[INFO] cloning repository https://github.com/luksamuk/my-os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luksamuk/my-os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluksamuk%2Fmy-os", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluksamuk%2Fmy-os'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e1c3da1f23b2caf919114e7896a60ec92f910dd
[INFO] checking luksamuk/my-os against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluksamuk%2Fmy-os" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/luksamuk/my-os 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/luksamuk/my-os
[INFO] finished tweaking git repo https://github.com/luksamuk/my-os
[INFO] tweaked toml for git repo https://github.com/luksamuk/my-os written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/luksamuk/my-os 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 rlibc v1.0.0
[INFO] [stderr]   Downloaded bit_field v0.9.0
[INFO] [stderr]   Downloaded spin v0.4.6
[INFO] [stderr]   Downloaded bitflags v0.4.0
[INFO] [stderr]   Downloaded once v0.3.3
[INFO] [stderr]   Downloaded x86_64 v0.1.2
[INFO] [stderr]   Downloaded volatile v0.2.3
[INFO] [stderr]   Downloaded multiboot2 v0.3.2
[INFO] [stderr]   Downloaded bit_field v0.7.0
[INFO] [stderr]   Downloaded linked_list_allocator v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6cc3fd3940ccaddc432852201121f4663e96830cc8aa86c6c38c61731a8ae9a5
[INFO] running `Command { std: "docker" "start" "-a" "6cc3fd3940ccaddc432852201121f4663e96830cc8aa86c6c38c61731a8ae9a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cc3fd3940ccaddc432852201121f4663e96830cc8aa86c6c38c61731a8ae9a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cc3fd3940ccaddc432852201121f4663e96830cc8aa86c6c38c61731a8ae9a5", kill_on_drop: false }`
[INFO] [stdout] 6cc3fd3940ccaddc432852201121f4663e96830cc8aa86c6c38c61731a8ae9a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 56743f52ad980a4e19bbaa819b48cfd4d1dff7d48af309a99e15450cbbdce82f
[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" "56743f52ad980a4e19bbaa819b48cfd4d1dff7d48af309a99e15450cbbdce82f", 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" "56743f52ad980a4e19bbaa819b48cfd4d1dff7d48af309a99e15450cbbdce82f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56743f52ad980a4e19bbaa819b48cfd4d1dff7d48af309a99e15450cbbdce82f", kill_on_drop: false }`
[INFO] [stdout] 56743f52ad980a4e19bbaa819b48cfd4d1dff7d48af309a99e15450cbbdce82f