[INFO] fetching crate rlay-backend 0.3.0...
[INFO] testing rlay-backend-0.3.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate rlay-backend 0.3.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate rlay-backend 0.3.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rlay-backend 0.3.0
[INFO] finished tweaking crates.io crate rlay-backend 0.3.0
[INFO] tweaked toml for crates.io crate rlay-backend 0.3.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c0c5c2e54fc8becb93cc905db18adeb06a6859477c180ce4fc7429f3a363aac
[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" "0c0c5c2e54fc8becb93cc905db18adeb06a6859477c180ce4fc7429f3a363aac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c0c5c2e54fc8becb93cc905db18adeb06a6859477c180ce4fc7429f3a363aac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c0c5c2e54fc8becb93cc905db18adeb06a6859477c180ce4fc7429f3a363aac", kill_on_drop: false }`
[INFO] [stdout] 0c0c5c2e54fc8becb93cc905db18adeb06a6859477c180ce4fc7429f3a363aac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--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] f265b259cd24e4b42d0d50af827b2212c1c4f95bef647510866487a838e1b192
[INFO] running `Command { std: "docker" "start" "-a" "f265b259cd24e4b42d0d50af827b2212c1c4f95bef647510866487a838e1b192", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling sha1 v0.5.0
[INFO] [stderr]    Compiling base-x v0.2.8
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling generic-array v0.9.1
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling multibase v0.6.0
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling serde_cbor v0.10.2
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling uint v0.4.1
[INFO] [stderr]    Compiling tiny-keccak v1.5.0
[INFO] [stderr]    Compiling multihash v0.8.0
[INFO] [stderr]    Compiling fixed-hash v0.2.5
[INFO] [stderr]    Compiling ethbloom v0.5.3
[INFO] [stderr]    Compiling ethereum-types v0.4.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]    Compiling ambassador v0.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling rlay_ontology_build v0.2.5
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling integer-encoding v1.0.8
[INFO] [stderr]    Compiling cid_fork_rlay v0.3.1
[INFO] [stderr]    Compiling rlay_ontology v0.2.6
[INFO] [stderr]    Compiling rlay-backend v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 22s
[INFO] running `Command { std: "docker" "inspect" "f265b259cd24e4b42d0d50af827b2212c1c4f95bef647510866487a838e1b192", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f265b259cd24e4b42d0d50af827b2212c1c4f95bef647510866487a838e1b192", kill_on_drop: false }`
[INFO] [stdout] f265b259cd24e4b42d0d50af827b2212c1c4f95bef647510866487a838e1b192
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b7053b045287ec985ebae8eb3438d5e625901d44305857439daa6ca62d71e0f
[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" "3b7053b045287ec985ebae8eb3438d5e625901d44305857439daa6ca62d71e0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rlay-backend v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "3b7053b045287ec985ebae8eb3438d5e625901d44305857439daa6ca62d71e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b7053b045287ec985ebae8eb3438d5e625901d44305857439daa6ca62d71e0f", kill_on_drop: false }`
[INFO] [stdout] 3b7053b045287ec985ebae8eb3438d5e625901d44305857439daa6ca62d71e0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] af96b7915973dee6027d66acb9bf89eea49cbdc8c1bda6aab4d46af2065d894f
[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" "af96b7915973dee6027d66acb9bf89eea49cbdc8c1bda6aab4d46af2065d894f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rlay_backend-61348d32c5c042b9)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests rlay-backend
[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] [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" "af96b7915973dee6027d66acb9bf89eea49cbdc8c1bda6aab4d46af2065d894f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af96b7915973dee6027d66acb9bf89eea49cbdc8c1bda6aab4d46af2065d894f", kill_on_drop: false }`
[INFO] [stdout] af96b7915973dee6027d66acb9bf89eea49cbdc8c1bda6aab4d46af2065d894f