[INFO] fetching crate equuleus 0.1.0... [INFO] checking equuleus-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate equuleus 0.1.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate equuleus 0.1.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate equuleus 0.1.0 [INFO] finished tweaking crates.io crate equuleus 0.1.0 [INFO] tweaked toml for crates.io crate equuleus 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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 101 packages [INFO] [stderr] Adding arc-swap v0.3.11 (latest: v1.7.1) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding env_logger v0.5.13 (latest: v0.11.3) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.3) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding humantime v1.3.0 (latest: v2.1.0) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.2.6) [INFO] [stderr] Adding libudev v0.2.0 (latest: v0.3.0) [INFO] [stderr] Adding log4rs v0.8.3 (latest: v1.3.0) [INFO] [stderr] Adding mach v0.1.2 (latest: v0.3.2) [INFO] [stderr] Adding mach v0.2.3 (latest: v0.3.2) [INFO] [stderr] Adding nix v0.14.1 (latest: v0.28.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding ordered-float v1.1.1 (latest: v4.2.0) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding redox_syscall v0.1.57 (latest: v0.5.1) [INFO] [stderr] Adding serde-value v0.5.3 (latest: v0.7.0) [INFO] [stderr] Adding serde_yaml v0.8.26 (latest: v0.9.34+deprecated) [INFO] [stderr] Adding serialport v3.3.0 (latest: v4.3.0) [INFO] [stderr] Adding strsim v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding thread-id v3.3.0 (latest: v4.2.1) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--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 log-mdc v0.1.0 [INFO] [stderr] Downloaded typemap v0.3.3 [INFO] [stderr] Downloaded serde-value v0.5.3 [INFO] [stderr] Downloaded serialport v3.3.0 [INFO] [stderr] Downloaded arc-swap v0.3.11 [INFO] [stderr] Downloaded thread-id v3.3.0 [INFO] [stderr] Downloaded unsafe-any v0.4.2 [INFO] [stderr] Downloaded log4rs v0.8.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 56672312f2d30aefaf7afd5f7253ed3d79a6950bcfcbefb64d3d1f4790d976c6 [INFO] running `Command { std: "docker" "start" "-a" "56672312f2d30aefaf7afd5f7253ed3d79a6950bcfcbefb64d3d1f4790d976c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "56672312f2d30aefaf7afd5f7253ed3d79a6950bcfcbefb64d3d1f4790d976c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56672312f2d30aefaf7afd5f7253ed3d79a6950bcfcbefb64d3d1f4790d976c6", kill_on_drop: false }` [INFO] [stdout] 56672312f2d30aefaf7afd5f7253ed3d79a6950bcfcbefb64d3d1f4790d976c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 187f995be28a6361317d9deff03ceb7c5d9f4534e7764024f96563e2aef0e083 [INFO] running `Command { std: "docker" "start" "-a" "187f995be28a6361317d9deff03ceb7c5d9f4534e7764024f96563e2aef0e083", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling crc32fast v1.4.0 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking arc-swap v0.3.11 [INFO] [stderr] Checking unsafe-any v0.4.2 [INFO] [stderr] Checking antidote v1.0.0 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stderr] Checking log-mdc v0.1.0 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Checking serde_yaml v0.8.26 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking thread-id v3.3.0 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking libudev v0.2.0 [INFO] [stderr] Checking ordered-float v1.1.1 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking serde-value v0.5.3 [INFO] [stderr] Checking log4rs v0.8.3 [INFO] [stderr] Checking serialport v3.3.0 [INFO] [stderr] Checking equuleus v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `serialport` is imported redundantly [INFO] [stdout] --> src/app.rs:4:18 [INFO] [stdout] | [INFO] [stdout] 4 | use serialport::{self, SerialPortSettings}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | extern crate serialport; [INFO] [stdout] | ------------------------ the item `serialport` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tty.rs:158:17 [INFO] [stdout] | [INFO] [stdout] 158 | ) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 158 | ) -> Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tty.rs:164:44 [INFO] [stdout] | [INFO] [stdout] 164 | fn protocols>(path: P, cb: &Fn(&str) -> Result<()>) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 164 | fn protocols>(path: P, cb: &dyn Fn(&str) -> Result<()>) -> Result<()> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serialport` is imported redundantly [INFO] [stdout] --> src/app.rs:4:18 [INFO] [stdout] | [INFO] [stdout] 4 | use serialport::{self, SerialPortSettings}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | extern