[INFO] cloning repository https://github.com/yurikrupnik/rust-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yurikrupnik/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyurikrupnik%2Frust-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyurikrupnik%2Frust-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bf6aefe5af947abb8d101230baa08553fc2090c2
[INFO] checking yurikrupnik/rust-playground against master#40daf23eeb711dadf140b2536e67e3ff4c999196 for pr-142287
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyurikrupnik%2Frust-playground" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yurikrupnik/rust-playground on toolchain 40daf23eeb711dadf140b2536e67e3ff4c999196
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/yurikrupnik/rust-playground
[INFO] finished tweaking git repo https://github.com/yurikrupnik/rust-playground
[INFO] tweaked toml for git repo https://github.com/yurikrupnik/rust-playground written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/yurikrupnik/rust-playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded treediff v4.0.2
[INFO] [stderr]   Downloaded json-patch v0.3.0
[INFO] [stderr]   Downloaded kube v0.78.0
[INFO] [stderr]   Downloaded kube-runtime v0.78.0
[INFO] [stderr]   Downloaded kube-derive v0.78.0
[INFO] [stderr]   Downloaded serde_json_lodash v0.1.16
[INFO] [stderr]   Downloaded kube-core v0.78.0
[INFO] [stderr]   Downloaded kube-client v0.78.0
[INFO] [stderr]   Downloaded bson v2.4.0
[INFO] [stderr]   Downloaded mongodb v2.3.1
[INFO] [stderr]   Downloaded libc v0.2.128
[INFO] [stderr]   Downloaded k8s-openapi v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27ef1f9e3b61f4667d0547404dc89edfe07b5108048932edb8c43c564debf795
[INFO] running `Command { std: "docker" "start" "-a" "27ef1f9e3b61f4667d0547404dc89edfe07b5108048932edb8c43c564debf795", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27ef1f9e3b61f4667d0547404dc89edfe07b5108048932edb8c43c564debf795", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27ef1f9e3b61f4667d0547404dc89edfe07b5108048932edb8c43c564debf795", kill_on_drop: false }`
[INFO] [stdout] 27ef1f9e3b61f4667d0547404dc89edfe07b5108048932edb8c43c564debf795
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49600a4f84877c52d79a79207f5b59b7123aa60aa33004b4ad222aec3b1311c9
[INFO] running `Command { std: "docker" "start" "-a" "49600a4f84877c52d79a79207f5b59b7123aa60aa33004b4ad222aec3b1311c9", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: write /var/lib/docker/containers/49600a4f84877c52d79a79207f5b59b7123aa60aa33004b4ad222aec3b1311c9/.tmp-resolv.conf.hash673341391: no space left on device
[INFO] running `Command { std: "docker" "inspect" "49600a4f84877c52d79a79207f5b59b7123aa60aa33004b4ad222aec3b1311c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49600a4f84877c52d79a79207f5b59b7123aa60aa33004b4ad222aec3b1311c9", kill_on_drop: false }`
[INFO] [stdout] 49600a4f84877c52d79a79207f5b59b7123aa60aa33004b4ad222aec3b1311c9