[INFO] fetching crate rumqttd 0.0.6...
[INFO] checking rumqttd-0.0.6 against try#b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 for pr-78363
[INFO] extracting crate rumqttd 0.0.6 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rumqttd 0.0.6 on toolchain b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rumqttd 0.0.6
[INFO] finished tweaking crates.io crate rumqttd 0.0.6
[INFO] tweaked toml for crates.io crate rumqttd 0.0.6 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate rumqttd 0.0.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rumqttlog v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b99abc514415e74b51651771bd0ba2795b92ce08b690823a393d16c7bdc0773d
[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" "b99abc514415e74b51651771bd0ba2795b92ce08b690823a393d16c7bdc0773d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b99abc514415e74b51651771bd0ba2795b92ce08b690823a393d16c7bdc0773d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b99abc514415e74b51651771bd0ba2795b92ce08b690823a393d16c7bdc0773d", kill_on_drop: false }`
[INFO] [stdout] b99abc514415e74b51651771bd0ba2795b92ce08b690823a393d16c7bdc0773d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3abd3cbfd014a667bb19f9273adf778231f04acc70193560407539684ee236a2
[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" "3abd3cbfd014a667bb19f9273adf778231f04acc70193560407539684ee236a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking object v0.21.1
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking rustc-demangle v0.1.17
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking futures-core v0.3.6
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking pin-project-lite v0.1.10
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking str_stack v0.1.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking instant v0.1.7
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking rgb v0.8.25
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking mqtt4bytes v0.2.0
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking debugid v0.7.2
[INFO] [stderr]     Checking msvc-demangler v0.8.0
[INFO] [stderr]     Checking jackiechan v0.0.2
[INFO] [stderr]    Compiling cpp_demangle v0.3.1
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking quick-xml v0.19.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking num-format v0.4.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]    Compiling symbolic-demangle v7.5.0
[INFO] [stderr]     Checking regex v1.4.0
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking backtrace v0.3.53
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling const-random-macro v0.1.11
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking const-random v0.1.11
[INFO] [stderr]     Checking ahash v0.4.6
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking inferno v0.10.1
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking ctrlc v3.1.7
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling argh_derive v0.1.1
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking symbolic-common v7.5.0
[INFO] [stderr]     Checking argh v0.1.3
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]    Compiling pprof v0.3.18
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking rumqttlog v0.2.0
[INFO] [stderr]     Checking confy v0.4.0
[INFO] [stderr]     Checking jemallocator v0.3.2
[INFO] [stderr]     Checking rumqttd v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 36s
[INFO] running `Command { std: "docker" "inspect" "3abd3cbfd014a667bb19f9273adf778231f04acc70193560407539684ee236a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3abd3cbfd014a667bb19f9273adf778231f04acc70193560407539684ee236a2", kill_on_drop: false }`
[INFO] [stdout] 3abd3cbfd014a667bb19f9273adf778231f04acc70193560407539684ee236a2