[INFO] fetching crate ucifer 0.5.0-rc.2...
[INFO] testing ucifer-0.5.0-rc.2 against master#f9988fefd3add01f414f52b414308e7872622fee for pr-155114
[INFO] extracting crate ucifer 0.5.0-rc.2 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate ucifer 0.5.0-rc.2
[INFO] finished tweaking crates.io crate ucifer 0.5.0-rc.2
[INFO] tweaked toml for crates.io crate ucifer 0.5.0-rc.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ucifer 0.5.0-rc.2 on toolchain f9988fefd3add01f414f52b414308e7872622fee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ucifer 0.5.0-rc.2 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" "+f9988fefd3add01f414f52b414308e7872622fee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lasso v0.7.3
[INFO] [stderr]   Downloaded assert2-macros v0.3.16
[INFO] [stderr]   Downloaded never-say-never v6.6.666
[INFO] [stderr]   Downloaded beef v0.5.2
[INFO] [stderr]   Downloaded logos-codegen v0.15.1
[INFO] [stderr]   Downloaded logos-derive v0.15.1
[INFO] [stderr]   Downloaded assert2 v0.3.16
[INFO] [stderr]   Downloaded logos v0.15.1
[INFO] [stderr]   Downloaded descape v3.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9abef19afb8c9eba4880c1b61fce1a1ad565bc592f924c42f93656ac787cd971
[INFO] running `Command { std: "docker" "start" "-a" "9abef19afb8c9eba4880c1b61fce1a1ad565bc592f924c42f93656ac787cd971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9abef19afb8c9eba4880c1b61fce1a1ad565bc592f924c42f93656ac787cd971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9abef19afb8c9eba4880c1b61fce1a1ad565bc592f924c42f93656ac787cd971", kill_on_drop: false }`
[INFO] [stdout] 9abef19afb8c9eba4880c1b61fce1a1ad565bc592f924c42f93656ac787cd971
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8388a63b0ee1ec7af79cbf9bf6c40a37bb0d4d5699bf05ef881498b8086d33e8
[INFO] running `Command { std: "docker" "start" "-a" "8388a63b0ee1ec7af79cbf9bf6c40a37bb0d4d5699bf05ef881498b8086d33e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling descape v3.0.0
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling logos-codegen v0.15.1
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling lasso v0.7.3
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling logos-derive v0.15.1
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.1
[INFO] [stderr]    Compiling logos v0.15.1
[INFO] [stderr]    Compiling ucifer v0.5.0-rc.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.49s
[INFO] running `Command { std: "docker" "inspect" "8388a63b0ee1ec7af79cbf9bf6c40a37bb0d4d5699bf05ef881498b8086d33e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8388a63b0ee1ec7af79cbf9bf6c40a37bb0d4d5699bf05ef881498b8086d33e8", kill_on_drop: false }`
[INFO] [stdout] 8388a63b0ee1ec7af79cbf9bf6c40a37bb0d4d5699bf05ef881498b8086d33e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/containers/80b411885516c308bd62e21581f03dfca8da3b3101dea00f46e91f230ed756e4/checkpoints: no space left on device
