[INFO] cloning repository https://github.com/dpc/rhex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dpc/rhex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdpc%2Frhex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdpc%2Frhex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1359daa83889e204d5075c88159e6b507353ea72
[INFO] checking dpc/rhex against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdpc%2Frhex" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dpc/rhex 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] started tweaking git repo https://github.com/dpc/rhex
[INFO] finished tweaking git repo https://github.com/dpc/rhex
[INFO] tweaked toml for git repo https://github.com/dpc/rhex written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/dpc/rhex 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nom v1.2.4
[INFO] [stderr]   Downloaded regex-syntax v0.3.9
[INFO] [stderr]   Downloaded unicode-normalization v0.1.5
[INFO] [stderr]   Downloaded num v0.1.41
[INFO] [stderr]   Downloaded matches v0.1.6
[INFO] [stderr]   Downloaded chrono v0.2.25
[INFO] [stderr]   Downloaded toml v0.1.30
[INFO] [stderr]   Downloaded ncurses v5.91.0
[INFO] [stderr]   Downloaded num-bigint v0.1.41
[INFO] [stderr]   Downloaded quine-mc_cluskey v0.2.4
[INFO] [stderr]   Downloaded semver v0.2.3
[INFO] [stderr]   Downloaded num-traits v0.1.42
[INFO] [stderr]   Downloaded libc v0.2.36
[INFO] [stderr]   Downloaded rand v0.3.20
[INFO] [stderr]   Downloaded num-complex v0.1.41
[INFO] [stderr]   Downloaded num-rational v0.1.41
[INFO] [stderr]   Downloaded hex2d v0.2.0
[INFO] [stderr]   Downloaded dpc-simplemap v0.1.0
[INFO] [stderr]   Downloaded hex2d-dpcext v0.0.9
[INFO] [stderr]   Downloaded clippy v0.0.74
[INFO] [stderr]   Downloaded clippy_lints v0.0.74
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 401fccb534da9ce90802b391225919143634a40a7d6cd6b1828c9872efd54231
[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" "401fccb534da9ce90802b391225919143634a40a7d6cd6b1828c9872efd54231", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "401fccb534da9ce90802b391225919143634a40a7d6cd6b1828c9872efd54231", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "401fccb534da9ce90802b391225919143634a40a7d6cd6b1828c9872efd54231", kill_on_drop: false }`
[INFO] [stdout] 401fccb534da9ce90802b391225919143634a40a7d6cd6b1828c9872efd54231
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6a88c963e1742e4a3db5fac7a0e2a3a7fc6eaf23638935fa96ebf27efc252e8
[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" "b6a88c963e1742e4a3db5fac7a0e2a3a7fc6eaf23638935fa96ebf27efc252e8", 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" "b6a88c963e1742e4a3db5fac7a0e2a3a7fc6eaf23638935fa96ebf27efc252e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6a88c963e1742e4a3db5fac7a0e2a3a7fc6eaf23638935fa96ebf27efc252e8", kill_on_drop: false }`
[INFO] [stdout] b6a88c963e1742e4a3db5fac7a0e2a3a7fc6eaf23638935fa96ebf27efc252e8