[INFO] fetching crate rabbit_borough 0.1.6...
[INFO] checking rabbit_borough-0.1.6 against try#55b3f428b4fac6790b1e8492e0b91ff2d80aec7c for pr-77035
[INFO] extracting crate rabbit_borough 0.1.6 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate rabbit_borough 0.1.6 on toolchain 55b3f428b4fac6790b1e8492e0b91ff2d80aec7c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rabbit_borough 0.1.6
[INFO] finished tweaking crates.io crate rabbit_borough 0.1.6
[INFO] tweaked toml for crates.io crate rabbit_borough 0.1.6 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate rabbit_borough 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-trait v0.1.36
[INFO] [stderr]   Downloaded async-task v4.0.2
[INFO] [stderr]   Downloaded pinky-swear v4.4.0
[INFO] [stderr]   Downloaded pin-project v0.4.17
[INFO] [stderr]   Downloaded amq-protocol-tcp v6.0.0-rc12
[INFO] [stderr]   Downloaded base64 v0.12.1
[INFO] [stderr]   Downloaded postgres-types v0.1.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.14
[INFO] [stderr]   Downloaded tcp-stream v0.20.3
[INFO] [stderr]   Downloaded tokio-postgres v0.5.5
[INFO] [stderr]   Downloaded nom v6.0.0-alpha1
[INFO] [stderr]   Downloaded amq-protocol v6.0.0-rc12
[INFO] [stderr]   Downloaded postgres v0.17.4
[INFO] [stderr]   Downloaded r2d2_postgres v0.16.0
[INFO] [stderr]   Downloaded mio v0.7.0
[INFO] [stderr]   Downloaded amq-protocol-types v6.0.0-rc12
[INFO] [stderr]   Downloaded amq-protocol-uri v6.0.0-rc12
[INFO] [stderr]   Downloaded pin-project-internal v0.4.17
[INFO] [stderr]   Downloaded postgres-protocol v0.5.1
[INFO] [stderr]   Downloaded miow v0.3.4
[INFO] [stderr]   Downloaded ntapi v0.3.4
[INFO] [stderr]   Downloaded lapin v1.4.0
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad0d2bb07639a503cc44483204de582693f4bdfd4eea5252900769ccbc5d653f
[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" "ad0d2bb07639a503cc44483204de582693f4bdfd4eea5252900769ccbc5d653f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad0d2bb07639a503cc44483204de582693f4bdfd4eea5252900769ccbc5d653f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad0d2bb07639a503cc44483204de582693f4bdfd4eea5252900769ccbc5d653f", kill_on_drop: false }`
[INFO] [stdout] ad0d2bb07639a503cc44483204de582693f4bdfd4eea5252900769ccbc5d653f
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "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] c41b9c2b2bc365774303eb8218fc8fbb40438a28c9c0f5e7c5bd4e169e2e064c
[INFO] running `Command { std: "docker" "start" "-a" "c41b9c2b2bc365774303eb8218fc8fbb40438a28c9c0f5e7c5bd4e169e2e064c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.14
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking base64 v0.12.1
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking instant v0.1.6
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking bytes v0.5.5
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking siphasher v0.3.3
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]    Compiling amq-protocol v6.0.0-rc12
[INFO] [stderr]     Checking cookie-factory v0.3.1
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling lapin v1.4.0
[INFO] [stderr]     Checking async-task v4.0.2
[INFO] [stderr]     Checking lock_api v0.4.0
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling nom v6.0.0-alpha1
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]    Compiling openssl-sys v0.9.56
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]    Compiling lexical-core v0.6.2
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking mio v0.7.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.5
[INFO] [stderr]     Checking pinky-swear v4.4.0
[INFO] [stderr]     Checking r2d2 v0.8.9
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking postgres-protocol v0.5.1
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking postgres-types v0.1.2
[INFO] [stderr]     Checking amq-protocol-uri v6.0.0-rc12
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking pem v0.8.1
[INFO] [stderr]     Checking tcp-stream v0.20.3
[INFO] [stderr]     Checking amq-protocol-tcp v6.0.0-rc12
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]     Checking pin-project v0.4.17
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking tokio-postgres v0.5.5
[INFO] [stderr]     Checking postgres v0.17.4
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking r2d2_postgres v0.16.0
[INFO] [stderr]     Checking amq-protocol-types v6.0.0-rc12
[INFO] [stderr]     Checking rabbit_borough v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 48s
[INFO] running `Command { std: "docker" "inspect" "c41b9c2b2bc365774303eb8218fc8fbb40438a28c9c0f5e7c5bd4e169e2e064c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c41b9c2b2bc365774303eb8218fc8fbb40438a28c9c0f5e7c5bd4e169e2e064c", kill_on_drop: false }`
[INFO] [stdout] c41b9c2b2bc365774303eb8218fc8fbb40438a28c9c0f5e7c5bd4e169e2e064c