[INFO] fetching crate log4rs-syslog 3.0.3... [INFO] checking log4rs-syslog-3.0.3 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate log4rs-syslog 3.0.3 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate log4rs-syslog 3.0.3 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 log4rs-syslog 3.0.3 [INFO] finished tweaking crates.io crate log4rs-syslog 3.0.3 [INFO] tweaked toml for crates.io crate log4rs-syslog 3.0.3 written to /workspace/builds/worker-4-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] Updating crates.io index [INFO] [stderr] Locking 72 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 glob v0.2.11 (latest: v0.3.1) [INFO] [stderr] Adding humantime v1.3.0 (latest: v2.1.0) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding log4rs v0.8.3 (latest: v1.3.0) [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 thread-id v3.3.0 (latest: v4.2.1) [INFO] [stderr] Adding which v2.0.1 (latest: v6.0.1) [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde-value v0.5.3 [INFO] [stderr] Downloaded arc-swap v0.3.11 [INFO] [stderr] Downloaded log4rs v0.8.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 23c5593d5f5cbea0b69305448b02f2594c52e01f973747b1a5822dfaccfdb110 [INFO] running `Command { std: "docker" "start" "-a" "23c5593d5f5cbea0b69305448b02f2594c52e01f973747b1a5822dfaccfdb110", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "23c5593d5f5cbea0b69305448b02f2594c52e01f973747b1a5822dfaccfdb110", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "23c5593d5f5cbea0b69305448b02f2594c52e01f973747b1a5822dfaccfdb110", kill_on_drop: false }` [INFO] [stdout] 23c5593d5f5cbea0b69305448b02f2594c52e01f973747b1a5822dfaccfdb110 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 514df3f17a8b4d0dda0be90976be8eb048824050654f369f4f629d7fec5e5913 [INFO] running `Command { std: "docker" "start" "-a" "514df3f17a8b4d0dda0be90976be8eb048824050654f369f4f629d7fec5e5913", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking thread-id v3.3.0 [INFO] [stderr] Checking log-mdc v0.1.0 [INFO] [stderr] Checking arc-swap v0.3.11 [INFO] [stderr] Checking unsafe-any v0.4.2 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stderr] Checking glob v0.2.11 [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 log4rs-syslog v3.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/file.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/file.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:29:1 [INFO] [stdout] | [INFO] [stdout] 29 | extern crate libc; [INFO] [stdout] | ------------------ the item `libc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/file.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use log; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:31:1 [INFO] [stdout] | [INFO] [stdout] 31 | extern crate log; [INFO] [stdout] | ----------------- the item `log` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log4rs` is imported redundantly [INFO] [stdout] --> src/file.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use log4rs; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:30:1 [INFO] [stdout] | [INFO] [stdout] 30 | extern crate log4rs; [INFO] [stdout] | -------------------- the item `log4rs` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/syslog.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/syslog.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:29:1 [INFO] [stdout] | [INFO] [stdout] 29 | extern crate libc; [INFO] [stdout] | ------------------ the item `libc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/syslog.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use log; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:31:1 [INFO] [stdout] | [INFO] [stdout] 31 | extern crate log; [INFO] [stdout] | ----------------- the item `log` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log4rs` is imported redundantly [INFO] [stdout] --> src/syslog.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use log4rs; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:30:1 [INFO] [stdout] | [INFO] [stdout] 30 | extern crate log4rs; [INFO] [stdout] | -------------------- the item `log4rs` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde` is imported redundantly [INFO] [stdout] --> src/syslog.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use serde; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | extern crate serde; [INFO] [stdout] | ------------------- the item `serde` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/syslog.rs:54:18 [INFO] [stdout] | [INFO] [stdout] 54 | encoder: Box, [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] 54 | encoder: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/syslog.rs:50:21 [INFO] [stdout] | [INFO] [stdout] 50 | pub type LevelMap = Fn(log::Level) -> libc::c_int + Send + Sync; [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] 50 | pub type LevelMap = dyn Fn(log::Level) -> libc::c_int + Send + Sync; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/syslog.rs:311:25 [INFO] [stdout] | [INFO] [stdout] 311 | encoder: Option>, [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] 311 | encoder: Option>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/file.rs:42:18 [INFO] [stdout] | [INFO] [stdout] 42 | type Trait = log4rs::append::Append; [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] 42 | type Trait = dyn log4rs::append::Append; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/file.rs:49:39 [INFO] [stdout] | [INFO] [stdout] 49 | ) -> Result, Box> { [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] 49 | ) -> Result, Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/syslog.rs:84:75 [INFO] [stdout] | [INFO] [stdout] 84 | fn append(&self, record: &log::Record) -> std::result::Result<(), Box> { [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] 84 | fn append(&self, record: &log::Record) -> std::result::Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/syslog.rs:318:43 [INFO] [stdout] | [INFO] [stdout] 318 | pub fn encoder(mut self, encoder: Box) -> Self { [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] 318 | pub fn encoder(mut self, encoder: Box) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking backtrace v0.3.71 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking which v2.0.1 [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/file.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/file.