[INFO] fetching crate dict_derive 0.3.1...
[INFO] checking dict_derive-0.3.1 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate dict_derive 0.3.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate dict_derive 0.3.1 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dict_derive 0.3.1
[INFO] finished tweaking crates.io crate dict_derive 0.3.1
[INFO] tweaked toml for crates.io crate dict_derive 0.3.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21b398cdc771a425abb87a2c8fbe391b054c8f70114a72569c7a51062b93300c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "21b398cdc771a425abb87a2c8fbe391b054c8f70114a72569c7a51062b93300c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21b398cdc771a425abb87a2c8fbe391b054c8f70114a72569c7a51062b93300c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21b398cdc771a425abb87a2c8fbe391b054c8f70114a72569c7a51062b93300c", kill_on_drop: false }`
[INFO] [stdout] 21b398cdc771a425abb87a2c8fbe391b054c8f70114a72569c7a51062b93300c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 652215a7ac6aa791190c881ba1e87b7bd024d5995a9f14d5d0870bf2ee508dd9
[INFO] running `Command { std: "docker" "start" "-a" "652215a7ac6aa791190c881ba1e87b7bd024d5995a9f14d5d0870bf2ee508dd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling inventory v0.1.10
[INFO] [stderr]    Compiling pyo3 v0.12.4
[INFO] [stderr]     Checking unindent v0.1.7
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking dict_derive v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling pyo3-derive-backend v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling inventory-impl v0.1.10
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling pyo3cls v0.12.4
[INFO] [stderr]     Checking indoc v0.3.6
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking trybuild v1.0.42
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.53s
[INFO] running `Command { std: "docker" "inspect" "652215a7ac6aa791190c881ba1e87b7bd024d5995a9f14d5d0870bf2ee508dd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "652215a7ac6aa791190c881ba1e87b7bd024d5995a9f14d5d0870bf2ee508dd9", kill_on_drop: false }`
[INFO] [stdout] 652215a7ac6aa791190c881ba1e87b7bd024d5995a9f14d5d0870bf2ee508dd9