[INFO] fetching crate ReSet-Lib 0.5.5...
[INFO] checking ReSet-Lib-0.5.5 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate ReSet-Lib 0.5.5 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate ReSet-Lib 0.5.5 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ReSet-Lib 0.5.5
[INFO] finished tweaking crates.io crate ReSet-Lib 0.5.5
[INFO] tweaked toml for crates.io crate ReSet-Lib 0.5.5 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 29 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding num-derive v0.3.3 (latest: v0.4.2)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libredox v0.1.3
[INFO] [stderr]   Downloaded redox_users v0.4.5
[INFO] [stderr]   Downloaded directories-next v2.0.0
[INFO] [stderr]   Downloaded libpulse-sys v1.21.0
[INFO] [stderr]   Downloaded libpulse-binding v2.28.1
[INFO] [stderr]   Downloaded dbus v0.9.7
[INFO] [stderr]   Downloaded libdbus-sys v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d369427b3ff62c13bf7151a2f0c68cc9166ea5989db1d009b5edcda60ab4f54
[INFO] running `Command { std: "docker" "start" "-a" "2d369427b3ff62c13bf7151a2f0c68cc9166ea5989db1d009b5edcda60ab4f54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d369427b3ff62c13bf7151a2f0c68cc9166ea5989db1d009b5edcda60ab4f54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d369427b3ff62c13bf7151a2f0c68cc9166ea5989db1d009b5edcda60ab4f54", kill_on_drop: false }`
[INFO] [stdout] 2d369427b3ff62c13bf7151a2f0c68cc9166ea5989db1d009b5edcda60ab4f54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d240960f4a3edd0b5c75e4089bdaa18819a8a40935a6d08ff35d9e443c04cdf
[INFO] running `Command { std: "docker" "start" "-a" "8d240960f4a3edd0b5c75e4089bdaa18819a8a40935a6d08ff35d9e443c04cdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling libdbus-sys v0.2.5
[INFO] [stderr]    Compiling libpulse-sys v1.21.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking dbus v0.9.7
[INFO] [stderr]     Checking directories-next v2.0.0
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking libpulse-binding v2.28.1
[INFO] [stderr]     Checking ReSet-Lib v0.5.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `dbus` is imported redundantly
[INFO] [stdout]  --> src/network/network_signals.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use dbus as dbus;
[INFO] [stdout]   |     ^^^^^^^^^^^^ the item `dbus` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `dbus` is imported redundantly
[INFO] [stdout]  --> src/network/network_signals.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use dbus as dbus;
[INFO] [stdout]   |     ^^^^^^^^^^^^ the item `dbus` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `AGENT_OWNED` should have an upper camel case name
[INFO] [stdout]     --> src/network/connection.rs:1220:5
[INFO] [stdout]      |
[INFO] [stdout] 1220 |     AGENT_OWNED,
[INFO] [stdout]      |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `AgentOwned`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NOT_SAVED` should have an upper camel case name
[INFO] [stdout]     --> src/network/connection.rs:1221:5
[INFO] [stdout]      |
[INFO] [stdout] 1221 |     NOT_SAVED,
[INFO] [stdout]      |     ^^^^^^^^^ help: convert the identifier to upper camel case: `NotSaved`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NOT_REQUIRED` should have an upper camel case name
[INFO] [stdout]     --> src/network/connection.rs:1222:5
[INFO] [stdout]      |
[INFO] [stdout] 1222 |     NOT_REQUIRED,
[INFO] [stdout]      |     ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `NotRequired`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `dbus` is imported redundantly
[INFO] [stdout]  --> src/bluetooth/bluetooth_signals.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | use dbus::{self};
[INFO] [stdout]   |            ^^^^ the item `dbus` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `AGENT_OWNED` should have an upper camel case name
[INFO] [stdout]     --> src/network/connection.rs:1220:5
[INFO] [stdout]      |
[INFO] [stdout] 1220 |     AGENT_OWNED,
[INFO] [stdout]      |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `AgentOwned`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NOT_SAVED` should have an upper camel case name
[INFO] [stdout]     --> src/network/connection.rs:1221:5
[INFO] [stdout]      |
[INFO] [stdout] 1221 |     NOT_SAVED,
[INFO] [stdout]      |     ^^^^^^^^^ help: convert the identifier to upper camel case: `NotSaved`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NOT_REQUIRED` should have an upper camel case name
[INFO] [stdout]     --> src/network/connection.rs:1222:5
[INFO] [stdout]      |
[INFO] [stdout] 1222 |     NOT_REQUIRED,
[INFO] [stdout]      |     ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `NotRequired`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `dbus` is imported redundantly
[INFO] [stdout]  --> src/bluetooth/bluetooth_signals.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | use dbus::{self};
[INFO] [stdout]   |            ^^^^ the item `dbus` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PathNotFoundError` is never constructed
[INFO] [stdout]   --> src/lib.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct PathNotFoundError;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `theBetterNew` should have a snake case name
[INFO] [stdout]    --> src/network/connection.rs:642:12
[INFO] [stdout]     |
[INFO] [stdout] 642 |     pub fn theBetterNew(address: String, prefix_length: u32) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^ help: convert the identifier to snake case: `the_better_new`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PathNotFoundError` is never constructed
[INFO] [stdout]   --> src/lib.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct PathNotFoundError;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `ReSet_Lib` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `re_set_lib`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `theBetterNew` should have a snake case name
[INFO] [stdout]    --> src/network/connection.rs:642:12
[INFO] [stdout]     |
[INFO] [stdout] 642 |     pub fn theBetterNew(address: String, prefix_length: u32) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^ help: convert the identifier to snake case: `the_better_new`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.31s
[INFO] running `Command { std: "docker" "inspect" "8d240960f4a3edd0b5c75e4089bdaa18819a8a40935a6d08ff35d9e443c04cdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d240960f4a3edd0b5c75e4089bdaa18819a8a40935a6d08ff35d9e443c04cdf", kill_on_drop: false }`
[INFO] [stdout] 8d240960f4a3edd0b5c75e4089bdaa18819a8a40935a6d08ff35d9e443c04cdf