[INFO] cloning repository https://github.com/sujanan/rba_manager [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sujanan/rba_manager" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsujanan%2Frba_manager", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsujanan%2Frba_manager'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 85331c242974cbb53af2140093c112b341fbe6e5 [INFO] checking sujanan/rba_manager against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsujanan%2Frba_manager" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sujanan/rba_manager 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/sujanan/rba_manager [INFO] finished tweaking git repo https://github.com/sujanan/rba_manager [INFO] tweaked toml for git repo https://github.com/sujanan/rba_manager written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/sujanan/rba_manager 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 failure_derive v0.1.4 [INFO] [stderr] Downloaded redox_users v0.2.0 [INFO] [stderr] Downloaded constant_time_eq v0.1.3 [INFO] [stderr] Downloaded serde_derive v1.0.83 [INFO] [stderr] Downloaded redox_syscall v0.1.49 [INFO] [stderr] Downloaded ctrlc v3.1.1 [INFO] [stderr] Downloaded autocfg v0.1.1 [INFO] [stderr] Downloaded rustc-demangle v0.1.11 [INFO] [stderr] Downloaded backtrace v0.3.13 [INFO] [stderr] Downloaded failure v0.1.4 [INFO] [stderr] Downloaded serde v1.0.83 [INFO] [stderr] Downloaded dirs v1.0.4 [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c7eeb819a5a4a2953eeb3dcfbbcf0d6574a17c8a7004a0202eb9f672a8a7b30b [INFO] running `Command { std: "docker" "start" "-a" "c7eeb819a5a4a2953eeb3dcfbbcf0d6574a17c8a7004a0202eb9f672a8a7b30b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c7eeb819a5a4a2953eeb3dcfbbcf0d6574a17c8a7004a0202eb9f672a8a7b30b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7eeb819a5a4a2953eeb3dcfbbcf0d6574a17c8a7004a0202eb9f672a8a7b30b", kill_on_drop: false }` [INFO] [stdout] c7eeb819a5a4a2953eeb3dcfbbcf0d6574a17c8a7004a0202eb9f672a8a7b30b [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c385a6bdf8a4f925c46b6fd6912f3ac6aa4e1e65032ca7305e67faea51cfa2da [INFO] running `Command { std: "docker" "start" "-a" "c385a6bdf8a4f925c46b6fd6912f3ac6aa4e1e65032ca7305e67faea51cfa2da", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Compiling serde v1.0.83 [INFO] [stderr] Compiling nix v0.11.0 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling syn v0.15.23 [INFO] [stderr] Checking dirs v1.0.4 [INFO] [stderr] Compiling serde_derive v1.0.83 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking ctrlc v3.1.1 [INFO] [stderr] Checking rba_manager v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:10:22 [INFO] [stdout] | [INFO] [stdout] 10 | const ARGS: [(&str, &Fn(&[String])); 2] = [ [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) 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] 10 | const ARGS: [(&str, &dyn Fn(&[String])); 2] = [ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:10:22 [INFO] [stdout] | [INFO] [stdout] 10 | const ARGS: [(&str, &Fn(&[String])); 2] = [ [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) 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] 10 | const ARGS: [(&str, &dyn Fn(&[String])); 2] = [ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/commands/config.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn exec(args: &[String]) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/commands/config.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn exec(args: &[String]) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/commands/help.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn exec(args: &[String]) {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/commands/help.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn exec(args: &[String]) {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/api.rs:126:9 [INFO] [stdout] | [INFO] [stdout] 126 | / rv.validate().map_err(|error| { [INFO] [stdout] 127 | | panic!("error: 'ApiConfig' failed to invalid property: {}", error); [INFO] [stdout] 128 | | }); [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 126 | let _ = rv.validate().map_err(|error| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/commands/config.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | / fs::create_dir(config_path.as_path()).map_err(|error| { [INFO] [stdout] 22 | | panic!( [INFO] [stdout] 23 | | "error: creating '{}' failed: {}", [INFO] [stdout] 24 | | config_path.display(), [INFO] [stdout] 25 | | error [INFO] [stdout] 26 | | ); [INFO] [stdout] 27 | | }); [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 21 | let _ = fs::create_dir(config_path.as_path()).map_err(|error| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/api.rs:126:9 [INFO] [stdout] | [INFO] [stdout] 126 | / rv.validate().map_err(|error| { [INFO] [stdout] 127 | | panic!("error: 'ApiConfig' failed to invalid property: {}", error); [INFO] [stdout] 128 | | }); [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 126 | let _ = rv.validate().map_err(|error| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/commands/config.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | / fs::create_dir(config_path.as_path()).map_err(|error| { [INFO] [stdout] 22 | | panic!( [INFO] [stdout] 23 | | "error: creating '{}' failed: {}", [INFO] [stdout] 24 | | config_path.display(), [INFO] [stdout] 25 | | error [INFO] [stdout] 26 | | ); [INFO] [stdout] 27 | | }); [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 21 | let _ = fs::create_dir(config_path.as_path()).map_err(|error| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/commands/config.rs:111:9 [INFO] [stdout] | [INFO] [stdout] 111 | toml.write_all(as_toml.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 111 | let _ = toml.write_all(as_toml.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/commands/config.rs:118:5 [INFO] [stdout] | [INFO] [stdout] 118 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 118 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/commands/config.rs:111:9 [INFO] [stdout] | [INFO] [stdout] 111 | toml.write_all(as_toml.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 111 | let _ = toml.write_all(as_toml.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/commands/config.rs:118:5 [INFO] [stdout] | [INFO] [stdout] 118 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 118 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [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 7.66s [INFO] running `Command { std: "docker" "inspect" "c385a6bdf8a4f925c46b6fd6912f3ac6aa4e1e65032ca7305e67faea51cfa2da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c385a6bdf8a4f925c46b6fd6912f3ac6aa4e1e65032ca7305e67faea51cfa2da", kill_on_drop: false }` [INFO] [stdout] c385a6bdf8a4f925c46b6fd6912f3ac6aa4e1e65032ca7305e67faea51cfa2da