[INFO] fetching crate juniper_subscriptions 0.15.4...
[INFO] checking juniper_subscriptions-0.15.4 against master#fc81ad22c453776de16acf9938976930cf8c9401 for pr-77325
[INFO] extracting crate juniper_subscriptions 0.15.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate juniper_subscriptions 0.15.4 on toolchain fc81ad22c453776de16acf9938976930cf8c9401
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate juniper_subscriptions 0.15.4
[INFO] finished tweaking crates.io crate juniper_subscriptions 0.15.4
[INFO] tweaked toml for crates.io crate juniper_subscriptions 0.15.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe8061e98d23e0467a2a971100d1c4cad9874c56e6902973542e51978bd9130d
[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" "fe8061e98d23e0467a2a971100d1c4cad9874c56e6902973542e51978bd9130d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe8061e98d23e0467a2a971100d1c4cad9874c56e6902973542e51978bd9130d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe8061e98d23e0467a2a971100d1c4cad9874c56e6902973542e51978bd9130d", kill_on_drop: false }`
[INFO] [stdout] fe8061e98d23e0467a2a971100d1c4cad9874c56e6902973542e51978bd9130d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b7cff499329ae9341d8f8eed07b12f5c8ad4908a6a90f69c6fef67a6ac71ed5
[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" "2b7cff499329ae9341d8f8eed07b12f5c8ad4908a6a90f69c6fef67a6ac71ed5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking smartstring v0.2.6
[INFO] [stderr]     Checking futures-channel v0.3.15
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling derive_utils v0.11.2
[INFO] [stderr]    Compiling juniper_codegen v0.15.6
[INFO] [stderr]    Compiling futures-enum v0.1.17
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking juniper v0.15.6
[INFO] [stderr]     Checking juniper_subscriptions v0.15.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 30s
[INFO] running `Command { std: "docker" "inspect" "2b7cff499329ae9341d8f8eed07b12f5c8ad4908a6a90f69c6fef67a6ac71ed5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b7cff499329ae9341d8f8eed07b12f5c8ad4908a6a90f69c6fef67a6ac71ed5", kill_on_drop: false }`
[INFO] [stdout] 2b7cff499329ae9341d8f8eed07b12f5c8ad4908a6a90f69c6fef67a6ac71ed5