crate serialport; [INFO] [stdout] | ------------------------ the item `serialport` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tty.rs:185:32 [INFO] [stdout] | [INFO] [stdout] 185 | fn visit_dirs(dir: &Path, cb: &Fn(&DirEntry) -> Result<()>) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 185 | fn visit_dirs(dir: &Path, cb: &dyn Fn(&DirEntry) -> Result<()>) -> Result<()> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tty.rs:158:17 [INFO] [stdout] | [INFO] [stdout] 158 | ) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 158 | ) -> Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tty.rs:164:44 [INFO] [stdout] | [INFO] [stdout] 164 | fn protocols>(path: P, cb: &Fn(&str) -> Result<()>) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 164 | fn protocols>(path: P, cb: &dyn Fn(&str) -> Result<()>) -> Result<()> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tty.rs:185:32 [INFO] [stdout] | [INFO] [stdout] 185 | fn visit_dirs(dir: &Path, cb: &Fn(&DirEntry) -> Result<()>) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 185 | fn visit_dirs(dir: &Path, cb: &dyn Fn(&DirEntry) -> Result<()>) -> Result<()> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `BaudRate` should have an upper case name [INFO] [stdout] --> src/tty.rs:15:20 [INFO] [stdout] | [INFO] [stdout] 15 | pub static ref BaudRate: Vec = vec![1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200]; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper case: `BAUD_RATE` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `DataBits` should have an upper case name [INFO] [stdout] --> src/tty.rs:16:20 [INFO] [stdout] | [INFO] [stdout] 16 | pub static ref DataBits: BTreeMap<&'static str, &'static str> = { [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper case: `DATA_BITS` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `FlowControl` should have an upper case name [INFO] [stdout] --> src/tty.rs:24:20 [INFO] [stdout] | [INFO] [stdout] 24 | pub static ref FlowControl: BTreeMap<&'static str, &'static str> = { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper case: `FLOW_CONTROL` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `Parity` should have an upper case name [INFO] [stdout] --> src/tty.rs:31:20 [INFO] [stdout] | [INFO] [stdout] 31 | pub static ref Parity: BTreeMap<&'static str, &'static str> = { [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper case: `PARITY` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `StopBits` should have an upper case name [INFO] [stdout] --> src/tty.rs:38:20 [INFO] [stdout] | [INFO] [stdout] 38 | pub static ref StopBits: BTreeMap<&'static str, &'static str> = { [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper case: `STOP_BITS` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `BaudRate` should have an upper case name [INFO] [stdout] --> src/tty.rs:15:20 [INFO] [stdout] | [INFO] [stdout] 15 | pub static ref BaudRate: Vec = vec![1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200]; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper case: `BAUD_RATE` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `DataBits` should have an upper case name [INFO] [stdout] --> src/tty.rs:16:20 [INFO] [stdout] | [INFO] [stdout] 16 | pub static ref DataBits: BTreeMap<&'static str, &'static str> = { [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper case: `DATA_BITS` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `FlowControl` should have an upper case name [INFO] [stdout] --> src/tty.rs:24:20 [INFO] [stdout] | [INFO] [stdout] 24 | pub static ref FlowControl: BTreeMap<&'static str, &'static str> = { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper case: `FLOW_CONTROL` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `Parity` should have an upper case name [INFO] [stdout] --> src/tty.rs:31:20 [INFO] [stdout] | [INFO] [stdout] 31 | pub static ref Parity: BTreeMap<&'static str, &'static str> = { [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper case: `PARITY` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `StopBits` should have an upper case name [INFO] [stdout] --> src/tty.rs:38:20 [INFO] [stdout] | [INFO] [stdout] 38 | pub static ref StopBits: BTreeMap<&'static str, &'static str> = { [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper case: `STOP_BITS` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.44s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "187f995be28a6361317d9deff03ceb7c5d9f4534e7764024f96563e2aef0e083", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "187f995be28a6361317d9deff03ceb7c5d9f4534e7764024f96563e2aef0e083", kill_on_drop: false }` [INFO] [stdout] 187f995be28a6361317d9deff03ceb7c5d9f4534e7764024f96563e2aef0e083