[INFO] cloning repository https://github.com/aelred/tetris
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aelred/tetris" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faelred%2Ftetris", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faelred%2Ftetris'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 484f4b5835dbe4d9c0973235b18279661921663f
[INFO] checking aelred/tetris against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faelred%2Ftetris" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aelred/tetris on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1/source/.cargo/config
[INFO] removed /workspace/builds/worker-1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/aelred/tetris
[INFO] finished tweaking git repo https://github.com/aelred/tetris
[INFO] tweaked toml for git repo https://github.com/aelred/tetris written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/aelred/tetris already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thread-id v2.0.0
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[INFO] [stderr]   Downloaded memchr v0.1.11
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[INFO] [stderr]   Downloaded wasm-bindgen v0.2.65
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[INFO] [stderr]   Downloaded pin-project v0.4.22
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[INFO] [stderr]   Downloaded memchr v2.3.3
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[INFO] [stderr]   Downloaded walkdir v2.3.1
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[INFO] [stderr]   Downloaded futures-io v0.3.5
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[INFO] [stderr]   Downloaded reqwest v0.10.7
[INFO] [stderr]   Downloaded serde_json v1.0.56
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[INFO] [stderr]   Downloaded pear_codegen v0.1.4
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[INFO] [stderr]   Downloaded rand_core v0.4.2
[INFO] [stderr]   Downloaded pin-utils v0.1.0
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[INFO] [stderr]   Downloaded try-lock v0.2.3
[INFO] [stderr]   Downloaded version_check v0.9.2
[INFO] [stderr]   Downloaded vcpkg v0.2.10
[INFO] [stderr]   Downloaded core-foundation v0.7.0
[INFO] [stderr]   Downloaded redox_syscall v0.1.57
[INFO] [stderr]   Downloaded bytes v0.5.6
[INFO] [stderr]   Downloaded fnv v1.0.7
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[INFO] [stderr]   Downloaded subtle v2.2.3
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[INFO] [stderr]   Downloaded log v0.4.11
[INFO] [stderr]   Downloaded smallvec v1.4.1
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[INFO] [stderr]   Downloaded rocket_contrib v0.4.5
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[INFO] [stderr]   Downloaded traitobject v0.1.0
[INFO] [stderr]   Downloaded typeable v0.1.2
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[INFO] [stderr]   Downloaded num_cpus v1.13.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2899aa96acfc518dd1944f499f7ea1891f89dec42ea4dc8802230d6a853536d3
[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" "2899aa96acfc518dd1944f499f7ea1891f89dec42ea4dc8802230d6a853536d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2899aa96acfc518dd1944f499f7ea1891f89dec42ea4dc8802230d6a853536d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2899aa96acfc518dd1944f499f7ea1891f89dec42ea4dc8802230d6a853536d3", kill_on_drop: false }`
[INFO] [stdout] 2899aa96acfc518dd1944f499f7ea1891f89dec42ea4dc8802230d6a853536d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8e996316f30da91b4016f1f2d0b4dcba6f85d203b1abbe97b6d14354ab73a8f
[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" "c8e996316f30da91b4016f1f2d0b4dcba6f85d203b1abbe97b6d14354ab73a8f", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "c8e996316f30da91b4016f1f2d0b4dcba6f85d203b1abbe97b6d14354ab73a8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8e996316f30da91b4016f1f2d0b4dcba6f85d203b1abbe97b6d14354ab73a8f", kill_on_drop: false }`
[INFO] [stdout] c8e996316f30da91b4016f1f2d0b4dcba6f85d203b1abbe97b6d14354ab73a8f