[INFO] fetching crate scxtop 1.0.22...
[INFO] testing scxtop-1.0.22 against try#8da20828b6ea601dfd8e2448cb50ace88876bd78 for pr-150933
[INFO] extracting crate scxtop 1.0.22 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate scxtop 1.0.22
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate scxtop 1.0.22
[INFO] tweaked toml for crates.io crate scxtop 1.0.22 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate scxtop 1.0.22 on toolchain 8da20828b6ea601dfd8e2448cb50ace88876bd78
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate scxtop 1.0.22 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" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/68fde367a08ac7fae37c2ff3df9642c8a71d9e93c0f83aa631dc123993143027-init/merged: no space left on device
[INFO] testing scxtop-1.0.22 against try#8da20828b6ea601dfd8e2448cb50ace88876bd78 for pr-150933
[INFO] extracting crate scxtop 1.0.22 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate scxtop 1.0.22
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate scxtop 1.0.22
[INFO] tweaked toml for crates.io crate scxtop 1.0.22 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate scxtop 1.0.22 on toolchain 8da20828b6ea601dfd8e2448cb50ace88876bd78
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate scxtop 1.0.22 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" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: symlink /proc/mounts /var/lib/docker/overlay2/fff8d1179d2ab73468acff78e1bbe809a90b1c3dc11176ab3e9de11d4ec3077e-init/merged/etc/mtab: file exists
[INFO] testing scxtop-1.0.22 against try#8da20828b6ea601dfd8e2448cb50ace88876bd78 for pr-150933
[INFO] extracting crate scxtop 1.0.22 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate scxtop 1.0.22
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate scxtop 1.0.22
[INFO] tweaked toml for crates.io crate scxtop 1.0.22 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate scxtop 1.0.22 on toolchain 8da20828b6ea601dfd8e2448cb50ace88876bd78
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate scxtop 1.0.22 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" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0b004b901c52293172fac300fcdd6d338eb0e1819239c4add4a84a84ce04dfa
[INFO] running `Command { std: "docker" "start" "-a" "e0b004b901c52293172fac300fcdd6d338eb0e1819239c4add4a84a84ce04dfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0b004b901c52293172fac300fcdd6d338eb0e1819239c4add4a84a84ce04dfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0b004b901c52293172fac300fcdd6d338eb0e1819239c4add4a84a84ce04dfa", kill_on_drop: false }`
[INFO] [stdout] e0b004b901c52293172fac300fcdd6d338eb0e1819239c4add4a84a84ce04dfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/98f15f5fc5a850bb16386368eb407e104cbd97010fef14446b3be33031fdfca0-init/merged: no space left on device