[INFO] cloning repository https://github.com/KerrMetric/virtue
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KerrMetric/virtue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerrMetric%2Fvirtue", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerrMetric%2Fvirtue'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ace5e07cabfea2cf22f43e6e7c984e77ac9a8443
[INFO] checking KerrMetric/virtue against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerrMetric%2Fvirtue" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KerrMetric/virtue on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7/source/.cargo/config
[INFO] started tweaking git repo https://github.com/KerrMetric/virtue
[INFO] removed workspace from git repo https://github.com/KerrMetric/virtue
[INFO] finished tweaking git repo https://github.com/KerrMetric/virtue
[INFO] tweaked toml for git repo https://github.com/KerrMetric/virtue written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/KerrMetric/virtue already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa298a863b11c769c30355f65ba2b513b876c67fd4fb61d29e6b5fc069b778ca
[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" "fa298a863b11c769c30355f65ba2b513b876c67fd4fb61d29e6b5fc069b778ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa298a863b11c769c30355f65ba2b513b876c67fd4fb61d29e6b5fc069b778ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa298a863b11c769c30355f65ba2b513b876c67fd4fb61d29e6b5fc069b778ca", kill_on_drop: false }`
[INFO] [stdout] fa298a863b11c769c30355f65ba2b513b876c67fd4fb61d29e6b5fc069b778ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2586f96ac69b728b839b186d3606817a97b2a13fdbbe0f5ec71e004a91f2c7c
[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" "f2586f96ac69b728b839b186d3606817a97b2a13fdbbe0f5ec71e004a91f2c7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling memory_units v0.4.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling bitvec v0.14.0
[INFO] [stderr]    Compiling byte-slice-cast v0.3.2
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling tiny-keccak v1.5.0
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]     Checking ink_utils v0.1.0 (https://github.com/paritytech/ink#e5d03264)
[INFO] [stderr]     Checking ink_alloc v0.1.0 (https://github.com/paritytech/ink#e5d03264)
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling ink_abi_derive v0.1.0 (https://github.com/paritytech/ink#e5d03264)
[INFO] [stderr]    Compiling type-metadata-derive v0.1.0 (https://github.com/type-metadata/type-metadata.git#f50ca5c4)
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]     Checking type-metadata v0.1.0 (https://github.com/type-metadata/type-metadata.git#f50ca5c4)
[INFO] [stderr]    Compiling toml v0.5.3
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]     Checking ink_abi v0.1.0 (https://github.com/paritytech/ink#e5d03264)
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]    Compiling parity-scale-codec-derive v1.0.3
[INFO] [stderr]    Compiling parity-scale-codec v1.0.6
[INFO] [stderr]     Checking ink_core v0.1.0 (https://github.com/paritytech/ink#e5d03264)
[INFO] [stderr]     Checking ink_model v0.1.0 (https://github.com/paritytech/ink#e5d03264)
[INFO] [stderr]    Compiling ink_lang v0.1.0 (https://github.com/paritytech/ink#e5d03264)
[INFO] [stderr]     Checking virtue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 00s
[INFO] running `Command { std: "docker" "inspect" "f2586f96ac69b728b839b186d3606817a97b2a13fdbbe0f5ec71e004a91f2c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2586f96ac69b728b839b186d3606817a97b2a13fdbbe0f5ec71e004a91f2c7c", kill_on_drop: false }`
[INFO] [stdout] f2586f96ac69b728b839b186d3606817a97b2a13fdbbe0f5ec71e004a91f2c7c