[INFO] cloning repository https://github.com/davidpdrsn/juniper-variable-bug
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davidpdrsn/juniper-variable-bug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidpdrsn%2Fjuniper-variable-bug", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidpdrsn%2Fjuniper-variable-bug'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 06bd14a9b68cc3d74e7bd4ab7fbca66859abf9b2
[INFO] checking davidpdrsn/juniper-variable-bug against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidpdrsn%2Fjuniper-variable-bug" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/davidpdrsn/juniper-variable-bug on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/davidpdrsn/juniper-variable-bug
[INFO] finished tweaking git repo https://github.com/davidpdrsn/juniper-variable-bug
[INFO] tweaked toml for git repo https://github.com/davidpdrsn/juniper-variable-bug written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/davidpdrsn/juniper-variable-bug already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded juniper_codegen v0.11.1
[INFO] [stderr]   Downloaded juniper v0.11.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d1e5e8ae16446cdbb9da6e2d750708cc0030ef70025913215f026a9cc9d6027
[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" "7d1e5e8ae16446cdbb9da6e2d750708cc0030ef70025913215f026a9cc9d6027", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d1e5e8ae16446cdbb9da6e2d750708cc0030ef70025913215f026a9cc9d6027", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d1e5e8ae16446cdbb9da6e2d750708cc0030ef70025913215f026a9cc9d6027", kill_on_drop: false }`
[INFO] [stdout] 7d1e5e8ae16446cdbb9da6e2d750708cc0030ef70025913215f026a9cc9d6027
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "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] ec716ee2a9494868b585f6d14b5f78d55516ebd3430a19f40007b3d33b6ae492
[INFO] running `Command { std: "docker" "start" "-a" "ec716ee2a9494868b585f6d14b5f78d55516ebd3430a19f40007b3d33b6ae492", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling juniper_codegen v0.11.1
[INFO] [stderr]     Checking juniper v0.11.1
[INFO] [stderr]     Checking juniper-variable-bug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias is never used: `Schema`
[INFO] [stdout]   --> src/main.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | type Schema = juniper::RootNode<'static, Query, EmptyMutation<Context>>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.80s
[INFO] running `Command { std: "docker" "inspect" "ec716ee2a9494868b585f6d14b5f78d55516ebd3430a19f40007b3d33b6ae492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec716ee2a9494868b585f6d14b5f78d55516ebd3430a19f40007b3d33b6ae492", kill_on_drop: false }`
[INFO] [stdout] ec716ee2a9494868b585f6d14b5f78d55516ebd3430a19f40007b3d33b6ae492