[INFO] cloning repository https://github.com/ocamlmycaml/rust-pong
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ocamlmycaml/rust-pong" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Focamlmycaml%2Frust-pong", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Focamlmycaml%2Frust-pong'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 96ecefc16366cf2a7744b788c7a9d3b0fe8a2f3a
[INFO] checking ocamlmycaml/rust-pong against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Focamlmycaml%2Frust-pong" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ocamlmycaml/rust-pong on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ocamlmycaml/rust-pong
[INFO] finished tweaking git repo https://github.com/ocamlmycaml/rust-pong
[INFO] tweaked toml for git repo https://github.com/ocamlmycaml/rust-pong written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/ocamlmycaml/rust-pong already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 39779f74376acdd82c6c5a9cd78d913a187c12db929456a18397c39a34936eca
[INFO] running `Command { std: "docker" "start" "-a" "39779f74376acdd82c6c5a9cd78d913a187c12db929456a18397c39a34936eca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39779f74376acdd82c6c5a9cd78d913a187c12db929456a18397c39a34936eca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39779f74376acdd82c6c5a9cd78d913a187c12db929456a18397c39a34936eca", kill_on_drop: false }`
[INFO] [stdout] 39779f74376acdd82c6c5a9cd78d913a187c12db929456a18397c39a34936eca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f422722175ec1fa399a23393f696bb3086f61abd488c1425fadd45696a09c62a
[INFO] running `Command { std: "docker" "start" "-a" "f422722175ec1fa399a23393f696bb3086f61abd488c1425fadd45696a09c62a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking adler32 v1.1.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]    Compiling cpal v0.11.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]    Compiling sdl2 v0.34.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking claxon v0.4.2
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking bytemuck v1.2.0
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.2
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling sdl2-sys v0.34.2
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking ogg v0.7.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling hashbrown v0.8.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking lewton v0.10.1
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]     Checking tiff v0.5.0
[INFO] [stderr]     Checking png v0.16.6
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling vek v0.11.2
[INFO] [stderr]     Checking ab_glyph v0.2.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling glow v0.4.0
[INFO] [stderr]     Checking rayon-core v1.7.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking minimp3 v0.3.5
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking image v0.23.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking rodio v0.11.0
[INFO] [stderr]     Checking tetra v0.4.0
[INFO] [stderr]     Checking rust-pong v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 23s
[INFO] running `Command { std: "docker" "inspect" "f422722175ec1fa399a23393f696bb3086f61abd488c1425fadd45696a09c62a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f422722175ec1fa399a23393f696bb3086f61abd488c1425fadd45696a09c62a", kill_on_drop: false }`
[INFO] [stdout] f422722175ec1fa399a23393f696bb3086f61abd488c1425fadd45696a09c62a