[INFO] fetching crate viz-core 0.1.0-alpha...
[INFO] checking viz-core-0.1.0-alpha against master#2e5723137b2b88368d018b262a0a823a1423131b for pr-78935-1
[INFO] extracting crate viz-core 0.1.0-alpha into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate viz-core 0.1.0-alpha on toolchain 2e5723137b2b88368d018b262a0a823a1423131b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2e5723137b2b88368d018b262a0a823a1423131b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate viz-core 0.1.0-alpha
[INFO] finished tweaking crates.io crate viz-core 0.1.0-alpha
[INFO] tweaked toml for crates.io crate viz-core 0.1.0-alpha written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2e5723137b2b88368d018b262a0a823a1423131b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2e5723137b2b88368d018b262a0a823a1423131b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+2e5723137b2b88368d018b262a0a823a1423131b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 203a14b3377c6b4e594ef3c12d364d4f6606dfb05b708e2d3eabe7bf49737dd9
[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" "203a14b3377c6b4e594ef3c12d364d4f6606dfb05b708e2d3eabe7bf49737dd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "203a14b3377c6b4e594ef3c12d364d4f6606dfb05b708e2d3eabe7bf49737dd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "203a14b3377c6b4e594ef3c12d364d4f6606dfb05b708e2d3eabe7bf49737dd9", kill_on_drop: false }`
[INFO] [stdout] 203a14b3377c6b4e594ef3c12d364d4f6606dfb05b708e2d3eabe7bf49737dd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+2e5723137b2b88368d018b262a0a823a1423131b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1488f38a9204d0278f00c9a382c42ea5047734f95e3a500d361a65b2fcf16bd4
[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" "1488f38a9204d0278f00c9a382c42ea5047734f95e3a500d361a65b2fcf16bd4", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking parking v1.0.6
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]     Checking mime-db v0.1.5
[INFO] [stderr]     Checking handle v1.0.0
[INFO] [stderr]     Checking socket2 v0.3.17
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking serde_json v1.0.60
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking twoway v0.2.1
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]     Checking tokio v0.2.23
[INFO] [stderr]     Checking blocking v0.4.7
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking smol v0.1.18
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking viz-utils v0.1.0-alpha
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking form-data v0.0.5
[INFO] [stderr]     Checking hyper v0.13.9
[INFO] [stderr]     Checking viz-core v0.1.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.61s
[INFO] running `Command { std: "docker" "inspect" "1488f38a9204d0278f00c9a382c42ea5047734f95e3a500d361a65b2fcf16bd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1488f38a9204d0278f00c9a382c42ea5047734f95e3a500d361a65b2fcf16bd4", kill_on_drop: false }`
[INFO] [stdout] 1488f38a9204d0278f00c9a382c42ea5047734f95e3a500d361a65b2fcf16bd4