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:29:1 [INFO] [stdout] | [INFO] [stdout] 29 | extern crate libc; [INFO] [stdout] | ------------------ the item `libc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/file.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use log; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:31:1 [INFO] [stdout] | [INFO] [stdout] 31 | extern crate log; [INFO] [stdout] | ----------------- the item `log` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log4rs` is imported redundantly [INFO] [stdout] --> src/file.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use log4rs; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:30:1 [INFO] [stdout] | [INFO] [stdout] 30 | extern crate log4rs; [INFO] [stdout] | -------------------- the item `log4rs` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/syslog.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/syslog.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:29:1 [INFO] [stdout] | [INFO] [stdout] 29 | extern crate libc; [INFO] [stdout] | ------------------ the item `libc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/syslog.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use log; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:31:1 [INFO] [stdout] | [INFO] [stdout] 31 | extern crate log; [INFO] [stdout] | ----------------- the item `log` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log4rs` is imported redundantly [INFO] [stdout] --> src/syslog.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use log4rs; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:30:1 [INFO] [stdout] | [INFO] [stdout] 30 | extern crate log4rs; [INFO] [stdout] | -------------------- the item `log4rs` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde` is imported redundantly [INFO] [stdout] --> src/syslog.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use serde; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | extern crate serde; [INFO] [stdout] | ------------------- the item `serde` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/syslog.rs:54:18 [INFO] [stdout] | [INFO] [stdout] 54 | encoder: Box, [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] 54 | encoder: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/syslog.rs:50:21 [INFO] [stdout] | [INFO] [stdout] 50 | pub type LevelMap = Fn(log::Level) -> libc::c_int + Send + Sync; [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] 50 | pub type LevelMap = dyn Fn(log::Level) -> libc::c_int + Send + Sync; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/syslog.rs:311:25 [INFO] [stdout] | [INFO] [stdout] 311 | encoder: Option>, [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] 311 | encoder: Option>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/file.rs:42:18 [INFO] [stdout] | [INFO] [stdout] 42 | type Trait = log4rs::append::Append; [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] 42 | type Trait = dyn log4rs::append::Append; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/file.rs:49:39 [INFO] [stdout] | [INFO] [stdout] 49 | ) -> Result, Box> { [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] 49 | ) -> Result, Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/syslog.rs:84:75 [INFO] [stdout] | [INFO] [stdout] 84 | fn append(&self, record: &log::Record) -> std::result::Result<(), Box> { [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] 84 | fn append(&self, record: &log::Record) -> std::result::Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/syslog.rs:318:43 [INFO] [stdout] | [INFO] [stdout] 318 | pub fn encoder(mut self, encoder: Box) -> Self { [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] 318 | pub fn encoder(mut self, encoder: Box) -> Self { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.29s [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 1` [INFO] running `Command { std: "docker" "inspect" "514df3f17a8b4d0dda0be90976be8eb048824050654f369f4f629d7fec5e5913", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "514df3f17a8b4d0dda0be90976be8eb048824050654f369f4f629d7fec5e5913", kill_on_drop: false }` [INFO] [stdout] 514df3f17a8b4d0dda0be90976be8eb048824050654f369f4f629d7fec5e5913 [INFO] checking log4rs-syslog-3.0.3 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate log4rs-syslog 3.0.3 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate log4rs-syslog 3.0.3 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate log4rs-syslog 3.0.3 [INFO] finished tweaking crates.io crate log4rs-syslog 3.0.3 [INFO] tweaked toml for crates.io crate log4rs-syslog 3.0.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 24b3fd217af9f9a2606a29bb8d5e72b741c0b66b4a34da72376b3ba939206782 [INFO] running `Command { std: "docker" "start" "-a" "24b3fd217af9f9a2606a29bb8d5e72b741c0b66b4a34da72376b3ba939206782", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "24b3fd217af9f9a2606a29bb8d5e72b741c0b66b4a34da72376b3ba939206782", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24b3fd217af9f9a2606a29bb8d5e72b741c0b66b4a34da72376b3ba939206782", kill_on_drop: false }` [INFO] [stdout] 24b3fd217af9f9a2606a29bb8d5e72b741c0b66b4a34da72376b3ba939206782 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 268a3d2376f48f8da63456253d61404f29f15ea1870b4282faf614c79d1394eb [INFO] running `Command { std: "docker" "start" "-a" "268a3d2376f48f8da63456253d61404f29f15ea1870b4282faf614c79d1394eb", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking unsafe-any v0.4.2 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.7.2/src/inflate/core.rs:1196:9 [INFO] [stdout] | [INFO] [stdout] 1196 | / match state { [INFO] [stdout] 1197 | | Start => generate_state!(state, 'state_machine, { [INFO] [stdout] 1198 | | l.bit_buf = 0; [INFO] [stdout] 1199 | | l.num_bits = 0; [INFO] [stdout] ... | [INFO] [stdout] 1741 | | _ => break TINFLStatus::Failed, [INFO] [stdout] 1742 | | }; [INFO] [stdout] | |_________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] error: could not compile `miniz_oxide` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "268a3d2376f48f8da63456253d61404f29f15ea1870b4282faf614c79d1394eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "268a3d2376f48f8da63456253d61404f29f15ea1870b4282faf614c79d1394eb", kill_on_drop: false }` [INFO] [stdout] 268a3d2376f48f8da63456253d61404f29f15ea1870b4282faf614c79d1394eb