[INFO] cloning repository https://github.com/toku-sa-n/rust_ice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/toku-sa-n/rust_ice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoku-sa-n%2Frust_ice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoku-sa-n%2Frust_ice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba92f95e11c28c1d2f703464f04edfef65f30406
[INFO] checking toku-sa-n/rust_ice against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoku-sa-n%2Frust_ice" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/toku-sa-n/rust_ice on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/toku-sa-n/rust_ice
[INFO] finished tweaking git repo https://github.com/toku-sa-n/rust_ice
[INFO] tweaked toml for git repo https://github.com/toku-sa-n/rust_ice written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/toku-sa-n/rust_ice already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytemuck v1.4.1
[INFO] [stderr]   Downloaded futures-util v0.3.8
[INFO] [stderr]   Downloaded const_fn v0.4.3
[INFO] [stderr]   Downloaded spinning_top v0.1.1
[INFO] [stderr]   Downloaded rgb v0.8.25
[INFO] [stderr]   Downloaded bitfield v0.13.2
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.0
[INFO] [stderr]   Downloaded spinning_top v0.2.2
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.0
[INFO] [stderr]   Downloaded futures-task v0.3.8
[INFO] [stderr]   Downloaded uefi-macros v0.3.3
[INFO] [stderr]   Downloaded conquer-util v0.2.0
[INFO] [stderr]   Downloaded conquer-once v0.2.1
[INFO] [stderr]   Downloaded futures-intrusive v0.3.1
[INFO] [stderr]   Downloaded linked_list_allocator v0.8.6
[INFO] [stderr]   Downloaded ucs2 v0.3.2
[INFO] [stderr]   Downloaded uefi v0.6.0
[INFO] [stderr]   Downloaded syn v1.0.48
[INFO] [stderr]   Downloaded x86_64 v0.12.3
[INFO] [stderr]   Downloaded bit_field v0.9.0
[INFO] [stderr]   Downloaded vek v0.12.1
[INFO] [stderr]   Downloaded bit_field v0.10.1
[INFO] [stderr]   Downloaded futures-core v0.3.8
[INFO] [stderr]   Downloaded pin-project-internal v1.0.1
[INFO] [stderr]   Downloaded pin-project v1.0.1
[INFO] [stderr]   Downloaded screen_layer v0.1.0
[INFO] [stderr]   Downloaded os_units v0.2.5
[INFO] [stderr]   Downloaded qemu-exit v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "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] 5bb8dafbfba4bfbfd22315de795ec3f7ef9f22464423505da5551de9b043d787
[INFO] running `Command { std: "docker" "start" "-a" "5bb8dafbfba4bfbfd22315de795ec3f7ef9f22464423505da5551de9b043d787", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bb8dafbfba4bfbfd22315de795ec3f7ef9f22464423505da5551de9b043d787", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bb8dafbfba4bfbfd22315de795ec3f7ef9f22464423505da5551de9b043d787", kill_on_drop: false }`
[INFO] [stdout] 5bb8dafbfba4bfbfd22315de795ec3f7ef9f22464423505da5551de9b043d787
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 004d2f14612d269d4cf6e25ed9c772c945f419564c658ed02a85caebe9fbe3f5
[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" "004d2f14612d269d4cf6e25ed9c772c945f419564c658ed02a85caebe9fbe3f5", kill_on_drop: false }`
[INFO] [stderr] error: "/opt/rustwide/rustup-home/toolchains/9c1dcf141bc0875407c4eb36972857bd3db713e2/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" "004d2f14612d269d4cf6e25ed9c772c945f419564c658ed02a85caebe9fbe3f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "004d2f14612d269d4cf6e25ed9c772c945f419564c658ed02a85caebe9fbe3f5", kill_on_drop: false }`
[INFO] [stdout] 004d2f14612d269d4cf6e25ed9c772c945f419564c658ed02a85caebe9fbe3f5