[INFO] fetching crate moros 0.5.0...
[INFO] checking moros-0.5.0 against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243
[INFO] extracting crate moros 0.5.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate moros 0.5.0 on toolchain 81275a1445c7502a974118e0c69b795ab60be991
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate moros 0.5.0
[INFO] finished tweaking crates.io crate moros 0.5.0
[INFO] tweaked toml for crates.io crate moros 0.5.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate moros 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cpuio v0.3.0
[INFO] [stderr]   Downloaded spinning_top v0.1.1
[INFO] [stderr]   Downloaded bit_field v0.10.1
[INFO] [stderr]   Downloaded managed v0.7.2
[INFO] [stderr]   Downloaded pc-keyboard v0.5.1
[INFO] [stderr]   Downloaded smoltcp v0.6.0
[INFO] [stderr]   Downloaded uart_16550 v0.2.10
[INFO] [stderr]   Downloaded vte_generate_state_changes v0.1.1
[INFO] [stderr]   Downloaded pic8259_simple v0.2.0
[INFO] [stderr]   Downloaded x86_64 v0.12.3
[INFO] [stderr]   Downloaded vte v0.8.0
[INFO] [stderr]   Downloaded bootloader v0.9.11
[INFO] [stderr]   Downloaded volatile v0.2.7
[INFO] [stderr]   Downloaded spin v0.7.0
[INFO] [stderr]   Downloaded acpi v2.0.0
[INFO] [stderr]   Downloaded raw-cpuid v8.1.2
[INFO] [stderr]   Downloaded linked_list_allocator v0.8.6
[INFO] [stderr]   Downloaded aml v0.9.0
[INFO] [stderr]   Downloaded rsdp v1.0.0
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25ac2e2000a3b34b69ecb8b1210043c137879b8b7201c6d8c99b78dfda2beea1
[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" "25ac2e2000a3b34b69ecb8b1210043c137879b8b7201c6d8c99b78dfda2beea1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25ac2e2000a3b34b69ecb8b1210043c137879b8b7201c6d8c99b78dfda2beea1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25ac2e2000a3b34b69ecb8b1210043c137879b8b7201c6d8c99b78dfda2beea1", kill_on_drop: false }`
[INFO] [stdout] 25ac2e2000a3b34b69ecb8b1210043c137879b8b7201c6d8c99b78dfda2beea1
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e663950cc225aa16d185f31c2e00c3d126b490d69952e906fab080bcf5b70daf
[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" "e663950cc225aa16d185f31c2e00c3d126b490d69952e906fab080bcf5b70daf", kill_on_drop: false }`
[INFO] [stderr] error: "/opt/rustwide/rustup-home/toolchains/81275a1445c7502a974118e0c69b795ab60be991/lib/rustlib/src/rust/Cargo.lock" does not exist, unable to build with the standard library, try:
[INFO] [stderr]         rustup component add rust-src
[INFO] running `Command { std: "docker" "inspect" "e663950cc225aa16d185f31c2e00c3d126b490d69952e906fab080bcf5b70daf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e663950cc225aa16d185f31c2e00c3d126b490d69952e906fab080bcf5b70daf", kill_on_drop: false }`
[INFO] [stdout] e663950cc225aa16d185f31c2e00c3d126b490d69952e906fab080bcf5b70daf