[INFO] fetching crate x86featurelevels 1.0.1...
[INFO] checking x86featurelevels-1.0.1 against try#1f5783cbeb5da8b38566d718631d016891e9c912 for pr-142704
[INFO] extracting crate x86featurelevels 1.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate x86featurelevels 1.0.1 on toolchain 1f5783cbeb5da8b38566d718631d016891e9c912
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate x86featurelevels 1.0.1
[INFO] finished tweaking crates.io crate x86featurelevels 1.0.1
[INFO] tweaked toml for crates.io crate x86featurelevels 1.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate x86featurelevels 1.0.1 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" "+1f5783cbeb5da8b38566d718631d016891e9c912" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a0bca9adecb21eab1bd2897846840f8445de4f220bec25e1e78874b1fc53f65
[INFO] running `Command { std: "docker" "start" "-a" "5a0bca9adecb21eab1bd2897846840f8445de4f220bec25e1e78874b1fc53f65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a0bca9adecb21eab1bd2897846840f8445de4f220bec25e1e78874b1fc53f65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a0bca9adecb21eab1bd2897846840f8445de4f220bec25e1e78874b1fc53f65", kill_on_drop: false }`
[INFO] [stdout] 5a0bca9adecb21eab1bd2897846840f8445de4f220bec25e1e78874b1fc53f65
[INFO] checking x86featurelevels-1.0.1 against try#1f5783cbeb5da8b38566d718631d016891e9c912 for pr-142704
[INFO] extracting crate x86featurelevels 1.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate x86featurelevels 1.0.1 on toolchain 1f5783cbeb5da8b38566d718631d016891e9c912
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate x86featurelevels 1.0.1
[INFO] finished tweaking crates.io crate x86featurelevels 1.0.1
[INFO] tweaked toml for crates.io crate x86featurelevels 1.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate x86featurelevels 1.0.1 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" "+1f5783cbeb5da8b38566d718631d016891e9c912" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6a597f5ffd85a7b085dd02cac7f79f164faad4c098e61738e54ce61aec88a0b
[INFO] running `Command { std: "docker" "start" "-a" "b6a597f5ffd85a7b085dd02cac7f79f164faad4c098e61738e54ce61aec88a0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6a597f5ffd85a7b085dd02cac7f79f164faad4c098e61738e54ce61aec88a0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6a597f5ffd85a7b085dd02cac7f79f164faad4c098e61738e54ce61aec88a0b", kill_on_drop: false }`
[INFO] [stdout] b6a597f5ffd85a7b085dd02cac7f79f164faad4c098e61738e54ce61aec88a0b
[INFO] checking x86featurelevels-1.0.1 against try#1f5783cbeb5da8b38566d718631d016891e9c912 for pr-142704
[INFO] extracting crate x86featurelevels 1.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate x86featurelevels 1.0.1 on toolchain 1f5783cbeb5da8b38566d718631d016891e9c912
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate x86featurelevels 1.0.1
[INFO] finished tweaking crates.io crate x86featurelevels 1.0.1
[INFO] tweaked toml for crates.io crate x86featurelevels 1.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate x86featurelevels 1.0.1 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" "+1f5783cbeb5da8b38566d718631d016891e9c912" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 497972d4074786977bae0dc2a0cb69f0e18a1ba4bf9a524b49cc6575515f3e73
[INFO] running `Command { std: "docker" "start" "-a" "497972d4074786977bae0dc2a0cb69f0e18a1ba4bf9a524b49cc6575515f3e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "497972d4074786977bae0dc2a0cb69f0e18a1ba4bf9a524b49cc6575515f3e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "497972d4074786977bae0dc2a0cb69f0e18a1ba4bf9a524b49cc6575515f3e73", kill_on_drop: false }`
[INFO] [stdout] 497972d4074786977bae0dc2a0cb69f0e18a1ba4bf9a524b49cc6575515f3e73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a320a7c0bf213be293cdab99fc6e44c7024ef950c34efeac9d8833e523fd4b37
[INFO] running `Command { std: "docker" "start" "-a" "a320a7c0bf213be293cdab99fc6e44c7024ef950c34efeac9d8833e523fd4b37", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: failed to create task for container: failed to create shim task: OCI runtime create failed: runc create failed: unable to start container process: error during container init: error mounting "/var/lib/crater-agent-workspace/rustup-home" to rootfs at "/opt/rustwide/rustup-home": create mountpoint for /opt/rustwide/rustup-home mount: mkdirat /var/lib/docker/overlay2/644d50605ea8cb4b4c16c99d4fcb156bb7db8edf0e0f218a3b47253ba410d13d/merged/opt/rustwide/rustup-home: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "a320a7c0bf213be293cdab99fc6e44c7024ef950c34efeac9d8833e523fd4b37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a320a7c0bf213be293cdab99fc6e44c7024ef950c34efeac9d8833e523fd4b37", kill_on_drop: false }`
[INFO] [stdout] a320a7c0bf213be293cdab99fc6e44c7024ef950c34efeac9d8833e523fd4b37