[INFO] fetching crate neighbor 0.1.4...
[INFO] testing neighbor-0.1.4 against 1.52.1 for beta-1.52-2
[INFO] extracting crate neighbor 0.1.4 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate neighbor 0.1.4 on toolchain 1.52.1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate neighbor 0.1.4
[INFO] finished tweaking crates.io crate neighbor 0.1.4
[INFO] tweaked toml for crates.io crate neighbor 0.1.4 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate neighbor 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1145bc4deb42eda708aa05d579c9e8b5cb67d48d38919362f80dc1f9d79dc978
[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" "1145bc4deb42eda708aa05d579c9e8b5cb67d48d38919362f80dc1f9d79dc978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1145bc4deb42eda708aa05d579c9e8b5cb67d48d38919362f80dc1f9d79dc978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1145bc4deb42eda708aa05d579c9e8b5cb67d48d38919362f80dc1f9d79dc978", kill_on_drop: false }`
[INFO] [stdout] 1145bc4deb42eda708aa05d579c9e8b5cb67d48d38919362f80dc1f9d79dc978
[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=warn" "-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" "+1.52.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b36fea7b45e11f0aabe60880b8ca09cc036eb79375b8b0e145e80dd76b80bcd
[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" "4b36fea7b45e11f0aabe60880b8ca09cc036eb79375b8b0e145e80dd76b80bcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling blake2b_simd v0.5.11
[INFO] [stderr]    Compiling futures-lite v1.11.2
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling signal-hook v0.1.16
[INFO] [stderr]    Compiling ahash v0.5.10
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling rustls v0.18.1
[INFO] [stderr]    Compiling actix-threadpool v0.3.3
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling actix-router v0.2.5
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling rust-argon2 v0.8.3
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling async-global-executor v1.4.3
[INFO] [stderr]    Compiling async-process v1.0.1
[INFO] [stderr]    Compiling async-std v1.8.0
[INFO] [stderr]    Compiling async-rustls v0.1.2
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling actix-service v1.0.6
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling actix-rt v1.1.1
[INFO] [stderr]    Compiling trust-dns-proto v0.19.6
[INFO] [stderr]    Compiling tokio-rustls v0.14.1
[INFO] [stderr]    Compiling actix-codec v0.3.0
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling actix-utils v2.0.0
[INFO] [stderr]    Compiling actix-tls v2.0.0
[INFO] [stderr]    Compiling actix-server v1.0.4
[INFO] [stderr]    Compiling trust-dns-resolver v0.19.6
[INFO] [stderr]    Compiling actix-testing v1.0.1
[INFO] [stderr]    Compiling sqlx-rt v0.2.0
[INFO] [stderr]    Compiling sqlx-core v0.4.0
[INFO] [stderr]    Compiling actix-connect v2.0.0
[INFO] [stderr]    Compiling actix-http v2.2.0
[INFO] [stderr]    Compiling sqlx-macros v0.4.0
[INFO] [stderr]    Compiling awc v2.0.3
[INFO] [stderr]    Compiling actix-web v3.3.2
[INFO] [stderr]    Compiling sqlx v0.4.1
[INFO] [stderr]    Compiling sitter v0.1.6
[INFO] [stderr]    Compiling neighbor v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 24s
[INFO] running `Command { std: "docker" "inspect" "4b36fea7b45e11f0aabe60880b8ca09cc036eb79375b8b0e145e80dd76b80bcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b36fea7b45e11f0aabe60880b8ca09cc036eb79375b8b0e145e80dd76b80bcd", kill_on_drop: false }`
[INFO] [stdout] 4b36fea7b45e11f0aabe60880b8ca09cc036eb79375b8b0e145e80dd76b80bcd
[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=warn" "-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" "+1.52.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f10f0c10888d7a33ebfbea1b13f4e546645bbdb5359b641fee42b73a07dd80c8
[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" "f10f0c10888d7a33ebfbea1b13f4e546645bbdb5359b641fee42b73a07dd80c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling neighbor v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `Command { std: "docker" "inspect" "f10f0c10888d7a33ebfbea1b13f4e546645bbdb5359b641fee42b73a07dd80c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f10f0c10888d7a33ebfbea1b13f4e546645bbdb5359b641fee42b73a07dd80c8", kill_on_drop: false }`
[INFO] [stdout] f10f0c10888d7a33ebfbea1b13f4e546645bbdb5359b641fee42b73a07dd80c8
[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=warn" "-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" "+1.52.1" "test" "--frozen", 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] 22b607b0808f56f8fe26c51b5ca100be7509758e3d02abb3e049b469f1b2665d
[INFO] running `Command { std: "docker" "start" "-a" "22b607b0808f56f8fe26c51b5ca100be7509758e3d02abb3e049b469f1b2665d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/neighbor-c5a93830978a192a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "22b607b0808f56f8fe26c51b5ca100be7509758e3d02abb3e049b469f1b2665d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22b607b0808f56f8fe26c51b5ca100be7509758e3d02abb3e049b469f1b2665d", kill_on_drop: false }`
[INFO] [stdout] 22b607b0808f56f8fe26c51b5ca100be7509758e3d02abb3e049b469f1b2665d