image v0.25.0`
[INFO] [stderr]     ... which is depended on by `simple v0.1.0`
[INFO] [stderr]     ... which is depended on by `visit v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] links to native library `SDL2`
[INFO] [stderr] 
[INFO] [stderr] package `sdl2-sys v0.34.3`
[INFO] [stderr]     ... which is depended on by `sdl2 v0.34.3`
[INFO] [stderr]     ... which is depended on by `simple v0.1.0`
[INFO] [stderr]     ... which is depended on by `visit v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] also links to native library `SDL2`
[INFO] running `Command { std: "docker" "inspect" "6a813fdd0104334853c858c5f61d8e70651fcf791d1e31c6023c4bbcf5dec2ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a813fdd0104334853c858c5f61d8e70651fcf791d1e31c6023c4bbcf5dec2ce", kill_on_drop: false }`
[INFO] [stdout] 6a813fdd0104334853c858c5f61d8e70651fcf791d1e31c6023c4bbcf5dec2ce