[INFO] fetching crate slipspeed 2.0.0...
[INFO] testing slipspeed-2.0.0 against master#d933cf483edf1605142ac6899ff32536c0ad8b22 for pr-150933
[INFO] extracting crate slipspeed 2.0.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate slipspeed 2.0.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate slipspeed 2.0.0
[INFO] tweaked toml for crates.io crate slipspeed 2.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate slipspeed 2.0.0 on toolchain d933cf483edf1605142ac6899ff32536c0ad8b22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate slipspeed 2.0.0 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" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded asynchronous-codec v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 134b8c949b3bdbb90332faf0acabc9929b2f9b28b64b231306712dda81c81ae9
[INFO] running `Command { std: "docker" "start" "-a" "134b8c949b3bdbb90332faf0acabc9929b2f9b28b64b231306712dda81c81ae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "134b8c949b3bdbb90332faf0acabc9929b2f9b28b64b231306712dda81c81ae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "134b8c949b3bdbb90332faf0acabc9929b2f9b28b64b231306712dda81c81ae9", kill_on_drop: false }`
[INFO] [stdout] 134b8c949b3bdbb90332faf0acabc9929b2f9b28b64b231306712dda81c81ae9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6440b93be678eb4e5e3a05b655fe907929168bbc604c45cbc66298efe5fc721
[INFO] running `Command { std: "docker" "start" "-a" "a6440b93be678eb4e5e3a05b655fe907929168bbc604c45cbc66298efe5fc721", kill_on_drop: false }`
[INFO] [stderr]    Compiling slipspeed v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "a6440b93be678eb4e5e3a05b655fe907929168bbc604c45cbc66298efe5fc721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6440b93be678eb4e5e3a05b655fe907929168bbc604c45cbc66298efe5fc721", kill_on_drop: false }`
[INFO] [stdout] a6440b93be678eb4e5e3a05b655fe907929168bbc604c45cbc66298efe5fc721
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11b3adc3f382902c20d6fbc715330cefd03a7be8f83edac11f915335aee28614
[INFO] running `Command { std: "docker" "start" "-a" "11b3adc3f382902c20d6fbc715330cefd03a7be8f83edac11f915335aee28614", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.20
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling slipspeed v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.40s
[INFO] running `Command { std: "docker" "inspect" "11b3adc3f382902c20d6fbc715330cefd03a7be8f83edac11f915335aee28614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11b3adc3f382902c20d6fbc715330cefd03a7be8f83edac11f915335aee28614", kill_on_drop: false }`
[INFO] [stdout] 11b3adc3f382902c20d6fbc715330cefd03a7be8f83edac11f915335aee28614
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: write /var/lib/docker/image/overlay2/layerdb/mounts/02e905b914a156e60284274242dd195b63b13fc59aadde1766ed672e86b2671b/mount-id: no space left on device