[INFO] fetching crate pro_metadata 3.0.0-rc2...
[INFO] checking pro_metadata-3.0.0-rc2 against master#7036449c774860a5b348dbbe01c20704c557382e for pr-98456
[INFO] extracting crate pro_metadata 3.0.0-rc2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate pro_metadata 3.0.0-rc2 on toolchain 7036449c774860a5b348dbbe01c20704c557382e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7036449c774860a5b348dbbe01c20704c557382e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pro_metadata 3.0.0-rc2
[INFO] finished tweaking crates.io crate pro_metadata 3.0.0-rc2
[INFO] tweaked toml for crates.io crate pro_metadata 3.0.0-rc2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7036449c774860a5b348dbbe01c20704c557382e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7036449c774860a5b348dbbe01c20704c557382e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tetsy-scale-info-derive v0.3.0
[INFO] [stderr]   Downloaded pro_prelude v3.0.0-rc2
[INFO] [stderr]   Downloaded tetsy-scale-info v0.5.1
[INFO] [stderr]   Downloaded pro_primitives v3.0.0-rc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+7036449c774860a5b348dbbe01c20704c557382e" "metadata" "--no-deps" "--format-version=1", 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] 8a7845d51c30948fd150d7ea685f8a5e760dad28b16cda049607f7ee36227938
[INFO] running `Command { std: "docker" "start" "-a" "8a7845d51c30948fd150d7ea685f8a5e760dad28b16cda049607f7ee36227938", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a7845d51c30948fd150d7ea685f8a5e760dad28b16cda049607f7ee36227938", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a7845d51c30948fd150d7ea685f8a5e760dad28b16cda049607f7ee36227938", kill_on_drop: false }`
[INFO] [stdout] 8a7845d51c30948fd150d7ea685f8a5e760dad28b16cda049607f7ee36227938
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+7036449c774860a5b348dbbe01c20704c557382e" "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] dc3bdd759455b7307d51f738a10dd60da67377f1fc7c5581cb0ebf2b794aba51
[INFO] running `Command { std: "docker" "start" "-a" "dc3bdd759455b7307d51f738a10dd60da67377f1fc7c5581cb0ebf2b794aba51", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking byte-slice-cast v1.2.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking pro_prelude v3.0.0-rc2
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking bitvec v0.20.4
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling tetsy-scale-info-derive v0.3.0
[INFO] [stderr]     Checking impl-serde v0.3.2
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling tetsy-scale-codec-derive v2.0.1
[INFO] [stderr]     Checking tetsy-scale-codec v2.0.1
[INFO] [stderr]     Checking pro_primitives v3.0.0-rc2
[INFO] [stderr]     Checking tetsy-scale-info v0.5.1
[INFO] [stderr]     Checking pro_metadata v3.0.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "dc3bdd759455b7307d51f738a10dd60da67377f1fc7c5581cb0ebf2b794aba51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc3bdd759455b7307d51f738a10dd60da67377f1fc7c5581cb0ebf2b794aba51", kill_on_drop: false }`
[INFO] [stdout] dc3bdd759455b7307d51f738a10dd60da67377f1fc7c5581cb0ebf2b794aba51