[INFO] cloning repository https://github.com/jwilm/rust_daemon_template [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jwilm/rust_daemon_template" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwilm%2Frust_daemon_template", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwilm%2Frust_daemon_template'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 45ed30a83cfb1ce75465fef918617a00f134b26e [INFO] checking jwilm/rust_daemon_template against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwilm%2Frust_daemon_template" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jwilm/rust_daemon_template 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 git repo https://github.com/jwilm/rust_daemon_template [INFO] finished tweaking git repo https://github.com/jwilm/rust_daemon_template [INFO] tweaked toml for git repo https://github.com/jwilm/rust_daemon_template written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jwilm/rust_daemon_template already has a lockfile, it will not be regenerated [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] Downloading crates ... [INFO] [stderr] Downloaded chan-signal v0.3.1 [INFO] [stderr] Downloaded serde_yaml v0.7.1 [INFO] [stderr] Downloaded chan v0.1.19 [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c101c740c8d39b726a55b588c61d1cf4388cb4368ef72666df5e2bbf1722c65f [INFO] running `Command { std: "docker" "start" "-a" "c101c740c8d39b726a55b588c61d1cf4388cb4368ef72666df5e2bbf1722c65f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c101c740c8d39b726a55b588c61d1cf4388cb4368ef72666df5e2bbf1722c65f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c101c740c8d39b726a55b588c61d1cf4388cb4368ef72666df5e2bbf1722c65f", kill_on_drop: false }` [INFO] [stdout] c101c740c8d39b726a55b588c61d1cf4388cb4368ef72666df5e2bbf1722c65f [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2876674c7024e03c35fb304473c9c751197b6c68ce2e389f573af1e499e09df5 [INFO] running `Command { std: "docker" "start" "-a" "2876674c7024e03c35fb304473c9c751197b6c68ce2e389f573af1e499e09df5", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.29 [INFO] [stderr] Checking bit-vec v0.4.4 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking linked-hash-map v0.3.0 [INFO] [stderr] Checking num-traits v0.1.40 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking linked-hash-map v0.4.2 [INFO] [stderr] Checking lazy_static v0.2.8 [INFO] [stderr] Checking serde v1.0.11 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking bitflags v0.9.1 [INFO] [stderr] Checking unicode-segmentation v1.2.0 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking log v0.3.8 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking bit-set v0.4.0 [INFO] [stderr] Checking yaml-rust v0.3.5 [INFO] [stderr] Checking term_size v0.3.0 [INFO] [stderr] Checking rand v0.3.16 [INFO] [stderr] Checking atty v0.2.2 [INFO] [stderr] Checking textwrap v0.7.0 [INFO] [stderr] Checking clap v2.26.0 [INFO] [stderr] Checking chan v0.1.19 [INFO] [stderr] Compiling serde_derive_internals v0.15.1 [INFO] [stderr] Checking chan-signal v0.3.1 [INFO] [stderr] Compiling serde_derive v1.0.11 [INFO] [stderr] Checking serde_yaml v0.7.1 [INFO] [stderr] Checking rust_daemon_template v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/cli.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use log; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:4:14 [INFO] [stdout] | [INFO] [stdout] 4 | #[macro_use] extern crate log; [INFO] [stdout] | ----------------- the item `log` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/logging.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use log; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:4:14 [INFO] [stdout] | [INFO] [stdout] 4 | #[macro_use] extern crate log; [INFO] [stdout] | ----------------- the item `log` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/cli.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use log; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:4:14 [INFO] [stdout] | [INFO] [stdout] 4 | #[macro_use] extern crate log; [INFO] [stdout] | ----------------- the item `log` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/logging.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use log; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:4:14 [INFO] [stdout] | [INFO] [stdout] 4 | #[macro_use] extern crate log; [INFO] [stdout] | ----------------- the item `log` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:34:44 [INFO] [stdout] | [INFO] [stdout] 34 | fn run() -> Result<(), Box<::std::error::Error>> { [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] 34 | fn run() -> Result<(), Box> { [INFO] [stdout] | +++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:34:44 [INFO] [stdout] | [INFO] [stdout] 34 | fn run() -> Result<(), Box<::std::error::Error>> { [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] 34 | fn run() -> Result<(), Box> { [INFO] [stdout] | +++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/app.rs:31:32 [INFO] [stdout] | [INFO] [stdout] 31 | fn cause(&self) -> Option<&::std::error::Error> { [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] 31 | fn cause(&self) -> Option<&dyn (::std::error::Error)> { [INFO] [stdout] | +++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/app.rs:31:32 [INFO] [stdout] | [INFO] [stdout] 31 | fn cause(&self) -> Option<&::std::error::Error> { [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] 31 | fn cause(&self) -> Option<&dyn (::std::error::Error)> { [INFO] [stdout] | +++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/config.rs:11:62 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn load(opts: &::cli::Options) -> 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] 11 | pub fn load(opts: &::cli::Options) -> Result> { [INFO] [stdout] | +++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/config.rs:11:62 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn load(opts: &::cli::Options) -> 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] 11 | pub fn load(opts: &::cli::Options) -> Result> { [INFO] [stdout] | +++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `No` is never constructed [INFO] [stdout] --> src/application.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub enum Stopping { [INFO] [stdout] | -------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 14 | No [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Placeholder` is never constructed [INFO] [stdout] --> src/app.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub enum Error { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] 15 | Placeholder [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `No` is never constructed [INFO] [stdout] --> src/application.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub enum Stopping { [INFO] [stdout] | -------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 14 | No [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Placeholder` is never constructed [INFO] [stdout] --> src/app.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub enum Error { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] 15 | Placeholder [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.96s [INFO] running `Command { std: "docker" "inspect" "2876674c7024e03c35fb304473c9c751197b6c68ce2e389f573af1e499e09df5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2876674c7024e03c35fb304473c9c751197b6c68ce2e389f573af1e499e09df5", kill_on_drop: false }` [INFO] [stdout] 2876674c7024e03c35fb304473c9c751197b6c68ce2e389f573af1e499e09df5