[INFO] fetching crate dbcc 2.1.2...
[INFO] checking dbcc-2.1.2 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate dbcc 2.1.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate dbcc 2.1.2 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dbcc 2.1.2
[INFO] finished tweaking crates.io crate dbcc 2.1.2
[INFO] tweaked toml for crates.io crate dbcc 2.1.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate dbcc 2.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-socketcan-bcm v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", 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] fbd8753bb6641f3046918f7f4e86f2fabede768e3ba3656c8b2a0e3c6361d677
[INFO] running `Command { std: "docker" "start" "-a" "fbd8753bb6641f3046918f7f4e86f2fabede768e3ba3656c8b2a0e3c6361d677", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbd8753bb6641f3046918f7f4e86f2fabede768e3ba3656c8b2a0e3c6361d677", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbd8753bb6641f3046918f7f4e86f2fabede768e3ba3656c8b2a0e3c6361d677", kill_on_drop: false }`
[INFO] [stdout] fbd8753bb6641f3046918f7f4e86f2fabede768e3ba3656c8b2a0e3c6361d677
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 997e53d3f0f067a85d553a4db67387e7b9465d21376d5a5c69b8c6c91255f537
[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" "997e53d3f0f067a85d553a4db67387e7b9465d21376d5a5c69b8c6c91255f537", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking itertools v0.4.19
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking try_from v0.2.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking nom v4.2.3
[INFO] [stderr]     Checking heck v0.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking socketcan v1.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling derive-getters v0.1.1
[INFO] [stderr]    Compiling structopt-derive v0.4.10
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking can-dbc v3.0.1
[INFO] [stderr]     Checking structopt v0.3.17
[INFO] [stderr]     Checking dbcc v2.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stdout] warning: multiple patterns covering the same range
[INFO] [stdout]    --> src/lib.rs:448:9
[INFO] [stdout]     |
[INFO] [stdout] 440 |         0..=SFF_MASK => {
[INFO] [stdout]     |         ------------ this range overlaps on `2047_u32`
[INFO] [stdout] ...
[INFO] [stdout] 448 |         SFF_MASK..=EFF_MASK => {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^ overlapping patterns
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(overlapping_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple patterns covering the same range
[INFO] [stdout]    --> src/lib.rs:486:9
[INFO] [stdout]     |
[INFO] [stdout] 480 |         0..=SFF_MASK => {
[INFO] [stdout]     |         ------------ this range overlaps on `2047_u32`
[INFO] [stdout] ...
[INFO] [stdout] 486 |         SFF_MASK..=EFF_MASK => {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^ overlapping patterns
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking tokio-socketcan-bcm v1.0.0
[INFO] [stdout] warning: multiple patterns covering the same range
[INFO] [stdout]    --> src/lib.rs:448:9
[INFO] [stdout]     |
[INFO] [stdout] 440 |         0..=SFF_MASK => {
[INFO] [stdout]     |         ------------ this range overlaps on `2047_u32`
[INFO] [stdout] ...
[INFO] [stdout] 448 |         SFF_MASK..=EFF_MASK => {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^ overlapping patterns
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(overlapping_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple patterns covering the same range
[INFO] [stdout]    --> src/lib.rs:486:9
[INFO] [stdout]     |
[INFO] [stdout] 480 |         0..=SFF_MASK => {
[INFO] [stdout]     |         ------------ this range overlaps on `2047_u32`
[INFO] [stdout] ...
[INFO] [stdout] 486 |         SFF_MASK..=EFF_MASK => {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^ overlapping patterns
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 10s
[INFO] running `Command { std: "docker" "inspect" "997e53d3f0f067a85d553a4db67387e7b9465d21376d5a5c69b8c6c91255f537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "997e53d3f0f067a85d553a4db67387e7b9465d21376d5a5c69b8c6c91255f537", kill_on_drop: false }`
[INFO] [stdout] 997e53d3f0f067a85d553a4db67387e7b9465d21376d5a5c69b8c6c91255f537