[INFO] fetching crate rumqttc 0.4.0...
[INFO] checking rumqttc-0.4.0 against master#6526e5c772f2da07db745c94ca6bb0a591a39ba4 for pr-80920
[INFO] extracting crate rumqttc 0.4.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate rumqttc 0.4.0 on toolchain 6526e5c772f2da07db745c94ca6bb0a591a39ba4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rumqttc 0.4.0
[INFO] finished tweaking crates.io crate rumqttc 0.4.0
[INFO] tweaked toml for crates.io crate rumqttc 0.4.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate rumqttc 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d8ebdf5294fcd5e577be99160adb222300ee7cf571d8afe0b0fccc6db013a51
[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" "5d8ebdf5294fcd5e577be99160adb222300ee7cf571d8afe0b0fccc6db013a51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d8ebdf5294fcd5e577be99160adb222300ee7cf571d8afe0b0fccc6db013a51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d8ebdf5294fcd5e577be99160adb222300ee7cf571d8afe0b0fccc6db013a51", kill_on_drop: false }`
[INFO] [stdout] 5d8ebdf5294fcd5e577be99160adb222300ee7cf571d8afe0b0fccc6db013a51
[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=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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "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] f407cd42577f9f5318320ec0fc07f7078f8c85eb76c673af027938280637678b
[INFO] running `Command { std: "docker" "start" "-a" "f407cd42577f9f5318320ec0fc07f7078f8c85eb76c673af027938280637678b", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]     Checking bytes v1.0.0
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking pin-project-lite v0.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking pollster v0.2.0
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling tokio v1.0.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking http v0.2.2
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking mqttbytes v0.1.0
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling pin-project-internal v1.0.3
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.7.7
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]     Checking sha-1 v0.9.2
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking color-backtrace v0.4.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]    Compiling rustc_version v0.3.0
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]    Compiling async_io_stream v0.2.0
[INFO] [stderr]    Compiling ws_stream_tungstenite v0.4.0
[INFO] [stderr]     Checking pin-project v1.0.3
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking pem v0.8.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking simple_asn1 v0.4.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking rustls-native-certs v0.5.0
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking pharos v0.4.2
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking async-tungstenite v0.11.0
[INFO] [stderr]     Checking rumqttc v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.61
[INFO] [stderr]     Checking envy v0.4.2
[INFO] [stderr]     Checking jsonwebtoken v7.2.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `Command { std: "docker" "inspect" "f407cd42577f9f5318320ec0fc07f7078f8c85eb76c673af027938280637678b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f407cd42577f9f5318320ec0fc07f7078f8c85eb76c673af027938280637678b", kill_on_drop: false }`
[INFO] [stdout] f407cd42577f9f5318320ec0fc07f7078f8c85eb76c673af027938280637678b