[INFO] fetching crate polyhorn 0.3.2...
[INFO] checking polyhorn-0.3.2 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] extracting crate polyhorn 0.3.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate polyhorn 0.3.2 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polyhorn 0.3.2
[INFO] finished tweaking crates.io crate polyhorn 0.3.2
[INFO] tweaked toml for crates.io crate polyhorn 0.3.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate polyhorn 0.3.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded polyhorn-android v0.3.2
[INFO] [stderr]   Downloaded polyhorn-ios v0.3.2
[INFO] [stderr]   Downloaded cargo-lock v6.0.0
[INFO] [stderr]   Downloaded polyhorn-yoga v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "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] f6219c96af16548057b073072d262592a567ed16e45cee9ab0e9c589746096b3
[INFO] running `Command { std: "docker" "start" "-a" "f6219c96af16548057b073072d262592a567ed16e45cee9ab0e9c589746096b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6219c96af16548057b073072d262592a567ed16e45cee9ab0e9c589746096b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6219c96af16548057b073072d262592a567ed16e45cee9ab0e9c589746096b3", kill_on_drop: false }`
[INFO] [stdout] f6219c96af16548057b073072d262592a567ed16e45cee9ab0e9c589746096b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5322d676712fb6df5becccfb3016509fe4672dafffd7b4c7139f47118be12b31
[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" "5322d676712fb6df5becccfb3016509fe4672dafffd7b4c7139f47118be12b31", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]     Checking futures-core v0.3.6
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]     Checking futures-task v0.3.6
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling polyhorn-macros v0.3.2
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking futures-channel v0.3.6
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking semver-parser v0.10.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking futures-util v0.3.6
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking futures-executor v0.3.6
[INFO] [stderr]     Checking futures v0.3.6
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking polyhorn-core v0.3.2
[INFO] [stderr]     Checking cargo-lock v6.0.0
[INFO] [stderr]     Checking polyhorn v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "5322d676712fb6df5becccfb3016509fe4672dafffd7b4c7139f47118be12b31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5322d676712fb6df5becccfb3016509fe4672dafffd7b4c7139f47118be12b31", kill_on_drop: false }`
[INFO] [stdout] 5322d676712fb6df5becccfb3016509fe4672dafffd7b4c7139f47118be12b31