[INFO] crate frappe 0.4.7 is already in cache
[INFO] checking frappe-0.4.7 against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] extracting crate frappe 0.4.7 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate frappe 0.4.7 on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate frappe 0.4.7
[INFO] finished tweaking crates.io crate frappe 0.4.7
[INFO] tweaked toml for crates.io crate frappe 0.4.7 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate frappe 0.4.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31850b3393cfd93f9bfe887a14a976800c7f87b66ab728270864ee1a4664b030
[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" "31850b3393cfd93f9bfe887a14a976800c7f87b66ab728270864ee1a4664b030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31850b3393cfd93f9bfe887a14a976800c7f87b66ab728270864ee1a4664b030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31850b3393cfd93f9bfe887a14a976800c7f87b66ab728270864ee1a4664b030", kill_on_drop: false }`
[INFO] [stdout] 31850b3393cfd93f9bfe887a14a976800c7f87b66ab728270864ee1a4664b030
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51eb05c22190bb8fb582a3f92ab3aa60a666fe61b7cc0ef7e22e5148670463a9
[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" "51eb05c22190bb8fb582a3f92ab3aa60a666fe61b7cc0ef7e22e5148670463a9", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking maybe-owned v0.3.4
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking frappe v0.4.7 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling pin-project-internal v0.4.20
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]     Checking pin-project v0.4.20
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.65s
[INFO] running `Command { std: "docker" "inspect" "51eb05c22190bb8fb582a3f92ab3aa60a666fe61b7cc0ef7e22e5148670463a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51eb05c22190bb8fb582a3f92ab3aa60a666fe61b7cc0ef7e22e5148670463a9", kill_on_drop: false }`
[INFO] [stdout] 51eb05c22190bb8fb582a3f92ab3aa60a666fe61b7cc0ef7e22e5148670463a9