[INFO] fetching crate forest_encoding 0.2.1...
[INFO] checking forest_encoding-0.2.1 against try#99a443d6903f71d521237d8acb5a3016b534d17b for pr-83354
[INFO] extracting crate forest_encoding 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate forest_encoding 0.2.1 on toolchain 99a443d6903f71d521237d8acb5a3016b534d17b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate forest_encoding 0.2.1
[INFO] finished tweaking crates.io crate forest_encoding 0.2.1
[INFO] tweaked toml for crates.io crate forest_encoding 0.2.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58c032884c5a06266aa6e6ea6050f1a31ff8ba654f45ece6af08dcf78506ff50
[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" "58c032884c5a06266aa6e6ea6050f1a31ff8ba654f45ece6af08dcf78506ff50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58c032884c5a06266aa6e6ea6050f1a31ff8ba654f45ece6af08dcf78506ff50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58c032884c5a06266aa6e6ea6050f1a31ff8ba654f45ece6af08dcf78506ff50", kill_on_drop: false }`
[INFO] [stdout] 58c032884c5a06266aa6e6ea6050f1a31ff8ba654f45ece6af08dcf78506ff50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18b9a75443d23b7225dfc605d91b5a6e6cf087537daf1a3c3ae5b5f615bc3042
[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" "18b9a75443d23b7225dfc605d91b5a6e6cf087537daf1a3c3ae5b5f615bc3042", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking integer-encoding v2.1.3
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling serde_tuple_macros v0.5.0
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]     Checking data-encoding-macro v0.1.10
[INFO] [stderr]     Checking multibase v0.8.0
[INFO] [stderr]     Checking multibase v0.9.1
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking cs_serde_bytes v0.12.0
[INFO] [stderr]     Checking cs_serde_cbor v0.12.0
[INFO] [stderr]     Checking serde_tuple v0.5.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling multihash-derive v0.7.1
[INFO] [stderr]     Checking multihash v0.13.2
[INFO] [stderr]     Checking cid v0.6.1
[INFO] [stderr]     Checking forest_cid v0.3.0
[INFO] [stderr]     Checking forest_encoding v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `Command { std: "docker" "inspect" "18b9a75443d23b7225dfc605d91b5a6e6cf087537daf1a3c3ae5b5f615bc3042", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18b9a75443d23b7225dfc605d91b5a6e6cf087537daf1a3c3ae5b5f615bc3042", kill_on_drop: false }`
[INFO] [stdout] 18b9a75443d23b7225dfc605d91b5a6e6cf087537daf1a3c3ae5b5f615bc3042